synfig-studio/src/gtkmm/canvasview.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file canvasview.cpp
   3 **      \brief Template File
   4 **
   5 **      $Id$
   6 **
   7 **      \legal
   8 **      Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
   9 **      Copyright (c) 2007, 2008 Chris Moore
  10 **      Copyright (c) 2009 Carlos López
  11 **
  12 **      This package is free software; you can redistribute it and/or
  13 **      modify it under the terms of the GNU General Public License as
  14 **      published by the Free Software Foundation; either version 2 of
  15 **      the License, or (at your option) any later version.
  16 **
  17 **      This package is distributed in the hope that it will be useful,
  18 **      but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 **      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  20 **      General Public License for more details.
  21 **      \endlegal
  22 */
  23 /* ========================================================================= */
  24
  25 /* === H E A D E R S ======================================================= */
  26
  27 #ifdef USING_PCH
  28 #       include "pch.h"
  29 #else
  30 #ifdef HAVE_CONFIG_H
  31 #       include <config.h>
  32 #endif
  33
  34 #include <sigc++/adaptors/hide.h>
  35
  36 #include <ETL/clock>
  37 #include <sstream>
  38
  39 #include <gtkmm/paned.h>
  40 #include <gtkmm/scale.h>
  41 #include <gtkmm/dialog.h>
  42 #include <gtkmm/messagedialog.h>
  43 #include <gtkmm/treemodelsort.h>
  44 #include <gtkmm/buttonbox.h>
  45 #include <gtkmm/separator.h>
  46
  47 #include <gtk/gtktreestore.h>
  48 #include <gtk/gtkversion.h>
  49
  50 #include <synfig/valuenode_reference.h>
  51 #include <synfig/valuenode_subtract.h>
  52 #include <synfig/valuenode_linear.h>
  53 #include <synfig/valuenode_timedswap.h>
  54 #include <synfig/valuenode_scale.h>
  55 #include <synfig/valuenode_dynamiclist.h>
  56 #include <synfig/valuenode_twotone.h>
  57 #include <synfig/valuenode_stripes.h>
  58 #include <synfig/valuenode_blinecalctangent.h>
  59 #include <synfig/valuenode_blinecalcvertex.h>
  60 #include <synfig/valuenode_blinecalcwidth.h>
  61 #include <synfig/valuenode_bline.h>
  62 #include <synfig/layer.h>
  63
  64 #include <synfigapp/uimanager.h>
  65 #include <synfigapp/canvasinterface.h>
  66 #include <synfigapp/selectionmanager.h>
  67 //#include <synfigapp/action_setwaypoint.h>
  68 //#include <synfigapp/action_deletewaypoint.h>
  69
  70 #include <sigc++/retype_return.h>
  71 #include <sigc++/retype.h>
  72 //#include <sigc++/hide.h>
  73
  74 #include "canvasview.h"
  75 #include "instance.h"
  76 #include "app.h"
  77 #include "cellrenderer_value.h"
  78 #include "cellrenderer_timetrack.h"
  79 #include "workarea.h"
  80 #include "dialog_color.h"
  81 #include "eventkey.h"
  82
  83 #include "state_polygon.h"
  84 #include "state_bline.h"
  85 #include "state_normal.h"
  86 #include "state_eyedrop.h"
  87 #include "state_draw.h"
  88
  89 #include "ducktransform_scale.h"
  90 #include "ducktransform_translate.h"
  91 #include "ducktransform_rotate.h"
  92
  93 #include "event_mouse.h"
  94 #include "event_layerclick.h"
  95
  96 #include "toolbox.h"
  97
  98 #include "dialog_preview.h"
  99 #include "dialog_soundselect.h"
 100
 101 #include "preview.h"
 102 #include "audiocontainer.h"
 103 #include "widget_timeslider.h"
 104 #include "keyframedial.h"
 105
 106 #include <synfigapp/main.h>
 107 #include <synfigapp/inputdevice.h>
 108
 109 #include "general.h"
 110
 111 #endif
 112
 113 /* === U S I N G =========================================================== */
 114
 115 using namespace std;
 116 using namespace etl;
 117 using namespace synfig;
 118 using namespace studio;
 119 using namespace sigc;
 120
 121 /* === M A C R O S ========================================================= */
 122
 123 #define GRAB_HINT_DATA(y)       { \
 124                 String x; \
 125                 if(synfigapp::Main::settings().get_value(String("pref.")+y+"_hints",x)) \
 126                 { \
 127                         set_type_hint((Gdk::WindowTypeHint)atoi(x.c_str()));    \
 128                 } \
 129         }
 130
 131 #define DEFAULT_TIME_WINDOW_SIZE                (10.0)
 132
 133 #ifndef SMALL_BUTTON
 134 #define SMALL_BUTTON(button,stockid,tooltip)    \
 135         button = manage(new class Gtk::Button());       \
 136         icon=manage(new Gtk::Image(Gtk::StockID(stockid),iconsize));    \
 137         button->add(*icon);     \
 138         tooltips.set_tip(*button,tooltip);      \
 139         icon->set_padding(0,0);\
 140         icon->show();   \
 141         button->set_relief(Gtk::RELIEF_NONE); \
 142         button->show()
 143 #endif
 144
 145 #ifndef NORMAL_BUTTON
 146 #define NORMAL_BUTTON(button,stockid,tooltip)   \
 147         button = manage(new class Gtk::Button());       \
 148         icon=manage(new Gtk::Image(Gtk::StockID(stockid),Gtk::ICON_SIZE_BUTTON));       \
 149         button->add(*icon);     \
 150         tooltips.set_tip(*button,tooltip);      \
 151         icon->set_padding(0,0);\
 152         icon->show();   \
 153         /*button->set_relief(Gtk::RELIEF_NONE);*/ \
 154         button->show()
 155 #endif
 156
 157 #define NEW_SMALL_BUTTON(x,y,z) Gtk::Button *SMALL_BUTTON(x,y,z)
 158
 159 #define NOT_IMPLEMENTED_SLOT sigc::mem_fun(*reinterpret_cast<studio::CanvasViewUIInterface*>(get_ui_interface().get()),&studio::CanvasViewUIInterface::not_implemented)
 160
 161 #define SLOT_EVENT(x)   sigc::hide_return(sigc::bind(sigc::mem_fun(*this,&studio::CanvasView::process_event_key),x))
 162
 163 /* === C L A S S E S ======================================================= */
 164
 165 class studio::UniversalScrubber
 166 {
 167         CanvasView *canvas_view;
 168
 169         bool            scrubbing;
 170         etl::clock      scrub_timer;
 171
 172         sigc::connection end_scrub_connection;
 173 public:
 174         UniversalScrubber(CanvasView *canvas_view):
 175                 canvas_view(canvas_view),
 176                 scrubbing(false)
 177         {
 178                 canvas_view->canvas_interface()->signal_time_changed().connect(
 179                         sigc::mem_fun(*this,&studio::UniversalScrubber::on_time_changed)
 180                 );
 181         }
 182
 183         ~UniversalScrubber()
 184         {
 185                 end_scrub_connection.disconnect();
 186         }
 187
 188         void on_time_changed()
 189         {
 190                 // Make sure we are changing the time quickly
 191                 // before we enable scrubbing
 192                 if(!scrubbing && scrub_timer()>1)
 193                 {
 194                         scrub_timer.reset();
 195                         return;
 196                 }
 197
 198                 // If we aren't scrubbing already, enable it
 199                 if(!scrubbing)
 200                 {
 201                         scrubbing=true;
 202                         audio_container()->start_scrubbing(canvas_view->get_time());
 203                 }
 204
 205                 // Reset the scrubber ender
 206                 end_scrub_connection.disconnect();
 207                 end_scrub_connection=Glib::signal_timeout().connect(
 208                         sigc::bind_return(
 209                                 sigc::mem_fun(*this,&UniversalScrubber::end_of_scrubbing),
 210                                 false
 211                         ),
 212                         1000
 213                 );
 214
 215                 // Scrub!
 216                 audio_container()->scrub(canvas_view->get_time());
 217
 218                 scrub_timer.reset();
 219         }
 220
 221         void end_of_scrubbing()
 222         {
 223                 scrubbing=false;
 224                 audio_container()->stop_scrubbing();
 225                 scrub_timer.reset();
 226         }
 227
 228         handle<AudioContainer> audio_container()
 229         {
 230                 assert(canvas_view->audio);
 231                 return canvas_view->audio;
 232         }
 233 };
 234
 235 class studio::CanvasViewUIInterface : public synfigapp::UIInterface
 236 {
 237         CanvasView *view;
 238
 239 public:
 240
 241         CanvasViewUIInterface(CanvasView *view):
 242                 view(view)
 243         {
 244                 view->statusbar->push(_("Idle"));
 245         }
 246
 247         ~CanvasViewUIInterface()
 248         {
 249                 //view->statusbar->pop();
 250                 //view->progressbar->set_fraction(0);
 251         }
 252
 253         virtual Response confirmation(const std::string &title,
 254                         const std::string &primaryText,
 255                         const std::string &secondaryText,
 256                         const std::string &confirmPhrase,
 257                         const std::string &cancelPhrase,
 258                         Response defaultResponse=RESPONSE_OK)
 259         {
 260                 view->present();
 261                 //while(studio::App::events_pending())studio::App::iteration(false);
 262                 Gtk::MessageDialog dialog(
 263                         *view,                  // Parent
 264                         primaryText,            // Message
 265                         false,                  // Markup
 266                         Gtk::MESSAGE_WARNING,   // Type
 267                         Gtk::BUTTONS_NONE,      // Buttons
 268                         true                    // Modal
 269                 );
 270
 271                 if (! title.empty())
 272                         dialog.set_title(title);
 273                 if (! secondaryText.empty())
 274                         dialog.set_secondary_text(secondaryText);
 275
 276                 dialog.add_button(cancelPhrase, RESPONSE_CANCEL);
 277                 dialog.add_button(confirmPhrase, RESPONSE_OK);
 278                 dialog.set_default_response(defaultResponse);
 279
 280                 dialog.show_all();
 281                 return (Response) dialog.run();
 282         }
 283
 284         virtual Response yes_no(const std::string &title, const std::string &message,Response dflt=RESPONSE_YES)
 285         {
 286                 view->present();
 287                 //while(studio::App::events_pending())studio::App::iteration(false);
 288                 Gtk::Dialog dialog(
 289                         title,          // Title
 290                         *view,          // Parent
 291                         true,           // Modal
 292                         true            // use_separator
 293                 );
 294                 Gtk::Label label(message);
 295                 label.show();
 296
 297                 dialog.get_vbox()->pack_start(label);
 298                 dialog.add_button(Gtk::StockID("gtk-yes"),RESPONSE_YES);
 299                 dialog.add_button(Gtk::StockID("gtk-no"),RESPONSE_NO);
 300
 301                 dialog.set_default_response(dflt);
 302                 dialog.show();
 303                 return (Response)dialog.run();
 304         }
 305         virtual Response yes_no_cancel(const std::string &title, const std::string &message,Response dflt=RESPONSE_YES)
 306         {
 307                 view->present();
 308                 //while(studio::App::events_pending())studio::App::iteration(false);
 309                 Gtk::Dialog dialog(
 310                         title,          // Title
 311                         *view,          // Parent
 312                         true,           // Modal
 313                         true            // use_separator
 314                 );
 315                 Gtk::Label label(message);
 316                 label.show();
 317
 318                 dialog.get_vbox()->pack_start(label);
 319                 dialog.add_button(Gtk::StockID("gtk-yes"),RESPONSE_YES);
 320                 dialog.add_button(Gtk::StockID("gtk-no"),RESPONSE_NO);
 321                 dialog.add_button(Gtk::StockID("gtk-cancel"),RESPONSE_CANCEL);
 322
 323                 dialog.set_default_response(dflt);
 324                 dialog.show();
 325                 return (Response)dialog.run();
 326         }
 327         virtual Response ok_cancel(const std::string &title, const std::string &message,Response dflt=RESPONSE_OK)
 328         {
 329                 view->present();
 330                 //while(studio::App::events_pending())studio::App::iteration(false);
 331                 Gtk::Dialog dialog(
 332                         title,          // Title
 333                         *view,          // Parent
 334                         true,           // Modal
 335                         true            // use_separator
 336                 );
 337                 Gtk::Label label(message);
 338                 label.show();
 339
 340                 dialog.get_vbox()->pack_start(label);
 341                 dialog.add_button(Gtk::StockID("gtk-ok"),RESPONSE_OK);
 342                 dialog.add_button(Gtk::StockID("gtk-cancel"),RESPONSE_CANCEL);
 343
 344                 dialog.set_default_response(dflt);
 345                 dialog.show();
 346                 return (Response)dialog.run();
 347         }
 348
 349         virtual bool
 350         task(const std::string &task)
 351         {
 352                 if(!view->is_playing_)
 353                 {
 354                         view->statusbar->pop();
 355                         view->statusbar->push(task);
 356                 }
 357                 //while(studio::App::events_pending())studio::App::iteration(false);
 358                 if(view->cancel){return false;}
 359                 return true;
 360         }
 361
 362         virtual bool
 363         error(const std::string &err)
 364         {
 365                 view->statusbar->push(_("ERROR"));
 366
 367                 // If we are in the process of canceling,
 368                 // then just go ahead and return false --
 369                 // don't bother displaying a dialog
 370                 if(view->cancel)return false;
 371                 Gtk::MessageDialog dialog(*view, err, false, Gtk::MESSAGE_ERROR, Gtk::BUTTONS_CLOSE, true);
 372                 dialog.show();
 373                 dialog.run();
 374                 view->statusbar->pop();
 375                 return true;
 376         }
 377
 378         virtual bool
 379         warning(const std::string &err)
 380         {
 381                 view->statusbar->pop();
 382                 view->statusbar->push(err);
 383
 384                 //while(studio::App::events_pending())studio::App::iteration(false);
 385                 if(view->cancel)return false;
 386                 return true;
 387         }
 388
 389         virtual bool
 390         amount_complete(int current, int total)
 391         {
 392                 if(!view->is_playing_)
 393                 {
 394                         if(!view->working_depth)
 395                         {
 396                                 if(current)
 397                                         view->stopbutton->set_sensitive(true);
 398                                 else
 399                                         view->stopbutton->set_sensitive(false);
 400                         }
 401                         float x((float)current/(float)total);
 402                         if(x<0)x=0;
 403                         else if(x>1)x=1;
 404                         view->progressbar->set_fraction(x);
 405                 }
 406                 //while(studio::App::events_pending())studio::App::iteration(false);
 407                 if(view->cancel){/*view->cancel=false;*/return false;}
 408                 return true;
 409         }
 410
 411         void
 412         not_implemented()
 413         {
 414                 error(_("Feature not yet implemented"));
 415         }
 416 };
 417
 418 class studio::CanvasViewSelectionManager : public synfigapp::SelectionManager
 419 {
 420         CanvasView *view;
 421         CanvasView::LayerTreeModel layer_tree_model;
 422         CanvasView::ChildrenTreeModel children_tree_model;
 423
 424 public:
 425         CanvasViewSelectionManager(CanvasView *view): view(view) { }
 426
 427 private:
 428         void _set_selected_layer(const synfig::Layer::Handle &layer)
 429         {
 430                 view->layer_tree->select_layer(layer);
 431 /*
 432                 // Don't change the selection while we are busy
 433                 // I cannot remember exactly why I put this here...
 434                 // It musta been for some reason, but I cannot recall.
 435                 //if(App::Busy::count)
 436                 //      return;
 437
 438                 if(view->layer_tree->get_selection()->get_selected())
 439                 {
 440                         const Gtk::TreeRow row = *(view->layer_tree->get_selection()->get_selected());
 441
 442                         // Don't do anything if that layer is already selected
 443                         if(layer == static_cast<synfig::Layer::Handle>(row[layer_tree_model.layer]))
 444                                 return;
 445                 }
 446                 Gtk::TreeModel::Children::iterator iter;
 447                 if(view->layer_tree_store()->find_layer_row(layer,iter))
 448                 {
 449                         Gtk::TreePath path(iter);
 450                         for(int i=path.get_depth();i;i--)
 451                         {
 452                                 int j;
 453                                 path=Gtk::TreePath(iter);
 454                                 for(j=i;j;j--)
 455                                         path.up();
 456                                 view->layer_tree->get_tree_view().expand_row(path,false);
 457                         }
 458                         view->layer_tree->get_tree_view().scroll_to_row(Gtk::TreePath(iter));
 459                         view->layer_tree->get_selection()->select(iter);
 460                 }
 461 */
 462         }
 463 public:
 464
 465         //! Returns the number of layers selected.
 466         virtual int get_selected_layer_count()const
 467         {
 468                 return get_selected_layers().size();
 469         }
 470
 471         //! Returns a list of the currently selected layers.
 472         virtual LayerList get_selected_layers()const
 473         {
 474 //              assert(view->layer_tree);
 475
 476                 if(!view->layer_tree) { synfig::error("%s:%d canvas_view.layer_tree not defined!?", __FILE__, __LINE__); return LayerList(); }
 477                 return view->layer_tree->get_selected_layers();
 478         }
 479
 480         //! Returns the first layer selected or an empty handle if none are selected.
 481         virtual synfig::Layer::Handle get_selected_layer()const
 482         {
 483 //              assert(view->layer_tree);
 484
 485                 if(!view->layer_tree) { synfig::error("%s:%d canvas_view.layer_tree not defined!?", __FILE__, __LINE__); return 0; }
 486                 return view->layer_tree->get_selected_layer();
 487         }
 488
 489         //! Sets which layers should be selected
 490         virtual void set_selected_layers(const LayerList &layer_list)
 491         {
 492 //              assert(view->layer_tree);
 493
 494                 if(!view->layer_tree) { synfig::error("%s:%d canvas_view.layer_tree not defined!?", __FILE__, __LINE__); return; }
 495                 view->layer_tree->select_layers(layer_list);
 496                 //view->get_smach().process_event(EVENT_REFRESH_DUCKS);
 497
 498                 //view->queue_rebuild_ducks();
 499         }
 500
 501         //! Sets which layer should be selected.
 502         virtual void set_selected_layer(const synfig::Layer::Handle &layer)
 503         {
 504 //              assert(view->layer_tree);
 505
 506                 if(!view->layer_tree) { synfig::error("canvas_view.layer_tree not defined!?"); return; }
 507                 view->layer_tree->select_layer(layer);
 508                 //view->queue_rebuild_ducks();
 509         }
 510
 511         //! Clears the layer selection list
 512         virtual void clear_selected_layers()
 513         {
 514                 if(!view->layer_tree) return;
 515                 view->layer_tree->clear_selected_layers();
 516         }
 517
 518         //! Returns the number of value_nodes selected.
 519         virtual int get_selected_children_count()const
 520         {
 521                 return get_selected_children().size();
 522         }
 523
 524         static inline void __child_grabber(const Gtk::TreeModel::iterator& iter, ChildrenList* ret)
 525         {
 526                 const CanvasView::ChildrenTreeModel children_tree_model;
 527                 synfigapp::ValueDesc value_desc((*iter)[children_tree_model.value_desc]);
 528                 if(value_desc)
 529                         ret->push_back(value_desc);
 530         }
 531
 532         //! Returns a list of the currently selected value_nodes.
 533         virtual ChildrenList get_selected_children()const
 534         {
 535                 if(!view->children_tree) return ChildrenList();
 536
 537                 Glib::RefPtr<Gtk::TreeSelection> selection=view->children_tree->get_selection();
 538
 539                 if(!selection)
 540                         return ChildrenList();
 541
 542                 ChildrenList ret;
 543
 544                 selection->selected_foreach_iter(
 545                         sigc::bind(
 546                                 sigc::ptr_fun(
 547                                         &studio::CanvasViewSelectionManager::__child_grabber
 548                                 ),
 549                                 &ret
 550                         )
 551                 );
 552
 553                 /*
 554                 Gtk::TreeModel::Children::iterator iter(view->children_tree_store()->children().begin());
 555                 iter++;
 556                 Gtk::TreeModel::Children children = iter->children();
 557                 for(iter = children.begin(); iter != children.end(); ++iter)
 558                 {
 559                         Gtk::TreeModel::Row row = *iter;
 560                         if(selection->is_selected(row))
 561                                 ret.push_back((synfigapp::ValueDesc)row[children_tree_model.value_desc]);
 562                 }
 563                 */
 564                 return ret;
 565         }
 566
 567         //! Returns the first value_node selected or an empty handle if none are selected.
 568         virtual ChildrenList::value_type get_selected_child()const
 569         {
 570                 if(!view->children_tree) return ChildrenList::value_type();
 571
 572                 ChildrenList children(get_selected_children());
 573
 574                 if(children.empty())
 575                         return ChildrenList::value_type();
 576
 577                 return children.front();
 578         }
 579
 580         //! Sets which value_nodes should be selected
 581         virtual void set_selected_children(const ChildrenList &/*children_list*/)
 582         {
 583                 return;
 584         }
 585
 586         //! Sets which value_node should be selected. Empty handle if none.
 587         virtual void set_selected_child(const ChildrenList::value_type &/*child*/)
 588         {
 589                 return;
 590         }
 591
 592         //! Clears the value_node selection list
 593         virtual void clear_selected_children()
 594         {
 595                 return;
 596         }
 597
 598         int get_selected_layer_parameter_count()const
 599         {
 600                 return get_selected_layer_parameters().size();
 601         }
 602
 603         LayerParamList get_selected_layer_parameters()const
 604         {
 605                 if(!view->layer_tree) return LayerParamList();
 606
 607                 Glib::RefPtr<Gtk::TreeSelection> selection=view->layer_tree->get_selection();
 608
 609                 if(!selection)
 610                         return LayerParamList();
 611
 612                 LayerParamList ret;
 613
 614                 Gtk::TreeModel::Children children = const_cast<CanvasView*>(view)->layer_tree_store()->children();
 615                 Gtk::TreeModel::Children::iterator iter;
 616                 for(iter = children.begin(); iter != children.end(); ++iter)
 617                 {
 618                         Gtk::TreeModel::Row row = *iter;
 619                         Gtk::TreeModel::Children::iterator iter;
 620                         for(iter=row.children().begin();iter!=row.children().end();iter++)
 621                         {
 622                                 Gtk::TreeModel::Row row = *iter;
 623                                 if(selection->is_selected(row))
 624                                         ret.push_back(LayerParam(row[layer_tree_model.layer],(Glib::ustring)row[layer_tree_model.id]));
 625                         }
 626                 }
 627                 return ret;
 628         }
 629
 630         LayerParam get_selected_layer_parameter() const
 631         {
 632                 if(!view->layer_tree) return LayerParam();
 633                 return get_selected_layer_parameters().front();
 634         }
 635
 636         void set_selected_layer_parameters(const LayerParamList &/*layer_param_list*/)
 637         {
 638                 return;
 639         }
 640
 641         void set_selected_layer_param(const LayerParam &/*layer_param*/)
 642         {
 643                 return;
 644         }
 645
 646         void clear_selected_layer_parameters()
 647         {
 648                 return;
 649         }
 650
 651 }; // END of class SelectionManager
 652
 653 CanvasView::IsWorking::IsWorking(CanvasView &canvas_view_):
 654         canvas_view_(canvas_view_)
 655 {
 656         if(!canvas_view_.working_depth)
 657                 canvas_view_.stopbutton->set_sensitive(true);
 658         canvas_view_.working_depth++;
 659         canvas_view_.cancel=false;
 660 }
 661
 662 CanvasView::IsWorking::~IsWorking()
 663 {
 664         canvas_view_.working_depth--;
 665         if(!canvas_view_.working_depth)
 666                 canvas_view_.stopbutton->set_sensitive(false);
 667 }
 668
 669 CanvasView::IsWorking::operator bool()const
 670 {
 671         if(canvas_view_.cancel)
 672                 return false;
 673         return true;
 674 }
 675
 676 /* === M E T H O D S ======================================================= */
 677
 678 CanvasView::CanvasView(etl::loose_handle<Instance> instance,etl::handle<synfigapp::CanvasInterface> canvas_interface_):
 679         smach_                                  (this),
 680         instance_                               (instance),
 681         canvas_interface_               (canvas_interface_),
 682         //layer_tree_store_             (LayerTreeStore::create(canvas_interface_)),
 683         //children_tree_store_  (ChildrenTreeStore::create(canvas_interface_)),
 684         //keyframe_tree_store_  (KeyframeTreeStore::create(canvas_interface_)),
 685         time_adjustment_                (0,0,25,0,0,0),
 686         time_window_adjustment_ (0,0,25,0,0,0),
 687         statusbar                               (manage(new class Gtk::Statusbar())),
 688         quality_adjustment_             (8,1,10,1,1,0),
 689         future_onion_adjustment_ (0,0,2,1,1,0),
 690         past_onion_adjustment_  (0,0,2,1,1,0),
 691
 692         timeslider                              (new Widget_Timeslider),
 693         widget_kf_list                  (new Widget_Keyframe_List),
 694
 695         ui_interface_                   (new CanvasViewUIInterface(this)),
 696         selection_manager_              (new CanvasViewSelectionManager(this)),
 697         is_playing_                             (false),
 698
 699         working_depth                   (0),
 700         cancel                                  (false),
 701
 702         canvas_properties               (*this,canvas_interface_),
 703         canvas_options                  (this),
 704         render_settings                 (*this,canvas_interface_),
 705         waypoint_dialog                 (*this,canvas_interface_->get_canvas()),
 706         keyframe_dialog                 (*this,canvas_interface_),
 707         preview_dialog                  (new Dialog_Preview),
 708         sound_dialog                    (new Dialog_SoundSelect(*this,canvas_interface_))
 709 {
 710         layer_tree=0;
 711         children_tree=0;
 712         duck_refresh_flag=true;
 713         toggling_ducks_=false;
 714         changing_resolution_=false;
 715         updating_quality_=false;
 716         toggling_show_grid=false;
 717         toggling_snap_grid=false;
 718         toggling_onion_skin=false;
 719
 720         smach_.set_default_state(&state_normal);
 721
 722         disp_audio = new Widget_Sound();
 723
 724         //synfig::info("Canvasview: Entered constructor");
 725         // Minor hack
 726         get_canvas()->set_time(0);
 727         //layer_tree_store_->rebuild();
 728
 729         // Set up the UI and Selection managers
 730         canvas_interface()->set_ui_interface(get_ui_interface());
 731         canvas_interface()->set_selection_manager(get_selection_manager());
 732         rebuild_ducks_queued=false;
 733
 734         //notebook=manage(new class Gtk::Notebook());
 735         //Gtk::VPaned *vpaned = manage(new class Gtk::VPaned());
 736         //vpaned->pack1(*create_work_area(), Gtk::EXPAND|Gtk::SHRINK);
 737         //vpaned->pack2(*notebook, Gtk::SHRINK);
 738         //vpaned->show_all();
 739
 740         //notebook->show();
 741
 742         //notebook->append_page(*create_layer_tree(),_("Layers"));
 743         //notebook->append_page(*create_children_tree(),_("Children"));
 744         //notebook->append_page(*create_keyframe_tree(),_("Keyframes"));
 745
 746         //synfig::info("Canvasview: Before big chunk of allocation and tabling stuff");
 747         //create all allocated stuff for this canvas
 748         audio = new AudioContainer();
 749
 750         Gtk::Table *layout_table= manage(new class Gtk::Table(1, 4, false));
 751         //layout_table->attach(*vpaned, 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 752         layout_table->attach(*create_work_area(), 0, 1, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 753         layout_table->attach(*create_display_bar(), 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
 754         init_menus();
 755         //layout_table->attach(*App::ui_manager()->get_widget("/menu-main"), 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
 756
 757         layout_table->attach(*create_time_bar(), 0, 1, 3, 4, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
 758         layout_table->attach(*create_status_bar(), 0, 1, 4, 5, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
 759
 760         update_title();
 761
 762         layout_table->show();
 763         add(*layout_table);
 764
 765         //set_transient_for(*App::toolbox);
 766
 767         //synfig::info("Canvasview: Before Signals");
 768         /*
 769  --     ** -- Signals -------------------------------------------------------------
 770         */
 771
 772         canvas_interface()->signal_dirty_preview().connect(sigc::mem_fun(*this,&studio::CanvasView::on_dirty_preview));
 773         canvas_interface()->signal_mode_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::on_mode_changed));
 774
 775         canvas_interface()->signal_time_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::on_time_changed));
 776
 777         //canvas_interface()->signal_time_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::refresh_tables));
 778         canvas_interface()->signal_id_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::on_id_changed));
 779         canvas_interface()->signal_rend_desc_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::refresh_rend_desc));
 780         waypoint_dialog.signal_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::on_waypoint_changed));
 781         waypoint_dialog.signal_delete().connect(sigc::mem_fun(*this,&studio::CanvasView::on_waypoint_delete));
 782
 783         //MODIFIED TIME ADJUSTMENT STUFF....
 784         time_window_adjustment().set_child_adjustment(&time_adjustment());
 785         time_window_adjustment().signal_value_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::refresh_time_window));
 786         time_adjustment().signal_value_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::time_was_changed));
 787
 788         work_area->signal_layer_selected().connect(sigc::mem_fun(*this,&studio::CanvasView::workarea_layer_selected));
 789         work_area->signal_input_device_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::on_input_device_changed));
 790
 791         canvas_interface()->signal_canvas_added().connect(
 792                 sigc::hide(
 793                         sigc::mem_fun(*instance,&studio::Instance::refresh_canvas_tree)
 794                 )
 795         );
 796         canvas_interface()->signal_canvas_removed().connect(
 797                 sigc::hide(
 798                         sigc::mem_fun(*instance,&studio::Instance::refresh_canvas_tree)
 799                 )
 800         );
 801
 802         canvas_interface()->signal_layer_param_changed().connect(
 803                 sigc::hide(
 804                         sigc::hide(
 805                                 SLOT_EVENT(EVENT_REFRESH_DUCKS)
 806                         )
 807                 )
 808         );
 809
 810         //MUCH TIME STUFF TAKES PLACE IN HERE
 811         refresh_rend_desc();
 812         refresh_time_window();
 813
 814         /*! \todo We shouldn't need to do this at construction --
 815         **      This should be performed at the first time the window
 816         **      becomes visible.
 817         */
 818         work_area->queue_render_preview();
 819
 820         // If the canvas is really big, zoom out so that we can fit it all in the window
 821         /*! \todo In other words, this is a zoom-to-fit, and should be
 822         ** in its own function.
 823         */
 824         int w=get_canvas()->rend_desc().get_w()+70;
 825         int h=get_canvas()->rend_desc().get_h()+70;
 826         while(w>700 || h>600)
 827         {
 828                 // Minor hack:
 829                 //   zoom_out() =>
 830                 //         WorkArea::async_update_preview() =>
 831                 //           WorkArea::set_zoom(float) =>
 832                 //                 WorkArea::async_update_preview() =>
 833                 //                       desc.set_time(cur_time), where cur_time isn't initialized
 834                 work_area->set_time(0);
 835                 work_area->zoom_out();
 836                 w=round_to_int(get_canvas()->rend_desc().get_w()*work_area->get_zoom()+70);
 837                 h=round_to_int(get_canvas()->rend_desc().get_h()*work_area->get_zoom()+70);
 838         }
 839         if(w>700)w=700;
 840         if(h>600)h=600;
 841         set_default_size(w,h);
 842         property_window_position().set_value(Gtk::WIN_POS_NONE);
 843
 844         std::list<Gtk::TargetEntry> listTargets;
 845         listTargets.push_back( Gtk::TargetEntry("STRING") );
 846         listTargets.push_back( Gtk::TargetEntry("text/plain") );
 847         listTargets.push_back( Gtk::TargetEntry("image") );
 848
 849         drag_dest_set(listTargets);
 850         signal_drag_data_received().connect( sigc::mem_fun(*this, &studio::CanvasView::on_drop_drag_data_received) );
 851
 852         /*
 853         Time length(get_canvas()->rend_desc().get_time_end()-get_canvas()->rend_desc().get_time_start());
 854         if(length<10.0)
 855         {
 856                 time_window_adjustment().set_page_increment(length);
 857                 time_window_adjustment().set_page_size(length);
 858         }
 859         else
 860         {
 861                 time_window_adjustment().set_page_increment(10.0);
 862                 time_window_adjustment().set_page_size(10.0);
 863         }
 864         */
 865
 866         //synfig::info("Canvasview: Before Sound Hookup");
 867         //load sound info from meta data
 868         {
 869                 //synfig::warning("Should load Audio: %s with %s offset",apath.c_str(),aoffset.c_str());
 870
 871                 on_audio_file_notify(); //redundant setting of the metadata, but oh well, it's no big deal :)
 872                 on_audio_offset_notify();
 873
 874                 //signal connection - since they are all associated with the canvas view
 875
 876                 //hook in signals for sound options box
 877                 sound_dialog->signal_file_changed().connect(sigc::mem_fun(*this,&CanvasView::on_audio_file_change));
 878                 sound_dialog->signal_offset_changed().connect(sigc::mem_fun(*this,&CanvasView::on_audio_offset_change));
 879
 880                 //attach to the preview when it's visible
 881                 //preview_dialog->get_widget().signal_play().connect(sigc::mem_fun(*this,&CanvasView::play_audio));
 882                 //preview_dialog->get_widget().signal_stop().connect(sigc::mem_fun(*this,&CanvasView::stop_audio));
 883
 884                 //hook to metadata signals
 885                 get_canvas()->signal_meta_data_changed("audiofile").connect(sigc::mem_fun(*this,&CanvasView::on_audio_file_notify));
 886                 get_canvas()->signal_meta_data_changed("audiooffset").connect(sigc::mem_fun(*this,&CanvasView::on_audio_offset_notify));
 887
 888                 //universal_scrubber=std::auto_ptr<UniversalScrubber>(new UniversalScrubber(this));
 889         }
 890
 891         //synfig::info("Canvasview: Before Final time set up");
 892         //MORE TIME STUFF
 893         time_window_adjustment().set_value(get_canvas()->rend_desc().get_time_start());
 894         time_window_adjustment().value_changed();
 895
 896         GRAB_HINT_DATA("canvas_view");
 897         /*
 898         {
 899         set_skip_taskbar_hint(true);
 900         set_skip_pager_hint(true);
 901         set_type_hint(Gdk::WINDOW_TYPE_HINT_UTILITY);
 902         }
 903         */
 904
 905         refresh_rend_desc();
 906         hide_tables();
 907
 908         on_time_changed();
 909         //synfig::info("Canvasview: Constructor Done");
 910 }
 911
 912 CanvasView::~CanvasView()
 913 {
 914         signal_deleted()();
 915
 916         App::ui_manager()->remove_action_group(action_group);
 917
 918         // Shut down the smach
 919         smach_.egress();
 920         smach_.set_default_state(0);
 921
 922         // We want to ensure that the UI_Manager and
 923         // the selection manager get destructed right now.
 924         ui_interface_.reset();
 925         selection_manager_.reset();
 926
 927         // Delete any external widgets
 928         for(;!ext_widget_book_.empty();ext_widget_book_.erase(ext_widget_book_.begin()))
 929         {
 930                 if(ext_widget_book_.begin()->second)
 931                         delete ext_widget_book_.begin()->second;
 932         }
 933
 934         //delete preview
 935         audio.reset();
 936
 937         hide();
 938
 939         // don't be calling on_dirty_preview once this object has been deleted;
 940         // this was causing a crash before
 941         canvas_interface()->signal_dirty_preview().clear();
 942
 943         if (getenv("SYNFIG_DEBUG_DESTRUCTORS"))
 944                 synfig::info("CanvasView::~CanvasView(): Deleted");
 945 }
 946
 947 std::list<int>&
 948 CanvasView::get_pixel_sizes()
 949 {
 950         // prime factors of 120 are 2, 2, 2, 3, 5 - see TILE_SIZE in synfig-core/trunk/src/synfig/target_tile.h
 951         static int pixel_size_array[] = {2,3,4,5,6,8,10,12,15,20,24,30,40,60,120};
 952         static list<int> pixel_sizes = list<int>(pixel_size_array, pixel_size_array + sizeof(pixel_size_array) / sizeof(int));
 953
 954         return pixel_sizes;
 955 }
 956
 957 Gtk::Widget *
 958 CanvasView::create_time_bar()
 959 {
 960         Gtk::Image *icon;
 961
 962         //Setup the Time Slider and the Time window scroll
 963         Gtk::HScrollbar *time_window_scroll = manage(new class Gtk::HScrollbar(time_window_adjustment()));
 964         //Gtk::HScrollbar *time_scroll = manage(new class Gtk::HScrollbar(time_adjustment()));
 965         //TIME BAR TEMPORARY POSITION
 966         //Widget_Timeslider *time_scroll = manage(new Widget_Timeslider);
 967         timeslider->set_time_adjustment(&time_adjustment());
 968         timeslider->set_bounds_adjustment(&time_window_adjustment());
 969         //layout_table->attach(*timeslider, 0, 1, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL);
 970         //Setup the keyframe list widget
 971         widget_kf_list->set_time_adjustment(&time_adjustment());
 972         widget_kf_list->set_canvas_interface(canvas_interface());
 973         widget_kf_list->show();
 974
 975         tooltips.set_tip(*time_window_scroll,_("Moves the time window"));
 976         tooltips.set_tip(*timeslider,_("Changes the current time"));
 977         time_window_scroll->show();
 978         timeslider->show();
 979         //time_window_scroll->set_flags(Gtk::CAN_FOCUS); // Uncomment this produce bad render of the HScroll
 980         timeslider->set_flags(Gtk::CAN_FOCUS);
 981
 982         //time_scroll->signal_value_changed().connect(sigc::mem_fun(*work_area, &studio::WorkArea::render_preview_hook));
 983         //time_scroll->set_update_policy(Gtk::UPDATE_DISCONTINUOUS);
 984
 985         //Setup the Animation Mode Button and the Keyframe Lock button
 986         Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
 987         SMALL_BUTTON(animatebutton,"gtk-yes",_("Animate"));
 988         animatebutton->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::on_animate_button_pressed));
 989         animatebutton->show();
 990
 991         //Setup the audio display
 992         disp_audio->set_size_request(-1,32); //disp_audio->show();
 993         disp_audio->set_time_adjustment(&time_adjustment());
 994         disp_audio->signal_start_scrubbing().connect(
 995                 sigc::mem_fun(*audio,&AudioContainer::start_scrubbing)
 996         );
 997         disp_audio->signal_scrub().connect(
 998                 sigc::mem_fun(*audio,&AudioContainer::scrub)
 999         );
1000         disp_audio->signal_stop_scrubbing().connect(
1001                 sigc::mem_fun(*audio,&AudioContainer::stop_scrubbing)
1002         );
1003         //Setup the current time widget
1004         current_time_widget=manage(new Widget_Time);
1005         current_time_widget->set_value(get_time());
1006         current_time_widget->set_fps(get_canvas()->rend_desc().get_frame_rate());
1007         current_time_widget->signal_value_changed().connect(
1008                 sigc::mem_fun(*this,&CanvasView::on_current_time_widget_changed)
1009         );
1010         current_time_widget->set_size_request(0,-1); // request horizontal shrink
1011         tooltips.set_tip(*current_time_widget,_("Current time"));
1012         current_time_widget->show();
1013
1014         //Setup the FrameDial widget
1015         framedial = manage(new class FrameDial());
1016         framedial->signal_seek_begin().connect(
1017                         sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_time), Time::begin())
1018         );
1019         framedial->signal_seek_prev_frame().connect(
1020                         sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_frame), -1)
1021         );
1022         framedial->signal_play_stop().connect(
1023                         sigc::mem_fun(*this, &studio::CanvasView::on_play_stop_pressed)
1024         );
1025         framedial->signal_seek_next_frame().connect(
1026                         sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_frame), 1)
1027         );
1028         framedial->signal_seek_end().connect(
1029                         sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_time), Time::end())
1030         );
1031         framedial->show();
1032
1033         //Setup the KeyFrameDial widget
1034         KeyFrameDial *keyframedial = Gtk::manage(new class KeyFrameDial());
1035         keyframedial->signal_seek_prev_keyframe().connect(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_prev_keyframe));
1036         keyframedial->signal_seek_next_keyframe().connect(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_next_keyframe));
1037         keyframedial->signal_lock_keyframe().connect(sigc::mem_fun(*this, &studio::CanvasView::on_keyframe_button_pressed));
1038         keyframedial->show();
1039         keyframebutton=keyframedial->get_lock_button();
1040
1041         timebar = Gtk::manage(new class Gtk::Table(5, 4, false));
1042
1043         //Adjust both widgets to be the same as the
1044         int header_height = 0;
1045         if(getenv("SYNFIG_TIMETRACK_HEADER_HEIGHT"))
1046                 header_height = atoi(getenv("SYNFIG_TIMETRACK_HEADER_HEIGHT"));
1047         if (header_height < 3)
1048                 header_height = 24;
1049         timeslider->set_size_request(-1,header_height-header_height/3+1);
1050         widget_kf_list->set_size_request(-1,header_height/3+1);
1051
1052         //Attach widgets to the timebar
1053         //timebar->attach(*manage(disp_audio), 1, 5, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK);
1054         timebar->attach(*current_time_widget, 0, 1, 0, 2, Gtk::SHRINK|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
1055         timebar->attach(*framedial, 0, 1, 2, 3, Gtk::SHRINK, Gtk::SHRINK);
1056         timebar->attach(*timeslider, 1, 3, 1, 2, Gtk::FILL|Gtk::SHRINK, Gtk::FILL|Gtk::SHRINK);
1057         timebar->attach(*widget_kf_list, 1, 3, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::SHRINK);
1058         timebar->attach(*time_window_scroll, 1, 3, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK);
1059         timebar->attach(*keyframedial, 3, 4, 0, 2, Gtk::SHRINK, Gtk::SHRINK);
1060         timebar->attach(*animatebutton, 4, 5, 0, 2, Gtk::SHRINK, Gtk::SHRINK);
1061         //timebar->attach(*keyframebutton, 1, 2, 3, 4, Gtk::SHRINK, Gtk::SHRINK);
1062
1063         timebar->show();
1064
1065         return timebar;
1066 }
1067
1068 Gtk::Widget *
1069 CanvasView::create_work_area()
1070 {
1071         work_area=std::auto_ptr<WorkArea>(new class studio::WorkArea(canvas_interface_));
1072         work_area->set_instance(get_instance());
1073         work_area->set_canvas(get_canvas());
1074         work_area->set_canvas_view(this);
1075         work_area->set_progress_callback(get_ui_interface().get());
1076         work_area->signal_popup_menu().connect(sigc::mem_fun(*this, &studio::CanvasView::popup_main_menu));
1077         work_area->show();
1078         return work_area.get();
1079 }
1080
1081 Gtk::Widget*
1082 CanvasView::create_status_bar()
1083 {
1084         Gtk::Image *icon;
1085         Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
1086         cancel=false;
1087
1088         // Create the status bar at the bottom of the window
1089         Gtk::Table *statusbartable= manage(new class Gtk::Table(5, 1, false));
1090 //      statusbar = manage(new class Gtk::Statusbar()); // This is already done at construction
1091         progressbar =manage(new class Gtk::ProgressBar());
1092         SMALL_BUTTON(stopbutton,"gtk-stop",_("Stop"));
1093         SMALL_BUTTON(refreshbutton,"gtk-refresh",_("Refresh"));
1094         //SMALL_BUTTON(treetogglebutton,"gtk-go-down",_("Toggle Layer Tree"));
1095 //      NEW_SMALL_BUTTON(raisebutton,"gtk-go-up",_("Raise Layer"));
1096 //      NEW_SMALL_BUTTON(lowerbutton,"gtk-go-down",_("Lower Layer"));
1097         //statusbartable->attach(*treetogglebutton, 0, 1, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
1098 //      statusbartable->attach(*lowerbutton, 0, 1, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
1099 //      statusbartable->attach(*raisebutton, 1, 2, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
1100
1101         statusbartable->attach(*statusbar, 1, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
1102         statusbartable->attach(*progressbar, 2, 3, 0, 1, Gtk::SHRINK, Gtk::EXPAND|Gtk::FILL, 0, 0);
1103         statusbartable->attach(*refreshbutton, 3, 4, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
1104         statusbartable->attach(*stopbutton, 4, 5, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
1105         statusbar->set_has_resize_grip(false);
1106         statusbar->show();
1107         stopbutton->show();
1108         refreshbutton->show();
1109         progressbar->show();
1110         stopbutton->set_sensitive(false);
1111
1112         //refreshbutton->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::on_refresh_pressed));
1113         //stopbutton->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::stop));
1114         //treetogglebutton->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::toggle_tables));
1115
1116         refreshbutton->signal_clicked().connect(SLOT_EVENT(EVENT_REFRESH));
1117         stopbutton->signal_clicked().connect(SLOT_EVENT(EVENT_STOP));
1118
1119         statusbartable->show_all();
1120         return statusbartable;
1121 }
1122
1123 Gtk::Widget*
1124 CanvasView::create_display_bar()
1125 {
1126         displaybar = manage(new class Gtk::Table(16, 1, false));
1127         Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon_16x16");
1128         // Setup the ToggleDuckDial widget
1129         toggleducksdial = Gtk::manage(new class ToggleDucksDial(iconsize));
1130
1131         Duck::Type m = work_area->get_type_mask();
1132         toggleducksdial->update_toggles(m);
1133
1134         toggleducksdial->signal_ducks_position().connect(
1135                         sigc::bind(sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),Duck::TYPE_POSITION)
1136                         );
1137         toggleducksdial->signal_ducks_vertex().connect(
1138                         sigc::bind(sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),Duck::TYPE_VERTEX)
1139                         );
1140         toggleducksdial->signal_ducks_tangent().connect(
1141                         sigc::bind(sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),Duck::TYPE_TANGENT)
1142                         );
1143         toggleducksdial->signal_ducks_radius().connect(
1144                         sigc::bind(sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),Duck::TYPE_RADIUS)
1145                         );
1146         toggleducksdial->signal_ducks_width().connect(
1147                         sigc::bind(sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),Duck::TYPE_WIDTH)
1148                         );
1149         toggleducksdial->signal_ducks_angle().connect(
1150                         sigc::bind(sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),Duck::TYPE_ANGLE)
1151                         );
1152         toggleducksdial->show();
1153
1154         // Set up the ResolutionDial widget
1155         resolutiondial=Gtk::manage(new class ResolutionDial(iconsize));
1156
1157         resolutiondial->update_lowres(work_area->get_low_resolution_flag());
1158         resolutiondial->signal_increase_resolution().connect(
1159                         sigc::mem_fun(*this, &studio::CanvasView::decrease_low_res_pixel_size));
1160         resolutiondial->signal_decrease_resolution().connect(
1161                         sigc::mem_fun(*this, &studio::CanvasView::increase_low_res_pixel_size));
1162         resolutiondial->signal_use_low_resolution().connect(
1163                         sigc::mem_fun(*this, &studio::CanvasView::toggle_low_res_pixel_flag));
1164         resolutiondial->show();
1165
1166         // Set up some separators
1167         Gtk::VSeparator *separator1 = Gtk::manage(new class Gtk::VSeparator());
1168         separator1->show();
1169         Gtk::VSeparator *separator2 = Gtk::manage(new class Gtk::VSeparator());
1170         separator2->show();
1171         Gtk::VSeparator *separator3 = Gtk::manage(new class Gtk::VSeparator());
1172         separator3->show();
1173         Gtk::VSeparator *separator4 = Gtk::manage(new class Gtk::VSeparator());
1174         separator4->show();
1175         Gtk::VSeparator *separator5 = Gtk::manage(new class Gtk::VSeparator());
1176         separator5->show();
1177
1178         // Set up quality spin button
1179         quality_spin=Gtk::manage(new class Gtk::SpinButton(quality_adjustment_));
1180         quality_spin->signal_value_changed().connect(
1181                         sigc::mem_fun(*this, &studio::CanvasView::update_quality));
1182         tooltips.set_tip(*quality_spin, _("Quality (lower is better)"));
1183         quality_spin->show();
1184
1185         // Set up the show grid toggle button
1186         show_grid = Gtk::manage(new class Gtk::ToggleButton());
1187         show_grid->set_active(work_area->grid_status());
1188         Gtk::Image *icon = manage(new Gtk::Image(Gtk::StockID("synfig-toggle_show_grid"), iconsize));
1189         icon->set_padding(0, 0);
1190         icon->show();
1191         show_grid->add(*icon);
1192         show_grid->signal_toggled().connect(
1193                         sigc::mem_fun(*this, &studio::CanvasView::toggle_show_grid));
1194         tooltips.set_tip(*show_grid, _("Show grid when enabled"));
1195         show_grid->set_relief(Gtk::RELIEF_NONE);
1196         show_grid->show();
1197
1198         // Set up the snap to grid toggle button
1199         snap_grid = Gtk::manage(new class Gtk::ToggleButton());
1200         snap_grid->set_active(work_area->grid_status());
1201         Gtk::Image *icon2 = manage(new Gtk::Image(Gtk::StockID("synfig-toggle_snap_grid"), iconsize));
1202         icon2->set_padding(0, 0);
1203         icon2->show();
1204         snap_grid->add(*icon2);
1205         snap_grid->signal_toggled().connect(
1206                         sigc::mem_fun(*this, &studio::CanvasView::toggle_snap_grid));
1207         tooltips.set_tip(*snap_grid, _("Snap grid when enabled"));
1208         snap_grid->set_relief(Gtk::RELIEF_NONE);
1209         snap_grid->show();
1210
1211         // Set up the onion skin toggle button
1212         onion_skin = Gtk::manage(new class Gtk::ToggleButton());
1213         onion_skin->set_active(work_area->get_onion_skin());
1214         Gtk::Image *icon3 = manage(new Gtk::Image(Gtk::StockID("synfig-toggle_onion_skin"), iconsize));
1215         icon3->set_padding(0, 0);
1216         icon3->show();
1217         onion_skin->add(*icon3);
1218         onion_skin->signal_toggled().connect(
1219                         sigc::mem_fun(*this, &studio::CanvasView::toggle_onion_skin));
1220         tooltips.set_tip(*onion_skin, _("Shows onion skin when enabled"));
1221         onion_skin->set_relief(Gtk::RELIEF_NONE);
1222         onion_skin->show();
1223
1224         // Set up past onion skin spin button
1225         past_onion_spin=Gtk::manage(new class Gtk::SpinButton(past_onion_adjustment_));
1226         past_onion_spin->signal_value_changed().connect(
1227                         sigc::mem_fun(*this, &studio::CanvasView::set_onion_skins));
1228         tooltips.set_tip(*past_onion_spin, _("Past onion skins"));
1229         past_onion_spin->show();
1230
1231         // Set up future onion skin spin button
1232         future_onion_spin=Gtk::manage(new class Gtk::SpinButton(future_onion_adjustment_));
1233         future_onion_spin->signal_value_changed().connect(
1234                         sigc::mem_fun(*this, &studio::CanvasView::set_onion_skins));
1235         tooltips.set_tip(*future_onion_spin, _("Future onion skins"));
1236         future_onion_spin->show();
1237
1238         // Setup render options dialog button
1239         render_options_button = Gtk::manage(new class Gtk::Button());
1240         Gtk::Image *icon4 = manage(new Gtk::Image(Gtk::StockID("synfig-render_options"), iconsize));
1241         icon4->set_padding(0, 0);
1242         icon4->show();
1243         render_options_button->add(*icon4);
1244         render_options_button->signal_clicked().connect(
1245                         sigc::mem_fun0(render_settings,&studio::RenderSettings::present));
1246         tooltips.set_tip(*render_options_button, _("Shows the Render Settings Dialog"));
1247         render_options_button->set_relief(Gtk::RELIEF_NONE);
1248         render_options_button->show();
1249
1250         // Setup preview options dialog button
1251         preview_options_button = Gtk::manage(new class Gtk::Button());
1252         Gtk::Image *icon5 = manage(new Gtk::Image(Gtk::StockID("synfig-preview_options"), iconsize));
1253         icon5->set_padding(0, 0);
1254         icon5->show();
1255         preview_options_button->add(*icon5);
1256         preview_options_button->signal_clicked().connect(
1257                         sigc::mem_fun(*this,&CanvasView::on_preview_option));
1258         tooltips.set_tip(*preview_options_button, _("Shows the Preview Settings Dialog"));
1259         preview_options_button->set_relief(Gtk::RELIEF_NONE);
1260         preview_options_button->show();
1261
1262
1263         displaybar->attach(*toggleducksdial, 0, 1, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1264         displaybar->attach(*separator1, 1, 2, 0, 1, Gtk::FILL, Gtk::FILL);
1265         displaybar->attach(*resolutiondial, 2, 3, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1266         displaybar->attach(*separator2, 3, 4, 0, 1, Gtk::FILL, Gtk::FILL);
1267         displaybar->attach(*quality_spin, 4, 5, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1268         displaybar->attach(*separator3, 5, 6, 0, 1, Gtk::FILL, Gtk::FILL);
1269         displaybar->attach(*show_grid, 6, 7, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1270         displaybar->attach(*snap_grid, 7, 8, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1271         displaybar->attach(*separator4, 8, 9, 0, 1, Gtk::FILL, Gtk::FILL);
1272         displaybar->attach(*past_onion_spin, 9, 10, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1273         displaybar->attach(*onion_skin, 10, 11, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1274         displaybar->attach(*future_onion_spin, 11, 12, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1275         displaybar->attach(*separator5, 12, 13, 0, 1, Gtk::FILL, Gtk::FILL);
1276         displaybar->attach(*render_options_button, 13, 14, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1277         displaybar->attach(*preview_options_button, 14, 15, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1278
1279         displaybar->show();
1280
1281         return displaybar;
1282
1283 }
1284
1285 void
1286 CanvasView::on_current_time_widget_changed()
1287 {
1288         set_time(current_time_widget->get_value());
1289
1290         // show the value being used - it will have been rounded to nearest frame
1291         // this was already being done elsewhere, but only if the time was really changed;
1292         // if the current time was 6f and the user edited it to 6.1f, then the 6.1f would
1293         // be left in the display without the following line to fix it
1294         current_time_widget->set_value(get_time());
1295         current_time_widget->set_position(-1); // leave the cursor at the end
1296 }
1297
1298 //      Gtk::Widget*
1299 //      CanvasView::create_children_tree()
1300 //      {
1301 //              // Create the layer tree
1302 //              children_tree=manage(new class ChildrenTree());
1303 //
1304 //              // Set up the layer tree
1305 //              //children_tree->set_model(children_tree_store());
1306 //              if(children_tree)children_tree->set_time_adjustment(time_adjustment());
1307 //              if(children_tree)children_tree->show();
1308 //
1309 //              // Connect Signals
1310 //              if(children_tree)children_tree->signal_edited_value().connect(sigc::mem_fun(*this, &studio::CanvasView::on_edited_value));
1311 //              if(children_tree)children_tree->signal_user_click().connect(sigc::mem_fun(*this, &studio::CanvasView::on_children_user_click));
1312 //              if(children_tree)children_tree->signal_waypoint_clicked_childrentree().connect(sigc::mem_fun(*this, &studio::CanvasView::on_waypoint_clicked_canvasview));
1313 //              if(children_tree)children_tree->get_selection()->signal_changed().connect(SLOT_EVENT(EVENT_REFRESH_DUCKS));
1314 //
1315 //              return children_tree;
1316 //      }
1317
1318 //      Gtk::Widget*
1319 //      CanvasView::create_keyframe_tree()
1320 //      {
1321 //              keyframe_tree=manage(new KeyframeTree());
1322 //
1323 //              //keyframe_tree->get_selection()->set_mode(Gtk::SELECTION_MULTIPLE);
1324 //              //keyframe_tree->show();
1325 //              //keyframe_tree->set_model(keyframe_tree_store());
1326 //              keyframe_tree->set_editable(true);
1327 //              //keyframe_tree->signal_edited().connect(sigc::hide_return(sigc::mem_fun(*canvas_interface(), &synfigapp::CanvasInterface::update_keyframe)));
1328 //
1329 //              keyframe_tree->signal_event().connect(sigc::mem_fun(*this, &studio::CanvasView::on_keyframe_tree_event));
1330 //
1331 //              Gtk::ScrolledWindow *scroll_layer_tree = manage(new class Gtk::ScrolledWindow());
1332 //              scroll_layer_tree->set_flags(Gtk::CAN_FOCUS);
1333 //              scroll_layer_tree->set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
1334 //              scroll_layer_tree->add(*keyframe_tree);
1335 //              scroll_layer_tree->set_shadow_type(Gtk::SHADOW_ETCHED_IN);
1336 //              //scroll_layer_tree->show();
1337 //
1338 //
1339 //              Gtk::Table *layout_table= manage(new Gtk::Table(1, 2, false));
1340 //              layout_table->attach(*scroll_layer_tree, 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
1341 //
1342 //              Gtk::Image *icon;
1343 //              Gtk::IconSize iconsize(Gtk::IconSize::from_name("synfig-small_icon"));
1344 //
1345 //              NEW_SMALL_BUTTON(button_add,"gtk-add",_("New Keyframe"));
1346 //              NEW_SMALL_BUTTON(button_duplicate,"synfig-duplicate",_("Duplicate Keyframe"));
1347 //              NEW_SMALL_BUTTON(button_delete,"gtk-delete",_("Delete Keyframe"));
1348 //
1349 //              Gtk::HBox *hbox(manage(new Gtk::HBox()));
1350 //              layout_table->attach(*hbox, 0, 1, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK, 0, 0);
1351 //
1352 //              hbox->pack_start(*button_add,Gtk::PACK_SHRINK);
1353 //              hbox->pack_start(*button_duplicate,Gtk::PACK_SHRINK);
1354 //              hbox->pack_start(*button_delete,Gtk::PACK_SHRINK);
1355 //
1356 //              /*
1357 //              button_raise->set_relief(Gtk::RELIEF_HALF);
1358 //              button_lower->set_relief(Gtk::RELIEF_HALF);
1359 //              button_duplicate->set_relief(Gtk::RELIEF_HALF);
1360 //              button_delete->set_relief(Gtk::RELIEF_HALF);
1361 //              */
1362 //
1363 //              button_add->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::on_keyframe_add_pressed));
1364 //              button_duplicate->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::on_keyframe_duplicate_pressed));
1365 //              button_delete->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::on_keyframe_remove_pressed));
1366 //
1367 //              //layout_table->show_all();
1368 //
1369 //              keyframe_tab_child=layout_table;
1370 //
1371 //
1372 //              layout_table->hide();
1373 //
1374 //              return layout_table;
1375 //      }
1376
1377 //      Gtk::Widget*
1378 //      CanvasView::create_layer_tree()
1379 //      {
1380 //              // Create the layer tree
1381 //              printf("CanvasView::create_layer_tree()\n");
1382 //              layer_tree=manage(new class LayerTree());
1383 //
1384 //              // Set up the layer tree
1385 //              //layer_tree->set_model(layer_tree_store());
1386 //              layer_tree->set_time_adjustment(time_adjustment());
1387 //              layer_tree->show();
1388 //
1389 //              // Connect Signals
1390 //              layer_tree->signal_layer_toggle().connect(sigc::mem_fun(*this, &studio::CanvasView::on_layer_toggle));
1391 //              layer_tree->signal_edited_value().connect(sigc::mem_fun(*this, &studio::CanvasView::on_edited_value));
1392 //              layer_tree->signal_layer_user_click().connect(sigc::mem_fun(*this, &studio::CanvasView::on_layer_user_click));
1393 //              layer_tree->signal_param_user_click().connect(sigc::mem_fun(*this, &studio::CanvasView::on_children_user_click));
1394 //              layer_tree->signal_waypoint_clicked_layertree().connect(sigc::mem_fun(*this, &studio::CanvasView::on_waypoint_clicked_canvasview));
1395 //              layer_tree->get_selection()->signal_changed().connect(SLOT_EVENT(EVENT_REFRESH_DUCKS));
1396 //
1397 //              layer_tree->hide();
1398 //              return layer_tree;
1399 //      }
1400
1401 void
1402 CanvasView::init_menus()
1403 {
1404 /*
1405         mainmenu.set_accel_group(get_accel_group());
1406         mainmenu.set_accel_path("<Canvas-view>");
1407
1408         filemenu.set_accel_group(get_accel_group());
1409         filemenu.set_accel_path("<Canvas-view>/File");
1410
1411         editmenu.set_accel_group(get_accel_group());
1412         editmenu.set_accel_path("<Canvas-view>/Edit");
1413
1414         layermenu.set_accel_group(get_accel_group());
1415         layermenu.set_accel_path("<Canvas-view>/Layer");
1416 */
1417         //cache the position of desired widgets
1418
1419         /*Menus to worry about:
1420         - filemenu
1421         - editmenu
1422         - layermenu
1423         - duckmaskmenu
1424         - mainmenu
1425         - canvasmenu
1426         - viewmenu
1427         */
1428         action_group = Gtk::ActionGroup::create("canvasview");
1429
1430         //action_group->add( Gtk::Action::create("MenuFile", _("_File")) );
1431         action_group->add( Gtk::Action::create("new", Gtk::Stock::NEW),
1432                 sigc::hide_return(sigc::ptr_fun(&studio::App::new_instance))
1433         );
1434         action_group->add( Gtk::Action::create("open", Gtk::Stock::OPEN),
1435                 sigc::hide_return(sigc::mem_fun(*get_instance().get(), &studio::Instance::open))
1436         );
1437         action_group->add( Gtk::Action::create("save", Gtk::Stock::SAVE),
1438                 hide_return(sigc::mem_fun(*get_instance().get(), &studio::Instance::save))
1439         );
1440         action_group->add( Gtk::Action::create("save-as", Gtk::Stock::SAVE_AS),
1441                 sigc::hide_return(sigc::mem_fun(*get_instance().get(), &studio::Instance::dialog_save_as))
1442         );
1443         action_group->add( Gtk::Action::create("revert", Gtk::Stock::REVERT_TO_SAVED),
1444                 sigc::hide_return(sigc::mem_fun(*get_instance().get(), &studio::Instance::safe_revert))
1445         );
1446         action_group->add( Gtk::Action::create("cvs-add", Gtk::StockID("synfig-cvs_add")),
1447                 sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_add))
1448         );
1449         action_group->add( Gtk::Action::create("cvs-update", Gtk::StockID("synfig-cvs_update")),
1450                 sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_update))
1451         );
1452         action_group->add( Gtk::Action::create("cvs-revert", Gtk::StockID("synfig-cvs_revert")),
1453                 sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_revert))
1454         );
1455         action_group->add( Gtk::Action::create("cvs-commit", Gtk::StockID("synfig-cvs_commit")),
1456                 sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_commit))
1457         );
1458         action_group->add( Gtk::Action::create("import", _("Import")),
1459                 sigc::hide_return(sigc::mem_fun(*this, &studio::CanvasView::image_import))
1460         );
1461         action_group->add( Gtk::Action::create("render", _("Render")),
1462                 sigc::mem_fun0(render_settings,&studio::RenderSettings::present)
1463         );
1464         action_group->add( Gtk::Action::create("preview", _("Preview")),
1465                 sigc::mem_fun(*this,&CanvasView::on_preview_option)
1466         );
1467         action_group->add( Gtk::Action::create("sound", _("Sound File")),
1468                 sigc::mem_fun(*this,&CanvasView::on_audio_option)
1469         );
1470         action_group->add( Gtk::Action::create("options", _("Options")),
1471                 sigc::mem_fun0(canvas_options,&studio::CanvasOptions::present)
1472         );
1473         action_group->add( Gtk::Action::create("close", Gtk::StockID("gtk-close"), _("Close Window")),
1474                 sigc::hide_return(sigc::mem_fun(*this,&studio::CanvasView::close_view))
1475         );
1476         action_group->add( Gtk::Action::create("close-document", Gtk::StockID("gtk-close"), _("Close Document")),
1477                 sigc::hide_return(sigc::mem_fun(*this,&studio::CanvasView::close_instance))
1478         );
1479         action_group->add( Gtk::Action::create("quit", Gtk::StockID("gtk-quit"), _("Quit")),
1480                 sigc::hide_return(sigc::ptr_fun(&studio::App::quit))
1481         );
1482
1483         //action_group->add( Gtk::Action::create("undo", Gtk::StockID("gtk-undo")),
1484         //      SLOT_EVENT(EVENT_UNDO)
1485         //);
1486
1487         //action_group->add( Gtk::Action::create("redo", Gtk::StockID("gtk-redo")),
1488         //      SLOT_EVENT(EVENT_REDO)
1489         //);
1490
1491         action_group->add( Gtk::Action::create("select-all-ducks", _("Select All Ducks")),
1492                 sigc::mem_fun(*work_area,&studio::WorkArea::select_all_ducks)
1493         );
1494
1495         action_group->add( Gtk::Action::create("unselect-all-ducks", _("Unselect All Ducks")),
1496                 sigc::mem_fun(*work_area,&studio::WorkArea::unselect_all_ducks)
1497         );
1498
1499         action_group->add( Gtk::Action::create("select-all-layers", _("Select All Layers")),
1500                 sigc::mem_fun(*this,&CanvasView::on_select_layers)
1501         );
1502
1503         action_group->add( Gtk::Action::create("unselect-all-layers", _("Unselect All Layers")),
1504                 sigc::mem_fun(*this,&CanvasView::on_unselect_layers)
1505         );
1506
1507         action_group->add( Gtk::Action::create("stop", Gtk::StockID("gtk-stop")),
1508                 SLOT_EVENT(EVENT_STOP)
1509         );
1510
1511         action_group->add( Gtk::Action::create("refresh", Gtk::StockID("gtk-refresh")),
1512                 SLOT_EVENT(EVENT_REFRESH)
1513         );
1514
1515         action_group->add( Gtk::Action::create("properties", Gtk::StockID("gtk-properties")),
1516                 sigc::mem_fun0(canvas_properties,&studio::CanvasProperties::present)
1517         );
1518
1519         // Preview Quality Menu
1520         {
1521                 int i;
1522                 action_group->add( Gtk::RadioAction::create(quality_group,"quality-00", _("Use Parametric Renderer")),
1523                         sigc::bind(
1524                                 sigc::mem_fun(*work_area, &studio::WorkArea::set_quality),
1525                                 0
1526                         )
1527                 );
1528                 for(i=1;i<=10;i++)
1529                 {
1530                         String note;
1531                         if (i == 1) note = _(" (best)");
1532                         if (i == 10) note = _(" (fastest)");
1533                         Glib::RefPtr<Gtk::RadioAction> action(Gtk::RadioAction::create(quality_group,strprintf("quality-%02d",i),
1534                                                                                                                                                    strprintf(_("Set Quality to %d"),i) + note));
1535                         if (i==8)                       // default quality
1536                         {
1537                                 action->set_active();
1538                                 work_area->set_quality(i);
1539                         }
1540                         action_group->add( action,
1541                                 sigc::bind(
1542                                         sigc::mem_fun(*this, &studio::CanvasView::set_quality),
1543                                         i
1544                                 )
1545                         );
1546                 }
1547         }
1548
1549         // Low-Res Quality Menu
1550         {
1551                 int i;
1552                 for(list<int>::iterator iter = CanvasView::get_pixel_sizes().begin(); iter != CanvasView::get_pixel_sizes().end(); iter++)
1553                 {
1554                         i = *iter;
1555                         Glib::RefPtr<Gtk::RadioAction> action(Gtk::RadioAction::create(low_res_pixel_size_group,strprintf("lowres-pixel-%d",i),
1556                                                                                                                                                    strprintf(_("Set Low-Res pixel size to %d"),i)));
1557                         if(i==2)                        // default pixel size
1558                         {
1559                                 action->set_active();
1560                                 work_area->set_low_res_pixel_size(i);
1561                         }
1562                         action_group->add( action,
1563                                 sigc::bind(
1564                                         sigc::mem_fun(*work_area, &studio::WorkArea::set_low_res_pixel_size),
1565                                         i
1566                                 )
1567                         );
1568                 }
1569
1570                 Glib::RefPtr<Gtk::Action> action;
1571
1572                 action=Gtk::Action::create("decrease-low-res-pixel-size", _("Decrease Low-Res Pixel Size"));
1573                 action_group->add( action,sigc::mem_fun(this, &studio::CanvasView::decrease_low_res_pixel_size));
1574
1575                 action=Gtk::Action::create("increase-low-res-pixel-size",  _("Increase Low-Res Pixel Size"));
1576                 action_group->add( action, sigc::mem_fun(this, &studio::CanvasView::increase_low_res_pixel_size));
1577
1578         }
1579
1580         action_group->add( Gtk::Action::create("play", Gtk::Stock::MEDIA_PLAY),
1581                 sigc::mem_fun(*this, &studio::CanvasView::play)
1582         );
1583
1584         action_group->add( Gtk::Action::create("dialog-flipbook", _("Preview Window")),
1585                 sigc::mem_fun0(*preview_dialog, &studio::Dialog_Preview::present)
1586         );
1587
1588         {
1589                 Glib::RefPtr<Gtk::ToggleAction> action;
1590
1591                 grid_show_toggle = Gtk::ToggleAction::create("toggle-grid-show", _("Show Grid"));
1592                 grid_show_toggle->set_active(work_area->grid_status());
1593                 action_group->add(grid_show_toggle, sigc::mem_fun(*this, &studio::CanvasView::toggle_show_grid));
1594
1595                 grid_snap_toggle = Gtk::ToggleAction::create("toggle-grid-snap", _("Snap to Grid"));
1596                 grid_snap_toggle->set_active(work_area->get_grid_snap());
1597                 action_group->add(grid_snap_toggle, sigc::mem_fun(*this, &studio::CanvasView::toggle_snap_grid));
1598
1599                 action = Gtk::ToggleAction::create("toggle-guide-show", _("Show Guides"));
1600                 action->set_active(work_area->get_show_guides());
1601                 action_group->add(action, sigc::mem_fun(*work_area, &studio::WorkArea::toggle_guide_snap));
1602
1603                 action = Gtk::ToggleAction::create("toggle-low-res", _("Use Low-Res"));
1604                 action->set_active(work_area->get_low_resolution_flag());
1605                 action_group->add(action, sigc::mem_fun(*this, &studio::CanvasView::toggle_low_res_pixel_flag));
1606
1607                 action = Gtk::ToggleAction::create("toggle-onion-skin", _("Show Onion Skin"));
1608                 action->set_active(work_area->get_onion_skin());
1609                 action_group->add(action, sigc::mem_fun(*this, &studio::CanvasView::toggle_onion_skin));
1610         }
1611
1612         action_group->add( Gtk::Action::create("canvas-zoom-fit", Gtk::StockID("gtk-zoom-fit")),
1613                 sigc::mem_fun(*work_area, &studio::WorkArea::zoom_fit)
1614         );
1615         action_group->add( Gtk::Action::create("canvas-zoom-100", Gtk::StockID("gtk-zoom-100")),
1616                 sigc::mem_fun(*work_area, &studio::WorkArea::zoom_norm)
1617         );
1618
1619         {
1620                 Glib::RefPtr<Gtk::Action> action;
1621
1622                 action=Gtk::Action::create("seek-next-frame", Gtk::Stock::GO_FORWARD,_("Next Frame"),_("Next Frame"));
1623                 action_group->add(action,sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_frame),1));
1624                 action=Gtk::Action::create("seek-prev-frame", Gtk::Stock::GO_BACK,_("Prev Frame"),_("Prev Frame"));
1625                 action_group->add( action, sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_frame),-1));
1626
1627                 action=Gtk::Action::create("seek-next-second", Gtk::Stock::GO_FORWARD,_("Seek Forward"),_("Seek Forward"));
1628                 action_group->add(action,sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_time),Time(1)));
1629                 action=Gtk::Action::create("seek-prev-second", Gtk::Stock::GO_BACK,_("Seek Backward"),_("Seek Backward"));
1630                 action_group->add( action, sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_time),Time(-1)));
1631
1632                 action=Gtk::Action::create("seek-end", Gtk::Stock::GOTO_LAST,_("Seek to End"),_("Seek to End"));
1633                 action_group->add(action,sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_time),Time::end()));
1634
1635                 action=Gtk::Action::create("seek-begin", Gtk::Stock::GOTO_FIRST,_("Seek to Begin"),_("Seek to Begin"));
1636                 action_group->add( action, sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_time),Time::begin()));
1637
1638                 action=Gtk::Action::create("jump-next-keyframe", Gtk::Stock::GO_FORWARD,_("Jump to Next Keyframe"),_("Jump to Next Keyframe"));
1639                 action_group->add( action,sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_next_keyframe));
1640
1641                 action=Gtk::Action::create("jump-prev-keyframe", Gtk::Stock::GO_BACK,_("Jump to Prev Keyframe"),_("Jump to Prev Keyframe"));
1642                 action_group->add( action,sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_prev_keyframe));
1643
1644                 action=Gtk::Action::create("canvas-zoom-in", Gtk::Stock::ZOOM_IN);
1645                 action_group->add( action,sigc::mem_fun(*work_area, &studio::WorkArea::zoom_in));
1646
1647                 action=Gtk::Action::create("canvas-zoom-out", Gtk::Stock::ZOOM_OUT);
1648                 action_group->add( action, sigc::mem_fun(*work_area, &studio::WorkArea::zoom_out) );
1649
1650                 action=Gtk::Action::create("time-zoom-in", Gtk::Stock::ZOOM_IN, _("Zoom In on Timeline"));
1651                 action_group->add( action, sigc::mem_fun(*this, &studio::CanvasView::time_zoom_in) );
1652
1653                 action=Gtk::Action::create("time-zoom-out", Gtk::Stock::ZOOM_OUT, _("Zoom Out on Timeline"));
1654                 action_group->add( action, sigc::mem_fun(*this, &studio::CanvasView::time_zoom_out) );
1655
1656         }
1657
1658         {
1659                 Glib::RefPtr<Gtk::ToggleAction> action;
1660
1661 #define DUCK_MASK(lower,upper,string)                                                                                           \
1662                 action=Gtk::ToggleAction::create("mask-" #lower "-ducks", string);                      \
1663                 action->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_##upper));      \
1664                 action_group->add(action,                                                                                                       \
1665                         sigc::bind(                                                                                                                             \
1666                                 sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),            \
1667                                 Duck::TYPE_##upper))
1668
1669                 DUCK_MASK(position,POSITION,_("Show Position Ducks"));
1670                 DUCK_MASK(tangent,TANGENT,_("Show Tangent Ducks"));
1671                 DUCK_MASK(vertex,VERTEX,_("Show Vertex Ducks"));
1672                 DUCK_MASK(radius,RADIUS,_("Show Radius Ducks"));
1673                 DUCK_MASK(width,WIDTH,_("Show Width Ducks"));
1674                 DUCK_MASK(angle,ANGLE,_("Show Angle Ducks"));
1675
1676 #undef DUCK_MASK
1677         }
1678
1679         add_accel_group(App::ui_manager()->get_accel_group());
1680
1681 /*      // Here is where we add the actions that may have conflicting
1682         // keyboard accelerators.
1683         {
1684                 Glib::RefPtr<Gtk::ActionGroup> accel_action_group(Gtk::ActionGroup::create("canvas_view"));
1685                 Glib::RefPtr<Gtk::Action> action;
1686
1687                 action=Gtk::Action::create("seek-next-frame", Gtk::StockID("gtk-forward"),_("Next Frame"),_("Next Frame"));
1688                 accel_action_group->add(action,sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek),1));
1689
1690                 action=Gtk::Action::create("seek-prev-frame", Gtk::StockID("gtk-forward"),_("Prev Frame"),_("Prev Frame"));
1691                 accel_action_group->add( action, sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek),-1));
1692
1693                 action=Gtk::Action::create("jump-next-keyframe", Gtk::StockID("gtk-forward"),_("Jump to Next Keyframe"),_("Jump to Next Keyframe"));
1694                 accel_action_group->add( action,sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_next_keyframe));
1695
1696                 action=Gtk::Action::create("jump-prev-keyframe", Gtk::StockID("gtk-back"),_("Jump to Prev Keyframe"),_("Jump to Prev Keyframe"));
1697                 accel_action_group->add( action,sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_prev_keyframe));
1698
1699                 action=Gtk::Action::create("canvas-zoom-in", Gtk::StockID("gtk-zoom-in"));
1700                 accel_action_group->add( action,sigc::mem_fun(*work_area, &studio::WorkArea::zoom_in));
1701
1702                 action=Gtk::Action::create("canvas-zoom-out", Gtk::StockID("gtk-zoom-out"));
1703                 accel_action_group->add( action, sigc::mem_fun(*work_area, &studio::WorkArea::zoom_out) );
1704
1705                 action=Gtk::Action::create("time-zoom-in", Gtk::StockID("gtk-zoom-in"), _("Zoom In on Timeline"));
1706                 accel_action_group->add( action, sigc::mem_fun(*this, &studio::CanvasView::time_zoom_in) );
1707
1708                 action=Gtk::Action::create("time-zoom-out", Gtk::StockID("gtk-zoom-out"), _("Zoom Out on Timeline"));
1709                 accel_action_group->add( action, sigc::mem_fun(*this, &studio::CanvasView::time_zoom_out) );
1710
1711                 Glib::RefPtr<Gtk::UIManager> accel_ui_manager(Gtk::UIManager::create());
1712
1713                 Glib::ustring ui_info =
1714                 "
1715                 <ui>
1716                         <accelerator action='seek-next-frame' />
1717                         <accelerator action='seek-prev-frame' />
1718                         <accelerator action='jump-next-keyframe' />
1719                         <accelerator action='jump-prev-keyframe' />
1720                         <accelerator action='canvas-zoom-in' />
1721                         <accelerator action='canvas-zoom-out' />
1722                         <accelerator action='time-zoom-in' />
1723                         <accelerator action='time-zoom-out' />
1724                 </ui>
1725                 ";
1726
1727                 accel_ui_manager->add_ui_from_string(ui_info);
1728                 add_accel_group(accel_ui_manager->get_accel_group());
1729
1730                 accel_ui_manager->insert_action_group(accel_action_group);
1731                 set_ref_obj("accel_ui_manager",accel_ui_manager);
1732                 set_ref_obj("accel_action_group",accel_action_group);
1733         }
1734 */
1735
1736 #if 0
1737 //
1738 //      //Test some key stuff
1739 //
1740 //      filemenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-save"),
1741 //              hide_return(sigc::mem_fun(*get_instance().get(), &studio::Instance::save))));
1742 //      filemenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-save-as"),sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_save_as))));
1743 //      filemenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-revert-to-saved"),hide_return(sigc::mem_fun(*get_instance().get(), &studio::Instance::safe_revert))));
1744 //      filemenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1745 //
1746 //      filemenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("synfig-cvs_add"),sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_add))));
1747 //      filemenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("synfig-cvs_update"),sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_update))));
1748 //      filemenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("synfig-cvs_commit"),sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_commit))));
1749 //
1750 //      filemenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1751 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Import..."),Gtk::AccelKey('I',Gdk::CONTROL_MASK),sigc::hide_return(sigc::mem_fun(*this, &studio::CanvasView::image_import))));
1752 //      filemenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1753 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Render"),Gtk::AccelKey("F9"),
1754 //              sigc::mem_fun(render_settings,&studio::RenderSettings::present)
1755 //      ));
1756 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Preview"),Gtk::AccelKey("F11"),
1757 //              sigc::mem_fun(*this,&CanvasView::on_preview_option)
1758 //      ));
1759 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Sound File"),
1760 //              sigc::mem_fun(*this,&CanvasView::on_audio_option)
1761 //      ));
1762 //
1763 //      filemenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1764 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Options"),Gtk::AccelKey("F12"),
1765 //              sigc::mem_fun(canvas_options,&studio::CanvasOptions::present)
1766 //      ));
1767 //      filemenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1768 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Close View"),
1769 //              sigc::hide_return(sigc::mem_fun(*this,&studio::CanvasView::close_view))
1770 //      ));
1771 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Close Document"),
1772 //              sigc::hide_return(sigc::mem_fun(*this,&studio::CanvasView::close_document))
1773 //      ));
1774 //
1775 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-undo"),Gtk::AccelKey('Z',Gdk::CONTROL_MASK),SLOT_EVENT(EVENT_UNDO)));
1776 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-redo"),Gtk::AccelKey('R',Gdk::CONTROL_MASK),SLOT_EVENT(EVENT_REDO)));
1777 //      editmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1778 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-cut"),NOT_IMPLEMENTED_SLOT));
1779 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-copy"),NOT_IMPLEMENTED_SLOT));
1780 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-paste"),NOT_IMPLEMENTED_SLOT));
1781 //      editmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1782 //      editmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Select All Ducks"),Gtk::AccelKey('E',Gdk::CONTROL_MASK),sigc::mem_fun(*work_area,&studio::WorkArea::select_all_ducks)));
1783 //      editmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Unselect All Ducks"),Gtk::AccelKey('E',Gdk::CONTROL_MASK),sigc::mem_fun(*work_area,&studio::WorkArea::unselect_all_ducks)));
1784 //      editmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Select All Layers"),Gtk::AccelKey('A',Gdk::CONTROL_MASK),sigc::mem_fun(*this,&CanvasView::on_select_layers)));
1785 //      editmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Unselect All Layers"),Gtk::AccelKey('D',Gdk::CONTROL_MASK),sigc::mem_fun(*this,&CanvasView::on_unselect_layers)));
1786 //      editmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1787 //
1788 //      //editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-stop"),Gtk::AccelKey(GDK_Escape,static_cast<Gdk::ModifierType>(0)),sigc::hide_return(sigc::mem_fun(*this, &studio::CanvasView::stop))));
1789 //      //editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-refresh"),Gtk::AccelKey('k',Gdk::CONTROL_MASK),sigc::hide_return(sigc::mem_fun(*this, &studio::CanvasView::on_refresh_pressed))));
1790 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-stop"),Gtk::AccelKey(GDK_Escape,static_cast<Gdk::ModifierType>(0)),SLOT_EVENT(EVENT_STOP)));
1791 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-refresh"),Gtk::AccelKey('k',Gdk::CONTROL_MASK),SLOT_EVENT(EVENT_REFRESH)));
1792 //      editmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1793 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-properties"),Gtk::AccelKey("F8"),
1794 //              sigc::mem_fun(canvas_properties,&studio::CanvasProperties::present)
1795 //      ));
1796 //
1797 //      build_new_layer_menu(newlayermenu);
1798 //      layermenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("New"),newlayermenu));
1799 //
1800 //
1801 //      {
1802 //              synfigapp::Action::ParamList param_list;
1803 //              param_list.add("canvas",Canvas::Handle(get_canvas()));
1804 //              param_list.add("canvas_interface",canvas_interface());
1805 //              add_actions_to_menu(&canvasmenu, param_list,synfigapp::Action::CATEGORY_CANVAS);
1806 //      }
1807 //
1808 //
1809 //      //canvasmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Keyframe Dialog"),sigc::mem_fun(keyframe_dialog,&studio::Dialog_Keyframe::present)));
1810 //
1811 //      // Duck Mask Menu
1812 //      if(1)
1813 //              {
1814 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::TearoffMenuElem());
1815 //
1816 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::CheckMenuElem(_("Position Ducks"),Gtk::AccelKey('1',Gdk::MOD1_MASK)));
1817 //              duck_mask_position=static_cast<Gtk::CheckMenuItem*>(&duckmaskmenu.items().back());
1818 //              duck_mask_position->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_POSITION));
1819 //              duck_mask_position->signal_toggled().connect(
1820 //                      sigc::bind(
1821 //                              sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),
1822 //                              Duck::TYPE_POSITION
1823 //                      )
1824 //              );
1825 //
1826 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::CheckMenuElem(_("Vertex Ducks"),Gtk::AccelKey('2',Gdk::MOD1_MASK)));
1827 //              duck_mask_vertex=static_cast<Gtk::CheckMenuItem*>(&duckmaskmenu.items().back());
1828 //              duck_mask_vertex->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_VERTEX));
1829 //              duck_mask_vertex->signal_toggled().connect(
1830 //                      sigc::bind(
1831 //                              sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),
1832 //                              Duck::TYPE_VERTEX
1833 //                      )
1834 //              );
1835 //
1836 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::CheckMenuElem(_("Tangent Ducks"),Gtk::AccelKey('3',Gdk::MOD1_MASK)));
1837 //              duck_mask_tangent=static_cast<Gtk::CheckMenuItem*>(&duckmaskmenu.items().back());
1838 //              duck_mask_tangent->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_TANGENT));
1839 //              duck_mask_tangent->signal_toggled().connect(
1840 //                      sigc::bind(
1841 //                              sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),
1842 //                              Duck::TYPE_TANGENT
1843 //                      )
1844 //              );
1845 //
1846 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::CheckMenuElem(_("Radius Ducks"),Gtk::AccelKey('4',Gdk::MOD1_MASK)));
1847 //              duck_mask_radius=static_cast<Gtk::CheckMenuItem*>(&duckmaskmenu.items().back());
1848 //              duck_mask_radius->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_RADIUS));
1849 //              duck_mask_radius->signal_toggled().connect(
1850 //                      sigc::bind(
1851 //                              sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),
1852 //                              Duck::TYPE_RADIUS
1853 //                      )
1854 //              );
1855 //
1856 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::CheckMenuElem(_("Width Ducks"),Gtk::AccelKey('5',Gdk::MOD1_MASK)));
1857 //              duck_mask_width=static_cast<Gtk::CheckMenuItem*>(&duckmaskmenu.items().back());
1858 //              duck_mask_width->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_WIDTH));
1859 //              duck_mask_width->signal_toggled().connect(
1860 //                      sigc::bind(
1861 //                              sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),
1862 //                              Duck::TYPE_WIDTH
1863 //                      )
1864 //              );
1865 //
1866 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::CheckMenuElem(_("Angle Ducks"),Gtk::AccelKey('6',Gdk::MOD1_MASK)));
1867 //              duck_mask_angle=static_cast<Gtk::CheckMenuItem*>(&duckmaskmenu.items().back());
1868 //              duck_mask_angle->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_ANGLE));
1869 //              duck_mask_angle->signal_toggled().connect(
1870 //                      sigc::bind(
1871 //                              sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),
1872 //                              Duck::TYPE_ANGLE
1873 //                      )
1874 //              );
1875 //
1876 //              viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Mask Ducks"),duckmaskmenu));
1877 //      }
1878 //
1879 //      // Preview Quality Menu
1880 //      if(1)
1881 //      {
1882 //              qualitymenu.items().push_back(Gtk::Menu_Helpers::TearoffMenuElem());
1883 //              int i;
1884 //              qualitymenu.items().push_back(Gtk::Menu_Helpers::MenuElem(strprintf(_("Use Parametric Renderer"),0),
1885 //                      sigc::bind(
1886 //                              sigc::mem_fun(*work_area, &studio::WorkArea::set_quality),
1887 //                              0
1888 //                      )
1889 //              ));
1890 //              for(i=1;i<=10;i++)
1891 //              {
1892 //                      qualitymenu.items().push_back(Gtk::Menu_Helpers::MenuElem(strprintf(_("Set Quality to %d"),i),Gtk::AccelKey('0'+(i%10),Gdk::CONTROL_MASK),
1893 //                              sigc::bind(
1894 //                                      sigc::mem_fun(*work_area, &studio::WorkArea::set_quality),
1895 //                                      i
1896 //                              )
1897 //                      ));
1898 //              }
1899 //              viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Preview Quality"),qualitymenu));
1900 //      }
1901 //
1902 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::Stock::MEDIA_PLAY,
1903 //              sigc::mem_fun(*this, &studio::CanvasView::play)));
1904 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("Flipbook Dialog"),
1905 //              sigc::mem_fun(*preview_dialog, &studio::Dialog_Preview::present)));
1906 //
1907 //      viewmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1908 //
1909 //      viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Toggle Grid Show"),Gtk::AccelKey('g',Gdk::CONTROL_MASK),
1910 //              sigc::mem_fun(*work_area, &studio::WorkArea::toggle_grid)));
1911 //      viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Toggle Grid Snap"),Gtk::AccelKey('l',Gdk::CONTROL_MASK),
1912 //              sigc::mem_fun(*work_area, &studio::WorkArea::toggle_grid_snap)));
1913 //      viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Toggle Guide Snap"),Gtk::AccelKey('k',Gdk::CONTROL_MASK),
1914 //              sigc::mem_fun(*work_area, &studio::WorkArea::toggle_guide_snap)));
1915 //      viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Toggle Low-Res"),Gtk::AccelKey('`',Gdk::CONTROL_MASK),
1916 //              sigc::mem_fun(*work_area, &studio::WorkArea::toggle_low_resolution_flag)));
1917 //
1918 //      viewmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1919 //
1920 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-zoom-in"),Gtk::AccelKey('=',static_cast<Gdk::ModifierType>(0)),
1921 //              sigc::mem_fun(*work_area, &studio::WorkArea::zoom_in)));
1922 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-zoom-out"),Gtk::AccelKey('-',static_cast<Gdk::ModifierType>(0)),
1923 //              sigc::mem_fun(*work_area, &studio::WorkArea::zoom_out)));
1924 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-zoom-fit"),
1925 //              sigc::mem_fun(*work_area, &studio::WorkArea::zoom_fit)));
1926 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-zoom-100"),Gtk::AccelKey('`',static_cast<Gdk::ModifierType>(0)),
1927 //              sigc::mem_fun(*work_area, &studio::WorkArea::zoom_norm)));
1928 //      viewmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1929 //
1930 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-zoom-in"),Gtk::AccelKey('+',static_cast<Gdk::ModifierType>(0)),
1931 //              sigc::mem_fun(*this, &studio::CanvasView::time_zoom_in)));
1932 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-zoom-out"),Gtk::AccelKey('_',static_cast<Gdk::ModifierType>(0)),
1933 //              sigc::mem_fun(*this, &studio::CanvasView::time_zoom_out)));
1934 //
1935 //      viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Jump to Next Keyframe"),Gtk::AccelKey(']',static_cast<Gdk::ModifierType>(0)),
1936 //              sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_next_keyframe)));
1937 //      viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Jump to Prev Keyframe"),Gtk::AccelKey('[',static_cast<Gdk::ModifierType>(0)),
1938 //              sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_prev_keyframe)));
1939 //
1940 //      mainmenu.items().push_back(Gtk::Menu_Helpers::TearoffMenuElem());
1941 //      mainmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("_File"),filemenu));
1942 //      mainmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Edit"),editmenu));
1943 //      mainmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("_View"),viewmenu));
1944 //      mainmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Canvas"),canvasmenu));
1945 //      mainmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Layer"),layermenu));
1946 //
1947 //      mainmenu.accelerate(*this);
1948 //
1949 ///*
1950 //      {
1951 //
1952 //              trackmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("New Waypoint"),NOT_IMPLEMENTED_SLOT));
1953 //              trackmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Delete Waypoint"),NOT_IMPLEMENTED_SLOT));
1954 //              trackmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Export"),NOT_IMPLEMENTED_SLOT));
1955 //              trackmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1956 //              trackmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Properties"),NOT_IMPLEMENTED_SLOT));
1957 //      }
1958 //*/
1959 //      mainmenu.show();
1960 //      filemenu.show();
1961 //      editmenu.show();
1962 //      canvasmenu.show();
1963 //      layermenu.show();
1964 //
1965 //      keyframemenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-properties"),
1966 //              sigc::mem_fun(*this,&studio::CanvasView::show_keyframe_dialog)
1967 //      ));
1968 //
1969 //
1970 //      get_accel_group()->unlock();
1971 //
1972 //      //Set the accelerator paths for all the menus
1973 //      filemenu.set_accel_path("<synfig>/File");
1974 //      editmenu.set_accel_path("<synfig>/Edit");
1975 //      layermenu.set_accel_path("<synfig>/Layer");
1976 //      //mainmenu.set_accel_path("<synfig-main>");
1977 //      canvasmenu.set_accel_path("<synfig>/Canvas");
1978 //      viewmenu.set_accel_path("<synfig>/View");
1979 //      duckmaskmenu.set_accel_path("<synfig>/DuckMask");
1980 #endif
1981 }
1982
1983 void
1984 CanvasView::on_select_layers()
1985 {
1986         Canvas::Handle canvas(get_canvas());
1987         for (CanvasBase::iterator iter = canvas->begin(); iter != canvas->end(); iter++)
1988                 layer_tree->select_all_children_layers(*iter);
1989 }
1990
1991 void
1992 CanvasView::on_unselect_layers()
1993 {
1994         layer_tree->clear_selected_layers();
1995 }
1996
1997 void
1998 CanvasView::show_keyframe_dialog()
1999 {
2000         Glib::RefPtr<Gtk::TreeSelection> selection(keyframe_tree->get_selection());
2001         if(selection->get_selected())
2002         {
2003                 Gtk::TreeRow row(*selection->get_selected());
2004
2005                 Keyframe keyframe(row[keyframe_tree->model.keyframe]);
2006
2007                 keyframe_dialog.set_keyframe(keyframe);
2008                 keyframe_dialog.present();
2009         }
2010 }
2011
2012 void
2013 CanvasView::add_layer(synfig::String x)
2014 {
2015         Canvas::Handle canvas;
2016
2017         synfigapp::SelectionManager::LayerList layer_list(get_selection_manager()->get_selected_layers());
2018
2019         int target_depth(0);
2020
2021         if(layer_list.empty())
2022         {
2023                 canvas=get_canvas();
2024         }
2025         else
2026         {
2027                 canvas=(*layer_list.begin())->get_canvas();
2028                 target_depth=canvas->get_depth(*layer_list.begin());
2029         }
2030
2031         Layer::Handle layer(canvas_interface()->add_layer_to(x,canvas,target_depth));
2032         if(layer)
2033         {
2034                 get_selection_manager()->clear_selected_layers();
2035                 get_selection_manager()->set_selected_layer(layer);
2036         }
2037 }
2038
2039 void
2040 CanvasView::popup_layer_menu(synfig::Layer::Handle layer)
2041 {
2042         //Gtk::Menu* menu(manage(new Gtk::Menu));
2043         Gtk::Menu* menu(&parammenu);
2044         menu->items().clear();
2045
2046         synfigapp::Action::ParamList param_list;
2047         param_list.add("time",canvas_interface()->get_time());
2048         param_list.add("canvas",Canvas::Handle(layer->get_canvas()));
2049         param_list.add("canvas_interface",canvas_interface());
2050         param_list.add("layer",layer);
2051
2052         //Gtk::Menu *newlayers(manage(new Gtk::Menu()));
2053         //build_new_layer_menu(*newlayers);
2054
2055         //parammenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("New Layer"),*newlayers));
2056
2057         if(layer->get_name()=="PasteCanvas")
2058         {
2059                 menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("Select All Children"),
2060                         sigc::bind(
2061                                 sigc::mem_fun(
2062                                         *layer_tree,
2063                                         &studio::LayerTree::select_all_children_layers
2064                                 ),
2065                                 layer
2066                         )
2067                 ));
2068         }
2069
2070         add_actions_to_menu(menu, param_list,synfigapp::Action::CATEGORY_LAYER);
2071
2072         menu->popup(3,gtk_get_current_event_time());
2073 }
2074
2075 void
2076 CanvasView::register_layer_type(synfig::Layer::Book::value_type &/*lyr*/,std::map<synfig::String,Gtk::Menu*>* /*category_map*/)
2077 {
2078 /*      if(lyr.second.category==CATEGORY_DO_NOT_USE)
2079                 return;
2080
2081         if(category_map->count(lyr.second.category)==0)
2082                 (*category_map)[lyr.second.category]=manage(new Gtk::Menu());
2083
2084         (*category_map)[lyr.second.category]->items().push_back(Gtk::Menu_Helpers::MenuElem(lyr.second.local_name,
2085                 sigc::hide_return(
2086                         sigc::bind(
2087                                 sigc::mem_fun(*this,&studio::CanvasView::add_layer),
2088                                 lyr.first
2089                         )
2090                 )
2091         ));
2092 */
2093 }
2094
2095 void
2096 CanvasView::build_new_layer_menu(Gtk::Menu &/*menu*/)
2097 {
2098 /*
2099         std::map<synfig::String,Gtk::Menu*> category_map;
2100
2101         std::for_each(
2102                 synfig::Layer::book().begin(),
2103                 synfig::Layer::book().end(),
2104                 sigc::bind(
2105                         sigc::mem_fun(
2106                                 *this,
2107                                 &studio::CanvasView::register_layer_type
2108                         ),
2109                         &category_map
2110                 )
2111         );
2112
2113         menu.items().clear();
2114         menu.items().push_back(Gtk::Menu_Helpers::TearoffMenuElem());
2115
2116         std::map<synfig::String,Gtk::Menu*>::iterator iter;
2117         for(iter=category_map.begin();iter!=category_map.end();++iter)
2118                 menu.items().push_back(Gtk::Menu_Helpers::MenuElem(iter->first,*iter->second));
2119
2120         menu.show();
2121 */
2122 }
2123
2124 void
2125 CanvasView::popup_main_menu()
2126 {
2127         //mainmenu.popup(0,gtk_get_current_event_time());
2128         Gtk::Menu* menu = dynamic_cast<Gtk::Menu*>(App::ui_manager()->get_widget("/menu-main"));
2129         if(menu)
2130         {
2131                 //menu->set_accel_group(App::ui_manager()->get_accel_group());
2132                 //menu->accelerate(*this);
2133                 menu->popup(0,gtk_get_current_event_time());
2134         }
2135 }
2136
2137 void
2138 CanvasView::on_refresh_pressed()
2139 {
2140         rebuild_tables();
2141         rebuild_ducks();
2142         work_area->queue_render_preview();
2143 }
2144
2145 void
2146 CanvasView::workarea_layer_selected(synfig::Layer::Handle layer)
2147 {
2148         get_selection_manager()->clear_selected_layers();
2149         if(layer)
2150                 get_selection_manager()->set_selected_layer(layer);
2151 }
2152
2153 void
2154 CanvasView::refresh_rend_desc()
2155 {
2156         current_time_widget->set_fps(get_canvas()->rend_desc().get_frame_rate());
2157
2158         //????
2159         //synfig::info("Canvasview: Refreshing render desc info");
2160         if(!get_time().is_equal(time_adjustment().get_value()))
2161         {
2162                 time_adjustment().set_value(get_time());
2163                 time_adjustment().value_changed();
2164         }
2165
2166         Time length(get_canvas()->rend_desc().get_time_end()-get_canvas()->rend_desc().get_time_start());
2167         if(length<DEFAULT_TIME_WINDOW_SIZE)
2168         {
2169                 time_window_adjustment().set_page_increment(length);
2170                 time_window_adjustment().set_page_size(length);
2171         }
2172         else
2173         {
2174                 time_window_adjustment().set_page_increment(DEFAULT_TIME_WINDOW_SIZE);
2175                 time_window_adjustment().set_page_size(DEFAULT_TIME_WINDOW_SIZE);
2176         }
2177
2178         //set the FPS of the timeslider
2179         timeslider->set_global_fps(get_canvas()->rend_desc().get_frame_rate());
2180
2181         //set the beginning and ending time of the time slider
2182         Time begin_time=get_canvas()->rend_desc().get_time_start();
2183         Time end_time=get_canvas()->rend_desc().get_time_end();
2184
2185         // Setup the time_window adjustment
2186         time_window_adjustment().set_lower(begin_time);
2187         time_window_adjustment().set_upper(end_time);
2188         time_window_adjustment().set_step_increment(synfig::Time(1.0/get_canvas()->rend_desc().get_frame_rate()));
2189
2190         //Time length(get_canvas()->rend_desc().get_time_end()-get_canvas()->rend_desc().get_time_start());
2191         if(length < time_window_adjustment().get_page_size())
2192         {
2193                 time_window_adjustment().set_page_increment(length);
2194                 time_window_adjustment().set_page_size(length);
2195         }
2196
2197         /*synfig::info("w: %p - [%.3f,%.3f] (%.3f,%.3f) child: %p\n",
2198                                 &time_window_adjustment_, time_window_adjustment_.get_lower(),
2199                                 time_window_adjustment_.get_upper(),time_window_adjustment_.get_value(),
2200                                 time_window_adjustment_.get_page_size(),time_window_adjustment_.get_child_adjustment()
2201         );*/
2202
2203         time_window_adjustment().changed(); //only non-value stuff was changed
2204
2205         // Setup the time adjustment
2206
2207         //NOTE THESE TWO SHOULD BE CHANGED BY THE changed() CALL ABOVE
2208         //time_adjustment().set_lower(time_window_adjustment().get_value());
2209         //time_adjustment().set_upper(time_window_adjustment().get_value()+time_window_adjustment().get_page_size());
2210
2211 //      time_adjustment().set_lower(get_canvas()->rend_desc().get_time_start());
2212 //      time_adjustment().set_upper(get_canvas()->rend_desc().get_time_end());
2213         time_adjustment().set_step_increment(synfig::Time(1.0/get_canvas()->rend_desc().get_frame_rate()));
2214         time_adjustment().set_page_increment(synfig::Time(1.0));
2215         time_adjustment().set_page_size(0);
2216
2217         time_adjustment().changed();
2218
2219         /*synfig::info("w: %p - [%.3f,%.3f] (%.3f,%.3f) child: %p\n",
2220                                 &time_window_adjustment_, time_window_adjustment_.get_lower(),
2221                                 time_window_adjustment_.get_upper(),time_window_adjustment_.get_value(),
2222                                 time_window_adjustment_.get_page_size(),time_window_adjustment_.get_child_adjustment()
2223         );      */
2224
2225         if(begin_time==end_time)
2226         {
2227                 hide_timebar();
2228         }
2229         else
2230         {
2231                 show_timebar();
2232         }
2233
2234         //clamp time to big bounds...
2235         if(time_window_adjustment().get_value() < begin_time)
2236         {
2237                 time_window_adjustment().set_value(begin_time);
2238                 time_window_adjustment().value_changed();
2239         }
2240
2241         if(time_window_adjustment().get_value() + time_window_adjustment().get_page_size() > end_time)
2242         {
2243                 time_window_adjustment().set_value(end_time - time_window_adjustment().get_page_size());
2244                 time_window_adjustment().value_changed();
2245         }
2246
2247         if(time_adjustment().get_value() < begin_time)
2248         {
2249                 time_adjustment().set_value(begin_time);
2250                 time_adjustment().value_changed();
2251         }
2252
2253         if(time_adjustment().get_value() > end_time)
2254         {
2255                 time_adjustment().set_value(end_time);
2256                 time_adjustment().value_changed();
2257         }
2258
2259         /*synfig::info("Time stats: \n"
2260                                 "w: %p - [%.3f,%.3f] (%.3f,%.3f) child: %p\n"
2261                                 "t: %p - [%.3f,%.3f] %.3f",
2262                                 &time_window_adjustment_, time_window_adjustment_.get_lower(),
2263                                 time_window_adjustment_.get_upper(),time_window_adjustment_.get_value(),
2264                                 time_window_adjustment_.get_page_size(),time_window_adjustment_.get_child_adjustment(),
2265                                 &time_adjustment_,time_adjustment_.get_lower(),time_adjustment_.get_upper(),
2266                                 time_adjustment_.get_value()
2267         );*/
2268
2269         work_area->queue_render_preview();
2270 }
2271
2272 bool
2273 CanvasView::close_view()
2274 {
2275         if(get_instance()->get_visible_canvases()==1)
2276                 close_instance();
2277         else
2278                 hide();
2279         return false;
2280 }
2281
2282 static bool _close_instance(etl::handle<Instance> instance)
2283 {
2284         etl::handle<Instance> argh(instance);
2285         instance->safe_close();
2286         synfig::info("closed");
2287         return false;
2288 }
2289
2290 bool
2291 CanvasView::close_instance()
2292 {
2293 #ifdef SINGLE_THREADED
2294         if (get_work_area()->get_updating())
2295         {
2296                 get_work_area()->stop_updating(true); // stop and mark as cancelled
2297
2298                 // give the workarea chances to stop updating
2299                 Glib::signal_timeout().connect(
2300                         sigc::mem_fun(*this, &CanvasView::close_instance),
2301                         250);
2302         }
2303         else
2304 #endif
2305                 Glib::signal_timeout().connect(
2306                         sigc::bind(sigc::ptr_fun(_close_instance),
2307                                            (etl::handle<Instance>)get_instance()),
2308                         250);
2309         return false;
2310 }
2311
2312 handle<CanvasView>
2313 CanvasView::create(etl::loose_handle<Instance> instance, etl::handle<synfig::Canvas> canvas)
2314 {
2315         etl::handle<studio::CanvasView> view(new CanvasView(instance,instance->synfigapp::Instance::find_canvas_interface(canvas)));
2316         instance->canvas_view_list().push_front(view);
2317         instance->signal_canvas_view_created()(view.get());
2318         return view;
2319 }
2320
2321 void
2322 CanvasView::update_title()
2323 {
2324         string title;
2325
2326         title = strprintf("%s%s\"%s\"",
2327                                           (
2328                                                   get_instance()->get_action_count()
2329                                                   ? "*"
2330                                                   : ""
2331                                           ), (
2332                                                   get_instance()->has_real_filename()
2333                                                   ? (etl::basename(get_instance()->get_file_name()) + " : ").c_str()
2334                                                   : ""
2335                                           ), (
2336                                                   get_canvas()->get_name().empty()
2337                                                   ? get_canvas()->get_id().c_str()
2338                                                   : get_canvas()->get_name().c_str()
2339                                           ));
2340
2341         if(get_instance()->synfigapp::Instance::in_repository())
2342         {
2343                 title+=" (CVS";
2344                 if(get_instance()->synfigapp::Instance::is_modified())
2345                         title+=_("-MODIFIED");
2346                 if(get_instance()->synfigapp::Instance::is_updated())
2347                         title+=_("-UPDATED");
2348                 title+=')';
2349         }
2350
2351         if(get_canvas()->is_root())
2352                 title+=_(" (Root)");
2353
2354         set_title(title);
2355 }
2356
2357 void
2358 CanvasView::on_hide()
2359 {
2360         smach_.egress();
2361         Gtk::Window::on_hide();
2362 }
2363
2364 void
2365 CanvasView::present()
2366 {
2367         grab_focus();//on_focus_in_event(0);
2368         Gtk::Window::present();
2369 }
2370
2371 bool
2372 CanvasView::on_focus_in_event(GdkEventFocus*x)
2373 {
2374         if(studio::App::get_selected_canvas_view()!=this)
2375         {
2376                 if(studio::App::get_selected_canvas_view())
2377                 {
2378                         studio::App::get_selected_canvas_view()->get_smach().process_event(EVENT_YIELD_TOOL_OPTIONS);
2379                         App::ui_manager()->remove_action_group(App::get_selected_canvas_view()->action_group);
2380                 }
2381
2382                 get_smach().process_event(EVENT_REFRESH_TOOL_OPTIONS);
2383
2384                 studio::App::set_selected_canvas_view(this);
2385
2386                 App::ui_manager()->insert_action_group(action_group);
2387         }
2388
2389         // HACK ... Questionable...?
2390         if(x)
2391                 return Gtk::Window::on_focus_in_event(x);
2392
2393         return true;
2394 }
2395
2396 bool
2397 CanvasView::on_focus_out_event(GdkEventFocus*x)
2398 {
2399         //App::ui_manager()->remove_action_group(action_group);
2400         //App::ui_manager()->ensure_update();
2401         return Gtk::Window::on_focus_out_event(x);
2402 }
2403
2404 void
2405 CanvasView::refresh_tables()
2406 {
2407 //      if(layer_tree_store_)layer_tree_store_->refresh();
2408 //      if(children_tree_store_)children_tree_store_->refresh();
2409 }
2410
2411 void
2412 CanvasView::rebuild_tables()
2413 {
2414 //      layer_tree_store_->rebuild();
2415 //      children_tree_store_->rebuild();
2416 }
2417
2418 void
2419 CanvasView::build_tables()
2420 {
2421 //      layer_tree_store_->rebuild();
2422 //      children_tree_store_->rebuild();
2423 }
2424
2425 void
2426 CanvasView::on_layer_toggle(synfig::Layer::Handle layer)
2427 {
2428         synfigapp::Action::Handle action(synfigapp::Action::create("LayerActivate"));
2429         assert(action);
2430
2431         if(!action)
2432                 return;
2433
2434         action->set_param("canvas",Canvas::Handle(layer->get_canvas()));
2435         if(!action->set_param("canvas_interface",canvas_interface()))
2436 //      if(!action->set_param("canvas_interface",get_instance()->find_canvas_interface(layer->get_canvas())))
2437                 synfig::error("LayerActivate didn't like CanvasInterface...?");
2438         action->set_param("time",get_time());
2439         action->set_param("layer",layer);
2440         action->set_param("new_status",!layer->active());
2441
2442         assert(action->is_ready());
2443
2444         canvas_interface()->get_instance()->perform_action(action);
2445 }
2446
2447 void
2448 CanvasView::popup_param_menu(synfigapp::ValueDesc value_desc, float location, bool bezier)
2449 {
2450         parammenu.items().clear();
2451         get_instance()->make_param_menu(&parammenu,get_canvas(),value_desc,location,bezier);
2452
2453         parammenu.popup(3,gtk_get_current_event_time());
2454 }
2455
2456 void
2457 CanvasView::add_actions_to_menu(Gtk::Menu *menu, const synfigapp::Action::ParamList &param_list,synfigapp::Action::Category category)const
2458 {
2459         get_instance()->add_actions_to_menu(menu, param_list, category);
2460 }
2461
2462 bool
2463 CanvasView::on_layer_user_click(int button, Gtk::TreeRow /*row*/, LayerTree::ColumnID /*column_id*/)
2464 {
2465         switch(button)
2466         {
2467         case 3:
2468                 {
2469                         Gtk::MenuItem* menu = dynamic_cast<Gtk::MenuItem*>(App::ui_manager()->get_widget("/menu-main/menu-layer"));
2470                         if(menu && menu->get_submenu())
2471                         {
2472                                 //menu->set_accel_group(App::ui_manager()->get_accel_group());
2473                                 //menu->accelerate(*this);
2474                                 menu->get_submenu()->popup(button,gtk_get_current_event_time());
2475                         }
2476
2477                         #if 0
2478                         bool multiple_selected=true;
2479
2480                         if(layer_tree->get_selection()->count_selected_rows()<=1)
2481                                 multiple_selected=false;
2482
2483                         // If the clicked row is not selected, then unselect
2484                         // everything that isn't selected and select this row
2485                         if(multiple_selected && !layer_tree->get_selection()->is_selected(row))
2486                         {
2487                                 layer_tree->get_selection()->unselect_all();
2488                                 layer_tree->get_selection()->select(row);
2489                                 multiple_selected=false;
2490                         }
2491
2492                         if(column_id==COLUMNID_TIME_TRACK)
2493                                 return false;
2494
2495                         //synfigapp::ValueDesc value_desc(row[layer_param_tree_model.value_desc]);
2496                         //ValueNode::Handle value_node(row[layer_param_tree_model.value_node]);
2497                         //ValueNode::Handle parent_value_node;
2498                         //ValueBase value=row[layer_param_tree_model.value];
2499
2500                         //if(row.parent())
2501                         //{
2502                         //      parent_value_node=(*row.parent())[layer_tree_model.value_node];
2503                         //}
2504
2505                         {
2506                                 Layer::Handle layer(row[layer_tree_model.layer]);
2507                                 synfigapp::Action::ParamList param_list;
2508                                 param_list.add("time",canvas_interface()->get_time());
2509                                 param_list.add("canvas",Canvas::Handle(row[layer_tree_model.canvas]));
2510                                 param_list.add("canvas_interface",canvas_interface());
2511                                 if(!multiple_selected)
2512                                         param_list.add("layer",layer);
2513                                 else
2514                                 {
2515                                         synfigapp::SelectionManager::LayerList layer_list(get_selection_manager()->get_selected_layers());
2516                                         synfigapp::SelectionManager::LayerList::iterator iter;
2517
2518                                         for(iter=layer_list.begin();iter!=layer_list.end();++iter)
2519                                                 param_list.add("layer",Layer::Handle(*iter));
2520                                 }
2521
2522                                 parammenu.items().clear();
2523
2524                                 Gtk::Menu *newlayers(manage(new Gtk::Menu()));
2525                                 // do we need this?  the code is all #ifdef'ed out anyway
2526                                 // newlayers->signal_hide().connect(sigc::bind(sigc::ptr_fun(&delete_widget), newlayers));
2527                                 build_new_layer_menu(*newlayers);
2528
2529                                 parammenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("New Layer"),*newlayers));
2530                                 if(!multiple_selected && layer->get_name()=="PasteCanvas")
2531                                 {
2532                                         parammenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Select All Children"),
2533                                                 sigc::bind(
2534                                                         sigc::mem_fun(
2535                                                                 *layer_tree,
2536                                                                 &studio::LayerTree::select_all_children_layers
2537                                                         ),
2538                                                         layer
2539                                                 )
2540                                         ));
2541                                 }
2542
2543                                 add_actions_to_menu(&parammenu, param_list,synfigapp::Action::CATEGORY_LAYER);
2544                                 parammenu.popup(button,gtk_get_current_event_time());
2545                                 return true;
2546                         }
2547 /*
2548                         else if(column_id==LayerTree::COLUMNID_TIME_TRACK && value_node && handle<synfig::ValueNode_Animated>::cast_dynamic(value_node))
2549                         {
2550                                 // Right-click on time track with animated
2551 //                              trackmenu.popup(0,0);
2552                                 return true;
2553                         }
2554                         else
2555                         {
2556                                 if(!multiple_selected)
2557                                 {
2558                                         popup_param_menu(value_desc);
2559                                         return true;
2560                                 }
2561                                 else
2562                                 {
2563 #warning update me!
2564 #if 0
2565                                         parammenu.items().clear();
2566                                         parammenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Connect"),
2567                                                 hide_return(sigc::mem_fun(*canvas_interface().get(),&synfigapp::CanvasInterface::connect_selected_layer_params))
2568                                         ));
2569                                         parammenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Disconnect"),
2570                                                 hide_return(sigc::mem_fun(*canvas_interface().get(),&synfigapp::CanvasInterface::disconnect_selected_layer_params))
2571                                         ));
2572                                         parammenu.popup(0,0);
2573 #endif
2574                                 }
2575                                 return true;
2576                         }
2577                 */
2578 #endif
2579 }
2580                 return true;
2581                 break;
2582
2583         default:
2584                 return false;
2585                 break;
2586         }
2587 }
2588
2589 bool
2590 CanvasView::on_children_user_click(int button, Gtk::TreeRow row, ChildrenTree::ColumnID column_id)
2591 {
2592         switch(button)
2593         {
2594         case 3:
2595                 {
2596                         if(column_id==COLUMNID_TIME_TRACK)
2597                                 return false;
2598                         if(!(bool)row[children_tree_model.is_canvas])
2599                         {
2600                                 synfigapp::ValueDesc value_desc=row[children_tree_model.value_desc];
2601                                 if (!value_desc)
2602                                 {
2603                                         //! \todo fix properly -- what is the child dialog for?
2604                                         synfig::info("preventing child dialog right-click crash");
2605                                         return true;
2606                                 }
2607                                 assert(value_desc);
2608                                 popup_param_menu(value_desc);
2609                                 return true;
2610                         }
2611                 }
2612                 return true;
2613                 break;
2614
2615         default:
2616                 return false;
2617                 break;
2618         }
2619 }
2620
2621 bool
2622 CanvasView::on_keyframe_tree_event(GdkEvent *event)
2623 {
2624     switch(event->type)
2625     {
2626         case GDK_BUTTON_PRESS:
2627                 switch(event->button.button)
2628                 {
2629                         case 3:
2630                         {
2631                                 //keyframemenu.popup(event->button.button,gtk_get_current_event_time());
2632                                 return true;
2633                         }
2634                         break;
2635                 }
2636                 break;
2637         case GDK_MOTION_NOTIFY:
2638                 break;
2639         case GDK_BUTTON_RELEASE:
2640                 break;
2641         default:
2642                 break;
2643         }
2644         return false;
2645 }
2646
2647 void
2648 CanvasView::refresh_time_window()
2649 {
2650         //THESE SHOULD AUTOMATICALLY BE TAKEN CARE OF
2651         //time_adjustment().set_lower(time_window_adjustment().get_value());
2652         //time_adjustment().set_upper(time_window_adjustment().get_value()+time_window_adjustment().get_page_size());
2653
2654         time_adjustment().set_page_increment(1.0); // One second
2655         time_adjustment().set_page_size(0);
2656
2657         if(get_canvas())
2658                 time_adjustment().set_step_increment(1.0/get_canvas()->rend_desc().get_frame_rate());
2659         time_adjustment().changed();
2660
2661         //NOTE THIS SHOULD HOOK INTO THE CORRECT SIGNALS...
2662         if(children_tree)
2663                 children_tree->queue_draw();
2664 }
2665
2666 void
2667 CanvasView::on_time_changed()
2668 {
2669         Time time(get_time());
2670
2671         current_time_widget->set_value(time);
2672         try {
2673                 get_canvas()->keyframe_list().find(time);
2674                 current_time_widget->modify_text(Gtk::STATE_NORMAL,Gdk::Color("#FF0000"));
2675         }catch(...){
2676                 current_time_widget->modify_text(Gtk::STATE_NORMAL,Gdk::Color("#000000"));
2677         }
2678
2679         if(get_time() != time_adjustment().get_value())
2680         {
2681                 //Recenters the window, causing it to jump (possibly undesirably... but whatever)
2682                 if(time < time_window_adjustment().get_value() ||
2683                         time > time_window_adjustment().get_value()+time_window_adjustment().get_page_size())
2684                 {
2685                         time_window_adjustment().set_value(
2686                                 time-time_window_adjustment().get_page_size()/2
2687                         );
2688                 }
2689                 time_adjustment().set_value(time);
2690                 time_adjustment().value_changed();
2691
2692                 // Shouldn't these trees just hook into
2693                 // the time changed signal...?
2694                 //YES THEY SHOULD...
2695                 if(layer_tree)layer_tree->queue_draw();
2696                 if(children_tree)children_tree->queue_draw();
2697         }
2698 }
2699
2700 void
2701 CanvasView::time_zoom_in()
2702 {
2703         float frame_rate = get_canvas()->rend_desc().get_frame_rate();
2704         Time min_page_size = 2/frame_rate;
2705
2706         time_window_adjustment().set_page_size(time_window_adjustment().get_page_size()*0.75);
2707         if (time_window_adjustment().get_page_size() < min_page_size)
2708                 time_window_adjustment().set_page_size(min_page_size);
2709         time_window_adjustment().set_page_increment(time_window_adjustment().get_page_size());
2710         time_window_adjustment().changed();
2711
2712         refresh_time_window();
2713 }
2714
2715 void
2716 CanvasView::time_zoom_out()
2717 {
2718         Time length = (get_canvas()->rend_desc().get_time_end() -
2719                                    get_canvas()->rend_desc().get_time_start());
2720
2721         time_window_adjustment().set_page_size(time_window_adjustment().get_page_size()/0.75);
2722         if (time_window_adjustment().get_page_size() > length)
2723                 time_window_adjustment().set_page_size(length);
2724         time_window_adjustment().set_page_increment(time_window_adjustment().get_page_size());
2725         time_window_adjustment().changed();
2726
2727         refresh_time_window();
2728 }
2729
2730 void
2731 CanvasView::time_was_changed()
2732 {
2733         synfig::Time time((synfig::Time)(double)time_adjustment().get_value());
2734         set_time(time);
2735 }
2736
2737 void
2738 CanvasView::on_edited_value(synfigapp::ValueDesc value_desc,synfig::ValueBase new_value)
2739 {
2740         canvas_interface()->change_value(value_desc,new_value);
2741 }
2742
2743 /*
2744 void
2745 CanvasView::on_children_edited_value(const Glib::ustring&path_string,synfig::ValueBase value)
2746 {
2747         Gtk::TreePath path(path_string);
2748
2749         const Gtk::TreeRow row = *(children_tree->get_model()->get_iter(path));
2750
2751         assert((bool)row[children_tree_model.is_value_node]);
2752
2753         synfigapp::ValueDesc value_desc=row[children_tree_model.value_desc];
2754         assert(value_desc);
2755
2756         on_edited_value(value_desc,value);
2757 }
2758 */
2759
2760 void
2761 CanvasView::on_id_changed()
2762 {
2763         update_title();
2764 }
2765
2766 void
2767 CanvasView::on_mode_changed(synfigapp::CanvasInterface::Mode mode)
2768 {
2769         // If the animate flag was set in mode...
2770         Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
2771         if(mode&synfigapp::MODE_ANIMATE)
2772         {
2773                 Gtk::Image *icon;
2774                 icon=manage(new Gtk::Image(Gtk::StockID("gtk-no"),iconsize));
2775                 animatebutton->remove();
2776                 animatebutton->add(*icon);
2777                 tooltips.set_tip(*animatebutton,_("In Animate Editing Mode"));
2778                 icon->set_padding(0,0);
2779                 icon->show();
2780         }
2781         else
2782         {
2783                 Gtk::Image *icon;
2784                 icon=manage(new Gtk::Image(Gtk::StockID("gtk-yes"),iconsize));
2785                 animatebutton->remove();
2786                 animatebutton->add(*icon);
2787                 tooltips.set_tip(*animatebutton,_("Not in Animate Editing Mode"));
2788                 icon->set_padding(0,0);
2789                 icon->show();
2790         }
2791
2792         if((mode&synfigapp::MODE_ANIMATE_FUTURE) && (mode&synfigapp::MODE_ANIMATE_PAST))
2793         {
2794                 Gtk::Image *icon;
2795                 icon=manage(new Gtk::Image(Gtk::StockID("synfig-keyframe_lock_all"),Gtk::ICON_SIZE_BUTTON));
2796                 keyframebutton->remove();
2797                 keyframebutton->add(*icon);
2798                 tooltips.set_tip(*keyframebutton,_("All Keyframes Locked"));
2799                 icon->set_padding(0,0);
2800                 icon->show();
2801         }
2802         else if((mode&synfigapp::MODE_ANIMATE_FUTURE) && !(mode&synfigapp::MODE_ANIMATE_PAST))
2803         {
2804                 Gtk::Image *icon;
2805                 icon=manage(new Gtk::Image(Gtk::StockID("synfig-keyframe_lock_future"),Gtk::ICON_SIZE_BUTTON));
2806                 keyframebutton->remove();
2807                 keyframebutton->add(*icon);
2808                 tooltips.set_tip(*keyframebutton,_("Future Keyframes Locked"));
2809                 icon->set_padding(0,0);
2810                 icon->show();
2811         }
2812         else if(!(mode&synfigapp::MODE_ANIMATE_FUTURE) && (mode&synfigapp::MODE_ANIMATE_PAST))
2813         {
2814                 Gtk::Image *icon;
2815                 icon=manage(new Gtk::Image(Gtk::StockID("synfig-keyframe_lock_past"),Gtk::ICON_SIZE_BUTTON));
2816                 keyframebutton->remove();
2817                 keyframebutton->add(*icon);
2818                 tooltips.set_tip(*keyframebutton,_("Past Keyframes Locked"));
2819                 icon->set_padding(0,0);
2820                 icon->show();
2821         }
2822         else if(!(mode&synfigapp::MODE_ANIMATE_FUTURE) && !(mode&synfigapp::MODE_ANIMATE_PAST))
2823         {
2824                 Gtk::Image *icon;
2825                 icon=manage(new Gtk::Image(Gtk::StockID("synfig-keyframe_lock_none"),Gtk::ICON_SIZE_BUTTON));
2826                 keyframebutton->remove();
2827                 keyframebutton->add(*icon);
2828                 tooltips.set_tip(*keyframebutton,_("No Keyframes Locked"));
2829                 icon->set_padding(0,0);
2830                 icon->show();
2831         }
2832
2833         work_area->queue_draw();
2834 }
2835
2836 void
2837 CanvasView::on_animate_button_pressed()
2838 {
2839         if(get_mode()&synfigapp::MODE_ANIMATE)
2840                 set_mode(get_mode()-synfigapp::MODE_ANIMATE);
2841         else
2842                 set_mode(get_mode()|synfigapp::MODE_ANIMATE);
2843 }
2844
2845 void
2846 CanvasView::on_keyframe_button_pressed()
2847 {
2848         synfigapp::CanvasInterface::Mode mode(get_mode());
2849
2850         //   future && past   -->             past
2851         if((mode&synfigapp::MODE_ANIMATE_FUTURE) && (mode&synfigapp::MODE_ANIMATE_PAST))
2852                 set_mode(get_mode()-synfigapp::MODE_ANIMATE_FUTURE);
2853         //             past   -->   future
2854         else if(!(mode&synfigapp::MODE_ANIMATE_FUTURE) && (mode&synfigapp::MODE_ANIMATE_PAST))
2855                 set_mode((get_mode()-synfigapp::MODE_ANIMATE_PAST)|synfigapp::MODE_ANIMATE_FUTURE);
2856         //   future           -->       (nothing)
2857         else if((mode&synfigapp::MODE_ANIMATE_FUTURE) && !(mode&synfigapp::MODE_ANIMATE_PAST))
2858                 set_mode(get_mode()-synfigapp::MODE_ANIMATE_FUTURE);
2859         //      (nothing)     -->   future && past
2860         else if(!(mode&synfigapp::MODE_ANIMATE_FUTURE) && !(mode&synfigapp::MODE_ANIMATE_PAST))
2861                 set_mode(get_mode()|synfigapp::MODE_ANIMATE_FUTURE|synfigapp::MODE_ANIMATE_PAST);
2862 }
2863
2864 bool
2865 CanvasView::duck_change_param(const synfig::Point &value,synfig::Layer::Handle layer, synfig::String param_name)
2866 {
2867         return canvas_interface()->change_value(synfigapp::ValueDesc(layer,param_name),value);
2868 }
2869
2870 bool
2871 CanvasView::on_duck_changed(const synfig::Point &value,const synfigapp::ValueDesc& value_desc)
2872 {
2873         if (ValueNode_BLineCalcWidth::Handle bline_width = ValueNode_BLineCalcWidth::Handle::cast_dynamic(value_desc.get_value_node()))
2874         {
2875                 Real old_width((*bline_width)(get_time()).get(Real()));
2876                 Real new_width(value.mag());
2877                 int scale_index(bline_width->get_link_index_from_name("scale"));
2878                 Real scale((*(bline_width->get_link(scale_index)))(get_time()).get(Real()));
2879                 return canvas_interface()->change_value(synfigapp::ValueDesc(bline_width,scale_index), new_width * scale / old_width);
2880         }
2881
2882         if (ValueNode_BLineCalcVertex::Handle bline_vertex = ValueNode_BLineCalcVertex::Handle::cast_dynamic(value_desc.get_value_node()))
2883         {
2884                 ValueNode_BLine::Handle bline = ValueNode_BLine::Handle::cast_dynamic(bline_vertex->get_link("bline"));
2885                 Real radius = 0.0;
2886                 Real amount = synfig::find_closest_point((*bline)(get_time()), value, radius, bline->get_loop());
2887                 return canvas_interface()->change_value(synfigapp::ValueDesc(bline_vertex,bline_vertex->get_link_index_from_name("amount")), amount);
2888         }
2889
2890         if (ValueNode_BLineCalcTangent::Handle bline_tangent = ValueNode_BLineCalcTangent::Handle::cast_dynamic(value_desc.get_value_node()))
2891         {
2892                 switch(value_desc.get_value_type())
2893                 {
2894                 case ValueBase::TYPE_REAL:
2895                 {
2896                         Real old_length = (*bline_tangent)(get_time()).get(Real());
2897                         Real new_length = value.mag();
2898                         int scale_index(bline_tangent->get_link_index_from_name("scale"));
2899                         int fixed_length_index(bline_tangent->get_link_index_from_name("fixed_length"));
2900                         Real scale((*(bline_tangent->get_link(scale_index)))(get_time()).get(Real()));
2901                         bool fixed_length((*(bline_tangent->get_link(fixed_length_index)))(get_time()).get(bool()));
2902                         if (fixed_length)
2903                                 return canvas_interface()->change_value(synfigapp::ValueDesc(bline_tangent,scale_index), new_length);
2904                         if (old_length == 0)
2905                                 return true;
2906                         return canvas_interface()->change_value(synfigapp::ValueDesc(bline_tangent,scale_index), new_length * scale / old_length);
2907                 }
2908
2909                 case ValueBase::TYPE_ANGLE:
2910                         assert(0);                      // doesn't happen?
2911                         break;
2912
2913                 case ValueBase::TYPE_VECTOR:
2914                 {
2915                         Vector old_tangent = (*bline_tangent)(get_time()).get(Vector());
2916                         Angle old_angle = old_tangent.angle();
2917                         Real old_length = old_tangent.mag();
2918                         Angle new_angle = value.angle();
2919                         Real new_length = value.mag();
2920                         int offset_index(bline_tangent->get_link_index_from_name("offset"));
2921                         int scale_index(bline_tangent->get_link_index_from_name("scale"));
2922                         int fixed_length_index(bline_tangent->get_link_index_from_name("fixed_length"));
2923                         Angle old_offset((*(bline_tangent->get_link(offset_index)))(get_time()).get(Angle()));
2924                         Real scale((*(bline_tangent->get_link(scale_index)))(get_time()).get(Real()));
2925                         bool fixed_length((*(bline_tangent->get_link(fixed_length_index)))(get_time()).get(bool()));
2926                         if (fixed_length)
2927                         {
2928                                 if (!(canvas_interface()->change_value(synfigapp::ValueDesc(bline_tangent,scale_index), new_length)))
2929                                         return false;
2930                         }
2931                         else if (old_length != 0 && !(canvas_interface()->change_value(synfigapp::ValueDesc(bline_tangent,scale_index), new_length * scale / old_length)))
2932                                 return false;
2933                         return canvas_interface()->change_value(synfigapp::ValueDesc(bline_tangent,offset_index), old_offset + new_angle - old_angle);
2934                 }
2935                 default:
2936                         break;
2937                 }
2938         }
2939
2940         if (ValueNode_Scale::Handle scale_value_node = ValueNode_Scale::Handle::cast_dynamic(value_desc.get_value_node()))
2941         {
2942                 int link_index(scale_value_node->get_link_index_from_name("link"));
2943                 if(scale_value_node->is_invertible(get_time()))
2944                         return canvas_interface()->change_value(
2945                                 synfigapp::ValueDesc(scale_value_node,link_index),
2946                                         scale_value_node->get_inverse(get_time(), value)
2947                                         );
2948                 else
2949                         return false;
2950         }
2951
2952         switch(value_desc.get_value_type())
2953         {
2954         case ValueBase::TYPE_REAL:
2955                 return canvas_interface()->change_value(value_desc,value.mag());
2956         case ValueBase::TYPE_ANGLE:
2957                 return canvas_interface()->change_value(value_desc,Angle::tan(value[1],value[0]));
2958         default:
2959                 return canvas_interface()->change_value(value_desc,value);
2960         }
2961 }
2962
2963 bool
2964 CanvasView::on_duck_angle_changed(const synfig::Angle &rotation,const synfigapp::ValueDesc& value_desc)
2965 {
2966         if (ValueNode_BLineCalcTangent::Handle bline_tangent = ValueNode_BLineCalcTangent::Handle::cast_dynamic(value_desc.get_value_node()))
2967         {
2968                 int offset_index(bline_tangent->get_link_index_from_name("offset"));
2969                 Angle old_offset((*(bline_tangent->get_link(offset_index)))(get_time()).get(Angle()));
2970                 return canvas_interface()->change_value(synfigapp::ValueDesc(bline_tangent,offset_index), old_offset + rotation);
2971         }
2972
2973         if (ValueNode_Scale::Handle scale_value_node = ValueNode_Scale::Handle::cast_dynamic(value_desc.get_value_node()))
2974         {
2975                 int link_index(scale_value_node->get_link_index_from_name("link"));
2976                 if(scale_value_node->is_invertible(get_time()))
2977                         return canvas_interface()->change_value(
2978                                 synfigapp::ValueDesc(scale_value_node,link_index),
2979                                         scale_value_node->get_inverse(get_time(), rotation)
2980                                         );
2981                 else
2982                         return false;
2983
2984         }
2985         // \todo will this really always be the case?
2986         assert(value_desc.get_value_type() == ValueBase::TYPE_ANGLE);
2987         return canvas_interface()->change_value(value_desc, value_desc.get_value(get_time()).get(Angle()) + rotation);
2988 }
2989
2990 void
2991 CanvasView::selected_layer_color_set(synfig::Color color)
2992 {
2993         synfigapp::SelectionManager::LayerList selected_list(get_selection_manager()->get_selected_layers());
2994         synfigapp::SelectionManager::LayerList::iterator iter;
2995
2996         // Create the action group
2997         //synfigapp::PassiveGrouper group(canvas_interface()->get_instance(),_("Set Colors"));
2998
2999         Layer::Handle layer;
3000         for(iter=selected_list.begin();iter!=selected_list.end();++iter)
3001         {
3002                 if(*iter==layer)
3003                         continue;
3004                 layer=*iter;
3005                 on_edited_value(synfigapp::ValueDesc(layer,"color"),color);
3006         }
3007 }
3008
3009 void
3010 CanvasView::rebuild_ducks_layer_(synfig::TransformStack& transform_stack, synfig::Canvas::Handle canvas, std::set<synfig::Layer::Handle>& selected_list)
3011 {
3012         int transforms(0);
3013         String layer_name;
3014
3015 #define QUEUE_REBUILD_DUCKS             sigc::mem_fun(*this,&CanvasView::queue_rebuild_ducks)
3016
3017         if(!canvas)
3018         {
3019                 synfig::warning("CanvasView::rebuild_ducks_layer_(): Layer doesn't have canvas set");
3020                 return;
3021         }
3022         for(Canvas::iterator iter(canvas->begin());iter!=canvas->end();++iter)
3023         {
3024                 Layer::Handle layer(*iter);
3025
3026                 if(selected_list.count(layer))
3027                 {
3028                         if(!curr_transform_stack_set)
3029                         {
3030                                 curr_transform_stack_set=true;
3031                                 curr_transform_stack=transform_stack;
3032                         }
3033
3034                         // This layer is currently selected.
3035                         duck_changed_connections.push_back(layer->signal_changed().connect(QUEUE_REBUILD_DUCKS));
3036
3037                         // do the bounding box thing
3038                         bbox|=transform_stack.perform(layer->get_bounding_rect());
3039
3040                         // Grab the layer's list of parameters
3041                         Layer::ParamList paramlist(layer->get_param_list());
3042
3043                         // Grab the layer vocabulary
3044                         Layer::Vocab vocab=layer->get_param_vocab();
3045                         Layer::Vocab::iterator iter;
3046
3047                         for(iter=vocab.begin();iter!=vocab.end();iter++)
3048                         {
3049                                 if(!iter->get_hidden() && !iter->get_invisible_duck())
3050                                 {
3051                                         synfigapp::ValueDesc value_desc(layer,iter->get_name());
3052                                         work_area->add_to_ducks(value_desc,this,transform_stack,&*iter);
3053                                         if(value_desc.is_value_node())
3054                                                 duck_changed_connections.push_back(value_desc.get_value_node()->signal_changed().connect(QUEUE_REBUILD_DUCKS));
3055                                 }
3056                                 if(iter->get_name()=="color")
3057                                 {
3058                                         /*
3059                                         if(!App::dialog_color->busy())
3060                                         {
3061                                                 App::dialog_color->reset();
3062                                                 App::dialog_color->set_color(layer->get_param("color").get(Color()));
3063                                                 App::dialog_color->signal_edited().connect(
3064                                                         sigc::mem_fun(
3065                                                                 *this,
3066                                                                 &studio::CanvasView::selected_layer_color_set
3067                                                         )
3068                                                 );
3069                                         }
3070                                         */
3071                                 }
3072                         }
3073                 }
3074
3075                 layer_name=layer->get_name();
3076
3077                 if(layer->active())
3078                 {
3079                         Transform::Handle trans(layer->get_transform());
3080                         if(trans)
3081                         {
3082                                 transform_stack.push(trans);
3083                                 transforms++;
3084                         }
3085
3086 /*                      // Add transforms onto the stack
3087                         if(layer_name=="Translate")
3088                         {
3089                                 transform_stack.push(synfig::Transform_Translate(layer->get_param("origin").get(Vector())));
3090                                 transforms++;
3091                         }else
3092                         if(layer_name=="Zoom")
3093                         {
3094                                 Vector scale;
3095                                 scale[0]=scale[1]=exp(layer->get_param("amount").get(Real()));
3096                                 transform_stack.push(synfig::Transform_Scale(scale,layer->get_param("center").get(Vector())));
3097                                 transforms++;
3098                         }else
3099                         if(layer_name=="stretch")
3100                         {
3101                                 Vector scale(layer->get_param("amount").get(Vector()));
3102                                 transform_stack.push(synfig::Transform_Scale(scale,layer->get_param("center").get(Vector())));
3103                                 transforms++;
3104                         }else
3105                         if(layer_name=="Rotate")
3106                         {
3107                                 transform_stack.push(synfig::Transform_Rotate(layer->get_param("amount").get(Angle()),layer->get_param("origin").get(Vector())));
3108                                 transforms++;
3109                         }
3110 */
3111                 }
3112
3113                 // If this is a paste canvas layer, then we need to
3114                 // descend into it
3115                 if(layer_name=="PasteCanvas")
3116                 {
3117                         Vector scale;
3118                         scale[0]=scale[1]=exp(layer->get_param("zoom").get(Real()));
3119                         Vector origin(layer->get_param("origin").get(Vector()));
3120
3121                         Canvas::Handle child_canvas(layer->get_param("canvas").get(Canvas::Handle()));
3122                         Vector focus(layer->get_param("focus").get(Vector()));
3123
3124                         if(!scale.is_equal_to(Vector(1,1)))
3125                                 transform_stack.push(new Transform_Scale(layer->get_guid(), scale,origin+focus));
3126                         if(!origin.is_equal_to(Vector(0,0)))
3127                                 transform_stack.push(new Transform_Translate(layer->get_guid(), origin));
3128
3129                         rebuild_ducks_layer_(transform_stack,child_canvas,selected_list);
3130
3131                         if(!origin.is_equal_to(Vector(0,0)))
3132                                 transform_stack.pop();
3133                         if(!scale.is_equal_to(Vector(1,1)))
3134                                 transform_stack.pop();
3135                 }
3136         }
3137         // Remove all of the transforms we have added
3138         while(transforms--) { transform_stack.pop(); }
3139
3140 #undef QUEUE_REBUILD_DUCKS
3141 }
3142
3143 void
3144 CanvasView::queue_rebuild_ducks()
3145 {
3146 #if 0
3147         if(rebuild_ducks_queued)
3148                 return;
3149 #else
3150         if(rebuild_ducks_queued)
3151                 queue_rebuild_ducks_connection.disconnect();
3152 #endif
3153
3154         queue_rebuild_ducks_connection=Glib::signal_timeout().connect(
3155                 sigc::bind_return(
3156                         sigc::mem_fun(*this,&CanvasView::rebuild_ducks),
3157                         false
3158                 ),
3159                 50
3160         );
3161
3162         rebuild_ducks_queued=true;
3163 }
3164
3165 void
3166 CanvasView::rebuild_ducks()
3167 {
3168         /*static int i=0;
3169         i++;
3170         if(i>30)
3171                 synfig::info("%d",i/(i-i));
3172         */
3173
3174         rebuild_ducks_queued=false;
3175         //queue_rebuild_ducks_connection.disconnect();
3176
3177         if(work_area->is_dragging())
3178         {
3179                 queue_rebuild_ducks();
3180                 return;
3181         }
3182
3183         if(!duck_refresh_flag)
3184         {
3185                 duck_refresh_needed=true;
3186                 return;
3187         }
3188
3189         bbox=Rect::zero();
3190
3191         work_area->clear_ducks();
3192         work_area->set_time(get_time());
3193         get_canvas()->set_time(get_time());
3194         curr_transform_stack.clear();
3195         //curr_transform_stack.push(new Transform_Translate(Point(0,0)));
3196         curr_transform_stack_set=false;
3197
3198         for(;!duck_changed_connections.empty();duck_changed_connections.pop_back())duck_changed_connections.back().disconnect();
3199
3200         //get_canvas()->set_time(get_time());
3201         bool not_empty(false);
3202
3203         // First do the layers...
3204         do{
3205                 synfigapp::SelectionManager::LayerList selected_list(get_selection_manager()->get_selected_layers());
3206                 std::set<synfig::Layer::Handle> layer_set(selected_list.begin(),selected_list.end());
3207
3208                 if(!layer_set.empty())
3209                         not_empty=true;
3210
3211                 synfig::TransformStack transform_stack;
3212
3213                 rebuild_ducks_layer_(transform_stack, get_canvas(), layer_set);
3214
3215         }while(0);
3216
3217         // Now do the children
3218         do{
3219                 synfigapp::SelectionManager::ChildrenList selected_list(get_selection_manager()->get_selected_children());
3220                 synfigapp::SelectionManager::ChildrenList::iterator iter;
3221                 synfig::TransformStack transform_stack;
3222
3223                 if(selected_list.empty())
3224                 {
3225                         break;
3226                 }
3227                 else
3228                 {
3229                         not_empty=true;
3230                         for(iter=selected_list.begin();iter!=selected_list.end();++iter)
3231                         {
3232                                 work_area->add_to_ducks(*iter,this,transform_stack);
3233                         }
3234                 }
3235         }while(0);
3236         work_area->refresh_selected_ducks();
3237         work_area->queue_draw_preview();
3238 }
3239
3240 void
3241 CanvasView::decrease_low_res_pixel_size()
3242 {
3243         if(changing_resolution_)
3244                 return;
3245         changing_resolution_=true;
3246         list<int> sizes = CanvasView::get_pixel_sizes();
3247         int pixel_size = work_area->get_low_res_pixel_size();
3248         for (list<int>::iterator iter = sizes.begin(); iter != sizes.end(); iter++)
3249                 if (*iter == pixel_size)
3250                 {
3251                         if (iter == sizes.begin())
3252                                 // we already have the smallest low-res pixels possible - turn off low-res instead
3253                                 work_area->set_low_resolution_flag(false);
3254                         else
3255                         {
3256                                 iter--;
3257                                 Glib::RefPtr<Gtk::Action> action = action_group->get_action(strprintf("lowres-pixel-%d", *iter));
3258                                 action->activate(); // to make sure the radiobutton in the menu is updated too
3259                                 work_area->set_low_resolution_flag(true);
3260                         }
3261                         break;
3262                 }
3263         // Update the "toggle-low-res" action
3264         Glib::RefPtr<Gtk::ToggleAction> action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("toggle-low-res"));
3265         action->set_active(work_area->get_low_resolution_flag());
3266         // Update toggle low res button
3267         resolutiondial->update_lowres(work_area->get_low_resolution_flag());
3268         changing_resolution_=false;
3269 }
3270
3271 void
3272 CanvasView::increase_low_res_pixel_size()
3273 {
3274         if(changing_resolution_)
3275                 return;
3276         changing_resolution_=true;
3277         list<int> sizes = CanvasView::get_pixel_sizes();
3278         int pixel_size = work_area->get_low_res_pixel_size();
3279         if (!work_area->get_low_resolution_flag())
3280         {
3281                 // We were using "hi res" so change it to low res.
3282                 work_area->set_low_resolution_flag(true);
3283                 // Update the "toggle-low-res" action
3284                 Glib::RefPtr<Gtk::ToggleAction> action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("toggle-low-res"));
3285                 action->set_active(true);
3286                 // Update the toggle low res button
3287                 resolutiondial->update_lowres(true);
3288                 changing_resolution_=false;
3289                 return;
3290         }
3291
3292         for (list<int>::iterator iter = sizes.begin(); iter != sizes.end(); iter++)
3293                 if (*iter == pixel_size)
3294                 {
3295                         iter++;
3296                         if (iter != sizes.end())
3297                         {
3298                                 Glib::RefPtr<Gtk::Action> action = action_group->get_action(strprintf("lowres-pixel-%d", *iter));
3299                                 action->activate(); // to make sure the radiobutton in the menu is updated too
3300                                 work_area->set_low_resolution_flag(true);
3301                         }
3302                         break;
3303                 }
3304         // Update the "toggle-low-res" action
3305         Glib::RefPtr<Gtk::ToggleAction> action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("toggle-low-res"));
3306         action->set_active(work_area->get_low_resolution_flag());
3307         // Update toggle low res button
3308         resolutiondial->update_lowres(work_area->get_low_resolution_flag());
3309         changing_resolution_=false;
3310 }
3311
3312 void
3313 CanvasView::toggle_low_res_pixel_flag()
3314 {
3315         if(changing_resolution_)
3316                 return;
3317         changing_resolution_=true;
3318         work_area->toggle_low_resolution_flag();
3319         // Update the toggle low res button
3320         resolutiondial->update_lowres(work_area->get_low_resolution_flag());
3321         // Update the "toggle-low-res" action
3322         Glib::RefPtr<Gtk::ToggleAction> action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("toggle-low-res"));
3323         action->set_active(work_area->get_low_resolution_flag());
3324         changing_resolution_=false;
3325 }
3326
3327 void
3328 CanvasView::update_quality()
3329 {
3330         //if(working_depth)
3331         //              return;
3332         if(updating_quality_)
3333                 return;
3334         updating_quality_=true;
3335         work_area->set_quality((int) quality_spin->get_value());
3336         // Update Quality Radio actions
3337         Glib::RefPtr<Gtk::RadioAction> action=Glib::RefPtr<Gtk::RadioAction>::cast_dynamic(
3338                 action_group->get_action(strprintf("quality-%02d",(int) quality_spin->get_value()))
3339                 );
3340         action->set_active();
3341
3342         updating_quality_=false;
3343 }
3344
3345 void
3346 CanvasView::set_quality(int x)
3347 {
3348         if(updating_quality_)
3349                 return;
3350         work_area->set_quality(x);
3351         // Update the quality spin button
3352         quality_spin->set_value(x);
3353 }
3354
3355 void
3356 CanvasView::set_onion_skins()
3357 {
3358         if(toggling_onion_skin)
3359                 return;
3360         int onion_skins[2];
3361         onion_skins[0]=past_onion_spin->get_value();
3362         onion_skins[1]=future_onion_spin->get_value();
3363         work_area->set_onion_skins(onion_skins);
3364 }
3365
3366 void
3367 CanvasView::toggle_show_grid()
3368 {
3369         if(toggling_show_grid)
3370                 return;
3371         toggling_show_grid=true;
3372         work_area->toggle_grid();
3373         // Update the toggle grid show action
3374         set_grid_show_toggle(work_area->grid_status());
3375         // Update the toggle grid show check button
3376         show_grid->set_active(work_area->grid_status());
3377         toggling_show_grid=false;
3378 }
3379
3380 void
3381 CanvasView::toggle_snap_grid()
3382 {
3383         if(toggling_snap_grid)
3384                 return;
3385         toggling_snap_grid=true;
3386         work_area->toggle_grid_snap();
3387         // Update the toggle grid snap action
3388         set_grid_snap_toggle(work_area->get_grid_snap());
3389         // Update the toggle grid snap check button
3390         snap_grid->set_active(work_area->get_grid_snap());
3391         toggling_snap_grid=false;
3392 }
3393
3394 void
3395 CanvasView::toggle_onion_skin()
3396 {
3397         if(toggling_onion_skin)
3398                 return;
3399         toggling_onion_skin=true;
3400         work_area->toggle_onion_skin();
3401         // Update the toggle onion skin action
3402         Glib::RefPtr<Gtk::ToggleAction> action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("toggle-onion-skin"));
3403         action->set_active(work_area->get_onion_skin());
3404         // Update the toggle grid snap check button
3405         onion_skin->set_active(work_area->get_onion_skin());
3406         toggling_onion_skin=false;
3407 }
3408
3409 void
3410 CanvasView::on_dirty_preview()
3411 {
3412         if(!is_playing_)
3413         {
3414                 IsWorking is_working(*this);
3415
3416                 work_area->queue_render_preview();
3417         }
3418 }
3419
3420 void
3421 CanvasView::play()
3422 {
3423         assert(get_canvas());
3424
3425         // If we are already busy, don't play!
3426         if(working_depth)return;
3427
3428         // Set us up as working
3429         IsWorking is_working(*this);
3430
3431         etl::clock timer;
3432         Time
3433                 time=work_area->get_time(),
3434                 endtime=get_canvas()->rend_desc().get_time_end();
3435
3436         // If we are already at the end of time, start over
3437         if(time==endtime)
3438                 time=get_canvas()->rend_desc().get_time_start();
3439
3440         is_playing_=true;
3441
3442         work_area->clear_ducks();
3443
3444         for(timer.reset(); time + timer() < endtime;)
3445         {
3446                 //Clamp the time window so we can see the time value as it races across the horizon
3447                 bool timewindreset = false;
3448
3449                 while( time + timer() > Time(time_window_adjustment().get_sub_upper()) )
3450                 {
3451                         time_window_adjustment().set_value(
3452                                         min(
3453                                                 time_window_adjustment().get_value()+time_window_adjustment().get_page_size()/2,
3454                                                 time_window_adjustment().get_upper()-time_window_adjustment().get_page_size() )
3455                                 );
3456                         timewindreset = true;
3457                 }
3458
3459                 while( time + timer() < Time(time_window_adjustment().get_sub_lower()) )
3460                 {
3461                         time_window_adjustment().set_value(
3462                                 max(
3463                                         time_window_adjustment().get_value()-time_window_adjustment().get_page_size()/2,
3464                                         time_window_adjustment().get_lower())
3465                         );
3466
3467                         timewindreset = true;
3468                 }
3469
3470                 //we need to tell people that the value changed
3471                 if(timewindreset) time_window_adjustment().value_changed();
3472
3473                 //update actual time to next step
3474                 time_adjustment().set_value(time+timer());
3475                 time_adjustment().value_changed();
3476
3477                 if(!work_area->sync_render_preview())
3478                         break;
3479
3480                 // wait for the workarea to refresh itself
3481                 while (studio::App::events_pending())
3482                         studio::App::iteration(false);
3483
3484                 if(get_cancel_status())
3485                 {
3486                         is_playing_=false;
3487                         return;
3488                 }
3489         }
3490         on_play_stop_pressed();
3491         is_playing_=false;
3492         time_adjustment().set_value(endtime);
3493         time_adjustment().value_changed();
3494 }
3495
3496 void
3497 CanvasView::show_tables()
3498 {
3499 /*
3500         Smach::event_result x(process_event_key(EVENT_TABLES_SHOW));
3501         if(x==Smach::RESULT_OK || x==Smach::RESULT_ACCEPT)
3502         {
3503                 Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
3504                 treetogglebutton->remove();
3505                 treetogglebutton->add(*manage(new Gtk::Image(Gtk::StockID("gtk-go-down"),iconsize)));
3506                 treetogglebutton->show_all();
3507                 notebook->show();
3508         }
3509 */
3510 }
3511
3512 void
3513 CanvasView::hide_tables()
3514 {
3515 /*
3516         Smach::event_result x(process_event_key(EVENT_TABLES_HIDE));
3517         if(x==Smach::RESULT_OK || x==Smach::RESULT_ACCEPT)
3518         {
3519                 Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
3520                 treetogglebutton->remove();
3521                 treetogglebutton->add(*manage(new Gtk::Image(Gtk::StockID("gtk-go-up"),iconsize)));
3522                 treetogglebutton->show_all();
3523                 notebook->hide();
3524         }
3525 */
3526 }
3527
3528 bool
3529 CanvasView::tables_are_visible()
3530 {
3531 //      return notebook->is_visible();
3532         return false;
3533 }
3534
3535 void
3536 CanvasView::toggle_tables()
3537 {
3538 //      if(tables_are_visible())
3539 //              hide_tables();
3540 //      else
3541 //              show_tables();
3542 }
3543
3544 void
3545 CanvasView::show_timebar()
3546 {
3547         timebar->show();
3548         //current_time_widget->show(); // not needed now that belongs to the timebar
3549
3550         //keyframe_tab_child->show();
3551         if(layer_tree)
3552                 layer_tree->set_show_timetrack(true);
3553         if(children_tree)
3554                 children_tree->set_show_timetrack(true);
3555 }
3556
3557 void
3558 CanvasView::hide_timebar()
3559 {
3560         timebar->hide();
3561         //current_time_widget->hide(); // not needed now that belongs to the timebar
3562         //keyframe_tab_child->hide();
3563         if(layer_tree)
3564                 layer_tree->set_show_timetrack(false);
3565         if(children_tree)
3566                 children_tree->set_show_timetrack(false);
3567 }
3568
3569 void
3570 CanvasView::set_sensitive_timebar(bool sensitive)
3571 {
3572         timebar->set_sensitive(sensitive);
3573         //current_time_widget->set_sensitive(sensitive); //not needed now that belongs to timebar
3574         //keyframe_tab_child->set_sensitive(sensitive);
3575         if(layer_tree)
3576                 layer_tree->set_sensitive(sensitive);
3577         if(children_tree)
3578                 children_tree->set_sensitive(sensitive);
3579 }
3580
3581 static void
3582 set_waypoint_model(std::set<synfig::Waypoint, std::less<UniqueID> > waypoints,
3583                                    Waypoint::Model model,
3584                                    etl::loose_handle<synfigapp::CanvasInterface> canvas_interface)
3585 {
3586         // Create the action group
3587         synfigapp::Action::PassiveGrouper group(canvas_interface->get_instance().get(),_("Change Waypoint Group"));
3588
3589         std::set<synfig::Waypoint, std::less<UniqueID> >::const_iterator iter;
3590         for(iter=waypoints.begin();iter!=waypoints.end();++iter)
3591         {
3592                 Waypoint waypoint(*iter);
3593                 waypoint.apply_model(model);
3594
3595                 synfigapp::Action::Handle action(synfigapp::Action::create("WaypointSet"));
3596
3597                 assert(action);
3598
3599                 action->set_param("canvas",canvas_interface->get_canvas());
3600                 action->set_param("canvas_interface",canvas_interface);
3601
3602                 action->set_param("waypoint",waypoint);
3603                 action->set_param("value_node",waypoint.get_parent_value_node());
3604
3605                 if(!canvas_interface->get_instance()->perform_action(action))
3606                 {
3607                         group.cancel();
3608                         return;
3609                 }
3610         }
3611 }
3612
3613 static void
3614 duplicate_waypoints(std::set<synfig::Waypoint, std::less<UniqueID> > waypoints,
3615                                         etl::loose_handle<synfigapp::CanvasInterface> canvas_interface)
3616 {
3617         // Create the action group
3618         synfigapp::Action::PassiveGrouper group(canvas_interface->get_instance().get(),_("Duplicate Waypoints"));
3619
3620         std::set<synfig::Waypoint, std::less<UniqueID> >::const_iterator iter;
3621         for (iter = waypoints.begin(); iter != waypoints.end(); iter++)
3622         {
3623                 Waypoint waypoint(*iter);
3624                 ValueNode::Handle value_node(iter->get_parent_value_node());
3625                 canvas_interface->waypoint_duplicate(value_node, waypoint);
3626         }
3627 }
3628
3629 static void
3630 remove_waypoints(std::set<synfig::Waypoint, std::less<UniqueID> > waypoints,
3631                                  etl::loose_handle<synfigapp::CanvasInterface> canvas_interface)
3632 {
3633         // Create the action group
3634         synfigapp::Action::PassiveGrouper group(canvas_interface->get_instance().get(),_("Remove Waypoints"));
3635
3636         std::set<synfig::Waypoint, std::less<UniqueID> >::const_iterator iter;
3637         for (iter = waypoints.begin(); iter != waypoints.end(); iter++)
3638         {
3639                 Waypoint waypoint(*iter);
3640                 ValueNode::Handle value_node(iter->get_parent_value_node());
3641                 canvas_interface->waypoint_remove(value_node, waypoint);
3642         }
3643 }
3644
3645 void
3646 CanvasView::on_waypoint_clicked_canvasview(synfigapp::ValueDesc value_desc,
3647                                                                                    std::set<synfig::Waypoint, std::less<UniqueID> > waypoint_set,
3648                                                                                    int button)
3649 {
3650         int size = waypoint_set.size();
3651         Waypoint waypoint(*(waypoint_set.begin()));
3652         Time time(waypoint.get_time());
3653
3654         if (size == 1)
3655         {
3656                 waypoint_dialog.set_value_desc(value_desc);
3657                 waypoint_dialog.set_waypoint(waypoint);
3658         }
3659
3660         switch(button)
3661         {
3662         case -1:
3663                 if (size == 1)
3664                         waypoint_dialog.show();
3665                 break;
3666         case 2:
3667         {
3668                 Gtk::Menu* waypoint_menu(manage(new Gtk::Menu()));
3669                 waypoint_menu->signal_hide().connect(sigc::bind(sigc::ptr_fun(&delete_widget), waypoint_menu));
3670
3671                 Gtk::Menu* interp_menu_in(manage(new Gtk::Menu()));
3672                 Gtk::Menu* interp_menu_out(manage(new Gtk::Menu()));
3673                 Gtk::Menu* interp_menu_both(manage(new Gtk::Menu()));
3674
3675                 {
3676                         Waypoint::Model model;
3677
3678                         model.reset(); model.set_before(INTERPOLATION_TCB);
3679                         interp_menu_in->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_TCB"),
3680                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3681                         model.reset(); model.set_after(INTERPOLATION_TCB);
3682                         interp_menu_out->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_TCB"),
3683                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3684                         model.set_before(INTERPOLATION_TCB);
3685                         interp_menu_both->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_TCB"),
3686                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3687
3688                         model.reset(); model.set_before(INTERPOLATION_LINEAR);
3689                         interp_menu_in->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Linear"),
3690                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3691                         model.reset(); model.set_after(INTERPOLATION_LINEAR);
3692                         interp_menu_out->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Linear"),
3693                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3694                         model.set_before(INTERPOLATION_LINEAR);
3695                         interp_menu_both->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Linear"),
3696                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3697
3698                         model.reset(); model.set_before(INTERPOLATION_HALT);
3699                         interp_menu_in->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Ease In"),
3700                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3701                         model.reset(); model.set_after(INTERPOLATION_HALT);
3702                         interp_menu_out->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Ease Out"),
3703                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3704                         model.set_before(INTERPOLATION_HALT);
3705                         interp_menu_both->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Ease In/Out"),
3706                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3707
3708                         model.reset(); model.set_before(INTERPOLATION_CONSTANT);
3709                         interp_menu_in->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Constant"),
3710                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3711                         model.reset(); model.set_after(INTERPOLATION_CONSTANT);
3712                         interp_menu_out->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Constant"),
3713                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3714                         model.set_before(INTERPOLATION_CONSTANT);
3715                         interp_menu_both->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Constant"),
3716                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3717                 }
3718
3719                 // ------------------------------------------------------------------------
3720                 if (size == 1)
3721                 {
3722                         const synfigapp::ValueDesc value_desc(synfig::ValueNode_Animated::Handle::cast_reinterpret(waypoint.get_parent_value_node()), time);
3723                         get_instance()->make_param_menu(waypoint_menu,canvas_interface()->get_canvas(),value_desc,0.5f);
3724
3725                         // ------------------------------------------------------------------------
3726                         waypoint_menu->items().push_back(Gtk::Menu_Helpers::SeparatorElem());
3727                 }
3728
3729                 // ------------------------------------------------------------------------
3730                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Jump To"),
3731                         sigc::bind(sigc::mem_fun(*canvas_interface(), &synfigapp::CanvasInterface::set_time), time)));
3732
3733                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Duplicate"),
3734                          sigc::bind(sigc::ptr_fun(duplicate_waypoints), waypoint_set, canvas_interface())));
3735
3736                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem((size == 1) ? _("_Remove") : strprintf(_("_Remove %d Waypoints"), size),
3737                          sigc::bind(sigc::ptr_fun(remove_waypoints), waypoint_set, canvas_interface())));
3738
3739                 if (size == 1 && value_desc.is_valid())
3740                         waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Edit"),
3741                                 sigc::mem_fun(waypoint_dialog,&Gtk::Widget::show)));
3742
3743                 // ------------------------------------------------------------------------
3744                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::SeparatorElem());
3745
3746                 // ------------------------------------------------------------------------
3747                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Both"), *interp_menu_both));
3748                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_In"),   *interp_menu_in));
3749                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Out"),  *interp_menu_out));
3750
3751                 // ------------------------------------------------------------------------
3752                 waypoint_menu->popup(button+1,gtk_get_current_event_time());
3753         }
3754         break;
3755
3756         default:
3757                 break;
3758         }
3759 }
3760
3761 void
3762 CanvasView::on_waypoint_changed()
3763 {
3764         synfigapp::Action::ParamList param_list;
3765         param_list.add("canvas",get_canvas());
3766         param_list.add("canvas_interface",canvas_interface());
3767         param_list.add("value_node",waypoint_dialog.get_value_desc().get_value_node());
3768         param_list.add("waypoint",waypoint_dialog.get_waypoint());
3769 //      param_list.add("time",canvas_interface()->get_time());
3770
3771         get_instance()->process_action("WaypointSetSmart", param_list);
3772 }
3773
3774 void
3775 CanvasView::on_waypoint_delete()
3776 {
3777         synfigapp::Action::ParamList param_list;
3778         param_list.add("canvas",get_canvas());
3779         param_list.add("canvas_interface",canvas_interface());
3780         param_list.add("value_node",waypoint_dialog.get_value_desc().get_value_node());
3781         param_list.add("waypoint",waypoint_dialog.get_waypoint());
3782 //      param_list.add("time",canvas_interface()->get_time());
3783
3784         get_instance()->process_action("WaypointRemove", param_list);
3785 }
3786
3787 void
3788 CanvasView::on_drop_drag_data_received(const Glib::RefPtr<Gdk::DragContext>& context, int /*x*/, int /*y*/, const Gtk::SelectionData& selection_data_, guint /*info*/, guint time)
3789 {
3790         // We will make this true once we have a solid drop
3791         bool success(false);
3792         //synfig::info("Dropped data of type \"%s\"",selection_data.get_data_type());
3793         //synfig::info("Dropped data of target \"%s\"",gdk_atom_name(selection_data->target));
3794         //synfig::info("selection=\"%s\"",gdk_atom_name(selection_data->selection));
3795
3796         if ((selection_data_.get_length() >= 0) && (selection_data_.get_format() == 8))
3797         {
3798                 if(synfig::String(selection_data_.get_data_type())=="STRING")do
3799                 {
3800                         synfig::String selection_data((gchar *)(selection_data_.get_data()));
3801
3802                         Layer::Handle layer(synfig::Layer::create("Text"));
3803                         if(!layer)
3804                                 break;
3805                         if(!layer->set_param("text",ValueBase(selection_data)))
3806                                 break;
3807
3808                         synfigapp::Action::Handle       action(synfigapp::Action::create("LayerAdd"));
3809
3810                         assert(action);
3811                         if(!action)
3812                                 break;
3813
3814                         action->set_param("canvas",get_canvas());
3815                         action->set_param("canvas_interface",canvas_interface());
3816                         action->set_param("new",layer);
3817
3818                         if(!get_instance()->perform_action(action))
3819                                 break;
3820
3821                         // Ok, we have successfully imported at least one item.
3822                         success=true;
3823                 } while(0); // END of "STRING"
3824
3825                 if(synfig::String(selection_data_.get_data_type())=="text/plain")
3826                 {
3827                         synfig::String selection_data((gchar *)(selection_data_.get_data()));
3828
3829                         // For some reason, GTK hands us a list of URLs separated
3830                         // by not only Carriage-Returns, but also Line-Feeds.
3831                         // Line-Feeds will mess us up. Remove all the line-feeds.
3832                         while(selection_data.find_first_of('\r')!=synfig::String::npos)
3833                                 selection_data.erase(selection_data.begin()+selection_data.find_first_of('\r'));
3834
3835                         std::stringstream stream(selection_data);
3836
3837                         //synfigapp::PassiveGrouper group(canvas_interface()->get_instance(),_("Insert Image"));
3838                         while(stream)
3839                         {
3840                                 synfig::String filename,URI;
3841                                 getline(stream,filename);
3842
3843                                 // If we don't have a filename, move on.
3844                                 if(filename.empty())
3845                                         continue;
3846
3847                                 // Make sure this URL is of the "file://" type.
3848                                 URI=String(filename.begin(),filename.begin()+sizeof("file://")-1);
3849                                 if(URI!="file://")
3850                                 {
3851                                         synfig::warning("Unknown URI (%s) in \"%s\"",URI.c_str(),filename.c_str());
3852                                         continue;
3853                                 }
3854
3855                                 // Strip the "file://" part from the filename
3856                                 filename=synfig::String(filename.begin()+sizeof("file://")-1,filename.end());
3857
3858                                 String ext(filename_extension(filename));
3859                                 if (ext.size()) ext = ext.substr(1); // skip initial '.'
3860
3861                                 // If this is a SIF file, then we need to do things slightly differently
3862                                 if(ext=="sketch")
3863                                 {
3864                                         if(work_area->load_sketch(filename))
3865                                         {
3866                                                 success=true;
3867                                                 work_area->queue_draw();
3868                                         }
3869                                 }
3870                                 else
3871                                 {
3872                                         String errors, warnings;
3873                                         if(canvas_interface()->import(filename, errors, warnings, App::resize_imported_images))
3874                                                 success=true;
3875                                         if (warnings != "")
3876                                                 App::dialog_warning_blocking(_("Warnings"), strprintf("%s:\n\n%s", _("Warnings"), warnings.c_str()));
3877                                 }
3878
3879                                 continue;
3880                         }
3881                 } // END of "text/plain"
3882         }
3883         else
3884                 ui_interface_->error("Drop failed: bad selection data");
3885
3886         // Finish the drag
3887         context->drag_finish(success, false, time);
3888 }
3889
3890 void
3891 CanvasView::on_keyframe_add_pressed()
3892 {
3893         synfigapp::Action::Handle action(synfigapp::Action::create("KeyframeAdd"));
3894
3895         if(!action)
3896         {
3897                 ui_interface_->error("I am unable to find the appropriate action");
3898                 return;
3899         }
3900
3901         action->set_param("canvas",get_canvas());
3902         action->set_param("canvas_interface",canvas_interface());
3903         action->set_param("keyframe",Keyframe(get_time()));
3904
3905         canvas_interface()->get_instance()->perform_action(action);
3906 }
3907
3908 void
3909 CanvasView::on_keyframe_duplicate_pressed()
3910 {
3911         const KeyframeTreeStore::Model model;
3912         const Gtk::TreeRow row(*keyframe_tree->get_selection()->get_selected());
3913         Keyframe keyframe;
3914         if(!row)
3915         {
3916                 ui_interface_->error("I am unable to duplicate the keyframe");
3917                 return;
3918         }
3919         keyframe=row[model.keyframe];
3920
3921         synfigapp::Action::Handle action(synfigapp::Action::create("KeyframeDuplicate"));
3922
3923         if(!action)
3924         {
3925                 ui_interface_->error("I am unable to find the appropriate action");
3926                 return;
3927         }
3928
3929         action->set_param("canvas",get_canvas());
3930         action->set_param("canvas_interface",canvas_interface());
3931         action->set_param("keyframe",keyframe);
3932         action->set_param("time",get_time());
3933
3934         canvas_interface()->get_instance()->perform_action(action);
3935 }
3936
3937 void
3938 CanvasView::on_keyframe_remove_pressed()
3939 {
3940         const KeyframeTreeStore::Model model;
3941         const Gtk::TreeRow row(*keyframe_tree->get_selection()->get_selected());
3942         Keyframe keyframe;
3943         if(!row)
3944         {
3945                 ui_interface_->error("I am unable to remove the keyframe");
3946                 return;
3947         }
3948         keyframe=row[model.keyframe];
3949
3950         synfigapp::Action::Handle action(synfigapp::Action::create("KeyframeRemove"));
3951
3952         if(!action)
3953         {
3954                 ui_interface_->error("I am unable to find the appropriate action");
3955                 return;
3956         }
3957
3958         action->set_param("canvas",get_canvas());
3959         action->set_param("canvas_interface",canvas_interface());
3960         action->set_param("keyframe",keyframe);
3961
3962         canvas_interface()->get_instance()->perform_action(action);
3963 }
3964
3965 void
3966 CanvasView::toggle_duck_mask(Duckmatic::Type type)
3967 {
3968         if(toggling_ducks_)
3969                 return;
3970         toggling_ducks_=true;
3971         bool is_currently_on(work_area->get_type_mask()&type);
3972
3973         if(is_currently_on)
3974                 work_area->set_type_mask(work_area->get_type_mask()-type);
3975         else
3976                 work_area->set_type_mask(work_area->get_type_mask()|type);
3977
3978         work_area->queue_draw();
3979         try
3980         {
3981                 // Update the toggle ducks actions
3982                 Glib::RefPtr<Gtk::ToggleAction> action;
3983                 action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("mask-position-ducks"));
3984                 action->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_POSITION));
3985                 action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("mask-tangent-ducks"));
3986                 action->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_TANGENT));
3987                 action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("mask-vertex-ducks"));
3988                 action->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_VERTEX));
3989                 action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("mask-radius-ducks"));
3990                 action->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_RADIUS));
3991                 action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("mask-width-ducks"));
3992                 action->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_WIDTH));
3993                 action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("mask-angle-ducks"));
3994                 action->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_ANGLE));
3995                 // Update toggle ducks buttons
3996                 toggleducksdial->update_toggles(work_area->get_type_mask());
3997         }
3998         catch(...)
3999         {
4000                 toggling_ducks_=false;
4001         }
4002         toggling_ducks_=false;
4003 }
4004
4005 void
4006 CanvasView::image_import()
4007 {
4008         // String filename(dirname(get_canvas()->get_file_name()));
4009         String filename("*.*");
4010         String errors, warnings;
4011         if(App::dialog_open_file(_("Import Image"), filename, IMAGE_DIR_PREFERENCE))
4012         {
4013                 canvas_interface()->import(filename, errors, warnings, App::resize_imported_images);
4014                 if (warnings != "")
4015                         App::dialog_warning_blocking(_("Warnings"), strprintf("%s:\n\n%s", _("Warnings"), warnings.c_str()));
4016         }
4017 }
4018
4019 Smach::event_result
4020 CanvasView::process_event_key(EventKey x)
4021 {
4022         return smach_.process_event(x);
4023 }
4024
4025 void
4026 CanvasView::on_input_device_changed(GdkDevice* device)
4027 {
4028         if(!device)
4029         {
4030                 get_smach().egress();
4031         }
4032         assert(device);
4033
4034         synfigapp::InputDevice::Handle input_device;
4035         input_device=synfigapp::Main::select_input_device(device->name);
4036         App::toolbox->change_state(input_device->get_state());
4037         process_event_key(EVENT_INPUT_DEVICE_CHANGED);
4038 }
4039
4040 void
4041 CanvasView::on_preview_option()
4042 {
4043         Dialog_PreviewOptions *po = dynamic_cast<Dialog_PreviewOptions *>(get_ext_widget("prevoptions"));
4044
4045         Canvas::Handle  canv = get_canvas();
4046
4047         if(canv)
4048         {
4049                 RendDesc &r = canv->rend_desc();
4050                 if(r.get_frame_rate())
4051                 {
4052                         float rate = 1/r.get_frame_rate();
4053                         float beg = r.get_time_start() + r.get_frame_start()*rate;
4054                         float end = r.get_time_start() + r.get_frame_end()*rate;
4055
4056                         if(!po)
4057                         {
4058                                 po = new Dialog_PreviewOptions;
4059                                 po->set_zoom(work_area->get_zoom()/2);
4060                                 po->set_fps(r.get_frame_rate()/2);
4061                                 po->set_begintime(beg);
4062                                 po->set_begin_override(false);
4063                                 po->set_endtime(end);
4064                                 po->set_end_override(false);
4065
4066                                 set_ext_widget("prevoptions",po);
4067                         }
4068                         /*po->set_zoom(work_area->get_zoom()/2);
4069                         po->set_fps(r.get_frame_rate()/2);
4070                         po->set_begintime(beg);
4071                         po->set_begin_override(false);
4072                         po->set_endtime(end);
4073                         po->set_end_override(false);*/
4074
4075                         po->set_global_fps(r.get_frame_rate());
4076                         po->signal_finish().connect(sigc::mem_fun(*this,&CanvasView::on_preview_create));
4077                         po->present();
4078                 }
4079         }
4080 }
4081
4082 void
4083 CanvasView::on_preview_create(const PreviewInfo &info)
4084 {
4085         //set all the options
4086         etl::handle<Preview>    prev = new Preview;
4087
4088         prev->set_canvasview(this);
4089         prev->set_zoom(info.zoom);
4090         prev->set_fps(info.fps);
4091         prev->set_overbegin(info.overbegin);
4092         prev->set_begintime(info.begintime);
4093         prev->set_overend(info.overend);
4094         prev->set_endtime(info.endtime);
4095         prev->set_quality(work_area->get_quality());
4096
4097         //render it out...
4098         prev->render();
4099
4100         Dialog_Preview *pd = preview_dialog.get();
4101         assert(pd);
4102
4103         pd->set_default_size(700,510);
4104         pd->set_preview(prev.get());
4105         pd->present();
4106 }
4107
4108 void
4109 CanvasView::on_audio_option()
4110 {
4111         synfig::warning("Launching Audio Options");
4112         sound_dialog->set_global_fps(get_canvas()->rend_desc().get_frame_rate());
4113         sound_dialog->present();
4114 }
4115
4116 void
4117 CanvasView::on_audio_file_change(const std::string &f)
4118 {
4119         //save in meta data - always even when not valid...
4120         canvas_interface()->set_meta_data("audiofile",f);
4121 }
4122
4123 void
4124 CanvasView::on_audio_offset_change(const synfig::Time &t)
4125 {
4126         canvas_interface()->set_meta_data("audiooffset",t.get_string());
4127 }
4128
4129 void
4130 CanvasView::on_audio_file_notify()
4131 {
4132         std::string file(get_canvas()->get_meta_data("audiofile"));
4133         if(!file.c_str()) return;
4134
4135         if(!audio->load(file,dirname(get_canvas()->get_file_name())+string("/")))
4136         {
4137                 if(file != "") synfig::warning("Could not load the file: %s", file.c_str());
4138                 get_canvas()->erase_meta_data("audiofile");
4139                 disp_audio->hide();
4140                 disp_audio->set_profile(etl::handle<AudioProfile>());
4141         }else
4142         {
4143                 //save in canvasview
4144                 synfig::warning("Getting the profile of the music stuff");
4145
4146                 //profile specific stuff for the preview widget
4147                 //similar for other attachments
4148                 Dialog_Preview *pd = preview_dialog.get();
4149                 pd->get_widget().set_audio(audio);
4150
4151                 handle<AudioProfile>    prof = audio->get_profile();
4152
4153                 if(!prof)
4154                 {
4155                         synfig::warning("Agh, I couldn't build the profile captain!");
4156                 }
4157                 pd->get_widget().set_audioprofile(prof);
4158
4159                 disp_audio->set_profile(audio->get_profile());
4160                 disp_audio->show();
4161
4162                 synfig::warning("successfully set the profiles and stuff");
4163         }
4164         disp_audio->queue_draw();
4165 }
4166
4167 void
4168 CanvasView::on_audio_offset_notify()
4169 {
4170         Time t(get_canvas()->get_meta_data("audiooffset"),get_canvas()->rend_desc().get_frame_rate());
4171         audio->set_offset(t);
4172         sound_dialog->set_offset(t);
4173         disp_audio->queue_draw();
4174
4175         // synfig::info("CanvasView::on_audio_offset_notify(): offset time set to %s",t.get_string(get_canvas()->rend_desc().get_frame_rate()).c_str());
4176 }
4177
4178 void
4179 CanvasView::play_audio(float t)
4180 {
4181         if(audio.get())
4182         {
4183                 synfig::info("Playing audio at %f s",t);
4184                 audio->play(t);
4185         }
4186 }
4187
4188 void
4189 CanvasView::stop_audio()
4190 {
4191         if(audio.get())
4192         {
4193                 audio->stop();
4194         }
4195 }
4196
4197 bool
4198 CanvasView::on_audio_scrub()
4199 {
4200         disp_audio->draw();
4201         return true;
4202 }
4203
4204 Glib::RefPtr<Glib::ObjectBase>
4205 CanvasView::get_ref_obj(const synfig::String& x)
4206 {
4207         return ref_obj_book_[x];
4208 }
4209
4210 Glib::RefPtr<const Glib::ObjectBase>
4211 CanvasView::get_ref_obj(const synfig::String& x)const
4212 {
4213         return ref_obj_book_.find(x)->second;
4214 }
4215
4216 void
4217 CanvasView::set_ref_obj(const synfig::String& x, Glib::RefPtr<Glib::ObjectBase> y)
4218 {
4219         ref_obj_book_[x]=y;
4220 }
4221
4222 Glib::RefPtr<Gtk::TreeModel>
4223 CanvasView::get_tree_model(const synfig::String& x)
4224 {
4225         return Glib::RefPtr<Gtk::TreeModel>::cast_dynamic(ref_obj_book_["_tree_model_"+x]);
4226 }
4227
4228 Glib::RefPtr<const Gtk::TreeModel>
4229 CanvasView::get_tree_model(const synfig::String& x)const
4230 {
4231         return Glib::RefPtr<Gtk::TreeModel>::cast_dynamic(ref_obj_book_.find("_tree_model_"+x)->second);
4232 }
4233
4234 void
4235 CanvasView::set_tree_model(const synfig::String& x, Glib::RefPtr<Gtk::TreeModel> y)
4236 {
4237         ref_obj_book_["_tree_model_"+x]=Glib::RefPtr<Glib::ObjectBase>::cast_static(y);
4238 }
4239
4240 Gtk::Widget*
4241 CanvasView::get_ext_widget(const synfig::String& x)
4242 {
4243         return ext_widget_book_[x];
4244 }
4245
4246 void
4247 CanvasView::set_ext_widget(const synfig::String& x, Gtk::Widget* y)
4248 {
4249         ext_widget_book_[x]=y;
4250         if(x=="layers_cmp")
4251         {
4252                 layer_tree=dynamic_cast<LayerTree*>(y);
4253
4254                 layer_tree->get_selection()->signal_changed().connect(SLOT_EVENT(EVENT_LAYER_SELECTION_CHANGED));
4255                 layer_tree->get_selection()->signal_changed().connect(SLOT_EVENT(EVENT_REFRESH_DUCKS));
4256                 layer_tree->signal_layer_user_click().connect(sigc::mem_fun(*this, &studio::CanvasView::on_layer_user_click));
4257                 layer_tree->signal_param_user_click().connect(sigc::mem_fun(*this, &studio::CanvasView::on_children_user_click));
4258                 layer_tree->signal_waypoint_clicked_layertree().connect(sigc::mem_fun(*this, &studio::CanvasView::on_waypoint_clicked_canvasview));
4259         }
4260         if(x=="children")
4261         {
4262                 children_tree=dynamic_cast<ChildrenTree*>(y);
4263                 if(children_tree)children_tree->signal_user_click().connect(sigc::mem_fun(*this, &studio::CanvasView::on_children_user_click));
4264                 if(children_tree)children_tree->signal_waypoint_clicked_childrentree().connect(sigc::mem_fun(*this, &studio::CanvasView::on_waypoint_clicked_canvasview));
4265                 if(children_tree)children_tree->get_selection()->signal_changed().connect(SLOT_EVENT(EVENT_REFRESH_DUCKS));
4266         }
4267         if(x=="keyframes")
4268                 keyframe_tree=dynamic_cast<KeyframeTree*>(y);
4269 }
4270
4271 bool
4272 CanvasView::on_delete_event(GdkEventAny* event __attribute__ ((unused)))
4273 {
4274         close_view();
4275
4276         //! \todo This causes the window to be deleted straight away - but what if we prompt 'save?' and the user cancels?
4277         //                Is there ever any need to pass on the delete event to the window here?
4278         // if(event) return Gtk::Window::on_delete_event(event);
4279
4280         return true;
4281 }
4282
4283 //! Modify the play stop button apearence and play stop the animation
4284 void
4285 CanvasView::on_play_stop_pressed()
4286 {
4287         Gtk::Image *icon;
4288         Gtk::Button *stop_button;
4289         stop_button=framedial->get_play_button();
4290         bool play_flag;
4291         if(!is_playing())
4292         {
4293                 icon = manage(new Gtk::Image(Gtk::Stock::MEDIA_STOP, Gtk::IconSize::from_name("synfig-small_icon")));
4294                 stop_button->set_relief(Gtk::RELIEF_NORMAL);
4295                 play_flag=true;
4296         }
4297         else
4298         {
4299                 icon = manage(new Gtk::Image(Gtk::Stock::MEDIA_PLAY, Gtk::IconSize::from_name("synfig-small_icon")));
4300                 stop_button->set_relief(Gtk::RELIEF_NONE);
4301                 play_flag=false;
4302         }
4303         stop_button->remove();
4304         stop_button->add(*icon);
4305         icon->set_padding(0, 0);
4306         icon->show();
4307         if(play_flag) play(); else stop();
4308 }