synfig-studio/src/gui/compview.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file compview.cpp
   3 **      \brief writeme
   4 **
   5 **      $Id$
   6 **
   7 **      \legal
   8 **      Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
   9 **      Copyright (c) 2008 Chris Moore
  10 **
  11 **      This package is free software; you can redistribute it and/or
  12 **      modify it under the terms of the GNU General Public License as
  13 **      published by the Free Software Foundation; either version 2 of
  14 **      the License, or (at your option) any later version.
  15 **
  16 **      This package is distributed in the hope that it will be useful,
  17 **      but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 **      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  19 **      General Public License for more details.
  20 **      \endlegal
  21 **
  22 ** === N O T E S ===========================================================
  23 **
  24 ** ========================================================================= */
  25
  26 /* === H E A D E R S ======================================================= */
  27
  28 #ifdef USING_PCH
  29 #       include "pch.h"
  30 #else
  31 #ifdef HAVE_CONFIG_H
  32 #       include <config.h>
  33 #endif
  34
  35 #include "compview.h"
  36 #include "app.h"
  37 #include <gtkmm/scrolledwindow.h>
  38 #include <cassert>
  39 #include <iostream>
  40 #include "instance.h"
  41 #include <sigc++/signal.h>
  42 #include <sigc++/hide.h>
  43 #include <sigc++/slot.h>
  44 #include "canvasview.h"
  45 #include <synfigapp/action.h>
  46
  47 #include "general.h"
  48
  49 #endif
  50
  51 /* === M A C R O S ========================================================= */
  52
  53 #define ADD_TOOLBOX_BUTTON(button,stockid,tooltip)      \
  54         Gtk::Button *button = manage(new class Gtk::Button());  \
  55         button->add(*manage(new Gtk::Image(Gtk::StockID(stockid),Gtk::IconSize(4))));   \
  56         tooltips.set_tip(*button,tooltip);      \
  57         button->show_all()
  58
  59 using namespace std;
  60 using namespace etl;
  61 using namespace synfig;
  62 using namespace studio;
  63
  64 #define COLUMNID_JUMP           (787584)
  65 #define ColumnID        int
  66
  67 /* === G L O B A L S ======================================================= */
  68
  69 /* === P R O C E D U R E S ================================================= */
  70
  71 /* === M E T H O D S ======================================================= */
  72
  73 CompView::CompView():
  74         Gtk::Window(Gtk::WINDOW_TOPLEVEL),
  75         dialog_settings(this,"compview")
  76 {
  77         assert(0); //CHECK: This class does not appear to be used.
  78         init_menu();
  79         set_type_hint(Gdk::WINDOW_TYPE_HINT_UTILITY);
  80
  81         Gtk::Table *table = manage(new class Gtk::Table(2, 1, false));
  82
  83
  84         table->attach(*create_instance_selector(), 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK, 0, 0);
  85
  86         notebook=manage(new class Gtk::Notebook());
  87
  88         table->attach(*notebook, 0, 1, 1,2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
  89
  90         notebook->append_page(*create_canvas_tree(),_("Canvases"));
  91         notebook->append_page(*create_action_tree(),_("History"));
  92
  93
  94
  95 /*
  96
  97         studio::Instance::ImageColumnModel image_column_model;
  98         image_list=manage(new class Gtk::TreeView());
  99         image_list->append_column(_("Name"),image_column_model.name);
 100         image_list->signal_row_activated().connect(sigc::mem_fun(*this,&CompView::on_image_activate));
 101         image_list->set_rules_hint();
 102
 103         Gtk::Table *image_page = manage(new class Gtk::Table(2, 1, false));
 104         Gtk::ScrolledWindow *image_list_scroll = manage(new class Gtk::ScrolledWindow());
 105         image_list_scroll->set_flags(Gtk::CAN_FOCUS);
 106         image_list_scroll->set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
 107         image_list_scroll->add(*image_list);
 108         image_page->attach(*image_list_scroll, 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 109         Gtk::HBox *image_buttons=manage(new class Gtk::HBox());
 110         image_page->attach(*image_buttons, 0, 1, 1,2, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK, 0, 0);
 111         ADD_TOOLBOX_BUTTON(button_image_new,"gtk-new",_("Create a new image"));
 112         ADD_TOOLBOX_BUTTON(button_image_delete,"gtk-delete",_("Delete image"));
 113         ADD_TOOLBOX_BUTTON(button_image_rename,"gtk-rename",_("Rename image"));
 114         ADD_TOOLBOX_BUTTON(button_image_copy,"gtk-copy",_("Duplicate image"));
 115         button_image_new->signal_clicked().connect(sigc::mem_fun(*this,&CompView::new_image));
 116         button_image_delete->signal_clicked().connect(sigc::mem_fun(*this,&CompView::delete_image));
 117         button_image_rename->signal_clicked().connect(sigc::mem_fun(*this,&CompView::rename_image));
 118         button_image_copy->signal_clicked().connect(sigc::mem_fun(*this,&CompView::copy_image));
 119         image_buttons->pack_start(*button_image_new);
 120         image_buttons->pack_start(*button_image_delete);
 121         image_buttons->pack_start(*button_image_rename);
 122         image_buttons->pack_start(*button_image_copy);
 123
 124         studio::Instance::ValueNodeColumnModel valuenode_column_model;
 125         valuenode_list=manage(new class Gtk::TreeView());
 126         valuenode_list->append_column(_("Name"),valuenode_column_model.name);
 127         valuenode_list->signal_row_activated().connect(sigc::mem_fun(*this,&CompView::on_valuenode_activate));
 128         valuenode_list->set_rules_hint();
 129
 130         Gtk::Table *valuenode_page = manage(new class Gtk::Table(2, 1, false));
 131         Gtk::ScrolledWindow *valuenode_list_scroll = manage(new class Gtk::ScrolledWindow());
 132         valuenode_list_scroll->set_flags(Gtk::CAN_FOCUS);
 133         valuenode_list_scroll->set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
 134         valuenode_list_scroll->add(*valuenode_list);
 135         valuenode_page->attach(*valuenode_list_scroll, 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 136         Gtk::HBox *valuenode_buttons=manage(new class Gtk::HBox());
 137         valuenode_page->attach(*valuenode_buttons, 0, 1, 1,2, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK, 0, 0);
 138         ADD_TOOLBOX_BUTTON(button_valuenode_new,"gtk-new",_("Create a new value_node"));
 139         ADD_TOOLBOX_BUTTON(button_valuenode_delete,"gtk-delete",_("Delete value_node"));
 140         ADD_TOOLBOX_BUTTON(button_valuenode_rename,"gtk-rename",_("Rename value_node"));
 141         ADD_TOOLBOX_BUTTON(button_valuenode_copy,"gtk-copy",_("Duplicate value_node"));
 142         button_valuenode_new->signal_clicked().connect(sigc::mem_fun(*this,&CompView::new_value_node));
 143         button_valuenode_delete->signal_clicked().connect(sigc::mem_fun(*this,&CompView::delete_value_node));
 144         button_valuenode_rename->signal_clicked().connect(sigc::mem_fun(*this,&CompView::rename_value_node));
 145         button_valuenode_copy->signal_clicked().connect(sigc::mem_fun(*this,&CompView::copy_value_node));
 146         valuenode_buttons->pack_start(*button_valuenode_new);
 147         valuenode_buttons->pack_start(*button_valuenode_delete);
 148         valuenode_buttons->pack_start(*button_valuenode_rename);
 149         valuenode_buttons->pack_start(*button_valuenode_copy);
 150
 151
 152         notebook->append_page(*image_page,_("Images"));
 153         notebook->append_page(*valuenode_page,_("ValueNodes"));
 154
 155         image_page->show_all();
 156         valuenode_page->show_all();
 157 */
 158 //      notebook->set_current_page(0);
 159         signal_delete_event().connect(sigc::hide(sigc::mem_fun(*this, &CompView::close)));
 160         App::signal_instance_created().connect(sigc::mem_fun(*this,&studio::CompView::new_instance));
 161         App::signal_instance_deleted().connect(sigc::mem_fun(*this,&studio::CompView::delete_instance));
 162         App::signal_instance_selected().connect(sigc::mem_fun(*this,&studio::CompView::set_selected_instance_signal));
 163
 164         table->show_all();
 165         add(*table);
 166
 167
 168         set_title(_("Canvas Browser"));
 169         set_modal(false);
 170         set_resizable(true);
 171         property_window_position().set_value(Gtk::WIN_POS_NONE);
 172         set_default_size(200,300);
 173 }
 174
 175 CompView::~CompView()
 176 {
 177 }
 178
 179 etl::loose_handle<studio::CanvasView>
 180 CompView::get_selected_canvas_view()
 181 {
 182         return get_selected_instance()->find_canvas_view(get_selected_canvas());
 183 }
 184
 185 Gtk::Widget*
 186 CompView::create_canvas_tree()
 187 {
 188         studio::Instance::CanvasTreeModel canvas_tree_model;
 189         canvas_tree=manage(new class Gtk::TreeView());
 190         {
 191                 Gtk::TreeView::Column* column = Gtk::manage( new Gtk::TreeView::Column(_("ID")) );
 192 //              Gtk::CellRendererPixbuf* icon_cellrenderer = Gtk::manage( new Gtk::CellRendererPixbuf() );
 193
 194                 //column->pack_start(*icon_cellrenderer,false);
 195                 column->pack_start(canvas_tree_model.icon, false); //false = don't expand.
 196                 column->pack_start(canvas_tree_model.label);
 197
 198 //#ifdef NDEBUG
 199 //              column->add_attribute(icon_cellrenderer->property_pixbuf(), canvas_tree_model.icon);
 200 //#endif
 201
 202                 canvas_tree->append_column(*column);
 203         }
 204         canvas_tree->set_rules_hint();
 205         canvas_tree->signal_row_activated().connect(sigc::mem_fun(*this,&CompView::on_row_activate));
 206         canvas_tree->signal_event().connect(sigc::mem_fun(*this,&CompView::on_tree_event));
 207         canvas_tree->add_events(Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK);
 208         canvas_tree->add_events(Gdk::BUTTON1_MOTION_MASK);
 209         canvas_tree->show();
 210
 211         Gtk::ScrolledWindow *scrolledwindow = manage(new class Gtk::ScrolledWindow());
 212         scrolledwindow->set_flags(Gtk::CAN_FOCUS);
 213         scrolledwindow->set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
 214         scrolledwindow->add(*canvas_tree);
 215         scrolledwindow->set_shadow_type(Gtk::SHADOW_ETCHED_IN);
 216         scrolledwindow->show();
 217
 218         return scrolledwindow;
 219 }
 220
 221 Gtk::Widget*
 222 CompView::create_action_tree()
 223 {
 224         studio::HistoryTreeStore::Model history_tree_model;
 225         action_tree=manage(new class Gtk::TreeView());
 226         {
 227                 Gtk::TreeView::Column* column = Gtk::manage( new Gtk::TreeView::Column("") );
 228
 229                 Gtk::CellRendererToggle* toggle_cr = Gtk::manage( new Gtk::CellRendererToggle() );
 230                 toggle_cr->signal_toggled().connect(sigc::mem_fun(*this, &studio::CompView::on_action_toggle) );
 231
 232                 column->pack_start(*toggle_cr); //false = don't expand.
 233                 column->add_attribute(toggle_cr->property_active(),history_tree_model.is_active);
 234                 column->set_resizable();
 235                 column->set_clickable();
 236
 237                 action_tree->append_column(*column);
 238         }
 239         /*{
 240                 Gtk::TreeView::Column* column = Gtk::manage( new Gtk::TreeView::Column(_("Canvas")) );
 241                 Gtk::CellRendererText *text_cr=Gtk::manage(new Gtk::CellRendererText());
 242                 text_cr->property_foreground()=Glib::ustring("#7f7f7f");
 243
 244                 column->pack_start(*text_cr);
 245                 column->add_attribute(text_cr->property_text(),history_tree_model.canvas_id);
 246                 column->add_attribute(text_cr->property_foreground_set(),history_tree_model.is_redo);
 247
 248                 action_tree->append_column(*column);
 249         }*/
 250         {
 251                 Gtk::TreeView::Column* column = Gtk::manage( new Gtk::TreeView::Column(_("Jump")) );
 252
 253                 Gtk::CellRendererText* cell_renderer_jump=Gtk::manage(new Gtk::CellRendererText());
 254                 column->pack_start(*cell_renderer_jump,true);
 255
 256                 cell_renderer_jump->property_text()=_("(JMP)");
 257                 cell_renderer_jump->property_foreground()="#003a7f";
 258
 259                 column->set_resizable();
 260                 column->set_clickable();
 261
 262                 column->set_sort_column(COLUMNID_JUMP);
 263
 264                 action_tree->append_column(*column);
 265                 //column->clicked();
 266         }
 267         {
 268                 Gtk::TreeView::Column* column = Gtk::manage( new Gtk::TreeView::Column(_("Action")) );
 269
 270                 Gtk::CellRendererText *text_cr=Gtk::manage(new Gtk::CellRendererText());
 271                 text_cr->property_foreground()=Glib::ustring("#7f7f7f");
 272
 273
 274
 275                 //column->pack_start(history_tree_model.icon, false); //false = don't expand.
 276                 column->pack_start(*text_cr);
 277                 column->add_attribute(text_cr->property_text(),history_tree_model.name);
 278                 column->add_attribute(text_cr->property_foreground_set(),history_tree_model.is_redo);
 279
 280                 action_tree->append_column(*column);
 281         }
 282
 283
 284         action_tree->set_rules_hint();
 285 //      action_tree->signal_row_activated().connect(sigc::mem_fun(*this,&CompView::on_row_activate));
 286         action_tree->signal_event().connect(sigc::mem_fun(*this,&CompView::on_action_event));
 287 //      action_tree->add_events(Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK);
 288 //      action_tree->add_events(Gdk::BUTTON1_MOTION_MASK);
 289         action_tree->show();
 290
 291         Gtk::ScrolledWindow *scrolledwindow = manage(new class Gtk::ScrolledWindow());
 292         scrolledwindow->set_flags(Gtk::CAN_FOCUS);
 293         scrolledwindow->set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
 294         scrolledwindow->add(*action_tree);
 295         scrolledwindow->set_shadow_type(Gtk::SHADOW_ETCHED_IN);
 296         scrolledwindow->show();
 297
 298         Gtk::Button* clear_button(manage(new Gtk::Button(_("Clear Undo"))));
 299         clear_button->signal_pressed().connect(sigc::mem_fun(*this,&studio::CompView::clear_history));
 300
 301         Gtk::Button* clear_redo_button(manage(new Gtk::Button(_("Clear Redo"))));
 302         clear_redo_button->signal_pressed().connect(sigc::mem_fun(*this,&studio::CompView::clear_redo));
 303
 304         Gtk::Table* table(manage(new Gtk::Table()));
 305         table->attach(*scrolledwindow, 0, 2, 0,1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 306         table->attach(*clear_button, 0, 1, 1,2, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK, 0, 0);
 307         table->attach(*clear_redo_button, 1, 2, 1,2, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK, 0, 0);
 308
 309         table->show_all();
 310
 311         return table;
 312 }
 313
 314 Gtk::Widget*
 315 CompView::create_instance_selector()
 316 {
 317         instance_selector=manage(new class Gtk::OptionMenu());
 318         instance_selector->show();
 319         instance_selector->set_menu(instance_list_menu);
 320         return instance_selector;
 321 }
 322
 323 bool
 324 CompView::close()
 325 {
 326         hide();
 327         return true;
 328 }
 329
 330 void
 331 CompView::clear_history()
 332 {
 333         if(selected_instance && App::dialog_yes_no(_("Clear History"), _("You will not be able to undo any changes that you have made!\nAre you sure you want to clear the undo stack?")))
 334         {
 335                 selected_instance->clear_undo_stack();
 336         }
 337 }
 338
 339 void
 340 CompView::clear_redo()
 341 {
 342         if(selected_instance && App::dialog_yes_no(_("Clear History"), _("You will not be able to redo any changes that you have made!\nAre you sure you want to clear the redo stack?")))
 343         {
 344                 selected_instance->clear_redo_stack();
 345         }
 346 }
 347
 348 void
 349 CompView::init_menu()
 350 {
 351         menu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
 352         menu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("synfig-canvas_new"),
 353                 sigc::mem_fun(*this,&CompView::menu_new_canvas)));
 354         menu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-delete"),
 355                 sigc::mem_fun(*this,&CompView::menu_delete)));
 356         menu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("synfig-rename"),
 357                 sigc::mem_fun(*this,&CompView::menu_rename)));
 358 }
 359
 360 etl::loose_handle<synfig::Canvas>
 361 CompView::get_selected_canvas()
 362 {
 363         Glib::RefPtr<Gtk::TreeSelection> selection=canvas_tree->get_selection();
 364
 365         if(!selection || !selection->get_selected())
 366                 return 0;
 367
 368         studio::Instance::CanvasTreeModel canvas_tree_model;
 369
 370         return static_cast<etl::handle<synfig::Canvas> >((*selection->get_selected())[canvas_tree_model.canvas]);
 371 }
 372
 373 void
 374 CompView::menu_new_canvas()
 375 {
 376 #warning Update Me!
 377 #if 0
 378         get_selected_canvas_view()->new_child_canvas();
 379 #endif
 380 }
 381
 382 void
 383 CompView::menu_delete()
 384 {
 385         studio::App::dialog_not_implemented();
 386 }
 387
 388 void
 389 CompView::menu_rename()
 390 {
 391         studio::App::dialog_not_implemented();
 392 }
 393
 394 void
 395 CompView::set_selected_instance_signal(etl::handle<studio::Instance> x)
 396 {
 397         set_selected_instance(x);
 398 }
 399
 400 void
 401 CompView::set_selected_instance_(etl::handle<studio::Instance> instance)
 402 {
 403         if(studio::App::shutdown_in_progress)
 404                 return;
 405
 406         selected_instance=instance;
 407         if(instance)
 408         {
 409                 canvas_tree->set_model(instance->canvas_tree_store());
 410                 action_tree->set_model(instance->history_tree_store());
 411                 canvas_tree->show();
 412                 action_tree->show();
 413         }
 414         else
 415         {
 416                 canvas_tree->set_model(Glib::RefPtr< Gtk::TreeModel >());
 417                 action_tree->set_model(Glib::RefPtr< Gtk::TreeModel >());
 418                 canvas_tree->hide();
 419                 action_tree->hide();
 420         }
 421 }
 422
 423 void
 424 CompView::set_selected_instance(etl::loose_handle<studio::Instance> x)
 425 {
 426         if(studio::App::shutdown_in_progress)
 427                 return;
 428
 429         // if it's already selected, don't select it again
 430         if (x==selected_instance)
 431                 return;
 432
 433         std::list<etl::handle<studio::Instance> >::iterator iter;
 434
 435         if(x)
 436         {
 437                 int i;
 438                 for(i=0,iter=studio::App::instance_list.begin();iter!=studio::App::instance_list.end() && ((*iter)!=x);iter++,i++);
 439
 440                 assert(*iter==x);
 441
 442                 instance_selector->set_history(i);
 443         }
 444         else
 445                 instance_selector->set_history(0);
 446
 447         set_selected_instance_(x);
 448 }
 449
 450 void
 451 CompView::new_instance(etl::handle<studio::Instance> instance)
 452 {
 453         if(studio::App::shutdown_in_progress)
 454                 return;
 455
 456         assert(instance);
 457
 458         etl::loose_handle<studio::Instance> loose_instance(instance);
 459
 460         instance->synfigapp::Instance::signal_filename_changed().connect(sigc::mem_fun(*this,&CompView::refresh_instances));
 461         instance->synfigapp::Instance::signal_filename_changed().connect(
 462                 sigc::bind<etl::loose_handle<studio::Instance> >(
 463                         sigc::mem_fun(*this,&CompView::set_selected_instance),
 464                         loose_instance
 465                 )
 466         );
 467
 468         {
 469                 std::string name=basename(instance->get_file_name());
 470
 471                 instance_list_menu.items().push_back(Gtk::Menu_Helpers::MenuElem(name,
 472                         sigc::bind<etl::loose_handle<studio::Instance> >(sigc::mem_fun(&studio::App::set_selected_instance),loose_instance)     ));
 473         }
 474 }
 475
 476 void
 477 CompView::delete_instance(etl::handle<studio::Instance> instance)
 478 {
 479         if(studio::App::shutdown_in_progress)
 480                 return;
 481
 482         refresh_instances();
 483
 484         if(selected_instance==instance)
 485         {
 486                 set_selected_instance(0);
 487                 instance_selector->set_history(0);
 488         }
 489 }
 490
 491 void
 492 CompView::refresh_instances()
 493 {
 494         if(studio::App::shutdown_in_progress)
 495                 return;
 496
 497         if(!instance_list_menu.items().empty())
 498                 instance_list_menu.items().clear();
 499
 500         std::list<etl::handle<studio::Instance> >::iterator iter;
 501         for(iter=studio::App::instance_list.begin();iter!=studio::App::instance_list.end();iter++)
 502         {
 503                 std::string name=basename((*iter)->get_file_name());
 504
 505                 instance_list_menu.items().push_back(Gtk::Menu_Helpers::MenuElem(name,
 506                         sigc::bind<etl::loose_handle<studio::Instance> >(sigc::mem_fun(&studio::App::set_selected_instance),*iter)      ));
 507         }
 508         instance_selector->set_menu(instance_list_menu);
 509 }
 510
 511 void
 512 CompView::on_row_activate(const Gtk::TreeModel::Path &path, Gtk::TreeViewColumn *)
 513 {
 514         assert(get_selected_instance());
 515         studio::Instance::CanvasTreeModel canvas_tree_model;
 516         const Gtk::TreeRow row = *(get_selected_instance()->canvas_tree_store()->get_iter(path));
 517         if(row[canvas_tree_model.is_canvas])
 518                 get_selected_instance()->focus(row[canvas_tree_model.canvas]);
 519         else
 520                 studio::App::dialog_not_implemented();
 521 }
 522
 523 bool
 524 CompView::on_action_event(GdkEvent *event)
 525 {
 526         studio::HistoryTreeStore::Model model;
 527     switch(event->type)
 528     {
 529         case GDK_BUTTON_PRESS:
 530         case GDK_2BUTTON_PRESS:
 531                 {
 532                         Gtk::TreeModel::Path path;
 533                         Gtk::TreeViewColumn *column;
 534                         int cell_x, cell_y;
 535                         if(!action_tree->get_path_at_pos(
 536                                 int(event->button.x),int(event->button.y),      // x, y
 537                                 path, // TreeModel::Path&
 538                                 column, //TreeViewColumn*&
 539                                 cell_x,cell_y //int&cell_x,int&cell_y
 540                                 )
 541                         ) break;
 542                         const Gtk::TreeRow row = *(action_tree->get_model()->get_iter(path));
 543
 544                         //signal_user_click()(event->button.button,row,(ColumnID)column->get_sort_column_id());
 545                         if((ColumnID)column->get_sort_column_id()==COLUMNID_JUMP)
 546                         {
 547                                 etl::handle<synfigapp::Action::Undoable> action(row[model.action]);
 548                                 if((bool)row[model.is_undo])
 549                                 {
 550                                         while(get_selected_instance()->undo_action_stack().size() && get_selected_instance()->undo_action_stack().front()!=action)
 551                                                 get_selected_instance()->undo();
 552                                 }
 553                                 else if((bool)row[model.is_redo])
 554                                 {
 555                                         while(get_selected_instance()->redo_action_stack().size() && get_selected_instance()->undo_action_stack().front()!=action)
 556                                                 get_selected_instance()->redo();
 557                                 }
 558                         }
 559                 }
 560
 561         case GDK_BUTTON_RELEASE:
 562                 break;
 563         default:
 564                 break;
 565         }
 566         return false;
 567 }
 568
 569 bool
 570 CompView::on_tree_event(GdkEvent *event)
 571 {
 572     switch(event->type)
 573     {
 574         case GDK_BUTTON_PRESS:
 575                 switch(event->button.button)
 576                 {
 577                 case 3:
 578                 if(get_selected_canvas())
 579                 {
 580                         menu.items().clear();
 581
 582                         synfigapp::Action::ParamList param_list;
 583                         param_list.add("canvas",synfig::Canvas::Handle(get_selected_canvas()));
 584                         param_list.add("canvas_interface",get_selected_instance()->find_canvas_interface(get_selected_canvas()));
 585                         get_selected_instance()->find_canvas_view(get_selected_canvas())->add_actions_to_menu(&menu, param_list,synfigapp::Action::CATEGORY_CANVAS);
 586                         menu.popup(0,0);
 587                         menu.show();
 588                         break;
 589                 }
 590                 default:
 591                         break;
 592                 }
 593                 break;
 594         case GDK_MOTION_NOTIFY:
 595                 break;
 596         case GDK_BUTTON_RELEASE:
 597                 break;
 598         default:
 599                 break;
 600         }
 601         return false;
 602 }
 603
 604 void
 605 CompView::on_action_toggle(const Glib::ustring& path_string)
 606 {
 607         studio::HistoryTreeStore::Model history_tree_model;
 608
 609         Gtk::TreePath path(path_string);
 610
 611         const Gtk::TreeRow row = *(selected_instance->history_tree_store()->get_iter(path));
 612
 613         handle<synfigapp::Action::Undoable> action=row[history_tree_model.action];
 614
 615         selected_instance->synfigapp::Instance::set_action_status(action,!action->is_active());
 616 }