synfig-studio/tags/0.61.09/src/gtkmm/toolbox.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file toolbox.cpp
   3 **      \brief writeme
   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) 2008 Paul Wise
  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 ** === N O T E S ===========================================================
  24 **
  25 ** ========================================================================= */
  26
  27 /* === H E A D E R S ======================================================= */
  28
  29 #ifdef USING_PCH
  30 #       include "pch.h"
  31 #else
  32 #ifdef HAVE_CONFIG_H
  33 #       include <config.h>
  34 #endif
  35
  36 #include <gtk/gtk.h>
  37 #include <gtkmm/uimanager.h>
  38
  39 #include <gtkmm/ruler.h>
  40 #include <gtkmm/arrow.h>
  41 #include <gtkmm/image.h>
  42 #include <gdkmm/pixbufloader.h>
  43 #include <gtkmm/viewport.h>
  44 #include <gtkmm/adjustment.h>
  45 #include <gtkmm/scrolledwindow.h>
  46 #include <gtkmm/table.h>
  47 #include <gtkmm/statusbar.h>
  48 #include <gtkmm/menubar.h>
  49 #include <gtkmm/menu.h>
  50 #include <gtkmm/button.h>
  51 #include <gtkmm/toolbar.h>
  52 #include <gtkmm/box.h>
  53 #include <gtkmm/image.h>
  54 #include <gtkmm/stock.h>
  55 #include <gtkmm/handlebox.h>
  56
  57 #include <gtkmm/inputdialog.h>
  58
  59 #include <sigc++/signal.h>
  60 #include <sigc++/hide.h>
  61 #include <sigc++/slot.h>
  62 #include <sigc++/retype_return.h>
  63 #include <sigc++/retype.h>
  64
  65 #include <sstream>
  66
  67 #include "toolbox.h"
  68 #include "instance.h"
  69 #include "app.h"
  70 #include "canvasview.h"
  71 #include "dialog_gradient.h"
  72 #include "dialog_color.h"
  73 #include "dialog_tooloptions.h"
  74 #include "dialog_preview.h"
  75 #include "dockable.h"
  76 #include "dockmanager.h"
  77 #include "dockdialog.h"
  78
  79 #include "widget_defaults.h"
  80
  81 #include <synfigapp/main.h>
  82
  83 #include "general.h"
  84
  85 #endif
  86
  87 using namespace std;
  88 using namespace etl;
  89 using namespace synfig;
  90 using namespace studio;
  91 using namespace sigc;
  92
  93 /* === M A C R O S ========================================================= */
  94
  95 #define GRAB_HINT_DATA(y,default)       { \
  96                 String x; \
  97                 if(synfigapp::Main::settings().get_value(String("pref.")+y+"_hints",x)) \
  98                 { \
  99                         set_type_hint((Gdk::WindowTypeHint)atoi(x.c_str()));    \
 100                 } else {\
 101                         set_type_hint(default); \
 102                 } \
 103         }
 104
 105 /* === G L O B A L S ======================================================= */
 106
 107 /* === P R O C E D U R E S ================================================= */
 108
 109 /* === M E T H O D S ======================================================= */
 110
 111 #define TOGGLE_TOOLBOX_BUTTON(button,stockid,tooltip)   \
 112         button = manage(new class Gtk::ToggleButton()); \
 113         icon=manage(new Gtk::Image(Gtk::StockID(stockid),Gtk::IconSize(4)));    \
 114         button->add(*icon);     \
 115         tooltips.set_tip(*button,tooltip);      \
 116         icon->show();   \
 117         button->show()
 118
 119 #define TOOLBOX_BUTTON(button,stockid,tooltip)  \
 120         button = manage(new class Gtk::Button());       \
 121         icon=manage(new Gtk::Image(Gtk::StockID(stockid),Gtk::IconSize(4)));    \
 122         button->add(*icon);     \
 123         tooltips.set_tip(*button,tooltip);      \
 124         icon->show();   \
 125         button->show()
 126
 127 #define ADD_TOOLBOX_BUTTON(button,stockid,tooltip)      Gtk::Button *TOOLBOX_BUTTON(button,stockid,tooltip)
 128
 129 void
 130 save_selected_instance()
 131 {
 132         if(!studio::App::get_selected_instance())
 133         {
 134                 App::dialog_error_blocking(_("Cannot save"),_("Nothing to save"));
 135                 return;
 136         }
 137
 138         studio::App::get_selected_instance()->save();
 139 }
 140
 141 void
 142 save_as_selected_instance()
 143 {
 144         if(!studio::App::get_selected_instance())
 145         {
 146                 App::dialog_error_blocking(_("Cannot save as"),_("Nothing to save"));
 147                 return;
 148         }
 149
 150         studio::App::get_selected_instance()->dialog_save_as();
 151 }
 152
 153 void
 154 save_all()
 155 {
 156         std::list<etl::handle<Instance> >::iterator iter;
 157         for(iter=App::instance_list.begin();iter!=App::instance_list.end();iter++)
 158                 (*iter)->save();
 159 }
 160
 161 void
 162 close_selected_instance()
 163 {
 164         etl::handle<studio::Instance> instance=studio::App::get_selected_instance();
 165
 166         if(!instance)
 167         {
 168                 App::dialog_error_blocking(_("Cannot close"),_("Nothing to close"));
 169                 return;
 170         }
 171
 172         instance->safe_close();
 173
 174         //assert(instance.unique());
 175 }
 176
 177
 178 static void
 179 show_dialog_input()
 180 {
 181         App::dialog_input->present();
 182 }
 183
 184 void _create_stock_dialog1()
 185 {
 186         DockDialog* dock_dialog(new DockDialog);
 187         dock_dialog->set_contents("canvases history");
 188         dock_dialog->set_composition_selector(true);
 189         dock_dialog->present();
 190 }
 191 void _create_stock_dialog2()
 192 {
 193         DockDialog* dock_dialog(new DockDialog);
 194         dock_dialog->set_contents("layers children keyframes | params");
 195         dock_dialog->present();
 196 }
 197
 198 Toolbox::Toolbox():
 199         Gtk::Window(Gtk::WINDOW_TOPLEVEL),
 200         dialog_settings(this,"toolbox")
 201 {
 202         GRAB_HINT_DATA(
 203                 "toolbox",
 204 //#ifdef __APPLE__
 205                 Gdk::WINDOW_TYPE_HINT_NORMAL
 206 //#else
 207 //              Gdk::WINDOW_TYPE_HINT_UTILITY
 208 //#endif
 209         );
 210         set_keep_above(false);
 211         set_role("toolbox");
 212
 213
 214
 215         recent_files_menu= manage(new class Gtk::Menu());
 216
 217         Gtk::Menu       *filemenu       =manage(new class Gtk::Menu());
 218
 219         dock_dialogs=manage(new class Gtk::Menu());
 220
 221         dock_dialogs->items().push_back(Gtk::Menu_Helpers::MenuElem(_("Vertical Dock: Canvases, History"),sigc::ptr_fun(_create_stock_dialog1)));
 222         dock_dialogs->items().push_back(Gtk::Menu_Helpers::MenuElem(_("Horizontal Dock: Layers, Children, Params"),sigc::ptr_fun(_create_stock_dialog2)));
 223         dock_dialogs->items().push_back(Gtk::Menu_Helpers::SeparatorElem());
 224         dock_dialogs->items().push_back(Gtk::Menu_Helpers::MenuElem(_("Reset Windows to Original Layout"),sigc::ptr_fun(App::reset_initial_window_configuration)));
 225         dock_dialogs->items().push_back(Gtk::Menu_Helpers::SeparatorElem());
 226
 227
 228         filemenu->items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::Stock::NEW,
 229                 sigc::ptr_fun(&studio::App::new_instance)));
 230         filemenu->items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::Stock::OPEN,
 231                 sigc::bind(sigc::ptr_fun(&studio::App::dialog_open), "")));
 232
 233         filemenu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("Open Recent"),*recent_files_menu));
 234
 235         filemenu->items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("synfig-saveall"),
 236                 sigc::ptr_fun(save_all)));
 237         filemenu->items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::Stock::CLOSE,
 238                 sigc::ptr_fun(close_selected_instance)));
 239         filemenu->items().push_back(Gtk::Menu_Helpers::SeparatorElem());
 240         filemenu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("Panels"),*dock_dialogs));
 241
 242         //filemenu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("Canvas Browser..."),
 243         //      sigc::mem_fun(studio::App::show_comp_view)));
 244         //filemenu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("Gradient Editor..."),
 245         //      sigc::mem_fun(show_dialog_gradient)));
 246         //filemenu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("Tool Options"),
 247         //      sigc::mem_fun(show_dialog_tool_options)));
 248         //filemenu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("Colors..."),
 249         //      sigc::mem_fun(show_dialog_color)));
 250         //filemenu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("Color Palette..."),
 251         //      sigc::mem_fun(show_dialog_palette)));
 252         filemenu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("Input Devices..."),
 253                 sigc::ptr_fun(&show_dialog_input)));
 254         filemenu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("Setup..."),
 255                 sigc::ptr_fun(&studio::App::show_setup)));
 256
 257         filemenu->items().push_back(Gtk::Menu_Helpers::SeparatorElem());
 258         filemenu->items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID(Gtk::Stock::QUIT),
 259                 sigc::ptr_fun(studio::App::quit)));
 260
 261 #define WIKI(title,page)                                                                                        \
 262         helpmenu->items().push_back(Gtk::Menu_Helpers::MenuElem(title,  \
 263                 sigc::bind(sigc::ptr_fun(&studio::App::open_url),String("http://synfig.org")+page)))
 264
 265         Gtk::Menu       *helpmenu = manage(new class Gtk::Menu());
 266         helpmenu->items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::Stock::HELP, sigc::ptr_fun(studio::App::dialog_help)));
 267         helpmenu->items().push_back(Gtk::Menu_Helpers::SeparatorElem());
 268
 269         /* TRANSLATORS: Help menu entry */ WIKI(_("Synfig Wiki"),                               /* TRANSLATORS: a wiki page */ _("/Main_Page")                          );
 270         /* TRANSLATORS: Help menu entry */ WIKI(_("Tutorials"),                                 /* TRANSLATORS: a wiki page */ _("/Tutorials")                          );
 271         /* TRANSLATORS: Help menu entry */ WIKI(_("Frequently Asked Questions"),/* TRANSLATORS: a wiki page */ _("/FAQ")                                        );
 272         /* TRANSLATORS: Help menu entry */ WIKI(_("Get Support"),                               /* TRANSLATORS: a wiki page */ _("/Contact")                    );
 273         /* TRANSLATORS: Help menu entry */ WIKI(_("Keyboard Shortcuts"),                /* TRANSLATORS: a wiki page */ _("/Keyboard_Shortcuts")         );
 274         /* TRANSLATORS: Help menu entry */ WIKI(_("Mouse Shortcuts"),                   /* TRANSLATORS: a wiki page */ _("/Mouse_Shortcuts")            );
 275         /* TRANSLATORS: Help menu entry */ WIKI(_("All Pages"), "/Special:Allpages" );
 276
 277         helpmenu->items().push_back(Gtk::Menu_Helpers::SeparatorElem());
 278         helpmenu->items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("synfig-about"),
 279                 sigc::ptr_fun(studio::App::dialog_about)));
 280
 281         Gtk::MenuBar *menubar1 = manage(new class Gtk::MenuBar());
 282         menubar1->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_File"),*filemenu));
 283         menubar1->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Help"),*helpmenu));
 284
 285
 286         menubar1->show();
 287
 288         Gtk::Image *icon;
 289
 290         ADD_TOOLBOX_BUTTON(button_new,"gtk-new",_("New..."));
 291         ADD_TOOLBOX_BUTTON(button_open,"gtk-open",_("Open..."));
 292         ADD_TOOLBOX_BUTTON(button_save,"gtk-save",_("Save"));
 293         ADD_TOOLBOX_BUTTON(button_saveas,"gtk-save-as",_("Save As..."));
 294         ADD_TOOLBOX_BUTTON(button_save_all,"synfig-saveall",_("Save All"));
 295         TOOLBOX_BUTTON(button_undo,"gtk-undo",_("Undo"));
 296         TOOLBOX_BUTTON(button_redo,"gtk-redo",_("Redo"));
 297         ADD_TOOLBOX_BUTTON(button_setup,"gtk-properties",_("Setup"));
 298         ADD_TOOLBOX_BUTTON(button_about,"synfig-about",_("About Synfig Studio"));
 299         ADD_TOOLBOX_BUTTON(button_help,"gtk-help",_("Help"));
 300
 301         button_setup->signal_clicked().connect(sigc::ptr_fun(studio::App::show_setup));
 302         button_about->signal_clicked().connect(sigc::ptr_fun(studio::App::dialog_about));
 303         button_help->signal_clicked().connect(sigc::ptr_fun(studio::App::dialog_help));
 304         button_new->signal_clicked().connect(sigc::ptr_fun(studio::App::new_instance));
 305         button_open->signal_clicked().connect(sigc::bind(sigc::ptr_fun(studio::App::dialog_open), ""));
 306         button_save->signal_clicked().connect(sigc::ptr_fun(save_selected_instance));
 307         button_saveas->signal_clicked().connect(sigc::ptr_fun(save_as_selected_instance));
 308         button_save_all->signal_clicked().connect(sigc::ptr_fun(save_all));
 309         button_undo->signal_clicked().connect(sigc::ptr_fun(studio::App::undo));
 310         button_redo->signal_clicked().connect(sigc::ptr_fun(studio::App::redo));
 311
 312         // Create the file button cluster
 313         Gtk::Table *file_buttons=manage(new class Gtk::Table());
 314
 315         file_buttons->attach(*button_new,      0,1, 0,1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
 316         file_buttons->attach(*button_open,     1,2, 0,1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
 317         file_buttons->attach(*button_save,     2,3, 0,1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
 318         file_buttons->attach(*button_saveas,   3,4, 0,1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
 319         file_buttons->attach(*button_save_all, 4,5, 0,1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
 320
 321         file_buttons->attach(*button_undo,     0,1, 1,2, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
 322         file_buttons->attach(*button_redo,     1,2, 1,2, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
 323         file_buttons->attach(*button_setup,    2,3, 1,2, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
 324         file_buttons->attach(*button_about,    3,4, 1,2, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
 325         file_buttons->attach(*button_help,     4,5, 1,2, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
 326
 327         file_buttons->show();
 328
 329         tool_table=manage(new class Gtk::Table());
 330         tool_table->show();
 331         Gtk::HandleBox* handle_tools(manage(new Gtk::HandleBox()));
 332         handle_tools->add(*tool_table);
 333         handle_tools->show();
 334         handle_tools->set_handle_position(Gtk::POS_TOP);
 335         handle_tools->set_snap_edge(Gtk::POS_TOP);
 336
 337         Widget_Defaults* widget_defaults(manage(new Widget_Defaults()));
 338         widget_defaults->show();
 339         Gtk::HandleBox* handle_defaults(manage(new Gtk::HandleBox()));
 340         handle_defaults->add(*widget_defaults);
 341         handle_defaults->show();
 342         handle_defaults->set_handle_position(Gtk::POS_TOP);
 343         handle_defaults->set_snap_edge(Gtk::POS_TOP);
 344
 345         // Create the toplevel table
 346         Gtk::Table *table1 = manage(new class Gtk::Table(1, 2, false));
 347         table1->set_row_spacings(0);
 348         table1->set_col_spacings(0);
 349         table1->attach(*menubar1,        0,1, 0,1, Gtk::FILL|Gtk::EXPAND, Gtk::SHRINK, 0, 0);
 350         table1->attach(*file_buttons,    0,1, 1,2, Gtk::FILL|Gtk::EXPAND,Gtk::EXPAND|Gtk::FILL, 0, 0);
 351         //table1->attach(*manage(new Gtk::Label(_("Tools"))), 0, 1, 2, 3, Gtk::FILL|Gtk::EXPAND,Gtk::EXPAND|Gtk::FILL, 0, 0);
 352         table1->attach(*handle_tools,    0,1, 3,4, Gtk::FILL|Gtk::EXPAND,Gtk::EXPAND|Gtk::FILL, 0, 0);
 353         table1->attach(*handle_defaults, 0,1, 4,5, Gtk::FILL|Gtk::EXPAND,Gtk::EXPAND|Gtk::FILL, 0, 0);
 354         table1->show_all();
 355
 356
 357
 358         // Set the parameters for this window
 359         add(*table1);
 360         set_title(_("Synfig Studio"));
 361         set_modal(false);
 362         property_window_position().set_value(Gtk::WIN_POS_NONE);
 363         signal_delete_event().connect(sigc::ptr_fun(App::shutdown_request));
 364         set_resizable(false);
 365
 366
 367
 368         App::signal_instance_selected().connect(
 369                 sigc::hide(
 370                         sigc::mem_fun(*this,&studio::Toolbox::update_undo_redo)
 371                 )
 372         );
 373
 374         App::signal_recent_files_changed().connect(
 375                         sigc::mem_fun(*this,&studio::Toolbox::on_recent_files_changed)
 376         );
 377
 378         button_undo->set_sensitive(false);
 379         button_redo->set_sensitive(false);
 380
 381         std::list<Gtk::TargetEntry> listTargets;
 382         listTargets.push_back( Gtk::TargetEntry("text/plain") );
 383         listTargets.push_back( Gtk::TargetEntry("image") );
 384 //      listTargets.push_back( Gtk::TargetEntry("image/x-sif") );
 385
 386         drag_dest_set(listTargets);
 387         signal_drag_data_received().connect( sigc::mem_fun(*this, &studio::Toolbox::on_drop_drag_data_received) );
 388
 389         App::dock_manager->signal_dockable_registered().connect(sigc::mem_fun(*this,&Toolbox::dockable_registered));
 390
 391         changing_state_=false;
 392
 393
 394         add_accel_group(App::ui_manager()->get_accel_group());
 395
 396         App::signal_present_all().connect(sigc::mem_fun0(*this,&Toolbox::present));
 397 }
 398
 399 Toolbox::~Toolbox()
 400 {
 401         hide();
 402         //studio::App::cb.task(_("Toolbox: I was nailed!"));
 403         //studio::App::quit();
 404
 405         if(studio::App::toolbox==this)
 406                 studio::App::toolbox=NULL;
 407
 408 }
 409
 410 void
 411 Toolbox::set_active_state(const synfig::String& statename)
 412 {
 413         std::map<synfig::String,Gtk::ToggleButton *>::iterator iter;
 414
 415         changing_state_=true;
 416
 417         synfigapp::Main::set_state(statename);
 418
 419         try
 420         {
 421
 422                 for(iter=state_button_map.begin();iter!=state_button_map.end();++iter)
 423                 {
 424                         if(iter->first==statename)
 425                         {
 426                                 if(!iter->second->get_active())
 427                                         iter->second->set_active(true);
 428                         }
 429                         else
 430                         {
 431                                 if(iter->second->get_active())
 432                                         iter->second->set_active(false);
 433                         }
 434                 }
 435         }
 436         catch(...)
 437         {
 438                 changing_state_=false;
 439                 throw;
 440         }
 441         changing_state_=false;
 442 }
 443
 444 void
 445 Toolbox::change_state(const synfig::String& statename)
 446 {
 447         etl::handle<studio::CanvasView> canvas_view(studio::App::get_selected_canvas_view());
 448         if(canvas_view)
 449         {
 450                 if(statename==canvas_view->get_smach().get_state_name())
 451                 {
 452                         return;
 453                 }
 454
 455                 if(state_button_map.count(statename))
 456                 {
 457                         state_button_map[statename]->clicked();
 458                 }
 459                 else
 460                 {
 461                         synfig::error("Unknown state \"%s\"",statename.c_str());
 462                 }
 463         }
 464 }
 465
 466 void
 467 Toolbox::change_state_(const Smach::state_base *state)
 468 {
 469         if(changing_state_)
 470                 return;
 471         changing_state_=true;
 472
 473         try
 474         {
 475                 etl::handle<studio::CanvasView> canvas_view(studio::App::get_selected_canvas_view());
 476                 if(canvas_view)
 477                 {
 478                         if(state->get_name()==String("normal"))
 479                         {
 480                                 canvas_view->get_smach().egress();
 481                         }
 482                         else
 483                         {
 484                                 canvas_view->get_smach().enter(state);
 485                         }
 486                 }
 487                 else
 488                         refresh();
 489         }
 490         catch(...)
 491         {
 492                 changing_state_=false;
 493                 throw;
 494         }
 495
 496         changing_state_=false;
 497 }
 498
 499 void
 500 Toolbox::add_state(const Smach::state_base *state)
 501 {
 502         Gtk::Image *icon;
 503
 504         assert(state);
 505
 506         String name=state->get_name();
 507
 508         Gtk::StockItem stock_item;
 509         Gtk::Stock::lookup(Gtk::StockID("synfig-"+name),stock_item);
 510
 511         Gtk::ToggleButton* button;
 512         button=manage(new class Gtk::ToggleButton());
 513
 514         icon=manage(new Gtk::Image(stock_item.get_stock_id(),Gtk::IconSize(4)));
 515         button->add(*icon);
 516         tooltips.set_tip(*button,stock_item.get_label());
 517         icon->show();
 518         button->show();
 519
 520         int row=state_button_map.size()/5;
 521         int col=state_button_map.size()%5;
 522
 523         tool_table->attach(*button,col,col+1,row,row+1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
 524
 525         state_button_map[name]=button;
 526
 527         button->signal_clicked().connect(
 528                 sigc::bind(
 529                         sigc::mem_fun(*this,&studio::Toolbox::change_state_),
 530                         state
 531                 )
 532         );
 533
 534         refresh();
 535 }
 536
 537
 538 void
 539 Toolbox::update_undo_redo()
 540 {
 541         etl::handle<Instance> instance=App::get_selected_instance();
 542         if(instance)
 543         {
 544                 button_undo->set_sensitive(instance->get_undo_status());
 545                 button_redo->set_sensitive(instance->get_redo_status());
 546         }
 547
 548         // This should probably go elsewhere, but it should
 549         // work fine here with no troubles.
 550         // These next several lines just adjust the tool buttons
 551         // so that they are only clickable when they should be.
 552         if(instance && App::get_selected_canvas_view())
 553         {
 554                 std::map<synfig::String,Gtk::ToggleButton *>::iterator iter;
 555
 556                 for(iter=state_button_map.begin();iter!=state_button_map.end();++iter)
 557                         iter->second->set_sensitive(true);
 558         }
 559         else
 560         {
 561                 std::map<synfig::String,Gtk::ToggleButton *>::iterator iter;
 562
 563                 for(iter=state_button_map.begin();iter!=state_button_map.end();++iter)
 564                         iter->second->set_sensitive(false);
 565         }
 566
 567         etl::handle<CanvasView> canvas_view=App::get_selected_canvas_view();
 568         if(canvas_view && canvas_view->get_smach().get_state_name())
 569         {
 570                 set_active_state(canvas_view->get_smach().get_state_name());
 571         }
 572         else
 573                 set_active_state("none");
 574
 575 }
 576
 577 void
 578 Toolbox::on_recent_files_changed()
 579 {
 580         while(recent_files_menu->get_children().size())
 581                 recent_files_menu->remove(**recent_files_menu->get_children().begin());
 582
 583         list<string>::const_iterator iter;
 584         for(iter=App::get_recent_files().begin();iter!=App::get_recent_files().end();iter++)
 585         {
 586                 string raw = basename(*iter), quoted;
 587                 size_t pos = 0, last_pos = 0;
 588
 589                 // replace _ in filenames by __ or it won't show up in the menu
 590                 for (pos = last_pos = 0; (pos = raw.find('_', pos)) != string::npos; last_pos = pos)
 591                         quoted += raw.substr(last_pos, ++pos - last_pos) + '_';
 592                 quoted += raw.substr(last_pos);
 593
 594                 recent_files_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(quoted,
 595                         sigc::hide_return(sigc::bind(sigc::ptr_fun(&App::open),*iter))
 596                 ));
 597         }
 598
 599         // HACK
 600         show();
 601 }
 602
 603 void
 604 Toolbox::on_drop_drag_data_received(const Glib::RefPtr<Gdk::DragContext>& context, int /*x*/, int /*y*/, const Gtk::SelectionData& selection_data_, guint /*info*/, guint time)
 605 {
 606         // We will make this true once we have a solid drop
 607         bool success(false);
 608
 609         if ((selection_data_.get_length() >= 0) && (selection_data_.get_format() == 8))
 610         {
 611                 synfig::String selection_data((gchar *)(selection_data_.get_data()));
 612
 613                 // For some reason, GTK hands us a list of URLs separated
 614                 // by not only Carriage-Returns, but also Line-Feeds.
 615                 // Line-Feeds will mess us up. Remove all the line-feeds.
 616                 while(selection_data.find_first_of('\r')!=synfig::String::npos)
 617                         selection_data.erase(selection_data.begin()+selection_data.find_first_of('\r'));
 618
 619                 std::stringstream stream(selection_data);
 620
 621                 while(stream)
 622                 {
 623                         synfig::String filename,URI;
 624                         getline(stream,filename);
 625
 626                         // If we don't have a filename, move on.
 627                         if(filename.empty())
 628                                 continue;
 629
 630                         // Make sure this URL is of the "file://" type.
 631                         URI=String(filename.begin(),filename.begin()+sizeof("file://")-1);
 632                         if(URI!="file://")
 633                         {
 634                                 synfig::warning("Unknown URI (%s) in \"%s\"",URI.c_str(),filename.c_str());
 635                                 continue;
 636                         }
 637
 638                         // Strip the "file://" part from the filename
 639                         filename=synfig::String(filename.begin()+sizeof("file://")-1,filename.end());
 640
 641                         synfig::info("Attempting to open "+filename);
 642                         if(App::open(filename))
 643                                 success=true;
 644                         else
 645                                 synfig::error("Drop failed: Unable to open "+filename);
 646                 }
 647         }
 648         else
 649                 synfig::error("Drop failed: bad selection data");
 650
 651         // Finish the drag
 652         context->drag_finish(success, false, time);
 653 }
 654
 655 void
 656 Toolbox::dockable_registered(Dockable* x)
 657 {
 658         dock_dialogs->items().push_back(
 659                 Gtk::Menu_Helpers::MenuElem(
 660                         x->get_local_name(),
 661                         sigc::mem_fun(
 662                                 *x,
 663                                 &Dockable::present
 664                         )
 665                 )
 666         );
 667 }