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