synfig-studio/trunk/src/gtkmm/layertree.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file layertree.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 "layertree.h"
  33 #include "layerparamtreestore.h"
  34 #include "cellrenderer_value.h"
  35 #include "cellrenderer_timetrack.h"
  36 #include <synfigapp/action.h>
  37 #include <synfigapp/instance.h>
  38 #include <gtkmm/scrolledwindow.h>
  39 #include <gtkmm/paned.h>
  40 #include "app.h"
  41 #include "instance.h"
  42 #include <gtkmm/treemodelsort.h>
  43
  44 #endif
  45
  46 /* === U S I N G =========================================================== */
  47
  48 using namespace std;
  49 using namespace etl;
  50 using namespace synfig;
  51 using namespace studio;
  52
  53 /* === M A C R O S ========================================================= */
  54
  55 #ifndef SMALL_BUTTON
  56 #define SMALL_BUTTON(button,stockid,tooltip)    \
  57         button = manage(new class Gtk::Button());       \
  58         icon=manage(new Gtk::Image(Gtk::StockID(stockid),iconsize));    \
  59         button->add(*icon);     \
  60         tooltips_.set_tip(*button,tooltip);     \
  61         icon->set_padding(0,0);\
  62         icon->show();   \
  63         button->set_relief(Gtk::RELIEF_NONE); \
  64         button->show()
  65 #endif
  66
  67 #ifndef NORMAL_BUTTON
  68 #define NORMAL_BUTTON(button,stockid,tooltip)   \
  69         button = manage(new class Gtk::Button());       \
  70         icon=manage(new Gtk::Image(Gtk::StockID(stockid),Gtk::ICON_SIZE_BUTTON));       \
  71         button->add(*icon);     \
  72         tooltips_.set_tip(*button,tooltip);     \
  73         icon->set_padding(0,0);\
  74         icon->show();   \
  75         /*button->set_relief(Gtk::RELIEF_NONE);*/ \
  76         button->show()
  77 #endif
  78
  79 #define NEW_SMALL_BUTTON(x,y,z) Gtk::Button *SMALL_BUTTON(x,y,z)
  80
  81 #define NOT_IMPLEMENTED_SLOT sigc::mem_fun(*reinterpret_cast<studio::CanvasViewUIInterface*>(get_ui_interface().get()),&studio::CanvasViewUIInterface::not_implemented)
  82
  83 /* === G L O B A L S ======================================================= */
  84
  85 /* === P R O C E D U R E S ================================================= */
  86
  87 /* === M E T H O D S ======================================================= */
  88
  89 LayerTree::LayerTree():
  90         layer_amount_adjustment_(1,0,1,0.01,0.01,0)
  91 {
  92         param_tree_view_=new Gtk::TreeView;
  93         layer_tree_view_=new Gtk::TreeView;
  94
  95         //Gtk::HPaned* hpaned(manage(new Gtk::HPaned()));
  96         //hpaned->show();
  97         //attach(*hpaned, 0, 3, 0, 1, Gtk::EXPAND|Gtk::FILL,Gtk::EXPAND|Gtk::FILL, 0, 0);
  98         //attach(*create_layer_tree(), 0, 3, 0, 1, Gtk::EXPAND|Gtk::FILL,Gtk::EXPAND|Gtk::FILL, 0, 0);
  99
 100         create_layer_tree();
 101         create_param_tree();
 102
 103         //hpaned->pack1(*create_layer_tree(),false,false);
 104         //hpaned->pack2(*create_param_tree(),true,false);
 105         //hpaned->set_position(200);
 106         hbox=manage(new Gtk::HBox());
 107
 108         attach(*hbox, 0, 1, 1, 2, Gtk::FILL|Gtk::SHRINK, Gtk::SHRINK, 0, 0);
 109         attach(blend_method_widget, 2, 3, 1, 2,Gtk::SHRINK, Gtk::SHRINK, 0, 0);
 110
 111         layer_amount_hscale=manage(new Gtk::HScale(layer_amount_adjustment_));
 112         layer_amount_hscale->set_digits(2);
 113         layer_amount_hscale->set_value_pos(Gtk::POS_LEFT);
 114         layer_amount_hscale->set_sensitive(false);
 115         layer_amount_hscale->set_update_policy( Gtk::UPDATE_DISCONTINUOUS);
 116         attach(*layer_amount_hscale, 1, 2, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK, 1, 1);
 117         layer_amount_adjustment_.signal_value_changed().connect(sigc::mem_fun(*this, &studio::LayerTree::on_amount_value_changed));
 118
 119
 120
 121
 122         Gtk::Image *icon;
 123         //Gtk::IconSize iconsize(Gtk::IconSize::from_name("synfig-small_icon"));
 124         Gtk::IconSize iconsize(Gtk::ICON_SIZE_SMALL_TOOLBAR);
 125
 126         SMALL_BUTTON(button_raise,"gtk-go-up","Raise");
 127         SMALL_BUTTON(button_lower,"gtk-go-down","Lower");
 128         SMALL_BUTTON(button_duplicate,"synfig-duplicate","Duplicate");
 129         SMALL_BUTTON(button_delete,"gtk-delete","Delete");
 130
 131         hbox->pack_start(*button_raise,Gtk::PACK_SHRINK);
 132         hbox->pack_start(*button_lower,Gtk::PACK_SHRINK);
 133         hbox->pack_start(*button_duplicate,Gtk::PACK_SHRINK);
 134         hbox->pack_start(*button_delete,Gtk::PACK_SHRINK);
 135
 136         button_raise->signal_clicked().connect(sigc::mem_fun(*this, &studio::LayerTree::on_raise_pressed));
 137         button_lower->signal_clicked().connect(sigc::mem_fun(*this, &studio::LayerTree::on_lower_pressed));
 138         button_duplicate->signal_clicked().connect(sigc::mem_fun(*this, &studio::LayerTree::on_duplicate_pressed));
 139         button_delete->signal_clicked().connect(sigc::mem_fun(*this, &studio::LayerTree::on_delete_pressed));
 140
 141         button_raise->set_sensitive(false);
 142         button_lower->set_sensitive(false);
 143         button_duplicate->set_sensitive(false);
 144         button_delete->set_sensitive(false);
 145
 146
 147
 148
 149         get_selection()->signal_changed().connect(sigc::mem_fun(*this, &studio::LayerTree::on_selection_changed));
 150
 151
 152         get_layer_tree_view().set_reorderable(true);
 153         get_selection()->set_mode(Gtk::SELECTION_MULTIPLE);
 154         //get_param_tree_view().get_selection()->set_mode(Gtk::SELECTION_MULTIPLE);
 155         get_layer_tree_view().show();
 156         get_param_tree_view().show();
 157
 158
 159         hbox->show();
 160         layer_amount_hscale->show();
 161         blend_method_widget.show();
 162
 163         tooltips_.enable();
 164         disable_amount_changed_signal=false;
 165
 166
 167
 168
 169
 170         blend_method_widget.set_param_desc(ParamDesc(Color::BlendMethod(),"blend_method"));
 171
 172         blend_method_widget.set_value((int)Color::BLEND_COMPOSITE);
 173         blend_method_widget.set_size_request(150,-1);
 174         blend_method_widget.set_sensitive(false);
 175         blend_method_widget.signal_activate().connect(sigc::mem_fun(*this, &studio::LayerTree::on_blend_method_changed));
 176 }
 177
 178
 179 LayerTree::~LayerTree()
 180 {
 181         synfig::info("LayerTree::~LayerTree(): Deleted");
 182 }
 183
 184 Gtk::Widget*
 185 LayerTree::create_layer_tree()
 186 {
 187         const LayerTreeStore::Model model;
 188
 189
 190         {       // --- O N / O F F ----------------------------------------------------
 191                 //int index;
 192                 //index=get_layer_tree_view().append_column_editable(_(" "),layer_model.active);
 193                 //Gtk::TreeView::Column* column = get_layer_tree_view().get_column(index-1);
 194
 195                 Gtk::TreeView::Column* column = Gtk::manage( new Gtk::TreeView::Column(_(" ")) );
 196
 197                 // Set up the icon cell-renderer
 198                 Gtk::CellRendererToggle* cellrenderer = Gtk::manage( new Gtk::CellRendererToggle() );
 199                 cellrenderer->signal_toggled().connect(sigc::mem_fun(*this, &studio::LayerTree::on_layer_toggle));
 200
 201                 column->pack_start(*cellrenderer,false);
 202                 column->add_attribute(cellrenderer->property_active(), layer_model.active);
 203                 get_layer_tree_view().append_column(*column);
 204         }
 205
 206         {       // --- I C O N --------------------------------------------------------
 207                 int index;
 208                 index=get_layer_tree_view().append_column(_("Z"),layer_model.icon);
 209                 Gtk::TreeView::Column* column = get_layer_tree_view().get_column(index-1);
 210                 get_layer_tree_view().set_expander_column(*column);
 211
 212
 213                 column->set_sort_column_id(layer_model.z_depth);
 214                 //column->set_reorderable();
 215                 //column->set_resizable();
 216                 //column->set_clickable();
 217
 218                 //Gtk::CellRendererPixbuf* icon_cellrenderer = Gtk::manage( new Gtk::CellRendererPixbuf() );
 219                 //column->pack_start(*icon_cellrenderer,false);
 220                 //column->add_attribute(icon_cellrenderer->property_pixbuf(), layer_model.icon);
 221         }
 222         //get_layer_tree_view().append_column(_("Z"),layer_model.z_depth);
 223         {       // --- N A M E --------------------------------------------------------
 224                 Gtk::TreeView::Column* column = Gtk::manage( new Gtk::TreeView::Column(_("Layer")) );
 225
 226                 // Set up the icon cell-renderer
 227                 Gtk::CellRendererText* cellrenderer = Gtk::manage( new Gtk::CellRendererText() );
 228                 cellrenderer->signal_edited().connect(sigc::mem_fun(*this, &studio::LayerTree::on_layer_renamed));
 229                 cellrenderer->property_editable()=true;
 230
 231                 column->pack_start(*cellrenderer,false);
 232                 column->add_attribute(cellrenderer->property_text(), layer_model.label);
 233                 get_layer_tree_view().append_column(*column);
 234
 235                 //              int index;
 236 //              index=get_layer_tree_view().append_column_editable(_("Layer"),layer_model.label);
 237                 //Gtk::TreeView::Column* column = get_layer_tree_view().get_column(index-1);
 238
 239                 //column->set_sort_column_id(layer_model.index);
 240
 241                 //get_layer_tree_view().set_expander_column(*column);
 242                 //column->set_reorderable();
 243                 //column->set_resizable();
 244                 //column->set_clickable(false);
 245
 246                 //Gtk::CellRendererPixbuf* icon_cellrenderer = Gtk::manage( new Gtk::CellRendererPixbuf() );
 247                 //column->pack_start(*icon_cellrenderer,false);
 248                 //column->add_attribute(icon_cellrenderer->property_pixbuf(), layer_model.icon);
 249         }
 250         {       // --- Z D E P T H ----------------------------------------------------
 251                 int index;
 252                 index=get_layer_tree_view().append_column(_("Z"),layer_model.z_depth);
 253                 column_z_depth=get_layer_tree_view().get_column(index-1);
 254
 255                 column_z_depth->set_reorderable();
 256                 column_z_depth->set_resizable();
 257                 column_z_depth->set_clickable();
 258
 259                 column_z_depth->set_sort_column_id(layer_model.z_depth);
 260         }
 261
 262         get_layer_tree_view().set_enable_search(true);
 263         get_layer_tree_view().set_search_column(layer_model.label);
 264         get_layer_tree_view().set_search_equal_func(sigc::ptr_fun(&studio::LayerTreeStore::search_func));
 265
 266         std::list<Gtk::TargetEntry> listTargets;
 267         listTargets.push_back( Gtk::TargetEntry("LAYER") );
 268         get_layer_tree_view().drag_dest_set(listTargets);
 269
 270
 271         // This makes things easier to read.
 272         get_layer_tree_view().set_rules_hint();
 273
 274         // Make us more sensitive to several events
 275         //get_layer_tree_view().add_events(Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK | Gdk::BUTTON1_MOTION_MASK | Gdk::BUTTON2_MOTION_MASK|Gdk::POINTER_MOTION_MASK);
 276
 277         get_layer_tree_view().signal_event().connect(sigc::mem_fun(*this, &studio::LayerTree::on_layer_tree_event));
 278         get_layer_tree_view().show();
 279
 280
 281
 282         Gtk::ScrolledWindow *scroll = manage(new class Gtk::ScrolledWindow());
 283         scroll->set_flags(Gtk::CAN_FOCUS);
 284         scroll->set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
 285         //scroll->add(get_layer_tree_view());
 286         scroll->set_shadow_type(Gtk::SHADOW_ETCHED_IN);
 287         scroll->show();
 288
 289         return scroll;
 290 }
 291
 292 Gtk::Widget*
 293 LayerTree::create_param_tree()
 294 {
 295         Pango::AttrList attr_list;
 296         {
 297                 Pango::AttrInt pango_size(Pango::Attribute::create_attr_size(Pango::SCALE*8));
 298                 pango_size.set_start_index(0);
 299                 pango_size.set_end_index(64);
 300                 attr_list.change(pango_size);
 301         }
 302
 303         Gtk::IconSize icon_size(Gtk::ICON_SIZE_SMALL_TOOLBAR);
 304
 305         {       // --- N A M E --------------------------------------------------------
 306                 Gtk::TreeView::Column* column = Gtk::manage( new Gtk::TreeView::Column(_("Name")) );
 307
 308                 // Set up the icon cell-renderer
 309                 Gtk::CellRendererPixbuf* icon_cellrenderer = Gtk::manage( new Gtk::CellRendererPixbuf() );
 310                 column->pack_start(*icon_cellrenderer,false);
 311                 column->add_attribute(icon_cellrenderer->property_pixbuf(), param_model.icon);
 312
 313                 // Pack the label into the column
 314                 //column->pack_start(layer_model.label,true);
 315                 Gtk::CellRendererText* text_cellrenderer = Gtk::manage( new Gtk::CellRendererText() );
 316                 column->pack_start(*text_cellrenderer,false);
 317                 column->add_attribute(text_cellrenderer->property_text(), param_model.label);
 318                 text_cellrenderer->property_attributes()=attr_list;
 319
 320                 text_cellrenderer->property_foreground()=Glib::ustring("#7f7f7f");
 321                 column->add_attribute(text_cellrenderer->property_foreground_set(),param_model.is_inconsistent);
 322
 323                 // Pack the label into the column
 324                 //column->pack_start(param_model.label,true);
 325
 326                 // Set up the value-node icon cell-renderer to be on the far right
 327                 Gtk::CellRendererPixbuf* valuenode_icon_cellrenderer = Gtk::manage( new Gtk::CellRendererPixbuf() );
 328                 column->pack_end(*valuenode_icon_cellrenderer,false);
 329                 valuenode_icon_cellrenderer->property_pixbuf()=Gtk::Button().render_icon(Gtk::StockID("synfig-value_node"),icon_size);
 330                 column->add_attribute(valuenode_icon_cellrenderer->property_visible(), param_model.is_shared);
 331
 332                 // Finish setting up the column
 333                 column->set_reorderable();
 334                 column->set_resizable();
 335                 column->set_clickable();
 336
 337                 get_param_tree_view().append_column(*column);
 338         }
 339         {       // --- V A L U E  -----------------------------------------------------
 340                 Gtk::TreeView::Column* column = Gtk::manage( new Gtk::TreeView::Column(_("Value")) );
 341
 342                 // Set up the value cell-renderer
 343                 cellrenderer_value=LayerParamTreeStore::add_cell_renderer_value(column);
 344                 cellrenderer_value->signal_edited().connect(sigc::mem_fun(*this, &studio::LayerTree::on_edited_value));
 345                 cellrenderer_value->property_value()=synfig::ValueBase();
 346                 column->add_attribute(cellrenderer_value->property_param_desc(), param_model.param_desc);
 347                 column->add_attribute(cellrenderer_value->property_inconsistant(),param_model.is_inconsistent);
 348                 //cellrenderer_value->property_canvas()=canvas_interface->get_canvas(); // Is this line necessary?
 349                 cellrenderer_value->property_attributes()=attr_list;
 350
 351                 // Finish setting up the column
 352                 get_param_tree_view().append_column(*column);
 353                 column->set_sizing(Gtk::TREE_VIEW_COLUMN_AUTOSIZE);
 354                 column->set_clickable();
 355                 column->set_min_width(120);
 356                 column->set_reorderable();
 357                 column->set_resizable();
 358         }
 359         /*{     // --- T I M E   T R A C K --------------------------------------------
 360                 Gtk::TreeView::Column* column = Gtk::manage( new Gtk::TreeView::Column(_("Time Track")) );
 361                 column_time_track=column;
 362
 363                 // Set up the value-node cell-renderer
 364                 cellrenderer_time_track=LayerParamTreeStore::add_cell_renderer_value_node(column);
 365                 cellrenderer_time_track->property_mode()=Gtk::CELL_RENDERER_MODE_ACTIVATABLE;
 366                 cellrenderer_time_track->signal_waypoint_clicked().connect(sigc::mem_fun(*this, &studio::LayerTree::on_waypoint_clicked) );
 367                 cellrenderer_time_track->signal_waypoint_changed().connect(sigc::mem_fun(*this, &studio::LayerTree::on_waypoint_changed) );
 368                 column->add_attribute(cellrenderer_time_track->property_value_desc(), param_model.value_desc);
 369                 column->add_attribute(cellrenderer_time_track->property_canvas(), param_model.canvas);
 370                 //column->add_attribute(cellrenderer_time_track->property_visible(), model.is_value_node);
 371
 372                 //column->pack_start(*cellrenderer_time_track);
 373
 374                 // Finish setting up the column
 375                 column->set_reorderable();
 376                 column->set_resizable();
 377                 column->set_min_width(200);
 378                 //get_param_tree_view().append_column(*column);
 379         }*/
 380
 381
 382
 383         // This makes things easier to read.
 384         get_param_tree_view().set_rules_hint();
 385
 386         // Make us more sensitive to several events
 387         get_param_tree_view().add_events(Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK | Gdk::BUTTON1_MOTION_MASK | Gdk::BUTTON2_MOTION_MASK|Gdk::POINTER_MOTION_MASK);
 388
 389         get_param_tree_view().signal_event().connect(sigc::mem_fun(*this, &studio::LayerTree::on_param_tree_event));
 390         get_param_tree_view().show();
 391
 392         Gtk::ScrolledWindow *scroll = manage(new class Gtk::ScrolledWindow());
 393         scroll->set_flags(Gtk::CAN_FOCUS);
 394         scroll->set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
 395         //scroll->add(get_param_tree_view());
 396         scroll->set_shadow_type(Gtk::SHADOW_ETCHED_IN);
 397         scroll->show();
 398
 399         //column_time_track->set_visible(false);
 400
 401         return scroll;
 402 }
 403
 404 void
 405 LayerTree::on_waypoint_changed( synfig::Waypoint waypoint , synfig::ValueNode::Handle value_node)
 406 {
 407         synfigapp::Action::ParamList param_list;
 408         param_list.add("canvas",layer_tree_store_->canvas_interface()->get_canvas());
 409         param_list.add("canvas_interface",layer_tree_store_->canvas_interface());
 410         param_list.add("value_node",value_node);
 411         param_list.add("waypoint",waypoint);
 412 //      param_list.add("time",canvas_interface()->get_time());
 413
 414         etl::handle<studio::Instance>::cast_static(layer_tree_store_->canvas_interface()->get_instance())->process_action("waypoint_set_smart", param_list);
 415 }
 416
 417 void
 418 LayerTree::select_layer(Layer::Handle layer)
 419 {
 420         Gtk::TreeModel::Children::iterator iter;
 421         if(layer_tree_store_->find_layer_row(layer,iter))
 422         {
 423                 if(sorted_layer_tree_store_)
 424                         iter=sorted_layer_tree_store_->convert_child_iter_to_iter(iter);
 425
 426                 Gtk::TreePath path(iter);
 427                 for(int i=path.get_depth();i;i--)
 428                 {
 429                         int j;
 430                         path=Gtk::TreePath(iter);
 431                         for(j=i;j;j--)
 432                                 path.up();
 433                         get_layer_tree_view().expand_row(path,false);
 434                 }
 435                 get_layer_tree_view().scroll_to_row(Gtk::TreePath(iter));
 436                 get_layer_tree_view().get_selection()->select(iter);
 437         }
 438 }
 439
 440 void
 441 LayerTree::select_all_children(Gtk::TreeModel::Children::iterator iter)
 442 {
 443         get_layer_tree_view().get_selection()->select(iter);
 444         if((bool)(*iter)[layer_model.children_lock])
 445                 return;
 446         get_layer_tree_view().expand_row(layer_tree_store_->get_path(iter),false);
 447         Gtk::TreeModel::Children children(iter->children());
 448         for(iter=children.begin();iter!=children.end();++iter)
 449                 select_all_children(iter);
 450 }
 451
 452 void
 453 LayerTree::select_all_children_layers(synfig::Layer::Handle layer)
 454 {
 455         Gtk::TreeModel::Children::iterator iter;
 456         if(layer_tree_store_->find_layer_row(layer,iter))
 457                 select_all_children(iter);
 458 }
 459
 460 void
 461 LayerTree::select_layers(const LayerList &layer_list)
 462 {
 463         LayerList::const_iterator iter;
 464         for(iter = layer_list.begin(); iter != layer_list.end(); ++iter)
 465                 select_layer(*iter);
 466 }
 467
 468 static inline void __layer_grabber(const Gtk::TreeModel::iterator& iter, LayerTree::LayerList* ret)
 469 {
 470         const LayerTreeStore::Model layer_tree_model;
 471         ret->push_back((Layer::Handle)(*iter)[layer_tree_model.layer]);
 472 }
 473
 474 LayerTree::LayerList
 475 LayerTree::get_selected_layers()const
 476 {
 477         Glib::RefPtr<Gtk::TreeSelection> selection=const_cast<Gtk::TreeView&>(get_layer_tree_view()).get_selection();
 478
 479         if(!selection)
 480                 return LayerList();
 481
 482         LayerList ret;
 483
 484         selection->selected_foreach_iter(
 485                 sigc::bind(
 486                         sigc::ptr_fun(
 487                                 &__layer_grabber
 488                         ),
 489                         &ret
 490                 )
 491         );
 492
 493         return ret;
 494 }
 495
 496 synfig::Layer::Handle
 497 LayerTree::get_selected_layer()const
 498 {
 499         LayerList layers(get_selected_layers());
 500
 501         if(layers.empty())
 502                 return 0;
 503
 504         return *layers.begin();
 505 }
 506
 507 void
 508 LayerTree::clear_selected_layers()
 509 {
 510         get_layer_tree_view().get_selection()->unselect_all();
 511 }
 512
 513
 514
 515
 516
 517
 518
 519
 520
 521
 522
 523
 524
 525 void
 526 LayerTree::set_show_timetrack(bool x)
 527 {
 528         //column_time_track->set_visible(x);
 529 //      column_time_track->set_visible(false);
 530         column_z_depth->set_visible(x);
 531 }
 532
 533 void
 534 LayerTree::set_model(Glib::RefPtr<LayerTreeStore> layer_tree_store)
 535 {
 536         layer_tree_store_=layer_tree_store;
 537
 538
 539         if(false)
 540         {
 541                 sorted_layer_tree_store_=Gtk::TreeModelSort::create(layer_tree_store);
 542
 543                 sorted_layer_tree_store_->set_default_sort_func(sigc::ptr_fun(&studio::LayerTreeStore::z_sorter));
 544
 545                 //sorted_store->set_sort_func(model.time.index(),sigc::mem_fun(&studio::KeyframeTreeStore::time_sorter));
 546                 //sorted_store->set_sort_column_id(model.time.index(), Gtk::SORT_ASCENDING);
 547
 548                 get_layer_tree_view().set_model(sorted_layer_tree_store_);
 549         }
 550         else
 551                 get_layer_tree_view().set_model(layer_tree_store_);
 552
 553         layer_tree_store_->canvas_interface()->signal_dirty_preview().connect(sigc::mem_fun(*this,&studio::LayerTree::on_dirty_preview));
 554
 555         //layer_tree_store_->canvas_interface()->signal_dirty_preview().connect(sigc::mem_fun(*this,&studio::LayerTree::on_dirty_preview));
 556
 557         layer_tree_store_->canvas_interface()->signal_time_changed().connect(
 558                 sigc::mem_fun(
 559                         &get_param_tree_view(),
 560                         &Gtk::Widget::queue_draw
 561                 )
 562         );
 563         if(!param_tree_store_)
 564         {
 565                 param_tree_store_=LayerParamTreeStore::create(layer_tree_store_->canvas_interface(), this);
 566                 get_param_tree_view().set_model(param_tree_store_);
 567         }
 568
 569 /*      if(cellrenderer_time_track && layer_tree_store_ && layer_tree_store_->canvas_interface())
 570         {
 571                 cellrenderer_time_track->set_canvas_interface(layer_tree_store_->canvas_interface());
 572         }
 573 */
 574 }
 575
 576 void
 577 LayerTree::set_time_adjustment(Gtk::Adjustment &adjustment)
 578 {
 579         //cellrenderer_time_track->set_adjustment(adjustment);
 580         adjustment.signal_value_changed().connect(sigc::mem_fun(get_param_tree_view(),&Gtk::TreeView::queue_draw));
 581         adjustment.signal_changed().connect(sigc::mem_fun(get_param_tree_view(),&Gtk::TreeView::queue_draw));
 582 }
 583
 584 void
 585 LayerTree::on_dirty_preview()
 586 {
 587 /*
 588         if(quick_layer && !disable_amount_changed_signal)
 589         {
 590                 layer_amount_hscale->set_sensitive(true);
 591                 disable_amount_changed_signal=true;
 592                 layer_amount_adjustment_.set_value(quick_layer->get_param("amount").get(Real()));
 593                 disable_amount_changed_signal=false;
 594                 if(quick_layer->get_param("blend_method").is_valid())
 595                 {
 596                         blend_method_widget.set_sensitive(true);
 597                         disable_amount_changed_signal=true;
 598                         blend_method_widget.set_value(quick_layer->get_param("blend_method"));
 599                         disable_amount_changed_signal=false;
 600                 }
 601         }
 602 */
 603 }
 604
 605 void
 606 LayerTree::on_selection_changed()
 607 {
 608         synfigapp::SelectionManager::LayerList layer_list(get_selection_manager()->get_selected_layers());
 609
 610         Gtk::TreeIter iter;
 611         if(last_top_selected_layer && !layer_tree_store_->find_layer_row(last_top_selected_layer,iter))
 612         {
 613                 if(layer_list.empty())
 614                 {
 615                         last_top_selected_layer=0;
 616                         layer_tree_view_->get_selection()->select(last_top_selected_path);
 617                         return;
 618                 }
 619         }
 620
 621
 622         {
 623                 if(!layer_list.empty())
 624                 {
 625                         last_top_selected_layer=layer_list.front();
 626                         last_top_selected_path=*layer_tree_view_->get_selection()->get_selected_rows().begin();
 627                 }
 628                 else
 629                 {
 630                         last_top_selected_layer=0;
 631                 }
 632         }
 633
 634
 635         if(layer_list.empty())
 636         {
 637                 button_raise->set_sensitive(false);
 638                 button_lower->set_sensitive(false);
 639                 button_duplicate->set_sensitive(false);
 640                 button_delete->set_sensitive(false);
 641                 layer_amount_hscale->set_sensitive(false);
 642                 blend_method_widget.set_sensitive(false);
 643                 return;
 644         }
 645
 646         button_raise->set_sensitive(true);
 647         button_lower->set_sensitive(true);
 648         button_duplicate->set_sensitive(true);
 649         button_delete->set_sensitive(true);
 650
 651         if(layer_list.size()==1 && (*layer_list.begin())->get_param("amount").is_valid()&& (*layer_list.begin())->get_param("amount").same_type_as(Real()))
 652         {
 653                 quick_layer=*layer_list.begin();
 654         }
 655         else
 656                 quick_layer=0;
 657
 658         if(quick_layer)
 659         {
 660                 layer_amount_hscale->set_sensitive(true);
 661                 disable_amount_changed_signal=true;
 662                 layer_amount_adjustment_.set_value(quick_layer->get_param("amount").get(Real()));
 663                 disable_amount_changed_signal=false;
 664                 if(quick_layer->get_param("blend_method").is_valid())
 665                 {
 666                         blend_method_widget.set_sensitive(true);
 667                         disable_amount_changed_signal=true;
 668                         blend_method_widget.set_value(quick_layer->get_param("blend_method"));
 669                         disable_amount_changed_signal=false;
 670                 }
 671                 else
 672                         blend_method_widget.set_sensitive(false);
 673         }
 674         else
 675         {
 676                 layer_amount_hscale->set_sensitive(false);
 677                 blend_method_widget.set_sensitive(false);
 678         }
 679 }
 680
 681
 682 void
 683 LayerTree::on_blend_method_changed()
 684 {
 685         if(disable_amount_changed_signal)
 686                 return;
 687         if(!quick_layer)
 688                 return;
 689
 690         if(quick_layer->get_param("blend_method").is_valid())
 691         {
 692                 disable_amount_changed_signal=true;
 693                 signal_edited_value()(synfigapp::ValueDesc(quick_layer,"blend_method"),blend_method_widget.get_value());
 694                 disable_amount_changed_signal=false;
 695         }
 696 }
 697
 698 void
 699 LayerTree::on_amount_value_changed()
 700 {
 701         if(disable_amount_changed_signal)
 702                 return;
 703         if(!quick_layer)
 704                 return;
 705
 706         disable_amount_changed_signal=true;
 707         signal_edited_value()(synfigapp::ValueDesc(quick_layer,"amount"),synfig::ValueBase(layer_amount_adjustment_.get_value()));
 708         disable_amount_changed_signal=false;
 709 }
 710
 711
 712 void
 713 LayerTree::on_edited_value(const Glib::ustring&path_string,synfig::ValueBase value)
 714 {
 715         Gtk::TreePath path(path_string);
 716
 717         const Gtk::TreeRow row = *(get_param_tree_view().get_model()->get_iter(path));
 718         if(!row)
 719                 return;
 720         row[param_model.value]=value;
 721         //signal_edited_value()(row[param_model.value_desc],value);
 722 }
 723
 724 void
 725 LayerTree::on_layer_renamed(const Glib::ustring&path_string,const Glib::ustring& value)
 726 {
 727         Gtk::TreePath path(path_string);
 728
 729         const Gtk::TreeRow row = *(get_layer_tree_view().get_model()->get_iter(path));
 730         if(!row)
 731                 return;
 732         row[layer_model.label]=value;
 733 }
 734
 735 void
 736 LayerTree::on_layer_toggle(const Glib::ustring& path_string)
 737 {
 738         Gtk::TreePath path(path_string);
 739
 740         const Gtk::TreeRow row = *(get_layer_tree_view().get_model()->get_iter(path));
 741         bool active=static_cast<bool>(row[layer_model.active]);
 742         row[layer_model.active]=!active;
 743 }
 744
 745 void
 746 LayerTree::on_waypoint_clicked(const Glib::ustring &path_string, synfig::Waypoint waypoint,int button)
 747 {
 748         Gtk::TreePath path(path_string);
 749
 750         const Gtk::TreeRow row = *(get_param_tree_view().get_model()->get_iter(path));
 751         if(!row)
 752                 return;
 753
 754         signal_waypoint_clicked()(static_cast<synfigapp::ValueDesc>(row[param_model.value_desc]),waypoint,button);
 755 }
 756
 757 bool
 758 LayerTree::on_layer_tree_event(GdkEvent *event)
 759 {
 760     switch(event->type)
 761     {
 762         case GDK_BUTTON_PRESS:
 763                 {
 764                         Gtk::TreeModel::Path path;
 765                         Gtk::TreeViewColumn *column;
 766                         int cell_x, cell_y;
 767                         if(!get_layer_tree_view().get_path_at_pos(
 768                                 int(event->button.x),int(event->button.y),      // x, y
 769                                 path, // TreeModel::Path&
 770                                 column, //TreeViewColumn*&
 771                                 cell_x,cell_y //int&cell_x,int&cell_y
 772                                 )
 773                         ) break;
 774                         const Gtk::TreeRow row = *(get_layer_tree_view().get_model()->get_iter(path));
 775
 776                         //if(column->get_first_cell_renderer()==cellrenderer_time_track)
 777                         //      return signal_layer_user_click()(event->button.button,row,COLUMNID_TIME_TRACK);
 778                         //else
 779                                 if(column->get_first_cell_renderer()==cellrenderer_value)
 780                                 return signal_layer_user_click()(event->button.button,row,COLUMNID_VALUE);
 781                         else
 782                                 return signal_layer_user_click()(event->button.button,row,COLUMNID_NAME);
 783
 784                 }
 785                 break;
 786
 787         case GDK_MOTION_NOTIFY:
 788                 {
 789                         Gtk::TreeModel::Path path;
 790                         Gtk::TreeViewColumn *column;
 791                         int cell_x, cell_y;
 792                         if(!get_layer_tree_view().get_path_at_pos(
 793                                 (int)event->button.x,(int)event->button.y,      // x, y
 794                                 path, // TreeModel::Path&
 795                                 column, //TreeViewColumn*&
 796                                 cell_x,cell_y //int&cell_x,int&cell_y
 797                                 )
 798                         ) break;
 799
 800                         if(!get_layer_tree_view().get_model()->get_iter(path))
 801                                 break;
 802
 803                         Gtk::TreeRow row = *(get_layer_tree_view().get_model()->get_iter(path));
 804
 805                         /*
 806                         if(cellrenderer_time_track==column->get_first_cell_renderer())
 807                         {
 808                                 // Movement on TimeLine
 809                                 return true;
 810                         }
 811                         else
 812                                 */
 813                         if(last_tooltip_path.get_depth()<=0 || path!=last_tooltip_path)
 814                         {
 815                                 tooltips_.unset_tip(*this);
 816                                 Glib::ustring tooltips_string(row[layer_model.tooltip]);
 817                                 last_tooltip_path=path;
 818                                 if(!tooltips_string.empty())
 819                                 {
 820                                         tooltips_.set_tip(*this,tooltips_string);
 821                                         tooltips_.force_window();
 822                                 }
 823                         }
 824                 }
 825                 break;
 826         case GDK_BUTTON_RELEASE:
 827                 break;
 828         default:
 829                 break;
 830         }
 831         return false;
 832 }
 833
 834
 835 bool
 836 LayerTree::on_param_tree_event(GdkEvent *event)
 837 {
 838     switch(event->type)
 839     {
 840         case GDK_BUTTON_PRESS:
 841                 {
 842                         Gtk::TreeModel::Path path;
 843                         Gtk::TreeViewColumn *column;
 844                         int cell_x, cell_y;
 845                         if(!get_param_tree_view().get_path_at_pos(
 846                                 int(event->button.x),int(event->button.y),      // x, y
 847                                 path, // TreeModel::Path&
 848                                 column, //TreeViewColumn*&
 849                                 cell_x,cell_y //int&cell_x,int&cell_y
 850                                 )
 851                         ) break;
 852                         const Gtk::TreeRow row = *(get_param_tree_view().get_model()->get_iter(path));
 853
 854 /*                      if(column && column->get_first_cell_renderer()==cellrenderer_time_track)
 855                         {
 856                                 Gdk::Rectangle rect;
 857                                 get_param_tree_view().get_cell_area(path,*column,rect);
 858                                 cellrenderer_time_track->property_value_desc()=row[param_model.value_desc];
 859                                 cellrenderer_time_track->property_canvas()=row[param_model.canvas];
 860                                 cellrenderer_time_track->activate(event,*this,path.to_string(),rect,rect,Gtk::CellRendererState());
 861                                 get_param_tree_view().queue_draw_area(rect.get_x(),rect.get_y(),rect.get_width(),rect.get_height());
 862                                 return true;
 863                                 //return signal_param_user_click()(event->button.button,row,COLUMNID_TIME_TRACK);
 864                         }
 865                         else
 866 */                      {
 867                                 if(event->button.button==3)
 868                                 {
 869                                         LayerList layer_list(get_selected_layers());
 870                                         if(layer_list.size()<=1)
 871                                         {
 872                                                 synfigapp::ValueDesc value_desc(row[param_model.value_desc]);
 873                                                 Gtk::Menu* menu(manage(new Gtk::Menu()));
 874                                                 App::get_instance(param_tree_store_->canvas_interface()->get_canvas())->make_param_menu(menu,param_tree_store_->canvas_interface()->get_canvas(),value_desc,0.5f);
 875                                                 menu->popup(event->button.button,gtk_get_current_event_time());
 876                                                 return true;
 877                                         }
 878                                         Gtk::Menu* menu(manage(new Gtk::Menu()));
 879                                         std::list<synfigapp::ValueDesc> value_desc_list;
 880                                         ParamDesc param_desc(row[param_model.param_desc]);
 881                                         for(;!layer_list.empty();layer_list.pop_back())
 882                                                 value_desc_list.push_back(synfigapp::ValueDesc(layer_list.back(),param_desc.get_name()));
 883                                         App::get_instance(param_tree_store_->canvas_interface()->get_canvas())->make_param_menu(menu,param_tree_store_->canvas_interface()->get_canvas(),value_desc_list);
 884                                         menu->popup(event->button.button,gtk_get_current_event_time());
 885                                         return true;
 886                                 }
 887                                 else
 888                                 {
 889                                         if(column->get_first_cell_renderer()==cellrenderer_value)
 890                                                 return signal_param_user_click()(event->button.button,row,COLUMNID_VALUE);
 891                                         else
 892                                                 return signal_param_user_click()(event->button.button,row,COLUMNID_NAME);
 893                                 }
 894                         }
 895                 }
 896                 break;
 897
 898         case GDK_MOTION_NOTIFY:
 899                 {
 900                         Gtk::TreeModel::Path path;
 901                         Gtk::TreeViewColumn *column;
 902                         int cell_x, cell_y;
 903                         if(!get_param_tree_view().get_path_at_pos(
 904                                 (int)event->motion.x,(int)event->motion.y,      // x, y
 905                                 path, // TreeModel::Path&
 906                                 column, //TreeViewColumn*&
 907                                 cell_x,cell_y //int&cell_x,int&cell_y
 908                                 )
 909                         ) break;
 910
 911                         if(!get_param_tree_view().get_model()->get_iter(path))
 912                                 break;
 913
 914                         Gtk::TreeRow row = *(get_param_tree_view().get_model()->get_iter(path));
 915
 916 /*                      if((event->motion.state&GDK_BUTTON1_MASK ||event->motion.state&GDK_BUTTON3_MASK) && column && cellrenderer_time_track==column->get_first_cell_renderer())
 917                         {
 918                                 Gdk::Rectangle rect;
 919                                 get_param_tree_view().get_cell_area(path,*column,rect);
 920                                 cellrenderer_time_track->property_value_desc()=row[param_model.value_desc];
 921                                 cellrenderer_time_track->property_canvas()=row[param_model.canvas];
 922                                 cellrenderer_time_track->activate(event,*this,path.to_string(),rect,rect,Gtk::CellRendererState());
 923                                 get_param_tree_view().queue_draw();
 924                                 //get_param_tree_view().queue_draw_area(rect.get_x(),rect.get_y(),rect.get_width(),rect.get_height());
 925                                 return true;
 926                         }
 927                         else
 928 */                      if(last_tooltip_path.get_depth()<=0 || path!=last_tooltip_path)
 929                         {
 930                                 tooltips_.unset_tip(*this);
 931                                 Glib::ustring tooltips_string(row[layer_model.tooltip]);
 932                                 last_tooltip_path=path;
 933                                 if(!tooltips_string.empty())
 934                                 {
 935                                         tooltips_.set_tip(*this,tooltips_string);
 936                                         tooltips_.force_window();
 937                                 }
 938                         }
 939                 }
 940                 break;
 941         case GDK_BUTTON_RELEASE:
 942                 {
 943                         Gtk::TreeModel::Path path;
 944                         Gtk::TreeViewColumn *column;
 945                         int cell_x, cell_y;
 946                         if(!get_param_tree_view().get_path_at_pos(
 947                                 (int)event->button.x,(int)event->button.y,      // x, y
 948                                 path, // TreeModel::Path&
 949                                 column, //TreeViewColumn*&
 950                                 cell_x,cell_y //int&cell_x,int&cell_y
 951                                 )
 952                         ) break;
 953
 954                         if(!get_param_tree_view().get_model()->get_iter(path))
 955                                 break;
 956
 957                         Gtk::TreeRow row = *(get_param_tree_view().get_model()->get_iter(path));
 958
 959 /*                      if(column && cellrenderer_time_track==column->get_first_cell_renderer())
 960                         {
 961                                 Gdk::Rectangle rect;
 962                                 get_param_tree_view().get_cell_area(path,*column,rect);
 963                                 cellrenderer_time_track->property_value_desc()=row[param_model.value_desc];
 964                                 cellrenderer_time_track->property_canvas()=row[param_model.canvas];
 965                                 cellrenderer_time_track->activate(event,*this,path.to_string(),rect,rect,Gtk::CellRendererState());
 966                                 get_param_tree_view().queue_draw();
 967                                 get_param_tree_view().queue_draw_area(rect.get_x(),rect.get_y(),rect.get_width(),rect.get_height());
 968                                 return true;
 969
 970                         }
 971 */
 972                 }
 973                 break;
 974         default:
 975                 break;
 976         }
 977         return false;
 978 }
 979
 980 void
 981 LayerTree::on_raise_pressed()
 982 {
 983         synfigapp::Action::ParamList param_list;
 984         param_list.add("time",layer_tree_store_->canvas_interface()->get_time());
 985         param_list.add("canvas",layer_tree_store_->canvas_interface()->get_canvas());
 986         param_list.add("canvas_interface",layer_tree_store_->canvas_interface());
 987
 988         {
 989                 synfigapp::SelectionManager::LayerList layer_list(get_selection_manager()->get_selected_layers());
 990                 synfigapp::SelectionManager::LayerList::iterator iter;
 991
 992                 for(iter=layer_list.begin();iter!=layer_list.end();++iter)
 993                         param_list.add("layer",Layer::Handle(*iter));
 994         }
 995         synfigapp::Action::Handle action(synfigapp::Action::create("layer_raise"));
 996         action->set_param_list(param_list);
 997         layer_tree_store_->canvas_interface()->get_instance()->perform_action(action);
 998 }
 999
1000 void
1001 LayerTree::on_lower_pressed()
1002 {
1003         synfigapp::Action::ParamList param_list;
1004         param_list.add("time",layer_tree_store_->canvas_interface()->get_time());
1005         param_list.add("canvas",layer_tree_store_->canvas_interface()->get_canvas());
1006         param_list.add("canvas_interface",layer_tree_store_->canvas_interface());
1007
1008         {
1009                 synfigapp::SelectionManager::LayerList layer_list(get_selection_manager()->get_selected_layers());
1010                 synfigapp::SelectionManager::LayerList::iterator iter;
1011
1012                 for(iter=layer_list.begin();iter!=layer_list.end();++iter)
1013                         param_list.add("layer",Layer::Handle(*iter));
1014         }
1015
1016         synfigapp::Action::Handle action(synfigapp::Action::create("layer_lower"));
1017         action->set_param_list(param_list);
1018         layer_tree_store_->canvas_interface()->get_instance()->perform_action(action);
1019 }
1020
1021 void
1022 LayerTree::on_duplicate_pressed()
1023 {
1024         synfigapp::Action::ParamList param_list;
1025         param_list.add("time",layer_tree_store_->canvas_interface()->get_time());
1026         param_list.add("canvas",layer_tree_store_->canvas_interface()->get_canvas());
1027         param_list.add("canvas_interface",layer_tree_store_->canvas_interface());
1028
1029         {
1030                 synfigapp::SelectionManager::LayerList layer_list(get_selection_manager()->get_selected_layers());
1031                 synfigapp::SelectionManager::LayerList::iterator iter;
1032
1033                 for(iter=layer_list.begin();iter!=layer_list.end();++iter)
1034                         param_list.add("layer",Layer::Handle(*iter));
1035         }
1036
1037         synfigapp::Action::Handle action(synfigapp::Action::create("layer_duplicate"));
1038         action->set_param_list(param_list);
1039         layer_tree_store_->canvas_interface()->get_instance()->perform_action(action);
1040 }
1041
1042 void
1043 LayerTree::on_delete_pressed()
1044 {
1045         synfigapp::Action::ParamList param_list;
1046         param_list.add("time",layer_tree_store_->canvas_interface()->get_time());
1047         param_list.add("canvas",layer_tree_store_->canvas_interface()->get_canvas());
1048         param_list.add("canvas_interface",layer_tree_store_->canvas_interface());
1049
1050         {
1051                 synfigapp::SelectionManager::LayerList layer_list(get_selection_manager()->get_selected_layers());
1052                 synfigapp::SelectionManager::LayerList::iterator iter;
1053
1054                 for(iter=layer_list.begin();iter!=layer_list.end();++iter)
1055                         param_list.add("layer",Layer::Handle(*iter));
1056         }
1057
1058         synfigapp::Action::Handle action(synfigapp::Action::create("layer_remove"));
1059         action->set_param_list(param_list);
1060         layer_tree_store_->canvas_interface()->get_instance()->perform_action(action);
1061 }
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082 /*
1083 void
1084 LayerTree::on_drag_data_get(const Glib::RefPtr<Gdk::DragContext>&context, Gtk::SelectionData& selection_data, guint info, guint time)
1085 {
1086         synfig::info("Dragged data of type \"%s\"",selection_data.get_data_type());
1087         synfig::info("Dragged data of target \"%s\"",gdk_atom_name(selection_data->target));
1088         synfig::info("Dragged selection=\"%s\"",gdk_atom_name(selection_data->selection));
1089
1090         DEBUGPOINT();
1091
1092         Gtk::TreeModel::Path path;
1093         Gtk::TreeViewColumn *column;
1094         int cell_x, cell_y;
1095         if(get_selection()
1096         Gtk::TreeRow row = *(get_selection()->get_selected());
1097         DEBUGPOINT();
1098
1099         if(synfig::String(gdk_atom_name(selection_data->target))=="LAYER" && (bool)row[model.is_layer])
1100         {
1101                 DEBUGPOINT();
1102                 Layer* layer(((Layer::Handle)row[model.layer]).get());
1103                 assert(layer);
1104                 selection_data.set(8, reinterpret_cast<const guchar*>(&layer), sizeof(layer));
1105                 return;
1106         }
1107         DEBUGPOINT();
1108 }
1109
1110 void
1111 LayerTree::on_drop_drag_data_received(const Glib::RefPtr<Gdk::DragContext>& context, int x, int y, Gtk::SelectionData& selection_data, guint info, guint time)
1112 {
1113         synfig::info("Dropped data of type \"%s\"",selection_data.get_data_type());
1114         synfig::info("Dropped data of target \"%s\"",gdk_atom_name(selection_data->target));
1115         synfig::info("Dropped selection=\"%s\"",gdk_atom_name(selection_data->selection));
1116         synfig::info("Dropped x=%d, y=%d",x,y);
1117         bool success=false;
1118         bool dropped_on_specific_row=false;
1119
1120         Gtk::TreeModel::Path path;
1121         Gtk::TreeViewColumn *column;
1122         int cell_x, cell_y;
1123         if(!get_path_at_pos(
1124                 x,y,    // x, y
1125                 path, // TreeModel::Path&
1126                 column, //TreeViewColumn*&
1127                 cell_x,cell_y //int&cell_x,int&cell_y
1128                 )
1129         )
1130         {
1131                 dropped_on_specific_row=false;
1132         }
1133         else
1134                 dropped_on_specific_row=true;
1135
1136         Gtk::TreeRow row = *(get_model()->get_iter(path));
1137
1138
1139         if ((selection_data.get_length() >= 0) && (selection_data.get_format() == 8))
1140         {
1141                 if(synfig::String(selection_data.get_data_type())=="LAYER")do
1142                 {
1143                         Layer::Handle src(*reinterpret_cast<Layer**>(selection_data.get_data()));
1144                         assert(src);
1145
1146                         Canvas::Handle dest_canvas;
1147                         Layer::Handle dest_layer;
1148
1149                         if(dropped_on_specific_row)
1150                         {
1151                                 dest_canvas=(Canvas::Handle)(row[model.canvas]);
1152                                 dest_layer=(Layer::Handle)(row[model.layer]);
1153                                 assert(dest_canvas);
1154                         }
1155                         else
1156                                 dest_canvas=layer_tree_store_->canvas_interface()->get_canvas();
1157
1158                         // In this case, we are just moving.
1159                         if(dest_canvas==src->get_canvas())
1160                         {
1161                                 if(!dest_layer || dest_layer==src)
1162                                         break;
1163
1164                                 synfigapp::Action::Handle action(synfigapp::Action::create("layer_move"));
1165                                 action->set_param("canvas",dest_canvas);
1166                                 action->set_param("canvas_interface",layer_tree_store_->canvas_interface());
1167                                 action->set_param("layer",src);
1168                                 action->set_param("new_index",dest_canvas->get_depth(dest_layer));
1169                                 if(layer_tree_store_->canvas_interface()->get_instance()->perform_action(action))
1170                                         success=true;
1171                                 else
1172                                         success=false;
1173                                 break;
1174                         }
1175                 }while(0);
1176         }
1177
1178         // Finish the drag
1179         context->drag_finish(success, false, time);
1180 }
1181 */
1182
1183 /*bool
1184 LayerTree::on_drag_motion(const Glib::RefPtr<Gdk::DragContext>& context,int x, int    y, guint    time)
1185 {
1186         return get_layer_tree_view().on_drag_motion(context,x,y,time);
1187 }
1188
1189 void
1190 LayerTree::on_drag_data_received(const Glib::RefPtr<Gdk::DragContext>& context, int x, int y, Gtk::SelectionData& selection_data, guint info, guint time)
1191 {
1192         get_layer_tree_view().on_drag_data_received(context,x,y,selection_data,info,time);
1193 */
1194 /*
1195         if(context->gobj()->source_window==context->gobj()->dest_window)
1196         {
1197                 Gtk::TreeView::on_drag_data_received(context,x,y,selection_data,info,time);
1198                 return;
1199         }
1200
1201         Gtk::TreeModel::Path path;
1202         Gtk::TreeViewColumn *column;
1203         int cell_x, cell_y;
1204         if(!get_path_at_pos(
1205                 x,y,    // x, y
1206                 path, // TreeModel::Path&
1207                 column, //TreeViewColumn*&
1208                 cell_x,cell_y //int&cell_x,int&cell_y
1209                 )
1210         )
1211         {
1212                 context->drag_finish(false, false, time);
1213         }
1214
1215         if(layer_tree_store_->row_drop_possible(path,selection_data))
1216         {
1217                 if(layer_tree_store_->drag_data_received(path,selection_data))
1218                         context->drag_finish(true, false, time);
1219         }
1220         context->drag_finish(false, false, time);
1221 }
1222 */