synfig-studio/tags/synfigstudio_0_61_07/src/gtkmm/dock_canvases.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file dock_canvases.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 "dock_canvases.h"
  33 #include "app.h"
  34 #include "canvasview.h"
  35 #endif
  36
  37 /* === U S I N G =========================================================== */
  38
  39 using namespace std;
  40 using namespace etl;
  41 using namespace synfig;
  42 using namespace studio;
  43
  44 /* === M A C R O S ========================================================= */
  45
  46 /* === G L O B A L S ======================================================= */
  47
  48 /* === P R O C E D U R E S ================================================= */
  49
  50 /* === M E T H O D S ======================================================= */
  51
  52 Dock_Canvases::Dock_Canvases():
  53         Dockable("canvases",_("Canvas Browser"),Gtk::StockID("synfig-canvas"))
  54 {
  55
  56         App::signal_instance_created().connect(sigc::mem_fun(*this,&studio::Dock_Canvases::new_instance));
  57         App::signal_instance_deleted().connect(sigc::mem_fun(*this,&studio::Dock_Canvases::delete_instance));
  58         App::signal_instance_selected().connect(sigc::mem_fun(*this,&studio::Dock_Canvases::set_selected_instance_signal));
  59
  60
  61         add(*create_canvas_tree());
  62
  63 /*
  64         add_button(
  65                 Gtk::StockID("synfig-canvas_new"),
  66                 _("Insert a new canvas")
  67         )->signal_clicked().connect(
  68                 sigc::mem_fun(
  69                         *this,
  70                         &Dock_Canvases::menu_new_canvas
  71                 )
  72         );
  73
  74         add_button(
  75                 Gtk::StockID("gtk-delete"),
  76                 _("Remove selected canvas")
  77         )->signal_clicked().connect(
  78                 sigc::mem_fun(
  79                         *this,
  80                         &Dock_Canvases::menu_delete
  81                 )
  82         );
  83
  84         add_button(
  85                 Gtk::StockID("synfig-rename"),
  86                 _("Rename selected canvas")
  87         )->signal_clicked().connect(
  88                 sigc::mem_fun(
  89                         *this,
  90                         &Dock_Canvases::menu_rename
  91                 )
  92         );
  93         */
  94 }
  95
  96 Dock_Canvases::~Dock_Canvases()
  97 {
  98 }
  99
 100 Gtk::Widget*
 101 Dock_Canvases::create_canvas_tree()
 102 {
 103         studio::Instance::CanvasTreeModel canvas_tree_model;
 104         canvas_tree=manage(new class Gtk::TreeView());
 105         {
 106                 Gtk::TreeView::Column* column = Gtk::manage( new Gtk::TreeView::Column("ID") );
 107 //              Gtk::CellRendererPixbuf* icon_cellrenderer = Gtk::manage( new Gtk::CellRendererPixbuf() );
 108
 109                 //column->pack_start(*icon_cellrenderer,false);
 110                 column->pack_start(canvas_tree_model.icon, false); //false = don't expand.
 111                 column->pack_start(canvas_tree_model.label);
 112
 113 //#ifdef NDEBUG
 114 //              column->add_attribute(icon_cellrenderer->property_pixbuf(), canvas_tree_model.icon);
 115 //#endif
 116
 117                 canvas_tree->append_column(*column);
 118         }
 119         canvas_tree->set_rules_hint();
 120         canvas_tree->signal_row_activated().connect(sigc::mem_fun(*this,&Dock_Canvases::on_row_activate));
 121         //canvas_tree->signal_event().connect(sigc::mem_fun(*this,&Dock_Canvases::on_tree_event));
 122         canvas_tree->add_events(Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK);
 123         canvas_tree->add_events(Gdk::BUTTON1_MOTION_MASK);
 124         canvas_tree->show();
 125         canvas_tree->set_headers_visible(false);
 126
 127         Gtk::ScrolledWindow *scrolledwindow = manage(new class Gtk::ScrolledWindow());
 128         scrolledwindow->set_flags(Gtk::CAN_FOCUS);
 129         scrolledwindow->set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
 130         scrolledwindow->add(*canvas_tree);
 131         scrolledwindow->set_shadow_type(Gtk::SHADOW_ETCHED_IN);
 132         scrolledwindow->show_all();
 133
 134         return scrolledwindow;
 135 }
 136
 137 etl::loose_handle<studio::CanvasView>
 138 Dock_Canvases::get_selected_canvas_view()
 139 {
 140         return get_selected_instance()->find_canvas_view(get_selected_canvas());
 141 }
 142
 143 etl::loose_handle<synfig::Canvas>
 144 Dock_Canvases::get_selected_canvas()
 145 {
 146         Glib::RefPtr<Gtk::TreeSelection> selection=canvas_tree->get_selection();
 147
 148         if(!selection || !selection->get_selected())
 149                 return 0;
 150
 151         studio::Instance::CanvasTreeModel canvas_tree_model;
 152
 153         return static_cast<etl::handle<synfig::Canvas> >((*selection->get_selected())[canvas_tree_model.canvas]);
 154 }
 155
 156
 157
 158 void
 159 Dock_Canvases::set_selected_instance_signal(etl::handle<studio::Instance> x)
 160 {
 161         set_selected_instance(x);
 162 }
 163
 164 void
 165 Dock_Canvases::set_selected_instance_(etl::handle<studio::Instance> instance)
 166 {
 167         if(studio::App::shutdown_in_progress)
 168                 return;
 169
 170         selected_instance=instance;
 171         if(instance)
 172         {
 173                 canvas_tree->set_model(instance->canvas_tree_store());
 174                 canvas_tree->show();
 175         }
 176         else
 177         {
 178                 canvas_tree->set_model(Glib::RefPtr< Gtk::TreeModel >());
 179                 canvas_tree->hide();
 180         }
 181 }
 182
 183 void
 184 Dock_Canvases::set_selected_instance(etl::loose_handle<studio::Instance> x)
 185 {
 186         if(studio::App::shutdown_in_progress)
 187                 return;
 188
 189         // if it's already selected, don't select it again
 190         if (x==selected_instance)
 191                 return;
 192
 193         set_selected_instance_(x);
 194 }
 195
 196 void
 197 Dock_Canvases::new_instance(etl::handle<studio::Instance> instance)
 198 {
 199         if(studio::App::shutdown_in_progress)
 200                 return;
 201
 202         assert(instance);
 203
 204         etl::loose_handle<studio::Instance> loose_instance(instance);
 205
 206         instance->synfigapp::Instance::signal_filename_changed().connect(sigc::mem_fun(*this,&Dock_Canvases::refresh_instances));
 207         instance->synfigapp::Instance::signal_filename_changed().connect(
 208                 sigc::bind<etl::loose_handle<studio::Instance> >(
 209                         sigc::mem_fun(*this,&Dock_Canvases::set_selected_instance),
 210                         loose_instance
 211                 )
 212         );
 213
 214         present();
 215
 216 }
 217
 218 void
 219 Dock_Canvases::delete_instance(etl::handle<studio::Instance> instance)
 220 {
 221         if(studio::App::shutdown_in_progress)
 222                 return;
 223
 224         refresh_instances();
 225
 226         if(selected_instance==instance)
 227         {
 228                 set_selected_instance(0);
 229         }
 230 }
 231
 232 void
 233 Dock_Canvases::refresh_instances()
 234 {
 235         if(studio::App::shutdown_in_progress)
 236                 return;
 237 }
 238
 239 void
 240 Dock_Canvases::on_row_activate(const Gtk::TreeModel::Path &path, Gtk::TreeViewColumn *)
 241 {
 242         assert(get_selected_instance());
 243         studio::Instance::CanvasTreeModel canvas_tree_model;
 244         const Gtk::TreeRow row = *(get_selected_instance()->canvas_tree_store()->get_iter(path));
 245         if(row[canvas_tree_model.is_canvas])
 246                 get_selected_instance()->focus(row[canvas_tree_model.canvas]);
 247         else
 248                 studio::App::dialog_not_implemented();
 249 }