synfig-studio/trunk/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 #include "general.h"
  36
  37 #endif
  38
  39 /* === U S I N G =========================================================== */
  40
  41 using namespace std;
  42 using namespace etl;
  43 using namespace synfig;
  44 using namespace studio;
  45
  46 /* === M A C R O S ========================================================= */
  47
  48 /* === G L O B A L S ======================================================= */
  49
  50 /* === P R O C E D U R E S ================================================= */
  51
  52 /* === M E T H O D S ======================================================= */
  53
  54 Dock_Canvases::Dock_Canvases():
  55         Dockable("canvases",_("Canvas Browser"),Gtk::StockID("synfig-canvas"))
  56 {
  57
  58         App::signal_instance_created().connect(sigc::mem_fun(*this,&studio::Dock_Canvases::new_instance));
  59         App::signal_instance_deleted().connect(sigc::mem_fun(*this,&studio::Dock_Canvases::delete_instance));
  60         App::signal_instance_selected().connect(sigc::mem_fun(*this,&studio::Dock_Canvases::set_selected_instance_signal));
  61
  62
  63         add(*create_canvas_tree());
  64
  65 /*
  66         add_button(
  67                 Gtk::StockID("synfig-canvas_new"),
  68                 _("Insert a new canvas")
  69         )->signal_clicked().connect(
  70                 sigc::mem_fun(
  71                         *this,
  72                         &Dock_Canvases::menu_new_canvas
  73                 )
  74         );
  75
  76         add_button(
  77                 Gtk::StockID("gtk-delete"),
  78                 _("Remove selected canvas")
  79         )->signal_clicked().connect(
  80                 sigc::mem_fun(
  81                         *this,
  82                         &Dock_Canvases::menu_delete
  83                 )
  84         );
  85
  86         add_button(
  87                 Gtk::StockID("synfig-rename"),
  88                 _("Rename selected canvas")
  89         )->signal_clicked().connect(
  90                 sigc::mem_fun(
  91                         *this,
  92                         &Dock_Canvases::menu_rename
  93                 )
  94         );
  95         */
  96 }
  97
  98 Dock_Canvases::~Dock_Canvases()
  99 {
 100 }
 101
 102 Gtk::Widget*
 103 Dock_Canvases::create_canvas_tree()
 104 {
 105         studio::Instance::CanvasTreeModel canvas_tree_model;
 106         canvas_tree=manage(new class Gtk::TreeView());
 107         {
 108                 Gtk::TreeView::Column* column = Gtk::manage( new Gtk::TreeView::Column(_("ID")) );
 109 //              Gtk::CellRendererPixbuf* icon_cellrenderer = Gtk::manage( new Gtk::CellRendererPixbuf() );
 110
 111                 //column->pack_start(*icon_cellrenderer,false);
 112                 column->pack_start(canvas_tree_model.icon, false); //false = don't expand.
 113                 column->pack_start(canvas_tree_model.label);
 114
 115 //#ifdef NDEBUG
 116 //              column->add_attribute(icon_cellrenderer->property_pixbuf(), canvas_tree_model.icon);
 117 //#endif
 118
 119                 canvas_tree->append_column(*column);
 120         }
 121         canvas_tree->set_rules_hint();
 122         canvas_tree->signal_row_activated().connect(sigc::mem_fun(*this,&Dock_Canvases::on_row_activate));
 123         //canvas_tree->signal_event().connect(sigc::mem_fun(*this,&Dock_Canvases::on_tree_event));
 124         canvas_tree->add_events(Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK);
 125         canvas_tree->add_events(Gdk::BUTTON1_MOTION_MASK);
 126         canvas_tree->show();
 127         canvas_tree->set_headers_visible(false);
 128
 129         Gtk::ScrolledWindow *scrolledwindow = manage(new class Gtk::ScrolledWindow());
 130         scrolledwindow->set_flags(Gtk::CAN_FOCUS);
 131         scrolledwindow->set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
 132         scrolledwindow->add(*canvas_tree);
 133         scrolledwindow->set_shadow_type(Gtk::SHADOW_ETCHED_IN);
 134         scrolledwindow->show_all();
 135
 136         return scrolledwindow;
 137 }
 138
 139 etl::loose_handle<studio::CanvasView>
 140 Dock_Canvases::get_selected_canvas_view()
 141 {
 142         return get_selected_instance()->find_canvas_view(get_selected_canvas());
 143 }
 144
 145 etl::loose_handle<synfig::Canvas>
 146 Dock_Canvases::get_selected_canvas()
 147 {
 148         Glib::RefPtr<Gtk::TreeSelection> selection=canvas_tree->get_selection();
 149
 150         if(!selection || !selection->get_selected())
 151                 return 0;
 152
 153         studio::Instance::CanvasTreeModel canvas_tree_model;
 154
 155         return static_cast<etl::handle<synfig::Canvas> >((*selection->get_selected())[canvas_tree_model.canvas]);
 156 }
 157
 158
 159
 160 void
 161 Dock_Canvases::set_selected_instance_signal(etl::handle<studio::Instance> x)
 162 {
 163         set_selected_instance(x);
 164 }
 165
 166 void
 167 Dock_Canvases::set_selected_instance_(etl::handle<studio::Instance> instance)
 168 {
 169         if(studio::App::shutdown_in_progress)
 170                 return;
 171
 172         selected_instance=instance;
 173         if(instance)
 174         {
 175                 canvas_tree->set_model(instance->canvas_tree_store());
 176                 canvas_tree->show();
 177         }
 178         else
 179         {
 180                 canvas_tree->set_model(Glib::RefPtr< Gtk::TreeModel >());
 181                 canvas_tree->hide();
 182         }
 183 }
 184
 185 void
 186 Dock_Canvases::set_selected_instance(etl::loose_handle<studio::Instance> x)
 187 {
 188         if(studio::App::shutdown_in_progress)
 189                 return;
 190
 191         // if it's already selected, don't select it again
 192         if (x==selected_instance)
 193                 return;
 194
 195         set_selected_instance_(x);
 196 }
 197
 198 void
 199 Dock_Canvases::new_instance(etl::handle<studio::Instance> instance)
 200 {
 201         if(studio::App::shutdown_in_progress)
 202                 return;
 203
 204         assert(instance);
 205
 206         etl::loose_handle<studio::Instance> loose_instance(instance);
 207
 208         instance->synfigapp::Instance::signal_filename_changed().connect(sigc::mem_fun(*this,&Dock_Canvases::refresh_instances));
 209         instance->synfigapp::Instance::signal_filename_changed().connect(
 210                 sigc::bind<etl::loose_handle<studio::Instance> >(
 211                         sigc::mem_fun(*this,&Dock_Canvases::set_selected_instance),
 212                         loose_instance
 213                 )
 214         );
 215
 216         present();
 217
 218 }
 219
 220 void
 221 Dock_Canvases::delete_instance(etl::handle<studio::Instance> instance)
 222 {
 223         if(studio::App::shutdown_in_progress)
 224                 return;
 225
 226         refresh_instances();
 227
 228         if(selected_instance==instance)
 229         {
 230                 set_selected_instance(0);
 231         }
 232 }
 233
 234 void
 235 Dock_Canvases::refresh_instances()
 236 {
 237         if(studio::App::shutdown_in_progress)
 238                 return;
 239 }
 240
 241 void
 242 Dock_Canvases::on_row_activate(const Gtk::TreeModel::Path &path, Gtk::TreeViewColumn *)
 243 {
 244         assert(get_selected_instance());
 245         studio::Instance::CanvasTreeModel canvas_tree_model;
 246         const Gtk::TreeRow row = *(get_selected_instance()->canvas_tree_store()->get_iter(path));
 247         if(row[canvas_tree_model.is_canvas])
 248                 get_selected_instance()->focus(row[canvas_tree_model.canvas]);
 249         else
 250                 studio::App::dialog_not_implemented();
 251 }