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

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file dialog_history.cpp
   3 **      \brief Template File
   4 **
   5 **      $Id: dock_history.cpp,v 1.1.1.1 2005/01/07 03:34:36 darco Exp $
   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_history.h"
  33 #include "app.h"
  34
  35
  36
  37 #include <gtkmm/scrolledwindow.h>
  38 #include <cassert>
  39 #include "instance.h"
  40 #include <sigc++/signal.h>
  41 #include <sigc++/hide.h>
  42 #include <sigc++/slot.h>
  43 #include <synfigapp/action.h>
  44 #include "historytreestore.h"
  45
  46 #endif
  47
  48 /* === U S I N G =========================================================== */
  49
  50 using namespace std;
  51 using namespace etl;
  52 using namespace synfig;
  53 using namespace studio;
  54
  55 /* === M A C R O S ========================================================= */
  56 #define COLUMNID_JUMP           (787584)
  57 #define ColumnID        int
  58
  59 /* === G L O B A L S ======================================================= */
  60
  61 /* === P R O C E D U R E S ================================================= */
  62
  63 /* === M E T H O D S ======================================================= */
  64
  65 Dock_History::Dock_History():
  66         Dock_CanvasSpecific("history",_("History"),Gtk::StockID("gtk-undo")),
  67         action_group(Gtk::ActionGroup::create())
  68 {
  69         App::signal_instance_deleted().connect(sigc::mem_fun(*this,&studio::Dock_History::delete_instance));
  70         App::signal_instance_selected().connect(sigc::mem_fun(*this,&studio::Dock_History::set_selected_instance_signal));
  71
  72         action_group->add(Gtk::Action::create(
  73                 "clear-undo",
  74                 Gtk::StockID("synfig-clear_undo"),
  75                 _("Clear the UNDO Stack"),
  76                 _("Clear the UNDO Stack")
  77         ),
  78                 sigc::mem_fun(
  79                         *this,
  80                         &Dock_History::clear_undo
  81                 )
  82         );
  83         action_group->add(Gtk::Action::create(
  84                 "clear-redo",
  85                 Gtk::StockID("synfig-clear_redo"),
  86                 _("Clear the REDO Stack"),
  87                 _("Clear the REDO Stack")
  88         ),
  89                 sigc::mem_fun(
  90                         *this,
  91                         &Dock_History::clear_redo
  92                 )
  93         );
  94         action_group->add(Gtk::Action::create(
  95                 "undo",
  96                 Gtk::StockID("gtk-undo"),
  97                 _("Undo previous action"),
  98                 _("Undo previous action")
  99         ),
 100                 sigc::ptr_fun(studio::App::undo)
 101         );
 102         action_group->add(Gtk::Action::create(
 103                 "redo",
 104                 Gtk::StockID("gtk-redo"),
 105                 _("Redo previous action"),
 106                 _("Redo previous action")
 107         ),
 108                 sigc::ptr_fun(studio::App::redo)
 109         );
 110
 111         action_group->add( Gtk::Action::create("toolbar-history", "History") );
 112         App::ui_manager()->insert_action_group(action_group);
 113
 114         Glib::ustring ui_info =
 115         "<ui>"
 116         "       <toolbar action='toolbar-history'>"
 117         "       <toolitem action='undo' />"
 118         "       <toolitem action='clear-undo' />"
 119         "       <toolitem action='clear-redo' />"
 120         "       <toolitem action='redo' />"
 121         "       </toolbar>"
 122         "</ui>"
 123         ;
 124
 125         App::ui_manager()->add_ui_from_string(ui_info);
 126
 127         action_group->set_sensitive(false);
 128
 129         set_toolbar(*dynamic_cast<Gtk::Toolbar*>(App::ui_manager()->get_widget("/toolbar-history")));
 130         add(*create_action_tree());
 131
 132         /*
 133         add_button(
 134                 Gtk::StockID("synfig-clear_undo"),
 135                 _("Clear the UNDO Stack")
 136         )->signal_clicked().connect(
 137                 sigc::mem_fun(
 138                         *this,
 139                         &Dock_History::clear_undo
 140                 )
 141         );
 142         add_button(
 143                 Gtk::StockID("synfig-clear_redo"),
 144                 _("Clear the REDO Stack")
 145         )->signal_clicked().connect(
 146                 sigc::mem_fun(
 147                         *this,
 148                         &Dock_History::clear_redo
 149                 )
 150         );
 151         */
 152 }
 153
 154 Dock_History::~Dock_History()
 155 {
 156 }
 157
 158 void
 159 Dock_History::init_instance_vfunc(etl::loose_handle<Instance> instance)
 160 {
 161         instance->signal_undo_redo_status_changed().connect(
 162                 sigc::mem_fun(*this,&Dock_History::update_undo_redo)
 163         );
 164 }
 165
 166 Gtk::Widget*
 167 Dock_History::create_action_tree()
 168 {
 169         studio::HistoryTreeStore::Model history_tree_model;
 170         action_tree=manage(new class Gtk::TreeView());
 171         {
 172                 Gtk::TreeView::Column* column = Gtk::manage( new Gtk::TreeView::Column("") );
 173
 174                 Gtk::CellRendererToggle* toggle_cr = Gtk::manage( new Gtk::CellRendererToggle() );
 175                 toggle_cr->signal_toggled().connect(sigc::mem_fun(*this, &studio::Dock_History::on_action_toggle) );
 176
 177                 column->pack_start(*toggle_cr); //false = don't expand.
 178                 column->add_attribute(toggle_cr->property_active(),history_tree_model.is_active);
 179                 column->set_resizable();
 180                 column->set_clickable();
 181
 182                 action_tree->append_column(*column);
 183         }
 184         /*{
 185                 Gtk::TreeView::Column* column = Gtk::manage( new Gtk::TreeView::Column("Canvas") );
 186                 Gtk::CellRendererText *text_cr=Gtk::manage(new Gtk::CellRendererText());
 187                 text_cr->property_foreground()=Glib::ustring("#7f7f7f");
 188
 189                 column->pack_start(*text_cr);
 190                 column->add_attribute(text_cr->property_text(),history_tree_model.canvas_id);
 191                 column->add_attribute(text_cr->property_foreground_set(),history_tree_model.is_redo);
 192
 193                 action_tree->append_column(*column);
 194         }*/
 195         {
 196                 Gtk::TreeView::Column* column = Gtk::manage( new Gtk::TreeView::Column(_("Jump")) );
 197
 198                 Gtk::CellRendererText* cell_renderer_jump=Gtk::manage(new Gtk::CellRendererText());
 199                 column->pack_start(*cell_renderer_jump,true);
 200
 201                 cell_renderer_jump->property_text()="(JMP)";
 202                 cell_renderer_jump->property_foreground()="#003a7f";
 203
 204                 column->set_resizable();
 205                 column->set_clickable();
 206
 207                 column->set_sort_column_id(COLUMNID_JUMP);
 208
 209                 action_tree->append_column(*column);
 210                 //column->clicked();
 211         }
 212         {
 213                 Gtk::TreeView::Column* column = Gtk::manage( new Gtk::TreeView::Column("Action") );
 214
 215                 Gtk::CellRendererText *text_cr=Gtk::manage(new Gtk::CellRendererText());
 216                 text_cr->property_foreground()=Glib::ustring("#7f7f7f");
 217
 218
 219
 220                 //column->pack_start(history_tree_model.icon, false); //false = don't expand.
 221                 column->pack_start(*text_cr);
 222                 column->add_attribute(text_cr->property_text(),history_tree_model.name);
 223                 column->add_attribute(text_cr->property_foreground_set(),history_tree_model.is_redo);
 224
 225                 action_tree->append_column(*column);
 226         }
 227
 228
 229         action_tree->set_rules_hint();
 230 //      action_tree->signal_row_activated().connect(sigc::mem_fun(*this,&Dock_History::on_row_activate));
 231         action_tree->signal_event().connect(sigc::mem_fun(*this,&Dock_History::on_action_event));
 232 //      action_tree->add_events(Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK);
 233 //      action_tree->add_events(Gdk::BUTTON1_MOTION_MASK);
 234         action_tree->show();
 235
 236         Gtk::ScrolledWindow *scrolledwindow = manage(new class Gtk::ScrolledWindow());
 237         scrolledwindow->set_flags(Gtk::CAN_FOCUS);
 238         scrolledwindow->set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
 239         scrolledwindow->add(*action_tree);
 240         scrolledwindow->set_shadow_type(Gtk::SHADOW_ETCHED_IN);
 241         scrolledwindow->show_all();
 242
 243 /*      {
 244                 Gtk::Widget& widget(*action_tree);
 245                 Pango::FontDescription font(widget.get_modifier_style()->get_font());
 246                 font.set_size(Pango::SCALE*5);
 247                 widget.get_modifier_style()->set_font(font);
 248                 widget.modify_font(font);
 249         }
 250 */
 251         return scrolledwindow;
 252 }
 253
 254 void
 255 Dock_History::clear_undo()
 256 {
 257         if(selected_instance && App::dialog_yes_no(_("Clear History"), _("You will not be able to undo any changes that you have made!\nAre you sure you want to clear the undo stack?")))
 258         {
 259                 selected_instance->clear_undo_stack();
 260         }
 261 }
 262
 263 void
 264 Dock_History::clear_redo()
 265 {
 266         if(selected_instance && App::dialog_yes_no(_("Clear History"), _("You will not be able to redo any changes that you have made!\nAre you sure you want to clear the redo stack?")))
 267         {
 268                 selected_instance->clear_redo_stack();
 269         }
 270 }
 271
 272 void
 273 Dock_History::update_undo_redo()
 274 {
 275         etl::handle<Instance> instance=App::get_selected_instance();
 276         if(instance)
 277         {
 278                 action_group->get_action("undo")->set_sensitive(instance->get_undo_status());
 279                 action_group->get_action("clear-undo")->set_sensitive(instance->get_undo_status());
 280                 action_group->get_action("redo")->set_sensitive(instance->get_redo_status());
 281                 action_group->get_action("clear-redo")->set_sensitive(instance->get_redo_status());
 282         }
 283 }
 284
 285 void
 286 Dock_History::set_selected_instance_(etl::handle<studio::Instance> instance)
 287 {
 288         if(studio::App::shutdown_in_progress)
 289                 return;
 290
 291         selected_instance=instance;
 292         if(instance)
 293         {
 294                 action_tree->set_model(instance->history_tree_store());
 295                 action_tree->show();
 296                 update_undo_redo();
 297                 action_group->set_sensitive(true);
 298         }
 299         else
 300         {
 301                 action_tree->set_model(Glib::RefPtr< Gtk::TreeModel >());
 302                 action_tree->hide();
 303                 action_group->set_sensitive(false);
 304         }
 305 }
 306
 307 void
 308 Dock_History::set_selected_instance_signal(etl::handle<studio::Instance> x)
 309 {
 310         set_selected_instance(x);
 311 }
 312
 313 void
 314 Dock_History::set_selected_instance(etl::loose_handle<studio::Instance> x)
 315 {
 316         if(studio::App::shutdown_in_progress)
 317                 return;
 318
 319         // if it's already selected, don't select it again
 320         if (x==selected_instance)
 321                 return;
 322
 323         std::list<etl::handle<studio::Instance> >::iterator iter;
 324
 325         set_selected_instance_(x);
 326 }
 327
 328 void
 329 Dock_History::delete_instance(etl::handle<studio::Instance> instance)
 330 {
 331         if(studio::App::shutdown_in_progress)
 332                 return;
 333
 334         if(selected_instance==instance)
 335         {
 336                 set_selected_instance(0);
 337         }
 338 }
 339
 340 bool
 341 Dock_History::on_action_event(GdkEvent *event)
 342 {
 343         studio::HistoryTreeStore::Model model;
 344     switch(event->type)
 345     {
 346         case GDK_BUTTON_PRESS:
 347         case GDK_2BUTTON_PRESS:
 348                 {
 349                         Gtk::TreeModel::Path path;
 350                         Gtk::TreeViewColumn *column;
 351                         int cell_x, cell_y;
 352                         if(!action_tree->get_path_at_pos(
 353                                 int(event->button.x),int(event->button.y),      // x, y
 354                                 path, // TreeModel::Path&
 355                                 column, //TreeViewColumn*&
 356                                 cell_x,cell_y //int&cell_x,int&cell_y
 357                                 )
 358                         ) break;
 359                         const Gtk::TreeRow row = *(action_tree->get_model()->get_iter(path));
 360
 361                         //signal_user_click()(event->button.button,row,(ColumnID)column->get_sort_column_id());
 362                         if((ColumnID)column->get_sort_column_id()==COLUMNID_JUMP)
 363                         {
 364                                 etl::handle<synfigapp::Action::Undoable> action(row[model.action]);
 365                                 try{
 366                                 if((bool)row[model.is_undo])
 367                                 {
 368                                         while(get_selected_instance()->undo_action_stack().size() && get_selected_instance()->undo_action_stack().front()!=action)
 369                                                 if(get_selected_instance()->undo()==false)
 370                                                         throw int();
 371                                 }
 372                                 else if((bool)row[model.is_redo])
 373                                 {
 374                                         while(get_selected_instance()->redo_action_stack().size() && get_selected_instance()->undo_action_stack().front()!=action)
 375                                                 if(get_selected_instance()->redo()==false)
 376                                                         throw int();
 377                                 }
 378                                 }
 379                                 catch(int)
 380                                 {
 381                                         return true;
 382                                 }
 383                         }
 384                 }
 385
 386         case GDK_BUTTON_RELEASE:
 387                 break;
 388         default:
 389                 break;
 390         }
 391         return false;
 392 }
 393
 394 void
 395 Dock_History::on_action_toggle(const Glib::ustring& path_string)
 396 {
 397         studio::HistoryTreeStore::Model history_tree_model;
 398
 399         Gtk::TreePath path(path_string);
 400
 401         const Gtk::TreeRow row = *(selected_instance->history_tree_store()->get_iter(path));
 402
 403         handle<synfigapp::Action::Undoable> action=row[history_tree_model.action];
 404
 405         selected_instance->synfigapp::Instance::set_action_status(action,!action->is_active());
 406 }