synfig-studio/tags/stable/src/gtkmm/historytreestore.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file historytreestore.cpp
   3 **      \brief Template File
   4 **
   5 **      $Id$
   6 **
   7 **      \legal
   8 **      Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
   9 **      Copyright (c) 2008 Chris Moore
  10 **
  11 **      This package is free software; you can redistribute it and/or
  12 **      modify it under the terms of the GNU General Public License as
  13 **      published by the Free Software Foundation; either version 2 of
  14 **      the License, or (at your option) any later version.
  15 **
  16 **      This package is distributed in the hope that it will be useful,
  17 **      but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 **      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  19 **      General Public License for more details.
  20 **      \endlegal
  21 */
  22 /* ========================================================================= */
  23
  24 /* === H E A D E R S ======================================================= */
  25
  26 #ifdef USING_PCH
  27 #       include "pch.h"
  28 #else
  29 #ifdef HAVE_CONFIG_H
  30 #       include <config.h>
  31 #endif
  32
  33 #include "historytreestore.h"
  34 #include <synfig/valuenode.h>
  35 #include "iconcontroller.h"
  36 #include <synfig/valuenode_timedswap.h>
  37 #include <gtkmm/button.h>
  38 #include <synfigapp/action.h>
  39 #include "instance.h"
  40
  41 #include "general.h"
  42
  43 #endif
  44
  45 /* === U S I N G =========================================================== */
  46
  47 using namespace std;
  48 using namespace etl;
  49 using namespace synfig;
  50 using namespace studio;
  51
  52 /* === M A C R O S ========================================================= */
  53
  54 /* === G L O B A L S ======================================================= */
  55
  56 /* === P R O C E D U R E S ================================================= */
  57
  58 /* === M E T H O D S ======================================================= */
  59
  60 static HistoryTreeStore::Model& ModelHack()
  61 {
  62         static HistoryTreeStore::Model* model(0);
  63         if(!model)model=new HistoryTreeStore::Model;
  64         return *model;
  65 }
  66
  67 HistoryTreeStore::HistoryTreeStore(etl::loose_handle<studio::Instance> instance_):
  68         Gtk::TreeStore  (ModelHack()),
  69         instance_               (instance_)
  70 {
  71         instance_->signal_undo().connect(sigc::mem_fun(*this,&studio::HistoryTreeStore::on_undo));
  72         instance_->signal_redo().connect(sigc::mem_fun(*this,&studio::HistoryTreeStore::on_redo));
  73         instance_->signal_undo_stack_cleared().connect(sigc::mem_fun(*this,&studio::HistoryTreeStore::on_undo_stack_cleared));
  74         instance_->signal_redo_stack_cleared().connect(sigc::mem_fun(*this,&studio::HistoryTreeStore::on_redo_stack_cleared));
  75         instance_->signal_new_action().connect(sigc::mem_fun(*this,&studio::HistoryTreeStore::on_new_action));
  76         instance_->signal_action_status_changed().connect(sigc::mem_fun(*this,&studio::HistoryTreeStore::on_action_status_changed));
  77 }
  78
  79 HistoryTreeStore::~HistoryTreeStore()
  80 {
  81         if (getenv("SYNFIG_DEBUG_DESTRUCTORS"))
  82                 synfig::info("HistoryTreeStore::~HistoryTreeStore(): Deleted");
  83 }
  84
  85 Glib::RefPtr<HistoryTreeStore>
  86 HistoryTreeStore::create(etl::loose_handle<studio::Instance> instance_)
  87 {
  88         return Glib::RefPtr<HistoryTreeStore>(new HistoryTreeStore(instance_));
  89 }
  90
  91 void
  92 HistoryTreeStore::rebuild()
  93 {
  94         synfigapp::Action::Stack::const_iterator iter;
  95
  96         clear();
  97
  98         for(iter=instance()->undo_action_stack().begin();iter!=instance()->undo_action_stack().end();++iter)
  99         {
 100                 insert_action(*(prepend()),*iter,true,true,false);
 101         }
 102         curr_row=*children().end();
 103         for(iter=instance()->redo_action_stack().begin();iter!=instance()->redo_action_stack().end();++iter)
 104         {
 105                 insert_action(*(append()),*iter,true,false,true);
 106         }
 107
 108         signal_undo_tree_changed()();
 109 }
 110
 111 void
 112 HistoryTreeStore::insert_action(Gtk::TreeRow row,etl::handle<synfigapp::Action::Undoable> action, bool /*is_active*/, bool is_undo, bool is_redo)
 113 {
 114         assert(action);
 115
 116         row[model.action] = action;
 117         row[model.name] = static_cast<Glib::ustring>(action->get_local_name());
 118         row[model.is_active] = action->is_active();
 119         row[model.is_undo] = is_undo;
 120         row[model.is_redo] = is_redo;
 121
 122         synfigapp::Action::CanvasSpecific *specific_action;
 123         specific_action=dynamic_cast<synfigapp::Action::CanvasSpecific*>(action.get());
 124         if(specific_action)
 125         {
 126                 row[model.canvas] = specific_action->get_canvas();
 127                 row[model.canvas_id] = specific_action->get_canvas()->get_id();
 128         }
 129
 130         etl::handle<synfigapp::Action::Group> group;
 131         group=etl::handle<synfigapp::Action::Group>::cast_dynamic(action);
 132         if(group)
 133         {
 134                 synfigapp::Action::ActionList::const_iterator iter;
 135                 for(iter=group->action_list().begin();iter!=group->action_list().end();++iter)
 136                 {
 137                         Gtk::TreeRow child_row = *(append(row.children()));
 138                         insert_action(child_row,*iter,true,is_undo,is_redo);
 139                 }
 140         }
 141
 142         //row[model.icon] = Gtk::Button().render_icon(Gtk::StockID("synfig-canvas"),Gtk::ICON_SIZE_SMALL_TOOLBAR);
 143 }
 144
 145
 146 void
 147 HistoryTreeStore::on_undo()
 148 {
 149         refresh();
 150 }
 151
 152 void
 153 HistoryTreeStore::on_redo()
 154 {
 155         refresh();
 156 }
 157
 158 void
 159 HistoryTreeStore::on_undo_stack_cleared()
 160 {
 161         Gtk::TreeModel::Children::iterator iter,next;
 162         Gtk::TreeModel::Children children_(children());
 163
 164         for(next=children_.begin(),iter=next++; iter != children_.end(); iter=(next!=children_.end())?next++:next)
 165         {
 166                 Gtk::TreeModel::Row row = *iter;
 167                 if(row[model.is_undo])
 168                         erase(iter);
 169         }
 170 }
 171
 172 void
 173 HistoryTreeStore::on_redo_stack_cleared()
 174 {
 175         Gtk::TreeModel::Children::iterator iter,next;
 176         Gtk::TreeModel::Children children_(children());
 177
 178         for(next=children_.begin(),iter=next++; iter != children_.end(); iter=(next!=children_.end())?next++:next)
 179         {
 180                 Gtk::TreeModel::Row row = *iter;
 181                 if(row[model.is_redo])
 182                         erase(iter);
 183         }
 184 }
 185
 186 void
 187 HistoryTreeStore::on_new_action(etl::handle<synfigapp::Action::Undoable> action)
 188 {
 189 //      Gtk::TreeRow row = *(append());
 190         Gtk::TreeRow row;
 191         Gtk::TreeModel::Children::iterator iter;
 192         for(iter=children().begin(); iter != children().end(); ++iter)
 193         {
 194                 Gtk::TreeModel::Row row = *iter;
 195                 if(row[model.is_redo])
 196                 {
 197                         break;
 198                 }
 199         }
 200
 201         row=*insert(iter);
 202
 203         insert_action(row,action);
 204
 205         signal_undo_tree_changed()();
 206 }
 207
 208 void
 209 HistoryTreeStore::on_action_status_changed(etl::handle<synfigapp::Action::Undoable> action)
 210 {
 211         Gtk::TreeModel::Children::iterator iter;
 212         Gtk::TreeModel::Children children_(children());
 213
 214         for(iter=children_.begin(); iter != children_.end(); ++iter)
 215         {
 216                 Gtk::TreeModel::Row row = *iter;
 217                 if(action == (etl::handle<synfigapp::Action::Undoable>)row[model.action])
 218                 {
 219                         row[model.is_active]=action->is_active();
 220                         return;
 221                 }
 222         }
 223 }
 224
 225 bool
 226 HistoryTreeStore::search_func(const Glib::RefPtr<Gtk::TreeModel>&,int,const Glib::ustring& x,const Gtk::TreeModel::iterator& iter)
 227 {
 228         const Model model;
 229
 230         Glib::ustring substr(x.uppercase());
 231         Glib::ustring name((*iter)[model.name]);
 232         name=name.uppercase();
 233
 234         return name.find(substr)==Glib::ustring::npos;
 235 }