synfig-studio/trunk/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 **
  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 "historytreestore.h"
  33 #include <synfig/valuenode.h>
  34 #include "iconcontroller.h"
  35 #include <synfig/valuenode_timedswap.h>
  36 #include <gtkmm/button.h>
  37 #include <synfigapp/action.h>
  38 #include "instance.h"
  39
  40 #include "general.h"
  41
  42 #endif
  43
  44 /* === U S I N G =========================================================== */
  45
  46 using namespace std;
  47 using namespace etl;
  48 using namespace synfig;
  49 using namespace studio;
  50
  51 /* === M A C R O S ========================================================= */
  52
  53 /* === G L O B A L S ======================================================= */
  54
  55 /* === P R O C E D U R E S ================================================= */
  56
  57 /* === M E T H O D S ======================================================= */
  58
  59 static HistoryTreeStore::Model& ModelHack()
  60 {
  61         static HistoryTreeStore::Model* model(0);
  62         if(!model)model=new HistoryTreeStore::Model;
  63         return *model;
  64 }
  65
  66 HistoryTreeStore::HistoryTreeStore(etl::loose_handle<studio::Instance> instance_):
  67         Gtk::TreeStore  (ModelHack()),
  68         instance_               (instance_)
  69 {
  70         instance_->signal_undo().connect(sigc::mem_fun(*this,&studio::HistoryTreeStore::on_undo));
  71         instance_->signal_redo().connect(sigc::mem_fun(*this,&studio::HistoryTreeStore::on_redo));
  72         instance_->signal_undo_stack_cleared().connect(sigc::mem_fun(*this,&studio::HistoryTreeStore::on_undo_stack_cleared));
  73         instance_->signal_redo_stack_cleared().connect(sigc::mem_fun(*this,&studio::HistoryTreeStore::on_redo_stack_cleared));
  74         instance_->signal_new_action().connect(sigc::mem_fun(*this,&studio::HistoryTreeStore::on_new_action));
  75         instance_->signal_action_status_changed().connect(sigc::mem_fun(*this,&studio::HistoryTreeStore::on_action_status_changed));
  76 }
  77
  78 HistoryTreeStore::~HistoryTreeStore()
  79 {
  80         synfig::info("HistoryTreeStore::~HistoryTreeStore(): Deleted");
  81 }
  82
  83 Glib::RefPtr<HistoryTreeStore>
  84 HistoryTreeStore::create(etl::loose_handle<studio::Instance> instance_)
  85 {
  86         return Glib::RefPtr<HistoryTreeStore>(new HistoryTreeStore(instance_));
  87 }
  88
  89 void
  90 HistoryTreeStore::rebuild()
  91 {
  92         synfigapp::Action::Stack::const_iterator iter;
  93
  94         clear();
  95
  96         for(iter=instance()->undo_action_stack().begin();iter!=instance()->undo_action_stack().end();++iter)
  97         {
  98                 insert_action(*(prepend()),*iter,true,true,false);
  99         }
 100         curr_row=*children().end();
 101         for(iter=instance()->redo_action_stack().begin();iter!=instance()->redo_action_stack().end();++iter)
 102         {
 103                 insert_action(*(append()),*iter,true,false,true);
 104         }
 105 }
 106
 107 void
 108 HistoryTreeStore::insert_action(Gtk::TreeRow row,etl::handle<synfigapp::Action::Undoable> action, bool /*is_active*/, bool is_undo, bool is_redo)
 109 {
 110         assert(action);
 111
 112         row[model.action] = action;
 113         row[model.name] = static_cast<Glib::ustring>(action->get_local_name());
 114         row[model.is_active] = action->is_active();
 115         row[model.is_undo] = is_undo;
 116         row[model.is_redo] = is_redo;
 117
 118         synfigapp::Action::CanvasSpecific *specific_action;
 119         specific_action=dynamic_cast<synfigapp::Action::CanvasSpecific*>(action.get());
 120         if(specific_action)
 121         {
 122                 row[model.canvas] = specific_action->get_canvas();
 123                 row[model.canvas_id] = specific_action->get_canvas()->get_id();
 124         }
 125
 126         etl::handle<synfigapp::Action::Group> group;
 127         group=etl::handle<synfigapp::Action::Group>::cast_dynamic(action);
 128         if(group)
 129         {
 130                 synfigapp::Action::ActionList::const_iterator iter;
 131                 for(iter=group->action_list().begin();iter!=group->action_list().end();++iter)
 132                 {
 133                         Gtk::TreeRow child_row = *(append(row.children()));
 134                         insert_action(child_row,*iter,true,is_undo,is_redo);
 135                 }
 136         }
 137
 138         //row[model.icon] = Gtk::Button().render_icon(Gtk::StockID("synfig-canvas"),Gtk::ICON_SIZE_SMALL_TOOLBAR);
 139 }
 140
 141
 142 void
 143 HistoryTreeStore::on_undo()
 144 {
 145         refresh();
 146 }
 147
 148 void
 149 HistoryTreeStore::on_redo()
 150 {
 151         refresh();
 152 }
 153
 154 void
 155 HistoryTreeStore::on_undo_stack_cleared()
 156 {
 157         Gtk::TreeModel::Children::iterator iter,next;
 158         Gtk::TreeModel::Children children_(children());
 159
 160         for(next=children_.begin(),iter=next++; iter != children_.end(); iter=(next!=children_.end())?next++:next)
 161         {
 162                 Gtk::TreeModel::Row row = *iter;
 163                 if(row[model.is_undo])
 164                         erase(iter);
 165         }
 166 }
 167
 168 void
 169 HistoryTreeStore::on_redo_stack_cleared()
 170 {
 171         Gtk::TreeModel::Children::iterator iter,next;
 172         Gtk::TreeModel::Children children_(children());
 173
 174         for(next=children_.begin(),iter=next++; iter != children_.end(); iter=(next!=children_.end())?next++:next)
 175         {
 176                 Gtk::TreeModel::Row row = *iter;
 177                 if(row[model.is_redo])
 178                         erase(iter);
 179         }
 180 }
 181
 182 void
 183 HistoryTreeStore::on_new_action(etl::handle<synfigapp::Action::Undoable> action)
 184 {
 185 //      Gtk::TreeRow row = *(append());
 186         Gtk::TreeRow row;
 187         Gtk::TreeModel::Children::iterator iter;
 188         for(iter=children().begin(); iter != children().end(); ++iter)
 189         {
 190                 Gtk::TreeModel::Row row = *iter;
 191                 if(row[model.is_redo])
 192                 {
 193                         break;
 194                 }
 195         }
 196
 197         row=*insert(iter);
 198
 199         insert_action(row,action);
 200 }
 201
 202 void
 203 HistoryTreeStore::on_action_status_changed(etl::handle<synfigapp::Action::Undoable> action)
 204 {
 205         Gtk::TreeModel::Children::iterator iter;
 206         Gtk::TreeModel::Children children_(children());
 207
 208         for(iter=children_.begin(); iter != children_.end(); ++iter)
 209         {
 210                 Gtk::TreeModel::Row row = *iter;
 211                 if(action == (etl::handle<synfigapp::Action::Undoable>)row[model.action])
 212                 {
 213                         row[model.is_active]=action->is_active();
 214                         return;
 215                 }
 216         }
 217 }
 218
 219 bool
 220 HistoryTreeStore::search_func(const Glib::RefPtr<Gtk::TreeModel>&,int,const Glib::ustring& x,const Gtk::TreeModel::iterator& iter)
 221 {
 222         const Model model;
 223
 224         Glib::ustring substr(x.uppercase());
 225         Glib::ustring name((*iter)[model.name]);
 226         name=name.uppercase();
 227
 228         return name.find(substr)==Glib::ustring::npos;
 229 }