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         if (getenv("SYNFIG_DEBUG_DESTRUCTORS"))
  81                 synfig::info("HistoryTreeStore::~HistoryTreeStore(): Deleted");
  82 }
  83
  84 Glib::RefPtr<HistoryTreeStore>
  85 HistoryTreeStore::create(etl::loose_handle<studio::Instance> instance_)
  86 {
  87         return Glib::RefPtr<HistoryTreeStore>(new HistoryTreeStore(instance_));
  88 }
  89
  90 void
  91 HistoryTreeStore::rebuild()
  92 {
  93         synfigapp::Action::Stack::const_iterator iter;
  94
  95         clear();
  96
  97         for(iter=instance()->undo_action_stack().begin();iter!=instance()->undo_action_stack().end();++iter)
  98         {
  99                 insert_action(*(prepend()),*iter,true,true,false);
 100         }
 101         curr_row=*children().end();
 102         for(iter=instance()->redo_action_stack().begin();iter!=instance()->redo_action_stack().end();++iter)
 103         {
 104                 insert_action(*(append()),*iter,true,false,true);
 105         }
 106 }
 107
 108 void
 109 HistoryTreeStore::insert_action(Gtk::TreeRow row,etl::handle<synfigapp::Action::Undoable> action, bool /*is_active*/, bool is_undo, bool is_redo)
 110 {
 111         assert(action);
 112
 113         row[model.action] = action;
 114         row[model.name] = static_cast<Glib::ustring>(action->get_local_name());
 115         row[model.is_active] = action->is_active();
 116         row[model.is_undo] = is_undo;
 117         row[model.is_redo] = is_redo;
 118
 119         synfigapp::Action::CanvasSpecific *specific_action;
 120         specific_action=dynamic_cast<synfigapp::Action::CanvasSpecific*>(action.get());
 121         if(specific_action)
 122         {
 123                 row[model.canvas] = specific_action->get_canvas();
 124                 row[model.canvas_id] = specific_action->get_canvas()->get_id();
 125         }
 126
 127         etl::handle<synfigapp::Action::Group> group;
 128         group=etl::handle<synfigapp::Action::Group>::cast_dynamic(action);
 129         if(group)
 130         {
 131                 synfigapp::Action::ActionList::const_iterator iter;
 132                 for(iter=group->action_list().begin();iter!=group->action_list().end();++iter)
 133                 {
 134                         Gtk::TreeRow child_row = *(append(row.children()));
 135                         insert_action(child_row,*iter,true,is_undo,is_redo);
 136                 }
 137         }
 138
 139         //row[model.icon] = Gtk::Button().render_icon(Gtk::StockID("synfig-canvas"),Gtk::ICON_SIZE_SMALL_TOOLBAR);
 140 }
 141
 142
 143 void
 144 HistoryTreeStore::on_undo()
 145 {
 146         refresh();
 147 }
 148
 149 void
 150 HistoryTreeStore::on_redo()
 151 {
 152         refresh();
 153 }
 154
 155 void
 156 HistoryTreeStore::on_undo_stack_cleared()
 157 {
 158         Gtk::TreeModel::Children::iterator iter,next;
 159         Gtk::TreeModel::Children children_(children());
 160
 161         for(next=children_.begin(),iter=next++; iter != children_.end(); iter=(next!=children_.end())?next++:next)
 162         {
 163                 Gtk::TreeModel::Row row = *iter;
 164                 if(row[model.is_undo])
 165                         erase(iter);
 166         }
 167 }
 168
 169 void
 170 HistoryTreeStore::on_redo_stack_cleared()
 171 {
 172         Gtk::TreeModel::Children::iterator iter,next;
 173         Gtk::TreeModel::Children children_(children());
 174
 175         for(next=children_.begin(),iter=next++; iter != children_.end(); iter=(next!=children_.end())?next++:next)
 176         {
 177                 Gtk::TreeModel::Row row = *iter;
 178                 if(row[model.is_redo])
 179                         erase(iter);
 180         }
 181 }
 182
 183 void
 184 HistoryTreeStore::on_new_action(etl::handle<synfigapp::Action::Undoable> action)
 185 {
 186 //      Gtk::TreeRow row = *(append());
 187         Gtk::TreeRow row;
 188         Gtk::TreeModel::Children::iterator iter;
 189         for(iter=children().begin(); iter != children().end(); ++iter)
 190         {
 191                 Gtk::TreeModel::Row row = *iter;
 192                 if(row[model.is_redo])
 193                 {
 194                         break;
 195                 }
 196         }
 197
 198         row=*insert(iter);
 199
 200         insert_action(row,action);
 201 }
 202
 203 void
 204 HistoryTreeStore::on_action_status_changed(etl::handle<synfigapp::Action::Undoable> action)
 205 {
 206         Gtk::TreeModel::Children::iterator iter;
 207         Gtk::TreeModel::Children children_(children());
 208
 209         for(iter=children_.begin(); iter != children_.end(); ++iter)
 210         {
 211                 Gtk::TreeModel::Row row = *iter;
 212                 if(action == (etl::handle<synfigapp::Action::Undoable>)row[model.action])
 213                 {
 214                         row[model.is_active]=action->is_active();
 215                         return;
 216                 }
 217         }
 218 }
 219
 220 bool
 221 HistoryTreeStore::search_func(const Glib::RefPtr<Gtk::TreeModel>&,int,const Glib::ustring& x,const Gtk::TreeModel::iterator& iter)
 222 {
 223         const Model model;
 224
 225         Glib::ustring substr(x.uppercase());
 226         Glib::ustring name((*iter)[model.name]);
 227         name=name.uppercase();
 228
 229         return name.find(substr)==Glib::ustring::npos;
 230 }