synfig-studio/trunk/src/gtkmm/instance.h

   1 /* === S I N F G =========================================================== */
   2 /*!     \file instance.h
   3 **      \brief writeme
   4 **
   5 **      $Id: instance.h,v 1.2 2005/01/13 18:37:30 darco Exp $
   6 **
   7 **      \legal
   8 **      Copyright (c) 2002 Robert B. Quattlebaum Jr.
   9 **
  10 **      This software and associated documentation
  11 **      are CONFIDENTIAL and PROPRIETARY property of
  12 **      the above-mentioned copyright holder.
  13 **
  14 **      You may not copy, print, publish, or in any
  15 **      other way distribute this software without
  16 **      a prior written agreement with
  17 **      the copyright holder.
  18 **      \endlegal
  19 */
  20 /* ========================================================================= */
  21
  22 /* === S T A R T =========================================================== */
  23
  24 #ifndef __SINFG_STUDIO_INSTANCE_H
  25 #define __SINFG_STUDIO_INSTANCE_H
  26
  27 /* === H E A D E R S ======================================================= */
  28
  29 #include <ETL/handle>
  30 #include <gtkmm/treeview.h>
  31 #include <gtkmm/treestore.h>
  32 #include <sinfgapp/instance.h>
  33 #include <sigc++/object.h>
  34 #include <sinfgapp/value_desc.h>
  35 #include "historytreestore.h"
  36 #include <sinfg/canvas.h>
  37
  38 /* === M A C R O S ========================================================= */
  39
  40 /* === T Y P E D E F S ===================================================== */
  41
  42 /* === C L A S S E S & S T R U C T S ======================================= */
  43
  44 namespace Gtk { class Menu; class ActionGroup; };
  45
  46 namespace studio {
  47
  48 class CanvasView;
  49
  50
  51 class Instance : public sinfgapp::Instance
  52 {
  53 public:
  54         typedef std::list< etl::handle<CanvasView> > CanvasViewList;
  55
  56         class CanvasTreeModel : public Gtk::TreeModel::ColumnRecord
  57         {
  58         public:
  59                 Gtk::TreeModelColumn<Glib::RefPtr<Gdk::Pixbuf> > icon;
  60                 Gtk::TreeModelColumn<Glib::ustring> label;
  61                 Gtk::TreeModelColumn<Glib::ustring> name;
  62                 Gtk::TreeModelColumn<Glib::ustring> id;
  63
  64                 Gtk::TreeModelColumn<sinfg::Canvas::Handle> canvas;
  65                 Gtk::TreeModelColumn<bool> is_canvas;
  66
  67                 Gtk::TreeModelColumn<sinfg::ValueNode::Handle> value_node;
  68                 Gtk::TreeModelColumn<bool> is_value_node;
  69                 Gtk::TreeModelColumn<sinfg::ValueBase> value;
  70                 Gtk::TreeModelColumn<Glib::ustring> type;
  71                 Gtk::TreeModelColumn<int> link_id;
  72                 Gtk::TreeModelColumn<int> link_count;
  73
  74                 Gtk::TreeModelColumn<bool> is_editable;
  75
  76                 Gtk::TreeModelColumn<sinfgapp::ValueDesc> value_desc;
  77
  78                 CanvasTreeModel()
  79                 {
  80                         add(value);
  81                         add(name);
  82                         add(label);
  83                         add(icon);
  84                         add(type);
  85                         add(id);
  86                         add(canvas);
  87                         add(value_node);
  88                         add(is_canvas);
  89                         add(is_value_node);
  90
  91                         add(is_editable);
  92                         add(value_desc);
  93                         add(link_count);
  94                         add(link_id);
  95                 }
  96         } canvas_tree_model;
  97
  98 private:
  99
 100         sigc::signal<void,CanvasView*> signal_canvas_view_created_;
 101         sigc::signal<void,CanvasView*> signal_canvas_view_deleted_;
 102
 103         sigc::signal<void> signal_undo_redo_status_changed_;
 104
 105         //! Tree containing the canvases -- used for the "canvas browser"
 106         Glib::RefPtr<Gtk::TreeStore> canvas_tree_store_;
 107
 108         //! Tree containing the actions -- used for the "canvas browser"
 109         Glib::RefPtr<HistoryTreeStore> history_tree_store_;
 110
 111         //! Instance number
 112         int     id_;
 113
 114         //! Used to calculate instance ID
 115         static int instance_count_;
 116
 117         //! List of canvas view windows
 118         CanvasViewList canvas_view_list_;
 119
 120         bool undo_status_;
 121         bool redo_status_;
 122
 123         void set_undo_status(bool x);
 124         void set_redo_status(bool x);
 125
 126         static void _revert(Instance *);
 127
 128 protected:
 129
 130         Instance(sinfg::Canvas::Handle);
 131
 132 public:
 133
 134         sigc::signal<void>& signal_undo_redo_status_changed() { return signal_undo_redo_status_changed_; }
 135
 136         ~Instance();
 137
 138         sigc::signal<void,CanvasView*>& signal_canvas_view_created() { return signal_canvas_view_created_; }
 139         sigc::signal<void,CanvasView*>& signal_canvas_view_deleted() { return signal_canvas_view_deleted_; }
 140
 141         bool get_undo_status()const { return undo_status_; }
 142
 143         bool get_redo_status()const { return redo_status_; }
 144
 145         int get_visible_canvases()const;
 146
 147         Glib::RefPtr<Gtk::TreeStore> canvas_tree_store() { return canvas_tree_store_; }
 148
 149         Glib::RefPtr<const Gtk::TreeStore> canvas_tree_store()const { return canvas_tree_store_; }
 150
 151         Glib::RefPtr<HistoryTreeStore> history_tree_store() { return history_tree_store_; }
 152
 153         Glib::RefPtr<const HistoryTreeStore> history_tree_store()const { return history_tree_store_; }
 154
 155         //! Returns the number of instances that are currently open in the program
 156         static int get_count() { return instance_count_; }
 157
 158         //etl::handle<sinfg::Canvas> get_canvas()const { return sinfgapp::Instance::get_canvas(); }
 159
 160         etl::handle<CanvasView> find_canvas_view(etl::handle<sinfg::Canvas> canvas);
 161
 162         //! Sets the focus to a specific canvas
 163         void focus(etl::handle<sinfg::Canvas> canvas);
 164
 165         CanvasViewList & canvas_view_list() { return canvas_view_list_; }
 166
 167         const CanvasViewList & canvas_view_list()const { return canvas_view_list_; }
 168
 169         bool save_as(const sinfg::String &filename)const;
 170
 171         bool save_as(const sinfg::String &filename);
 172
 173         //! Opens a "Save As" dialog, and then saves the composition to that file
 174         void dialog_save_as();
 175
 176         bool save();
 177
 178         void dialog_cvs_commit();
 179
 180         void dialog_cvs_add();
 181
 182         void dialog_cvs_update();
 183
 184         void dialog_cvs_revert();
 185
 186         //! Closes the instance of this composition
 187         void close();
 188
 189         void revert();
 190
 191         void update_all_titles();
 192
 193         void refresh_canvas_tree();
 194
 195         bool safe_revert();
 196         bool safe_close();
 197
 198         void add_actions_to_menu(Gtk::Menu *menu,   const sinfgapp::Action::ParamList &param_list, sinfgapp::Action::Category category=sinfgapp::Action::CATEGORY_ALL)const;
 199         void add_actions_to_menu(Gtk::Menu *menu, const sinfgapp::Action::ParamList &param_list1,const sinfgapp::Action::ParamList &param_list2, sinfgapp::Action::Category category=sinfgapp::Action::CATEGORY_ALL)const;
 200
 201         void add_actions_to_group(const Glib::RefPtr<Gtk::ActionGroup>& action_group, sinfg::String& ui_info,   const sinfgapp::Action::ParamList &param_list, sinfgapp::Action::Category category=sinfgapp::Action::CATEGORY_ALL)const;
 202
 203         void process_action(sinfg::String name, sinfgapp::Action::ParamList param_list);
 204
 205         void make_param_menu(Gtk::Menu *menu,sinfg::Canvas::Handle canvas, sinfgapp::ValueDesc value_desc, float location=0.5f);
 206
 207         void make_param_menu(Gtk::Menu *menu,sinfg::Canvas::Handle canvas,const std::list<sinfgapp::ValueDesc>& value_desc_list);
 208
 209
 210         static void edit_waypoint(sinfgapp::ValueDesc value_desc,sinfg::Waypoint waypoint);
 211
 212 private:
 213         void insert_canvas(Gtk::TreeRow row,sinfg::Canvas::Handle canvas);
 214
 215 public:
 216         static etl::handle<Instance> create(sinfg::Canvas::Handle canvas);
 217 }; // END class Instance
 218
 219 }; // END namespace studio
 220
 221 /* === E N D =============================================================== */
 222
 223 #endif