gtk2_ardour/editor_regions.h

   1 /*
   2     Copyright (C) 2000-2009 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19 #ifndef __gtk_ardour_editor_regions_h__
  20 #define __gtk_ardour_editor_regions_h__
  21
  22 #include <boost/unordered_map.hpp>
  23
  24 #include <gtkmm/scrolledwindow.h>
  25 #include <gtkmm/treemodel.h>
  26 #include <gtkmm/treerowreference.h>
  27 #include <gtkmm/treestore.h>
  28
  29 #include "editor_component.h"
  30
  31 class EditorRegions : public EditorComponent, public ARDOUR::SessionHandlePtr
  32 {
  33 public:
  34         EditorRegions (Editor *);
  35
  36         void set_session (ARDOUR::Session *);
  37
  38         Gtk::Widget& widget () {
  39                 return _scroller;
  40         }
  41
  42         void clear ();
  43
  44         void set_selected (RegionSelection &);
  45         void selection_mapover (sigc::slot<void,boost::shared_ptr<ARDOUR::Region> >);
  46
  47         boost::shared_ptr<ARDOUR::Region> get_dragged_region ();
  48         boost::shared_ptr<ARDOUR::Region> get_single_selection ();
  49
  50         void redisplay ();
  51
  52         void suspend_redisplay () {
  53                 _no_redisplay = true;
  54         }
  55
  56         void resume_redisplay () {
  57                 _no_redisplay = false;
  58                 redisplay ();
  59         }
  60
  61         void block_change_connection (bool b) {
  62                 _change_connection.block (b);
  63         }
  64
  65         void unselect_all () {
  66                 _display.get_selection()->unselect_all ();
  67         }
  68
  69         void remove_unused_regions ();
  70
  71         XMLNode& get_state () const;
  72         void set_state (const XMLNode &);
  73
  74 private:
  75
  76         struct Columns : public Gtk::TreeModel::ColumnRecord {
  77                 Columns () {
  78                         add (name);
  79                         add (take_id);
  80                         add (start);
  81                         add (end);
  82                         add (length);
  83                         add (sync);
  84                         add (fadein);
  85                         add (fadeout);
  86                         add (locked);
  87                         add (glued);
  88                         add (muted);
  89                         add (opaque);
  90                         add (path);
  91                         add (region);
  92                         add (color_);
  93                         add (position);
  94                 }
  95
  96                 Gtk::TreeModelColumn<std::string> name;
  97                 Gtk::TreeModelColumn<std::string> take_id;
  98                 Gtk::TreeModelColumn<samplepos_t> position;
  99                 Gtk::TreeModelColumn<std::string> start;
 100                 Gtk::TreeModelColumn<std::string> end;
 101                 Gtk::TreeModelColumn<std::string> length;
 102                 Gtk::TreeModelColumn<std::string> sync;
 103                 Gtk::TreeModelColumn<std::string> fadein;
 104                 Gtk::TreeModelColumn<std::string> fadeout;
 105                 Gtk::TreeModelColumn<bool> locked;
 106                 Gtk::TreeModelColumn<bool> glued;
 107                 Gtk::TreeModelColumn<bool> muted;
 108                 Gtk::TreeModelColumn<bool> opaque;
 109                 Gtk::TreeModelColumn<std::string> path;
 110                 Gtk::TreeModelColumn<boost::shared_ptr<ARDOUR::Region> > region;
 111                 Gtk::TreeModelColumn<Gdk::Color> color_;
 112         };
 113
 114         Columns _columns;
 115
 116         Gtk::TreeModel::RowReference last_row;
 117
 118         void freeze_tree_model ();
 119         void thaw_tree_model ();
 120         void region_changed (boost::shared_ptr<ARDOUR::Region>, PBD::PropertyChange const &);
 121         void selection_changed ();
 122
 123         sigc::connection _change_connection;
 124
 125         bool selection_filter (const Glib::RefPtr<Gtk::TreeModel>& model, const Gtk::TreeModel::Path& path, bool yn);
 126
 127         Gtk::Widget* old_focus;
 128         Gtk::CellEditable* name_editable;
 129         void name_editing_started (Gtk::CellEditable*, const Glib::ustring&);
 130
 131         void name_edit (const std::string&, const std::string&);
 132         void locked_changed (std::string const &);
 133         void glued_changed (std::string const &);
 134         void muted_changed (std::string const &);
 135         void opaque_changed (std::string const &);
 136
 137         bool key_press (GdkEventKey *);
 138         bool button_press (GdkEventButton *);
 139
 140         bool focus_in (GdkEventFocus*);
 141         bool focus_out (GdkEventFocus*);
 142         bool enter_notify (GdkEventCrossing*);
 143         bool leave_notify (GdkEventCrossing*);
 144
 145         void show_context_menu (int button, int time);
 146
 147         void format_position (ARDOUR::samplepos_t pos, char* buf, size_t bufsize, bool onoff = true);
 148
 149         void add_region (boost::shared_ptr<ARDOUR::Region>);
 150         void destroy_region (boost::shared_ptr<ARDOUR::Region>);
 151
 152         void populate_row (boost::shared_ptr<ARDOUR::Region>, Gtk::TreeModel::Row const &, PBD::PropertyChange const &);
 153         void populate_row_used (boost::shared_ptr<ARDOUR::Region> region, Gtk::TreeModel::Row const& row);
 154         void populate_row_position (boost::shared_ptr<ARDOUR::Region> region, Gtk::TreeModel::Row const& row);
 155         void populate_row_end (boost::shared_ptr<ARDOUR::Region> region, Gtk::TreeModel::Row const& row);
 156         void populate_row_sync (boost::shared_ptr<ARDOUR::Region> region, Gtk::TreeModel::Row const& row);
 157         void populate_row_fade_in (boost::shared_ptr<ARDOUR::Region> region, Gtk::TreeModel::Row const& row, boost::shared_ptr<ARDOUR::AudioRegion>);
 158         void populate_row_fade_out (boost::shared_ptr<ARDOUR::Region> region, Gtk::TreeModel::Row const& row, boost::shared_ptr<ARDOUR::AudioRegion>);
 159         void populate_row_locked (boost::shared_ptr<ARDOUR::Region> region, Gtk::TreeModel::Row const& row);
 160         void populate_row_muted (boost::shared_ptr<ARDOUR::Region> region, Gtk::TreeModel::Row const& row);
 161         void populate_row_glued (boost::shared_ptr<ARDOUR::Region> region, Gtk::TreeModel::Row const& row);
 162         void populate_row_opaque (boost::shared_ptr<ARDOUR::Region> region, Gtk::TreeModel::Row const& row);
 163         void populate_row_length (boost::shared_ptr<ARDOUR::Region> region, Gtk::TreeModel::Row const& row);
 164         void populate_row_name (boost::shared_ptr<ARDOUR::Region> region, Gtk::TreeModel::Row const& row);
 165         void populate_row_source (boost::shared_ptr<ARDOUR::Region> region, Gtk::TreeModel::Row const& row);
 166
 167         void update_row (boost::shared_ptr<ARDOUR::Region>);
 168
 169         void clock_format_changed ();
 170
 171         void drag_data_received (
 172                 Glib::RefPtr<Gdk::DragContext> const &, gint, gint, Gtk::SelectionData const &, guint, guint
 173                 );
 174
 175         Glib::RefPtr<Gtk::Action> remove_unused_regions_action () const;
 176
 177         Gtk::Menu* _menu;
 178         Gtk::ScrolledWindow _scroller;
 179         Gtk::Frame _frame;
 180
 181         Gtkmm2ext::DnDTreeView<boost::shared_ptr<ARDOUR::Region> > _display;
 182
 183         Glib::RefPtr<Gtk::TreeStore> _model;
 184
 185         bool _no_redisplay;
 186
 187         typedef boost::unordered_map<boost::shared_ptr<ARDOUR::Region>, Gtk::TreeModel::iterator> RegionRowMap;
 188
 189         RegionRowMap region_row_map;
 190
 191         PBD::ScopedConnection region_property_connection;
 192         PBD::ScopedConnection check_new_region_connection;
 193
 194         PBD::ScopedConnection editor_freeze_connection;
 195         PBD::ScopedConnection editor_thaw_connection;
 196 };
 197
 198 #endif /* __gtk_ardour_editor_regions_h__ */