gtk2_ardour/export_channel_selector.h

   1 /*
   2     Copyright (C) 2008 Paul Davis
   3     Author: Sakari Bergen
   4
   5     This program is free software; you can redistribute it and/or modify
   6     it under the terms of the GNU General Public License as published by
   7     the Free Software Foundation; either version 2 of the License, or
   8     (at your option) any later version.
   9
  10     This program is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU General Public License for more details.
  14
  15     You should have received a copy of the GNU General Public License
  16     along with this program; if not, write to the Free Software
  17     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18
  19 */
  20
  21 #ifndef __export_channel_selector_h__
  22 #define __export_channel_selector_h__
  23
  24 #include <list>
  25
  26 #include "ardour/export_profile_manager.h"
  27 #include "ardour/export_channel.h"
  28
  29 #include <gtkmm.h>
  30 #include <sigc++/signal.h>
  31 #include <boost/shared_ptr.hpp>
  32
  33 namespace ARDOUR {
  34         class Session;
  35         class ExportChannelConfiguration;
  36         class RegionExportChannelFactory;
  37         class ExportHandler;
  38         class AudioPort;
  39         class IO;
  40         class AudioRegion;
  41         class AudioTrack;
  42 }
  43
  44 class XMLNode;
  45
  46 class ExportChannelSelector : public Gtk::HBox, public ARDOUR::SessionHandlePtr
  47 {
  48   protected:
  49         typedef boost::shared_ptr<ARDOUR::ExportChannelConfiguration> ChannelConfigPtr;
  50         typedef boost::shared_ptr<ARDOUR::ExportProfileManager> ProfileManagerPtr;
  51
  52         ProfileManagerPtr manager;
  53
  54   public:
  55         ExportChannelSelector (ARDOUR::Session * session, ProfileManagerPtr manager)
  56                 : SessionHandlePtr (session)
  57                 , manager (manager)
  58         {}
  59
  60         virtual ~ExportChannelSelector () {}
  61
  62         virtual void sync_with_manager () = 0;
  63
  64         sigc::signal<void> CriticalSelectionChanged;
  65 };
  66
  67 class PortExportChannelSelector : public ExportChannelSelector
  68 {
  69
  70   public:
  71
  72         PortExportChannelSelector (ARDOUR::Session * session, ProfileManagerPtr manager);
  73         ~PortExportChannelSelector ();
  74
  75         void sync_with_manager ();
  76
  77   private:
  78
  79         void fill_route_list ();
  80         void update_channel_count ();
  81         void update_split_state ();
  82
  83         typedef std::list<ARDOUR::ExportChannelPtr> CahnnelList;
  84
  85         ARDOUR::ExportProfileManager::ChannelConfigStatePtr state;
  86
  87         /*** GUI stuff ***/
  88
  89         Gtk::VBox         channels_vbox;
  90         Gtk::HBox         channels_hbox;
  91
  92         Gtk::Label        channels_label;
  93         Gtk::SpinButton   channels_spinbutton;
  94         Gtk::CheckButton  split_checkbox;
  95
  96         /* Column record for channel selector view */
  97
  98         class RouteCols : public Gtk::TreeModelColumnRecord
  99         {
 100           public:
 101
 102                 struct Channel;
 103
 104                 RouteCols () : n_channels (0)
 105                         { add (selected); add (name); add (io); add (port_list_col); }
 106
 107                 void add_channels (uint32_t chans);
 108                 uint32_t n_channels;
 109
 110                 /* Channel count starts from one! */
 111
 112                 Channel & get_channel (uint32_t channel);
 113
 114                 /* Static columns */
 115
 116                 Gtk::TreeModelColumn<bool>           selected;
 117                 Gtk::TreeModelColumn<Glib::ustring>  name;
 118                 Gtk::TreeModelColumn<ARDOUR::IO *>   io;
 119
 120                 /* Combo list column (shared by all channels) */
 121
 122                 typedef Gtk::TreeModelColumn<Glib::RefPtr<Gtk::ListStore> > ComboCol;
 123                 ComboCol                             port_list_col;
 124
 125                 /* Channel struct, that represents the selected port and it's name */
 126
 127                 struct Channel {
 128                   public:
 129                         Channel (RouteCols & cols) { cols.add (port); cols.add (label); }
 130
 131                         Gtk::TreeModelColumn<ARDOUR::AudioPort *>  port;
 132                         Gtk::TreeModelColumn<Glib::ustring>        label;
 133                 };
 134                 std::list<Channel> channels;
 135
 136                 /* List of available ports
 137                  * Note: We need only one list of selectable ports per route,
 138                  * so the list is kept in the column record
 139                  */
 140
 141                 /* Column record for selecting ports for a channel from a route */
 142
 143                 class PortCols : public Gtk::TreeModel::ColumnRecord
 144                 {
 145                   public:
 146                         PortCols () { add (selected); add(port); add(label); }
 147
 148                         Gtk::TreeModelColumn<bool>                  selected;  // not used ATM
 149                         Gtk::TreeModelColumn<ARDOUR::AudioPort *>   port;
 150                         Gtk::TreeModelColumn<Glib::ustring>         label;
 151                 };
 152                 PortCols port_cols;
 153         };
 154
 155         /* Channels view */
 156
 157         class ChannelTreeView : public Gtk::TreeView {
 158           public:
 159
 160                 ChannelTreeView (uint32_t max_channels);
 161                 void set_config (ChannelConfigPtr c);
 162
 163                 /* Routes have to be added before adding channels */
 164
 165                 void clear_routes () { route_list->clear (); }
 166                 void add_route (ARDOUR::IO * route);
 167                 void set_channel_count (uint32_t channels);
 168
 169                 sigc::signal<void> CriticalSelectionChanged;
 170
 171           private:
 172
 173                 ChannelConfigPtr config;
 174                 void update_config ();
 175
 176                 /* Signal handlers for selections changes in the view */
 177
 178                 void update_toggle_selection (Glib::ustring const & path);
 179                 void update_selection_text (Glib::ustring const & path, Glib::ustring const & new_text, uint32_t channel);
 180
 181                 RouteCols                     route_cols;
 182                 Glib::RefPtr<Gtk::ListStore>  route_list;
 183
 184                 uint32_t                      static_columns;
 185                 uint32_t                      n_channels;
 186         };
 187
 188         uint32_t                     max_channels;
 189
 190         Gtk::ScrolledWindow          channel_scroller;
 191         Gtk::Alignment               channel_alignment;
 192         ChannelTreeView              channel_view;
 193
 194 };
 195
 196 class RegionExportChannelSelector : public ExportChannelSelector
 197 {
 198   public:
 199         RegionExportChannelSelector (ARDOUR::Session * session,
 200                                      ProfileManagerPtr manager,
 201                                      ARDOUR::AudioRegion const & region,
 202                                      ARDOUR::AudioTrack & track);
 203
 204         virtual void sync_with_manager ();
 205
 206   private:
 207
 208         void handle_selection ();
 209
 210         ARDOUR::ExportProfileManager::ChannelConfigStatePtr state;
 211         boost::shared_ptr<ARDOUR::RegionExportChannelFactory> factory;
 212         ARDOUR::AudioRegion const & region;
 213         ARDOUR::AudioTrack & track;
 214
 215         uint32_t region_chans;
 216         uint32_t track_chans;
 217
 218         /*** GUI components ***/
 219
 220         Gtk::VBox             vbox;
 221
 222         Gtk::RadioButtonGroup type_group;
 223         Gtk::RadioButton      raw_button;
 224         Gtk::RadioButton      fades_button;
 225         Gtk::RadioButton      processed_button;
 226 };
 227
 228 #endif /* __export_channel_selector_h__ */