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
  47 {
  48   protected:
  49         typedef boost::shared_ptr<ARDOUR::ExportChannelConfiguration> ChannelConfigPtr;
  50         typedef boost::shared_ptr<ARDOUR::ExportHandler> HandlerPtr;
  51
  52   public:
  53         virtual ~ExportChannelSelector () {}
  54
  55         virtual void set_state (ARDOUR::ExportProfileManager::ChannelConfigStatePtr const state_, ARDOUR::Session * session_) = 0;
  56         sigc::signal<void> CriticalSelectionChanged;
  57 };
  58
  59 class PortExportChannelSelector : public ExportChannelSelector
  60 {
  61
  62   public:
  63
  64         PortExportChannelSelector ();
  65         ~PortExportChannelSelector ();
  66
  67         void set_state (ARDOUR::ExportProfileManager::ChannelConfigStatePtr const state_, ARDOUR::Session * session_);
  68
  69   private:
  70
  71         void fill_route_list ();
  72         void update_channel_count ();
  73         void update_split_state ();
  74
  75         typedef std::list<ARDOUR::ExportChannelPtr> CahnnelList;
  76
  77         ARDOUR::Session * session;
  78         ARDOUR::ExportProfileManager::ChannelConfigStatePtr state;
  79
  80         /*** GUI stuff ***/
  81
  82         Gtk::VBox         channels_vbox;
  83         Gtk::HBox         channels_hbox;
  84
  85         Gtk::Label        channels_label;
  86         Gtk::SpinButton   channels_spinbutton;
  87         Gtk::CheckButton  split_checkbox;
  88
  89         /* Column record for channel selector view */
  90
  91         class RouteCols : public Gtk::TreeModelColumnRecord
  92         {
  93           public:
  94
  95                 struct Channel;
  96
  97                 RouteCols () : n_channels (0)
  98                         { add (selected); add (name); add (io); add (port_list_col); }
  99
 100                 void add_channels (uint32_t chans);
 101                 uint32_t n_channels;
 102
 103                 /* Channel count starts from one! */
 104
 105                 Channel & get_channel (uint32_t channel);
 106
 107                 /* Static columns */
 108
 109                 Gtk::TreeModelColumn<bool>           selected;
 110                 Gtk::TreeModelColumn<Glib::ustring>  name;
 111                 Gtk::TreeModelColumn<ARDOUR::IO *>   io;
 112
 113                 /* Combo list column (shared by all channels) */
 114
 115                 typedef Gtk::TreeModelColumn<Glib::RefPtr<Gtk::ListStore> > ComboCol;
 116                 ComboCol                             port_list_col;
 117
 118                 /* Channel struct, that represents the selected port and it's name */
 119
 120                 struct Channel {
 121                   public:
 122                         Channel (RouteCols & cols) { cols.add (port); cols.add (label); }
 123
 124                         Gtk::TreeModelColumn<ARDOUR::AudioPort *>  port;
 125                         Gtk::TreeModelColumn<Glib::ustring>        label;
 126                 };
 127                 std::list<Channel> channels;
 128
 129                 /* List of available ports
 130                  * Note: We need only one list of selectable ports per route,
 131                  * so the list is kept in the column record
 132                  */
 133
 134                 /* Column record for selecting ports for a channel from a route */
 135
 136                 class PortCols : public Gtk::TreeModel::ColumnRecord
 137                 {
 138                   public:
 139                         PortCols () { add (selected); add(port); add(label); }
 140
 141                         Gtk::TreeModelColumn<bool>                  selected;  // not used ATM
 142                         Gtk::TreeModelColumn<ARDOUR::AudioPort *>   port;
 143                         Gtk::TreeModelColumn<Glib::ustring>         label;
 144                 };
 145                 PortCols port_cols;
 146         };
 147
 148         /* Channels view */
 149
 150         class ChannelTreeView : public Gtk::TreeView {
 151           public:
 152
 153                 ChannelTreeView (uint32_t max_channels);
 154                 void set_config (ChannelConfigPtr c);
 155
 156                 /* Routes have to be added before adding channels */
 157
 158                 void clear_routes () { route_list->clear (); }
 159                 void add_route (ARDOUR::IO * route);
 160                 void set_channel_count (uint32_t channels);
 161
 162                 sigc::signal<void> CriticalSelectionChanged;
 163
 164           private:
 165
 166                 ChannelConfigPtr config;
 167                 void update_config ();
 168
 169                 /* Signal handlers for selections changes in the view */
 170
 171                 void update_toggle_selection (Glib::ustring const & path);
 172                 void update_selection_text (Glib::ustring const & path, Glib::ustring const & new_text, uint32_t channel);
 173
 174                 RouteCols                     route_cols;
 175                 Glib::RefPtr<Gtk::ListStore>  route_list;
 176
 177                 uint32_t                      static_columns;
 178                 uint32_t                      n_channels;
 179         };
 180
 181         uint32_t                     max_channels;
 182
 183         Gtk::ScrolledWindow          channel_scroller;
 184         Gtk::Alignment               channel_alignment;
 185         ChannelTreeView              channel_view;
 186
 187 };
 188
 189 class RegionExportChannelSelector : public ExportChannelSelector
 190 {
 191   public:
 192         RegionExportChannelSelector (ARDOUR::AudioRegion const & region, ARDOUR::AudioTrack & track);
 193
 194         virtual void set_state (ARDOUR::ExportProfileManager::ChannelConfigStatePtr const state_, ARDOUR::Session * session_);
 195
 196   private:
 197
 198         void handle_selection ();
 199
 200         ARDOUR::Session * session;
 201         ARDOUR::ExportProfileManager::ChannelConfigStatePtr state;
 202         boost::shared_ptr<ARDOUR::RegionExportChannelFactory> factory;
 203         ARDOUR::AudioRegion const & region;
 204         ARDOUR::AudioTrack & track;
 205
 206         uint32_t region_chans;
 207         uint32_t track_chans;
 208
 209         /*** GUI components ***/
 210
 211         Gtk::VBox             vbox;
 212
 213         Gtk::RadioButtonGroup type_group;
 214         Gtk::RadioButton      raw_button;
 215         Gtk::RadioButton      fades_button;
 216         Gtk::RadioButton      processed_button;
 217 };
 218
 219 #endif /* __export_channel_selector_h__ */