gtk2_ardour/editor_mixer.cc

   1 /*
   2     Copyright (C) 2003-2004 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
  20 #ifdef WAF_BUILD
  21 #include "gtk2ardour-config.h"
  22 #endif
  23
  24 #include <glibmm/miscutils.h>
  25 #include <gtkmm/messagedialog.h>
  26 #include <gtkmm2ext/utils.h>
  27 #include <gtkmm2ext/window_title.h>
  28
  29 #include "pbd/enumwriter.h"
  30
  31 #include "ardour/rc_configuration.h"
  32
  33 #include "control_protocol/control_protocol.h"
  34
  35 #include "actions.h"
  36 #include "ardour_ui.h"
  37 #include "audio_time_axis.h"
  38 #include "automation_time_axis.h"
  39 #include "editor.h"
  40 #include "editor_route_groups.h"
  41 #include "editor_regions.h"
  42 #include "enums_convert.h"
  43 #include "gui_thread.h"
  44 #include "midi_time_axis.h"
  45 #include "mixer_strip.h"
  46 #include "mixer_ui.h"
  47 #include "selection.h"
  48 #include "ui_config.h"
  49
  50 #include "pbd/i18n.h"
  51
  52 using namespace std;
  53 using namespace Gtkmm2ext;
  54 using namespace PBD;
  55
  56 void
  57 Editor::editor_mixer_button_toggled ()
  58 {
  59         Glib::RefPtr<Gtk::Action> act = ActionManager::get_action (X_("Editor"), X_("show-editor-mixer"));
  60         if (act) {
  61                 Glib::RefPtr<Gtk::ToggleAction> tact = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(act);
  62                 show_editor_mixer (tact->get_active());
  63         }
  64 }
  65
  66 void
  67 Editor::editor_list_button_toggled ()
  68 {
  69         Glib::RefPtr<Gtk::Action> act = ActionManager::get_action (X_("Editor"), X_("show-editor-list"));
  70         if (act) {
  71                 Glib::RefPtr<Gtk::ToggleAction> tact = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(act);
  72                 show_editor_list (tact->get_active());
  73         }
  74 }
  75
  76 void
  77 Editor::show_editor_mixer (bool yn)
  78 {
  79         boost::shared_ptr<ARDOUR::Route> r;
  80
  81         show_editor_mixer_when_tracks_arrive = false;
  82
  83         if (yn) {
  84                 Gtk::Window* toplevel = current_toplevel();
  85                 Glib::RefPtr<Gdk::Window> win;
  86                 Glib::RefPtr<Gdk::Screen> screen;
  87
  88                 if (toplevel) {
  89                         win = toplevel->get_window();
  90                 }
  91
  92                 if (win) {
  93                         screen = win->get_screen();
  94                 } else {
  95                         screen = Gdk::Screen::get_default();
  96                 }
  97
  98                 if (g_getenv ("ARDOUR_LOVES_STUPID_TINY_SCREENS") == 0 && screen && screen->get_height() < 700) {
  99                         Gtk::MessageDialog msg (_("This screen is not tall enough to display the editor mixer"));
 100                         msg.run ();
 101                         return;
 102                 }
 103         }
 104
 105         if (!_session) {
 106                 show_editor_mixer_when_tracks_arrive = yn;
 107                 return;
 108         }
 109
 110         if (yn) {
 111
 112                 if (selection->tracks.empty()) {
 113
 114                         if (track_views.empty()) {
 115                                 show_editor_mixer_when_tracks_arrive = true;
 116                                 return;
 117                         }
 118
 119                         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 120                                 RouteTimeAxisView* atv;
 121
 122                                 if ((atv = dynamic_cast<RouteTimeAxisView*> (*i)) != 0) {
 123                                         r = atv->route();
 124                                         break;
 125                                 }
 126                         }
 127
 128                 } else {
 129                         sort_track_selection (selection->tracks);
 130
 131                         for (TrackSelection::iterator i = selection->tracks.begin(); i != selection->tracks.end(); ++i) {
 132                                 RouteTimeAxisView* atv;
 133
 134                                 if ((atv = dynamic_cast<RouteTimeAxisView*> (*i)) != 0) {
 135                                         r = atv->route();
 136                                         break;
 137                                 }
 138                         }
 139                 }
 140
 141                 if (r) {
 142                         if (current_mixer_strip == 0) {
 143                                 create_editor_mixer ();
 144                         }
 145                 }
 146
 147                 if (current_mixer_strip && current_mixer_strip->get_parent() == 0) {
 148                         global_hpacker.pack_start (*current_mixer_strip, Gtk::PACK_SHRINK );
 149                         global_hpacker.reorder_child (*current_mixer_strip, 0);
 150                         current_mixer_strip->show ();
 151                 }
 152
 153                 if (r) {
 154                         current_mixer_strip->set_route (r);
 155                         current_mixer_strip->set_width_enum (editor_mixer_strip_width, (void*) this);
 156                 }
 157
 158         } else {
 159
 160                 if (current_mixer_strip) {
 161                         if (current_mixer_strip->get_parent() != 0) {
 162                                 global_hpacker.remove (*current_mixer_strip);
 163                         }
 164                 }
 165         }
 166
 167 #ifdef __APPLE__
 168         /* XXX gtk problem here */
 169         ensure_all_elements_drawn();
 170 #endif
 171 }
 172
 173 #ifdef __APPLE__
 174 void
 175 Editor::ensure_all_elements_drawn ()
 176 {
 177         controls_layout.queue_draw ();
 178         time_bars_event_box.queue_draw ();
 179 }
 180 #endif
 181
 182 void
 183 Editor::create_editor_mixer ()
 184 {
 185         current_mixer_strip = new MixerStrip (*ARDOUR_UI::instance()->the_mixer(), _session, false);
 186         current_mixer_strip->Hiding.connect (sigc::mem_fun(*this, &Editor::current_mixer_strip_hidden));
 187         current_mixer_strip->WidthChanged.connect (sigc::mem_fun (*this, &Editor::mixer_strip_width_changed));
 188
 189 #ifdef __APPLE__
 190         current_mixer_strip->WidthChanged.connect (sigc::mem_fun(*this, &Editor::ensure_all_elements_drawn));
 191 #endif
 192         current_mixer_strip->set_embedded (true);
 193
 194 }
 195
 196 void
 197 Editor::set_selected_mixer_strip (TimeAxisView& view)
 198 {
 199         if (!_session) {
 200                 return;
 201         }
 202
 203         // if this is an automation track, then we shold the mixer strip should
 204         // show the parent
 205
 206         boost::shared_ptr<ARDOUR::Stripable> stripable;
 207         AutomationTimeAxisView* atv;
 208
 209         if ((atv = dynamic_cast<AutomationTimeAxisView*>(&view)) != 0) {
 210                 AudioTimeAxisView *parent = dynamic_cast<AudioTimeAxisView*>(view.get_parent());
 211                 if (parent) {
 212                         stripable = parent->stripable ();
 213                 }
 214         } else {
 215                 StripableTimeAxisView* stav = dynamic_cast<StripableTimeAxisView*> (&view);
 216                 if (stav) {
 217                         stripable = stav->stripable();
 218                 }
 219         }
 220
 221         /* Typically this is set by changing the TAV selection but if for any
 222          * reason we decide to show a different strip for some reason, make
 223          * sure that control surfaces can find it.
 224          */
 225         ARDOUR::ControlProtocol::set_first_selected_stripable (stripable);
 226
 227         Glib::RefPtr<Gtk::Action> act = ActionManager::get_action (X_("Editor"), X_("show-editor-mixer"));
 228
 229         if (act) {
 230                 Glib::RefPtr<Gtk::ToggleAction> tact = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(act);
 231                 if (!tact || !tact->get_active()) {
 232                         /* not showing mixer strip presently */
 233                         return;
 234                 }
 235         }
 236
 237         if (current_mixer_strip == 0) {
 238                 create_editor_mixer ();
 239         }
 240
 241         boost::shared_ptr<ARDOUR::Route> route = boost::dynamic_pointer_cast<ARDOUR::Route> (stripable);
 242         if (current_mixer_strip->route() == route) {
 243                 return;
 244         }
 245
 246         if (route) {
 247                 current_mixer_strip->set_route (route);
 248                 current_mixer_strip->set_width_enum (editor_mixer_strip_width, (void*) this);
 249         }
 250 }
 251
 252 void
 253 Editor::current_mixer_strip_hidden ()
 254 {
 255         Glib::RefPtr<Gtk::Action> act = ActionManager::get_action (X_("Editor"), X_("show-editor-mixer"));
 256         if (act) {
 257                 Glib::RefPtr<Gtk::ToggleAction> tact = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(act);
 258                 tact->set_active (false);
 259         }
 260 }
 261
 262 void
 263 Editor::maybe_add_mixer_strip_width (XMLNode& node)
 264 {
 265         if (current_mixer_strip) {
 266                 node.set_property ("mixer-width", editor_mixer_strip_width);
 267         }
 268 }
 269
 270 void
 271 Editor::mixer_strip_width_changed ()
 272 {
 273 #ifdef __APPLE__
 274         ensure_all_elements_drawn ();
 275 #endif
 276
 277         editor_mixer_strip_width = current_mixer_strip->get_width_enum ();
 278 }