SoloSelection: gui part.

gtk2_ardour/ardour.keys.in

@@ -160,7 +160,6 @@ This mode provides many different operations on both regions and control points,
 @trans|Transport/Record|<@TERTIARY@>r|engage record
 @mmode|MouseMode/set-mouse-mode-timefx|t|timefx mode
 @select|Editor/select-all-tracks|<@PRIMARY@>t|select all tracks
-@mmode|MouseMode/set-mouse-mode-object-range|y|link object/range tools
 @edit|Editor/alternate-redo|<@PRIMARY@>y|redo
 @select|Editor/select-all-between-cursors|<@PRIMARY@>u|all enclosed by edit range
 @select|Editor/select-all-within-cursors|u|all present in edit range
@@ -179,7 +178,7 @@ This mode provides many different operations on both regions and control points,
 
 ;; MIDDLE ROW
 
-@aep|Region/align-regions-sync-relative|a|align sync points (relative)
+@trans|Transport/solo-selection|a|solo selection
 @select|Editor/select-all-objects|<@PRIMARY@>a|select all objects
 @aep|Region/align-regions-end|<@SECONDARY@>a|align end(s)
 @aep|Region/align-regions-sync|<@TERTIARY@>a|align sync points
@@ -213,8 +212,9 @@ This mode provides many different operations on both regions and control points,
 @edit|Editor/undo|<@PRIMARY@>z|undo
 @edit|Editor/alternate-alternate-redo|<@PRIMARY@><@TERTIARY@>z|redo
 @vis|Editor/toggle-zoom|<@TERTIARY@>z|toggle last 2 zoom states
-@mmode|MouseMode/set-mouse-mode-cut|c|cut mode
+@aep|Region/align-regions-sync-relative|x|align sync points (relative)
 @edit|Editor/editor-cut|<@PRIMARY@>x|cut
+@mmode|MouseMode/set-mouse-mode-cut|c|cut mode
 @edit|Editor/editor-copy|<@PRIMARY@>c|copy
 @wvis|Window/toggle-big-clock|<@SECONDARY@>c|toggle big clock
 @-edit|Editor/crop|<@PRIMARY@><@TERTIARY@>c|crop
@@ -347,6 +347,7 @@ This mode provides many different operations on both regions and control points,
 @gmode|Transport/ToggleAutoPlay|5|toggle auto play
 @gmode|Transport/ToggleAutoReturn|6|toggle auto return
 @gmode|Transport/ToggleClick|7|toggle click (metronome)
+@mmode|MouseMode/set-mouse-mode-object-range|8|link object/range tools
 @ranges|Region/set-tempo-from-region|9|set tempo (1 bar) from region(s)
 @ranges|Editor/set-tempo-from-edit-range|0|set tempo (1 bar) from edit range
 

gtk2_ardour/ardour.menus.in

@@ -61,6 +61,7 @@
       <menuitem action='ToggleRoll'/>
       <menu action="PlayMenu">
         <menuitem action='PlaySelection'/>
+        <menuitem action='solo-selection'/>
         <menuitem action='PlayPreroll'/>
         <menuitem action='ToggleRollMaybe'/>
         <menuitem action='play-from-edit-point-and-return'/>

gtk2_ardour/ardour_ui_ed.cc

@@ -466,6 +466,10 @@ ARDOUR_UI::install_actions ()
 	act = global_actions.register_action (transport_actions, X_("PlayPreroll"), _("Play w/Preroll"), sigc::mem_fun(*this, &ARDOUR_UI::transport_play_preroll));
 	ActionManager::session_sensitive_actions.push_back (act);
 	ActionManager::transport_sensitive_actions.push_back (act);
+	act = global_actions.register_action (transport_actions, X_("solo-selection"), _("Solo Selection"), sigc::bind (sigc::mem_fun(*editor, &PublicEditor::play_solo_selection), true));
+	ActionManager::session_sensitive_actions.push_back (act);
+	ActionManager::transport_sensitive_actions.push_back (act);
+
 
 	act = global_actions.register_action (transport_actions, X_("RecordPreroll"), _("Record w/Preroll"), sigc::mem_fun(*this, &ARDOUR_UI::transport_rec_preroll));
 	ActionManager::session_sensitive_actions.push_back (act);

gtk2_ardour/editor.cc

@@ -568,6 +568,7 @@ Editor::Editor ()
 	_summary = new EditorSummary (this);
 
 	selection->TimeChanged.connect (sigc::mem_fun(*this, &Editor::time_selection_changed));
+	selection->TracksChanged.connect (sigc::mem_fun(*this, &Editor::track_selection_changed));
 
 	editor_regions_selection_changed_connection = selection->RegionsChanged.connect (sigc::mem_fun(*this, &Editor::region_selection_changed));
 
@@ -2927,11 +2928,11 @@ Editor::setup_toolbar ()
 
 	if (!ARDOUR::Profile->get_mixbus()) {
 		mouse_mode_hbox->pack_start (mouse_cut_button, false, false);
+		mouse_mode_hbox->pack_start (mouse_audition_button, false, false);
 	}
 
 	if (!ARDOUR::Profile->get_trx()) {
 		mouse_mode_hbox->pack_start (mouse_timefx_button, false, false);
-		mouse_mode_hbox->pack_start (mouse_audition_button, false, false);
 		mouse_mode_hbox->pack_start (mouse_draw_button, false, false);
 		mouse_mode_hbox->pack_start (mouse_content_button, false, false);
 	}

gtk2_ardour/editor.h

@@ -1239,6 +1239,8 @@ private:
 	void toggle_mute ();
 	void toggle_region_lock_style ();
 
+	void play_solo_selection( bool restart );
+
 	enum LayerOperation {
 		Raise,
 		RaiseToTop,
@@ -1866,6 +1868,7 @@ private:
 	SelectionMemento* _selection_memento;
 
 	void time_selection_changed ();
+	void track_selection_changed ();
 	void update_time_selection_display ();
 	void presentation_info_changed (PBD::PropertyChange const &);
 	void region_selection_changed ();

gtk2_ardour/editor_drag.cc

@@ -5675,12 +5675,16 @@ SelectionDrag::finished (GdkEvent* event, bool movement_occurred)
 
 		/* XXX what if its a music time selection? */
 		if (s) {
-			if (s->get_play_range() && s->transport_rolling()) {
-				s->request_play_range (&_editor->selection->time, true);
-			} else if (!s->config.get_external_sync()) {
-				if (UIConfiguration::instance().get_follow_edits() && !s->transport_rolling()) {
-					s->request_locate (_editor->get_selection().time.start());
+
+			//if Follow Edits is on, maybe try to follow the range selection  ... also consider range-audition mode
+			if ( !s->config.get_external_sync() && s->transport_rolling() ) {
+				if ( s->solo_selection_active() ) {
+					_editor->play_solo_selection(true);  //play the newly selected range, and move solos to match
+				} else if ( UIConfiguration::instance().get_follow_edits() && s->get_play_range() ) {  //already rolling a selected range
+					s->request_play_range (&_editor->selection->time, true);  //play the newly selected range
 				}
+			} else if ( !s->transport_rolling() && UIConfiguration::instance().get_follow_edits() ) {
+				s->request_locate (_editor->get_selection().time.start());
 			}
 
 			if (_editor->get_selection().time.length() != 0) {

gtk2_ardour/editor_mouse.cc

@@ -272,6 +272,7 @@ Editor::set_mouse_mode (MouseMode m, bool force)
 
 	if (ARDOUR::Profile->get_mixbus()) {
 		if ( m == MouseCut) m = MouseObject;
+		if ( m == MouseAudition) m = MouseRange;
 	}
 
 	Glib::RefPtr<Action>       act  = get_mouse_mode_action(m);
@@ -289,6 +290,7 @@ Editor::mouse_mode_toggled (MouseMode m)
 {
 	if (ARDOUR::Profile->get_mixbus()) {
 		if ( m == MouseCut)  m = MouseObject;
+		if ( m == MouseAudition)  m = MouseRange;
 	}
 
 	Glib::RefPtr<Action>       act  = get_mouse_mode_action(m);
@@ -2557,6 +2559,17 @@ Editor::escape ()
 		_drags->abort ();
 	} else {
 		selection->clear ();
+		
+		//if session is playing a range, cancel that
+		if (_session->get_play_range()) {
+			_session->request_cancel_play_range();
+		}
+
+		if ( _session->solo_selection_active() ) {
+			StripableList sl;
+			_session->solo_selection( sl, false );
+		}
+		
 	}
 
 	ARDOUR_UI::instance()->reset_focus (&contents());

gtk2_ardour/editor_ops.cc

@@ -1963,6 +1963,31 @@ Editor::temporal_zoom_selection (Editing::ZoomAxis axes)
 {
 	if (!selection) return;
 	
+	if ( selection->regions.empty() && selection->time.empty() ) {
+		if (axes == Horizontal || axes == Both) {
+			temporal_zoom_step(true);
+		}
+		if (axes == Vertical || axes == Both) {
+			if ( !track_views.empty() ) {
+
+				TrackViewList tvl;
+
+				//implicit hack: by extending the top & bottom check outside the current view limits, we include the trackviews immediately above & below what is visible
+				const double top = vertical_adjustment.get_value() - 10;
+				const double btm = top + _visible_canvas_height + 10;
+
+				for (TrackViewList::iterator iter = track_views.begin(); iter != track_views.end(); ++iter) {
+					if ( (*iter)->covered_by_y_range (top, btm) ) {
+						tvl.push_back(*iter);
+					}
+				}
+
+				fit_tracks (tvl);
+			}
+		}
+		return;
+	}
+
 	//ToDo:  if notes are selected, zoom to that
 
 	//ToDo:  if control points are selected, zoom to that
@@ -5865,6 +5890,54 @@ Editor::toggle_record_enable ()
 	}
 }
 
+StripableList
+tracklist_to_stripables( TrackViewList list )
+{
+	StripableList ret;
+	
+	for (TrackSelection::iterator i = list.begin(); i != list.end(); ++i) {
+		RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*> ((*i));
+
+		if (rtv && rtv->is_track()) {
+			ret.push_back( rtv->track() );
+		}
+	}
+	
+	return ret;
+}
+
+void
+Editor::play_solo_selection (bool restart)
+{
+	//note: session::solo_selection takes care of invalidating the region playlist
+
+	if ( (!selection->tracks.empty()) && selection->time.length() > 0 ) {  //a range is selected; solo the tracks and roll
+	
+		StripableList sl = tracklist_to_stripables (selection->tracks);
+		_session->solo_selection( sl, true );
+
+		if ( restart ) {
+			samplepos_t start = selection->time.start();
+			samplepos_t end = selection->time.end_sample();
+			_session->request_bounded_roll (start, end);
+		}
+	} else if ( ! selection->tracks.empty() ) {  //no range is selected, but tracks are selected; solo the tracks and roll
+		StripableList sl = tracklist_to_stripables (selection->tracks);
+		_session->solo_selection( sl, true );
+		_session->request_cancel_play_range();
+		transition_to_rolling (true);
+	
+	} else if ( ! selection->regions.empty() ) {  //solo any tracks with selected regions, and roll
+		StripableList sl = tracklist_to_stripables ( get_tracks_for_range_action() );
+		_session->solo_selection( sl, true );
+		_session->request_cancel_play_range();
+		transition_to_rolling (true);
+	} else {
+		_session->request_cancel_play_range();
+		transition_to_rolling (true);  //no selection.  just roll.
+	}
+}
+
 void
 Editor::toggle_solo ()
 {

gtk2_ardour/editor_selection.cc

@@ -1155,6 +1155,13 @@ Editor::presentation_info_changed (PropertyChange const & what_changed)
 	}
 }
 
+void
+Editor::track_selection_changed ()
+{
+	if ( _session->solo_selection_active() )
+		play_solo_selection(false);
+}
+
 void
 Editor::time_selection_changed ()
 {
@@ -1577,6 +1584,8 @@ Editor::region_selection_changed ()
 		}
 	}
 
+	if ( _session->solo_selection_active() )
+		play_solo_selection(false);
 }
 
 void

gtk2_ardour/public_editor.h

@@ -211,6 +211,7 @@ public:
 	virtual void set_selection (std::list<Selectable*>, Selection::Operation) = 0;
 
 	virtual bool extend_selection_to_track (TimeAxisView&) = 0;
+	virtual void play_solo_selection(bool restart) = 0;
 	virtual void play_selection () = 0;
 	virtual void play_with_preroll () = 0;
 	virtual void rec_with_preroll () = 0;

gtk2_ardour/region_view.h

@@ -61,6 +61,11 @@ public:
 
 	~RegionView ();
 
+	virtual void set_selected (bool yn) {
+		_region->set_selected_for_solo(yn);
+		TimeAxisViewItem::set_selected(yn);
+	}
+
 	virtual void init (bool wait_for_data);
 
 	boost::shared_ptr<ARDOUR::Region> region() const { return _region; }

gtk2_ardour/selection.cc

@@ -1693,4 +1693,6 @@ Selection::core_selection_changed (PropertyChange const & what_changed)
 			tracks.push_back (tav);
 		}
 	}
+	
+	TracksChanged();
 }

gtk2_ardour/selection.h

@@ -94,6 +94,7 @@ public:
 
 	// Selection& operator= (const Selection& other);
 
+	sigc::signal<void> TracksChanged;
 	sigc::signal<void> RegionsChanged;
 	sigc::signal<void> TimeChanged;
 	sigc::signal<void> LinesChanged;