Revert previous select-strips-under-mouse behavior

However, keep the path for deletions in the editor-mixer via _entered_mixer_strip
TODO:  if nothing was deleted, assume the user was trying to delete something in the editor instead
Show selected plugins by a red border
TODO:  more work on the selection model for plugins and mixer strips

gtk2_ardour/ardour_button.cc

@@ -465,6 +465,12 @@ ArdourButton::render (cairo_t* cr, cairo_rectangle_t *)
 			cairo_fill (cr);
 		}
 	}
+	if (visual_state() & Gtkmm2ext::Selected) {
+			cairo_set_line_width(cr,2);
+			rounded_function (cr, 0, 0, get_width(), get_height(), _corner_radius);
+			cairo_set_source_rgba (cr, 1, 0, 0, 0.5);
+			cairo_stroke (cr);
+	}
 	if (_focused) {
 		rounded_function (cr, 1.5, 1.5, get_width() - 3, get_height() - 3, _corner_radius);
 		cairo_set_source_rgba (cr, 0.905, 0.917, 0.925, 0.8);

gtk2_ardour/editor.h

@@ -307,8 +307,6 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
 	void show_editor_list (bool yn);
 	void set_selected_mixer_strip (TimeAxisView&);
 	void mixer_strip_width_changed ();
-	bool mixer_strip_enter_event ( GdkEventCrossing * );
-	bool mixer_strip_leave_event ( GdkEventCrossing * );
 	void hide_track_in_display (TimeAxisView* tv, bool apply_to_selection = false);
 
 	/* nudge is initiated by transport controls owned by ARDOUR_UI */

gtk2_ardour/editor_mixer.cc

@@ -184,27 +184,6 @@ Editor::create_editor_mixer ()
 #endif
 	current_mixer_strip->set_embedded (true);
 	
-	current_mixer_strip->signal_enter_notify_event().connect (sigc::mem_fun(*this, &Editor::mixer_strip_enter_event ));
-	current_mixer_strip->signal_leave_notify_event().connect (sigc::mem_fun(*this, &Editor::mixer_strip_leave_event ));
-
-}
-
-bool
-Editor::mixer_strip_enter_event (GdkEventCrossing *ev)
-{
-	current_mixer_strip->set_selected(true);
-	return false;
-}
-
-bool
-Editor::mixer_strip_leave_event (GdkEventCrossing *ev)
-{
-	//if we have moved outside our strip, but not into a child view, then deselect ourselves
-	if ( !(ev->detail == GDK_NOTIFY_INFERIOR) ) {
-		current_mixer_strip->set_selected(false);
-	}
-	
-	return false;
 }
 
 void

gtk2_ardour/editor_ops.cc

@@ -3734,8 +3734,8 @@ Editor::delete_ ()
 {
 	//special case: if the user is pointing in the editor/mixer strip, they may be trying to delete a plugin.
 	//we need this because the editor-mixer strip is in the editor window, so it doesn't get the bindings from the mix window
-	//TODO:  perhaps someday we need to accomodate the other bindings such as mute, solo, etc.
-	if ( current_mixer_strip && current_mixer_strip->is_selected() )
+	MixerStrip *entered = MixerStrip::entered_mixer_strip();
+	if ( current_mixer_strip && current_mixer_strip == entered )
 		current_mixer_strip->delete_processors ();
 	else
 		cut_copy (Delete);

gtk2_ardour/mixer_actor.cc

@@ -237,7 +237,7 @@ MixerActor::delete_processors ()
 	BOOST_FOREACH(RouteUI* r, _route_targets) {
 		MixerStrip* ms = dynamic_cast<MixerStrip*> (r);
 		if (ms) {
-			ms->delete_processors ();
+			ms->select_all_processors ();
 		}
 	}
 }

gtk2_ardour/mixer_strip.cc

@@ -76,6 +76,8 @@ using namespace Gtkmm2ext;
 using namespace std;
 using namespace ArdourMeter;
 
+MixerStrip* MixerStrip::_entered_mixer_strip;
+
 int MixerStrip::scrollbar_height = 0;
 PBD::Signal1<void,MixerStrip*> MixerStrip::CatchDeletion;
 
@@ -137,6 +139,7 @@ MixerStrip::init ()
 {
 	int button_table_row = 0;
 
+	_entered_mixer_strip= 0;
 	input_selector = 0;
 	output_selector = 0;
 	group_menu = 0;
@@ -394,6 +397,10 @@ MixerStrip::init ()
 	Config->ParameterChanged.connect (_config_connection, MISSING_INVALIDATOR, boost::bind (&MixerStrip::parameter_changed, this, _1), gui_context());
 	_session->config.ParameterChanged.connect (_config_connection, MISSING_INVALIDATOR, boost::bind (&MixerStrip::parameter_changed, this, _1), gui_context());
 
+	//watch for mouse enter/exit so we can do some stuff
+	signal_enter_notify_event().connect (sigc::mem_fun(*this, &MixerStrip::mixer_strip_enter_event ));
+	signal_leave_notify_event().connect (sigc::mem_fun(*this, &MixerStrip::mixer_strip_leave_event ));
+
 	gpm.LevelMeterButtonPress.connect_same_thread (_level_meter_connection, boost::bind (&MixerStrip::level_meter_button_press, this, _1));
 }
 
@@ -401,11 +408,38 @@ MixerStrip::~MixerStrip ()
 {
 	CatchDeletion (this);
 
+	if (this ==_entered_mixer_strip)
+		_entered_mixer_strip = NULL;
+
 	delete input_selector;
 	delete output_selector;
 	delete comment_window;
 }
 
+bool
+MixerStrip::mixer_strip_enter_event (GdkEventCrossing *ev)
+{
+	_entered_mixer_strip = this;
+	return false;
+}
+
+bool
+MixerStrip::mixer_strip_leave_event (GdkEventCrossing *ev)
+{
+	//if we have moved outside our strip, but not into a child view, then deselect ourselves
+	if ( !(ev->detail == GDK_NOTIFY_INFERIOR) ) {
+		_entered_mixer_strip= 0;
+
+//		processor_box.deselect_all_processors();
+
+		//clear keyboard focus in the gain display.  this is cheesy but fixes a longstanding bug.
+		gpm.gain_display.set_sensitive(false);
+		gpm.gain_display.set_sensitive(true);
+	}
+	
+	return false;
+}
+
 void
 MixerStrip::set_route (boost::shared_ptr<Route> rt)
 {
@@ -1613,10 +1647,6 @@ MixerStrip::set_selected (bool yn)
 	}
 	global_frame.queue_draw ();
 	
-	if (!yn) {  //if deselected, clear keyboard focus in the gain display.  this is cheesy but fixes a longstanding bug
-		gpm.gain_display.set_sensitive(false);
-		gpm.gain_display.set_sensitive(true);
-	}
 }
 
 void

gtk2_ardour/mixer_strip.h

@@ -133,6 +133,8 @@ class MixerStrip : public RouteUI, public Gtk::EventBox
 	void set_selected(bool yn);
 	bool is_selected() {return _selected;}
 
+	static MixerStrip* entered_mixer_strip() { return _entered_mixer_strip; }
+
   protected:
 	friend class Mixer_UI;
 	void set_packed (bool yn);
@@ -280,6 +282,8 @@ class MixerStrip : public RouteUI, public Gtk::EventBox
 
 	bool ignore_speed_adjustment;
 
+	static MixerStrip* _entered_mixer_strip;
+
 	void engine_running();
 	void engine_stopped();
 
@@ -298,6 +302,9 @@ class MixerStrip : public RouteUI, public Gtk::EventBox
 	void update_io_button (boost::shared_ptr<ARDOUR::Route> route, Width width, bool input_button);
 	void port_connected_or_disconnected (boost::weak_ptr<ARDOUR::Port>, boost::weak_ptr<ARDOUR::Port>);
 
+	bool mixer_strip_enter_event ( GdkEventCrossing * );
+	bool mixer_strip_leave_event ( GdkEventCrossing * );
+
 	/** A VisibilityGroup to manage the visibility of some of our controls.
 	 *  We fill it with the controls that are being managed, using the same names
 	 *  as those used with _mixer_strip_visibility in RCOptionEditor.  Then

gtk2_ardour/mixer_ui.cc

@@ -392,7 +392,6 @@ Mixer_UI::add_strips (RouteList& routes)
 			
 			strip->WidthChanged.connect (sigc::mem_fun(*this, &Mixer_UI::strip_width_changed));
 			strip->signal_button_release_event().connect (sigc::bind (sigc::mem_fun(*this, &Mixer_UI::strip_button_release_event), strip));
-			strip->signal_enter_notify_event().connect (sigc::bind (sigc::mem_fun(*this, &Mixer_UI::strip_enter_event), strip));
 		}
 
 	} catch (...) {
@@ -635,19 +634,6 @@ Mixer_UI::strip_by_route (boost::shared_ptr<Route> r)
 	return 0;
 }
 
-bool
-Mixer_UI::strip_enter_event (GdkEventCrossing *ev, MixerStrip *strip)
-{
-	if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
-		;  //don't change the current selection, user is doing it manually
-	} else if (Keyboard::modifier_state_equals (ev->state, Keyboard::TertiaryModifier)) {
-		_selection.add (strip);
-	} else
-		_selection.set (strip);
-	return false;
-}
-
-
 bool
 Mixer_UI::strip_button_release_event (GdkEventButton *ev, MixerStrip *strip)
 {

gtk2_ardour/mixer_ui.h

@@ -249,7 +249,6 @@ class Mixer_UI : public Gtk::Window, public PBD::ScopedConnectionList, public AR
 	void group_display_selection_changed ();
 
 	bool strip_button_release_event (GdkEventButton*, MixerStrip*);
-	bool strip_enter_event (GdkEventCrossing*, MixerStrip*);
 
 	Width _strip_width;