framework for handling events on the xfade rects

git-svn-id: svn://localhost/ardour2/branches/3.0@12213 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 68 insertions, 0 deletions

diff --git a/gtk2_ardour/editor_canvas_events.cc b/gtk2_ardour/editor_canvas_events.cc
index 72de353500..a123ea1e9c 100644
--- a/gtk2_ardour/editor_canvas_events.cc
+++ b/gtk2_ardour/editor_canvas_events.cc
@@ -349,6 +349,74 @@ Editor::canvas_automation_track_event (GdkEvent *event, ArdourCanvas::Item* item
 }
 
 bool
+Editor::canvas_start_xfade_event (GdkEvent *event, ArdourCanvas::Item* item, AudioRegionView *rv)
+{
+	if (!rv->sensitive()) {
+		return false;
+	}
+
+	switch (event->type) {
+	case GDK_BUTTON_PRESS:
+		clicked_regionview = rv;
+		clicked_control_point = 0;
+		clicked_axisview = &rv->get_time_axis_view();
+		clicked_routeview = dynamic_cast<RouteTimeAxisView*>(clicked_axisview);
+		if (event->button.button == 3) {
+			return button_press_handler (item, event, StartCrossFadeItem);
+		}
+		break;
+
+	case GDK_BUTTON_RELEASE:
+		if (event->button.button == 3) {
+			return button_release_handler (item, event, StartCrossFadeItem);
+		}
+		break;
+
+	default:
+		break;
+
+	}
+
+	/* proxy for the regionview */
+
+	return canvas_region_view_event (event, rv->get_canvas_group(), rv);
+}
+
+bool
+Editor::canvas_end_xfade_event (GdkEvent *event, ArdourCanvas::Item* item, AudioRegionView *rv)
+{
+	if (!rv->sensitive()) {
+		return false;
+	}
+
+	switch (event->type) {
+	case GDK_BUTTON_PRESS:
+		clicked_regionview = rv;
+		clicked_control_point = 0;
+		clicked_axisview = &rv->get_time_axis_view();
+		clicked_routeview = dynamic_cast<RouteTimeAxisView*>(clicked_axisview);
+		if (event->button.button == 3) {
+			return button_press_handler (item, event, EndCrossFadeItem);
+		}
+		break;
+
+	case GDK_BUTTON_RELEASE:
+		if (event->button.button == 3) {
+			return button_release_handler (item, event, EndCrossFadeItem);
+		}
+		break;
+
+	default:
+		break;
+
+	}
+
+	/* proxy for the regionview */
+
+	return canvas_region_view_event (event, rv->get_canvas_group(), rv);
+}
+
+bool
 Editor::canvas_fade_in_event (GdkEvent *event, ArdourCanvas::Item* item, AudioRegionView *rv)
 {
 	/* we handle only button 3 press/release events */