various changes to controls_layout size management

git-svn-id: svn://localhost/trunk/ardour2@205 d708f5d6-7413-0410-9779-e7cbd77b26cf

gtk2_ardour/editor.cc

@@ -365,7 +365,6 @@ Editor::Editor (AudioEngine& eng)
 	range_marker_drag_rect = 0;
 	marker_drag_line = 0;
 	
-	mouse_mode = MouseZoom; /* force change in next call */
 	set_mouse_mode (MouseObject, true);
 
 	frames_per_unit = 2048; /* too early to use set_frames_per_unit */
@@ -375,7 +374,7 @@ Editor::Editor (AudioEngine& eng)
 	initialize_rulers ();
 	initialize_canvas ();
 
-	edit_controls_vbox.set_spacing (track_spacing);
+	edit_controls_vbox.set_spacing (0);
 	horizontal_adjustment.signal_value_changed().connect (mem_fun(*this, &Editor::canvas_horizontally_scrolled));
 	vertical_adjustment.signal_value_changed().connect (mem_fun(*this, &Editor::tie_vertical_scrolling));
 	
@@ -389,8 +388,6 @@ Editor::Editor (AudioEngine& eng)
 	controls_layout.add (edit_controls_vbox);
 	controls_layout.set_name ("EditControlsBase");
 	controls_layout.add_events (Gdk::SCROLL_MASK);
-	controls_layout.signal_size_request().connect (mem_fun(*this, &Editor::set_layout_width), false);
-	controls_layout.signal_expose_event().connect (mem_fun(*this, &Editor::control_layout_expose), false);
 	controls_layout.signal_scroll_event().connect (mem_fun(*this, &Editor::control_layout_scroll), false);
 	
 	controls_layout.add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK|Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK);
@@ -820,7 +817,6 @@ Editor::tie_vertical_scrolling ()
 {
 	double y1 = vertical_adjustment.get_value();
 	controls_layout.get_vadjustment()->set_value (y1);
-
 	playhead_cursor->set_y_axis(y1);
 	edit_cursor->set_y_axis(y1);
 }
@@ -3910,23 +3906,6 @@ Editor::transport_punch_location()
 	}
 }
 
-void
-Editor::set_layout_width(Gtk::Requisition *r)
-{
-	edit_controls_vbox.check_resize();
-	int w = edit_controls_vbox.get_width();
-	cerr << "set_layout_width() called w = " << w << endl;
-	
-	controls_layout.set_size_request (w, -1);
-}
-
-bool
-Editor::control_layout_expose (GdkEventExpose* ex)
-{
-	cerr << "control layout_expose() called" << endl;
-	return true;
-}
-
 bool
 Editor::control_layout_scroll (GdkEventScroll* ev)
 {

gtk2_ardour/editor.h

@@ -642,8 +642,6 @@ class Editor : public PublicEditor
 	Gtk::Adjustment     horizontal_adjustment;
 
 	Gtk::Layout         controls_layout;
-	void set_layout_width(Gtk::Requisition *);
-	bool Editor::control_layout_expose (GdkEventExpose* ev);
 	bool Editor::control_layout_scroll (GdkEventScroll* ev);
 
 	Gtk::HScrollbar     edit_hscrollbar;
@@ -1149,6 +1147,7 @@ class Editor : public PublicEditor
 	bool canvas_playhead_cursor_event (GdkEvent* event, ArdourCanvas::Item*);
 	bool canvas_edit_cursor_event (GdkEvent* event, ArdourCanvas::Item*);
 	bool track_canvas_event (GdkEvent* event, ArdourCanvas::Item*);
+	bool track_canvas_scroll (GdkEventScroll* event);
 
 	bool track_canvas_button_press_event (GdkEventButton *);
 	bool track_canvas_button_release_event (GdkEventButton *);

gtk2_ardour/editor_canvas.cc

@@ -90,7 +90,7 @@ Editor::initialize_canvas ()
 
 	track_canvas.signal_event().connect (bind (mem_fun (*this, &Editor::track_canvas_event), (ArdourCanvas::Item*) 0));
 	track_canvas.set_name ("EditorMainCanvas");
-	track_canvas.add_events (Gdk::POINTER_MOTION_HINT_MASK);
+	track_canvas.add_events (Gdk::POINTER_MOTION_HINT_MASK|Gdk::SCROLL_MASK);
 	track_canvas.signal_leave_notify_event().connect (mem_fun(*this, &Editor::left_track_canvas));
 	
 	/* set up drag-n-drop */
@@ -357,10 +357,11 @@ Editor::reset_scrolling_region (Gtk::Allocation* alloc)
 	TreeModel::Children rows = route_display_model->children();
 	TreeModel::Children::iterator i;
 	double pos;
-	
+
         for (pos = 0, i = rows.begin(); i != rows.end(); ++i) {
 	        TimeAxisView *tv = (*i)[route_display_columns.tv];
 		pos += tv->effective_height;
+		pos += track_spacing;
 	}
 
 	RefPtr<Gdk::Screen> screen = get_screen();
@@ -369,13 +370,19 @@ Editor::reset_scrolling_region (Gtk::Allocation* alloc)
 		screen = Gdk::Screen::get_default();
 	}
 
-	edit_controls_hbox.set_size_request (-1, min ((gint) pos, (screen->get_height() - 400)));
-	edit_controls_vbox.set_size_request (-1, min ((gint) pos, (screen->get_height() - 400)));
 	double last_canvas_unit = ceil ((double) max_frames / frames_per_unit);
 	track_canvas.set_scroll_region (0.0, 0.0, max (last_canvas_unit, canvas_width), pos);
 
 	// XXX what is the correct height value for the time canvas ? this overstates it
 	time_canvas.set_scroll_region ( 0.0, 0.0, max (last_canvas_unit, canvas_width), canvas_height);
+
+	/* never let the width of the controls area shrink horizontally */
+
+	edit_controls_vbox.check_resize();
+	int w = max (edit_controls_vbox.get_width(),  controls_layout.get_width());
+
+	controls_layout.set_size_request (w, min ((gint) pos, (screen->get_height() - 400)));
+	controls_layout.set_size (w, (gint) pos);
 }
 
 bool

gtk2_ardour/editor_canvas_events.cc

@@ -44,11 +44,36 @@ using namespace sigc;
 using namespace ARDOUR;
 using namespace Gtk;
 
+bool
+Editor::track_canvas_scroll (GdkEventScroll* ev)
+{
+	switch (ev->direction) {
+	case GDK_SCROLL_UP:
+		scroll_tracks_up_line ();
+		return true;
+		break;
+
+	case GDK_SCROLL_DOWN:
+		scroll_tracks_down_line ();
+		return true;
+		
+	default:
+		/* no left/right handling yet */
+		break;
+	}
+
+	return false;
+}
+
 bool
 Editor::track_canvas_event (GdkEvent *event, ArdourCanvas::Item* item)
 {
 	gint x, y;
 
+	/* this is the handler for events that are not handled by
+	   items.
+	*/
+
 	switch (event->type) {
 	case GDK_MOTION_NOTIFY:
 		/* keep those motion events coming */
@@ -64,6 +89,10 @@ Editor::track_canvas_event (GdkEvent *event, ArdourCanvas::Item* item)
 		}
 		break;
 
+	case GDK_SCROLL:
+		track_canvas_scroll (&event->scroll);
+		break;
+
 	default:
 		break;
 	}

gtk2_ardour/editor_route_list.cc

@@ -238,7 +238,7 @@ Editor::route_list_reordered ()
 				*/
 			
 			if ((at = dynamic_cast<AudioTimeAxisView*> (tv)) != 0) {
-				at->route().set_order_key (N_("editor"), position);
+				at->route().set_order_key (N_("editor"), order);
 			}
 		}
 		if (tv->marked_for_display()) {

gtk2_ardour/main.cc

@@ -304,7 +304,7 @@ main (int argc, char *argv[])
 
 	pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, 0);
 
-	catch_signals ();
+	// catch_signals ();
 
 	text_receiver.listen_to (error);
 	text_receiver.listen_to (info);

gtk2_ardour/time_axis_view.cc

@@ -139,7 +139,7 @@ TimeAxisView::TimeAxisView (ARDOUR::Session& sess, PublicEditor& ed, TimeAxisVie
 
 	controls_frame.add (controls_hbox);
 	controls_frame.set_name ("TimeAxisViewControlsBaseUnselected");
-	controls_frame.set_shadow_type (Gtk::SHADOW_IN);
+	controls_frame.set_shadow_type (Gtk::SHADOW_OUT);
 }
 
 TimeAxisView::~TimeAxisView()
@@ -357,7 +357,7 @@ void
 TimeAxisView::set_height (TrackHeight h)
 {
 	height = (guint32) h;
-	controls_frame.set_size_request (-1, height);
+	controls_frame.set_size_request (-1, height+2);
 
  	if (canvas_item_visible (selection_group)) {
 		/* resize the selection rect */