black bg for meters, font fixups for startup message, new notebook widget (incomplete)
[ardour.git] / gtk2_ardour / editor.cc
index d4d9ace167a8e8716511927281fba70907f4f57a..1ac371c8579c001f9662e69a114fbca1eca8a1b2 100644 (file)
@@ -26,8 +26,6 @@
 
 #include <sigc++/bind.h>
 
-#include <libgnomecanvasmm/init.h>
-
 #include <pbd/error.h>
 
 #include <gtkmm/image.h>
@@ -50,7 +48,6 @@
 #include <ardour/utils.h>
 
 #include "ardour_ui.h"
-#include "check_mark.h"
 #include "editor.h"
 #include "grouped_buttons.h"
 #include "keyboard.h"
@@ -60,7 +57,6 @@
 #include "rgb_macros.h"
 #include "selection.h"
 #include "streamview.h"
-#include "simpleline.h"
 #include "time_axis_view.h"
 #include "utils.h"
 #include "crossfade_view.h"
@@ -69,6 +65,7 @@
 #include "crossfade_edit.h"
 #include "audio_time_axis.h"
 #include "canvas_impl.h"
+#include "actions.h"
 #include "gui_thread.h"
 
 #include "i18n.h"
@@ -85,9 +82,6 @@ using namespace Glib;
 using namespace Gtkmm2ext;
 using namespace Editing;
 
-/* XXX this is a hack. it ought to be the maximum value of an jack_nframes_t */
-
-const double max_canvas_coordinate = 100000000.0;
 const double Editor::timebar_height = 15.0;
 
 #include "editor_xpms"
@@ -150,15 +144,9 @@ Gdk::Cursor* Editor::zoom_cursor = 0;
 Gdk::Cursor* Editor::time_fx_cursor = 0;
 Gdk::Cursor* Editor::fader_cursor = 0;
 Gdk::Cursor* Editor::speaker_cursor = 0;
-Gdk::Cursor* Editor::null_cursor = 0;
 Gdk::Cursor* Editor::wait_cursor = 0;
 Gdk::Cursor* Editor::timebar_cursor = 0;
 
-GdkPixmap *Editor::check_pixmap = 0;
-GdkBitmap *Editor::check_mask = 0;
-GdkPixmap *Editor::empty_pixmap = 0;
-GdkBitmap *Editor::empty_mask = 0;
-
 Editor::Editor (AudioEngine& eng) 
        : engine (eng),
 
@@ -224,13 +212,6 @@ Editor::Editor (AudioEngine& eng)
 
        init_colormap ();
 
-       check_pixmap = gdk_pixmap_colormap_create_from_xpm_d (NULL, 
-                                                             gtk_widget_get_colormap (GTK_WIDGET(edit_group_list.gobj())),
-                                                             &check_mask, NULL, (gchar **) check_xpm);
-       empty_pixmap = gdk_pixmap_colormap_create_from_xpm_d (NULL, 
-                                                             gtk_widget_get_colormap (GTK_WIDGET(edit_group_list.gobj())),
-                                                             &empty_mask, NULL, (gchar **) empty_xpm);
-
        session = 0;
 
        selection = new Selection;
@@ -329,7 +310,7 @@ Editor::Editor (AudioEngine& eng)
        initialize_canvas ();
 
        track_canvas_scroller.add (track_canvas);
-       track_canvas_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_NEVER);
+       track_canvas_scroller.set_policy (POLICY_NEVER, POLICY_NEVER);
        track_canvas_scroller.set_name ("TrackCanvasScroller");
 
        track_canvas_scroller.get_vadjustment()->signal_value_changed().connect (mem_fun(*this, &Editor::tie_vertical_scrolling));
@@ -339,7 +320,7 @@ Editor::Editor (AudioEngine& eng)
        track_canvas_scroller.get_hadjustment()->set_upper (1200.0);
        track_canvas_scroller.get_hadjustment()->set_step_increment (20.0);
        track_canvas_scroller.get_hadjustment()->signal_value_changed().connect (mem_fun(*this, &Editor::canvas_horizontally_scrolled));
-       
+
        edit_vscrollbar.set_adjustment(*track_canvas_scroller.get_vadjustment());
        edit_hscrollbar.set_adjustment(*track_canvas_scroller.get_hadjustment());
 
@@ -348,10 +329,13 @@ Editor::Editor (AudioEngine& eng)
        edit_hscrollbar.signal_size_allocate().connect (mem_fun(*this, &Editor::hscroll_slider_allocate));
        
        time_canvas_scroller.add (time_canvas);
-       time_canvas_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_NEVER);
+       time_canvas_scroller.set_policy (POLICY_NEVER, POLICY_NEVER);
        time_canvas_scroller.set_hadjustment (*track_canvas_scroller.get_hadjustment());
        time_canvas_scroller.set_name ("TimeCanvasScroller");
 
+       track_canvas_scroller.signal_map_event().connect (mem_fun (*this, &Editor::track_canvas_map_handler));
+       time_canvas_scroller.signal_map_event().connect (mem_fun (*this, &Editor::time_canvas_map_handler));
+       
        edit_controls_vbox.set_spacing (track_spacing);
        edit_controls_hbox.pack_start (edit_controls_vbox, true, true);
        edit_controls_scroller.add (edit_controls_hbox);
@@ -443,17 +427,14 @@ Editor::Editor (AudioEngine& eng)
        edit_packer.set_homogeneous (false);
        edit_packer.set_name ("EditorWindow");
 
-//     edit_packer.attach (edit_hscroll_left_arrow_event,  0, 1, 0, 1,    Gtk::FILL,  0, 0, 0);
-//     edit_packer.attach (edit_hscroll_slider,            1, 2, 0, 1,    Gtk::FILL|Gtk::EXPAND,  0, 0, 0);
-//     edit_packer.attach (edit_hscroll_right_arrow_event, 2, 3, 0, 1,    Gtk::FILL,  0, 0, 0);
        edit_packer.attach (edit_hscrollbar,            1, 2, 0, 1,    FILL|EXPAND,  FILL, 0, 0);
 
-       edit_packer.attach (time_button_event_box,               0, 1, 1, 2,    FILL, FILL, 0, 0);
+       edit_packer.attach (time_button_event_box,          0, 1, 1, 2,    FILL, FILL, 0, 0);
        edit_packer.attach (time_canvas_event_box,          1, 2, 1, 2,    FILL|EXPAND, FILL, 0, 0);
 
-       edit_packer.attach (edit_controls_scroller,         0, 1, 2, 3,    FILL,                   FILL|EXPAND, 0, 0);
+       edit_packer.attach (edit_controls_scroller,         0, 1, 2, 3,    FILL,FILL, 0, 0);
        edit_packer.attach (track_canvas_event_box,         1, 2, 2, 3,    FILL|EXPAND, FILL|EXPAND, 0, 0);
-       edit_packer.attach (edit_vscrollbar,                2, 3, 2, 3,    FILL,                   FILL|EXPAND, 0, 0);
+       edit_packer.attach (edit_vscrollbar,                2, 3, 2, 3,    FILL,        FILL|EXPAND, 0, 0);
 
        edit_frame.set_name ("BaseFrame");
        edit_frame.set_shadow_type (SHADOW_IN);
@@ -464,38 +445,30 @@ Editor::Editor (AudioEngine& eng)
        ARDOUR_UI::instance()->tooltips().set_tip (zoom_in_button, _("Zoom in"));
        ARDOUR_UI::instance()->tooltips().set_tip (zoom_out_button, _("Zoom out"));
 
-//     zoom_onetoone_button.set_name ("EditorTimeButton");
        zoom_out_full_button.set_name ("EditorTimeButton");
-//     ARDOUR_UI::instance()->tooltips().set_tip (zoom_onetoone_button, _("Zoom in 1:1"));
        ARDOUR_UI::instance()->tooltips().set_tip (zoom_out_full_button, _("Zoom to session"));
 
-       zoom_in_button.add (*(manage (new Gtk::Image (Gdk::Pixbuf::create_from_xpm_data(zoom_in_button_xpm)))));
-       zoom_out_button.add (*(manage (new Gtk::Image (Gdk::Pixbuf::create_from_xpm_data(zoom_out_button_xpm)))));
-       zoom_out_full_button.add (*(manage (new Gtk::Image (Gdk::Pixbuf::create_from_xpm_data(zoom_out_full_button_xpm)))));
-//     zoom_onetoone_button.add (*(manage (new Gtk::Image (zoom_onetoone_button_xpm))));
-
+       zoom_in_button.add (*(manage (new Gtk::Image (Stock::ZOOM_IN, ICON_SIZE_BUTTON))));
+       zoom_out_button.add (*(manage (new Gtk::Image (Stock::ZOOM_OUT, ICON_SIZE_BUTTON))));
+       zoom_out_full_button.add (*(manage (new Gtk::Image (Stock::ZOOM_FIT, ICON_SIZE_BUTTON))));
        
        zoom_in_button.signal_clicked().connect (bind (mem_fun(*this, &Editor::temporal_zoom_step), false));
        zoom_out_button.signal_clicked().connect (bind (mem_fun(*this, &Editor::temporal_zoom_step), true));
        zoom_out_full_button.signal_clicked().connect (mem_fun(*this, &Editor::temporal_zoom_session));
-//     zoom_onetoone_button.signal_clicked().connect (bind (mem_fun(*this, &Editor::temporal_zoom), 1.0));
        
        zoom_indicator_box.pack_start (zoom_out_button, false, false);
        zoom_indicator_box.pack_start (zoom_in_button, false, false);
        zoom_indicator_box.pack_start (zoom_range_clock, false, false); 
-//     zoom_indicator_box.pack_start (zoom_onetoone_button, false, false);
        zoom_indicator_box.pack_start (zoom_out_full_button, false, false);
        
        zoom_indicator_label.set_text (_("Zoom Span"));
        zoom_indicator_label.set_name ("ToolBarLabel");
 
-
        zoom_indicator_vbox.set_spacing (3);
        zoom_indicator_vbox.set_border_width (3);
        zoom_indicator_vbox.pack_start (zoom_indicator_label, false, false);
        zoom_indicator_vbox.pack_start (zoom_indicator_box, false, false);
 
-
        bottom_hbox.set_border_width (3);
        bottom_hbox.set_spacing (3);
 
@@ -540,16 +513,18 @@ Editor::Editor (AudioEngine& eng)
        /* use checkbox for the active column */
 
        CellRendererToggle *active_cell = dynamic_cast<CellRendererToggle*>(edit_group_list.get_column_cell_renderer (0));
-       active_cell->set_property ("activatable", true);
-       active_cell->set_property ("radio", false);
+       active_cell->property_activatable() = true;
+       active_cell->property_radio() = false;
 
        edit_group_list.set_name ("MixerGroupList");
        //edit_group_list.set_shadow_type (Gtk::SHADOW_IN);
-       route_list.set_headers_visible (false);
-       edit_group_list.set_reorderable (false);
-       edit_group_list.set_size_request (75, -1);
+
        edit_group_list.columns_autosize ();
        edit_group_list.get_selection()->set_mode (Gtk::SELECTION_MULTIPLE);
+       edit_group_list.set_reorderable (false);
+
+       edit_group_list.set_size_request (75, -1);
+       edit_group_list.set_headers_visible (true);
 
        edit_group_list_scroller.add (edit_group_list);
        edit_group_list_scroller.set_policy (Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
@@ -576,19 +551,6 @@ Editor::Editor (AudioEngine& eng)
        edit_group_vbox.pack_start (edit_group_list_button, false, false);
        edit_group_vbox.pack_start (edit_group_list_scroller, true, true);
        
-       route_list_frame.set_name ("BaseFrame");
-       route_list_frame.set_shadow_type (Gtk::SHADOW_IN);
-       route_list_frame.add (route_list_scroller);
-
-       edit_group_list_frame.set_name ("BaseFrame");
-       edit_group_list_frame.set_shadow_type (Gtk::SHADOW_IN);
-       edit_group_list_frame.add (edit_group_vbox);
-
-       route_group_vpane.add1 (route_list_frame);
-       route_group_vpane.add2 (edit_group_list_frame);
-
-       list_vpacker.pack_start (route_group_vpane, true, true);
-
        region_list_model = TreeStore::create (region_list_columns);
        region_list_sort_model = TreeModelSort::create (region_list_model);
        region_list_model->set_sort_func (0, mem_fun (*this, &Editor::region_list_sorter));
@@ -629,52 +591,32 @@ Editor::Editor (AudioEngine& eng)
 
        named_selection_model = TreeStore::create (named_selection_columns);
        named_selection_display.set_model (named_selection_model);
+       named_selection_display.append_column (_("Chunks"), named_selection_columns.text);
+       named_selection_display.set_size_request (100, -1);
        named_selection_display.set_name ("RegionListDisplay");
+       
+       named_selection_display.get_selection()->set_mode (Gtk::SELECTION_SINGLE);
        named_selection_display.set_size_request (100, -1);
        named_selection_display.set_headers_visible (true);
        named_selection_display.set_headers_clickable (true);
-       named_selection_display.get_selection()->set_mode (Gtk::SELECTION_SINGLE);
        named_selection_display.signal_button_press_event().connect (mem_fun(*this, &Editor::named_selection_display_button_press));
        named_selection_display.get_selection()->signal_changed().connect (mem_fun (*this, &Editor::named_selection_display_selection_changed));
 
-       region_selection_vpane.pack1 (region_list_scroller, true, true);
-       region_selection_vpane.pack2 (named_selection_scroller, true, true);
-
-       canvas_region_list_pane.pack1 (edit_frame, true, true);
-       canvas_region_list_pane.pack2 (region_selection_vpane, true, true);
-
-       track_list_canvas_pane.signal_size_allocate().connect_notify (bind (mem_fun(*this, &Editor::pane_allocation_handler),
-                                                                           static_cast<Gtk::Paned*> (&track_list_canvas_pane)));
-       canvas_region_list_pane.signal_size_allocate().connect_notify (bind (mem_fun(*this, &Editor::pane_allocation_handler),
-                                                                   static_cast<Gtk::Paned*> (&canvas_region_list_pane)));
-       route_group_vpane.signal_size_allocate().connect_notify (bind (mem_fun(*this, &Editor::pane_allocation_handler),
-                                                             static_cast<Gtk::Paned*> (&route_group_vpane)));
-       region_selection_vpane.signal_size_allocate().connect_notify (bind (mem_fun(*this, &Editor::pane_allocation_handler),
-                                                                  static_cast<Gtk::Paned*> (&region_selection_vpane)));
-       
-       track_list_canvas_pane.pack1 (list_vpacker, true, true);
-       track_list_canvas_pane.pack2 (canvas_region_list_pane, true, true);
-
-       /* provide special pane-handle event handling for easy "hide" action */
+       the_notebook.append_page (route_list_scroller, _("Tracks/Busses"));
+       the_notebook.append_page (edit_group_vbox, _("Edit Groups"));
+       the_notebook.append_page (region_list_scroller, _("Regions"));
+       the_notebook.append_page (named_selection_scroller, _("Chunks"));
+       the_notebook.set_show_tabs (true);
 
-       /* 0: collapse to show left/upper child
-          1: collapse to show right/lower child
-       */
-
-       route_group_vpane.set_data ("collapse-direction", (gpointer) 0);
-       region_selection_vpane.set_data ("collapse-direction", (gpointer) 0);
-       canvas_region_list_pane.set_data ("collapse-direction", (gpointer) 0);
-       track_list_canvas_pane.set_data ("collapse-direction", (gpointer) 1);
+       edit_pane.pack1 (edit_frame, true, true);
+       edit_pane.pack2 (the_notebook, true, true);
 
-       route_group_vpane.signal_button_release_event().connect (bind (sigc::ptr_fun (pane_handler), static_cast<Paned*> (&route_group_vpane)));
-       region_selection_vpane.signal_button_release_event().connect (bind (sigc::ptr_fun (pane_handler), static_cast<Paned*> (&region_selection_vpane)));
-       canvas_region_list_pane.signal_button_release_event().connect (bind (sigc::ptr_fun (pane_handler), static_cast<Paned*> (&canvas_region_list_pane)));
-       track_list_canvas_pane.signal_button_release_event().connect (bind (sigc::ptr_fun (pane_handler), static_cast<Paned*> (&track_list_canvas_pane)));
+       edit_pane.signal_size_allocate().connect_notify (bind (mem_fun(*this, &Editor::pane_allocation_handler), static_cast<Gtk::Paned*> (&edit_pane)));
 
        top_hbox.pack_start (toolbar_frame, true, true);
 
        HBox *hbox = manage (new HBox);
-       hbox->pack_start (track_list_canvas_pane, true, true);
+       hbox->pack_start (edit_pane, true, true);
 
        global_vpacker.pack_start (top_hbox, false, false);
        global_vpacker.pack_start (*hbox, true, true);
@@ -682,6 +624,7 @@ Editor::Editor (AudioEngine& eng)
        global_hpacker.pack_start (global_vpacker, true, true);
 
        set_name ("EditorWindow");
+       add_accel_group (ActionManager::ui_manager->get_accel_group());
 
        vpacker.pack_end (global_hpacker, true, true);
        
@@ -795,205 +738,12 @@ Editor::left_track_canvas (GdkEventCrossing *ev)
 }
 
 
-void
-Editor::initialize_canvas ()
-{
-       ArdourCanvas::init ();
-
-       /* adjust sensitivity for "picking" items */
-
-       // GNOME_CANVAS(track_canvas)->close_enough = 2;
-
-       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.signal_leave_notify_event().connect (mem_fun(*this, &Editor::left_track_canvas));
-       
-       /* set up drag-n-drop */
-       vector<Gtk::TargetEntry> target_table;
-       
-       target_table.push_back (TargetEntry ("STRING"));
-       target_table.push_back (TargetEntry ("text/plain"));
-       target_table.push_back (TargetEntry ("text/uri-list"));
-       target_table.push_back (TargetEntry ("application/x-rootwin-drop"));
-
-       // GTK2FIX
-       // track_canvas.drag_dest_set (target_table, DEST_DEFAULT_ALL, GdkDragAction (Gdk::ACTION_COPY|Gdk::ACTION_MOVE));
-       // track_canvas.signal_drag_data_received().connect (mem_fun(*this, &Editor::track_canvas_drag_data_received));
-
-       /* stuff for the verbose canvas cursor */
-
-       Pango::FontDescription font = get_font_for_style (N_("VerboseCanvasCursor"));
-
-       verbose_canvas_cursor = new ArdourCanvas::Text (*track_canvas.root());
-       verbose_canvas_cursor->set_property ("font_desc", font);
-       // GTK2FIX
-       // verbose_canvas_cursor->set_property ("anchor", GTK_ANCHOR_NW);
-       verbose_canvas_cursor->set_property ("fill_color_rgba", color_map[cVerboseCanvasCursor]);
-       
-       verbose_cursor_visible = false;
-       
-       /* a group to hold time (measure) lines */
-       
-       time_line_group = new ArdourCanvas::Group (*track_canvas.root(), 0.0, 0.0);
-       cursor_group = new ArdourCanvas::Group (*track_canvas.root(), 0.0, 0.0);
-       
-       time_canvas.set_name ("EditorTimeCanvas");
-       time_canvas.add_events (Gdk::POINTER_MOTION_HINT_MASK);
-       
-       meter_group = new ArdourCanvas::Group (*time_canvas.root(), 0.0, 0.0);
-       tempo_group = new ArdourCanvas::Group (*time_canvas.root(), 0.0, 0.0);
-       marker_group = new ArdourCanvas::Group (*time_canvas.root(), 0.0, timebar_height * 2.0);
-       range_marker_group = new ArdourCanvas::Group (*time_canvas.root(), 0.0, timebar_height * 3.0);
-       transport_marker_group = new ArdourCanvas::Group (*time_canvas.root(), 0.0, timebar_height * 4.0);
-       
-       tempo_bar = new ArdourCanvas::SimpleRect (*tempo_group, 0.0, 0.0, max_canvas_coordinate, timebar_height);
-       tempo_bar->set_property ("fill_color_rgba", color_map[cTempoBar]);
-       tempo_bar->set_property ("outline_pixels", 0);
-       
-       meter_bar = new ArdourCanvas::SimpleRect (*meter_group, 0.0, 0.0, max_canvas_coordinate, timebar_height);
-       meter_bar->set_property ("fill_color_rgba", color_map[cMeterBar]);
-       meter_bar->set_property ("outline_pixels",0);
-       
-       marker_bar = new ArdourCanvas::SimpleRect (*marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height);
-       marker_bar->set_property ("fill_color_rgba", color_map[cMarkerBar]);
-       marker_bar->set_property ("outline_pixels", 0);
-       
-       range_marker_bar = new ArdourCanvas::SimpleRect (*range_marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height);
-       range_marker_bar->set_property ("fill_color_rgba", color_map[cRangeMarkerBar]);
-       range_marker_bar->set_property ("outline_pixels", 0);
-       
-       transport_marker_bar = new ArdourCanvas::SimpleRect (*transport_marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height);
-       transport_marker_bar->set_property ("fill_color_rgba", color_map[cTransportMarkerBar]);
-       transport_marker_bar->set_property ("outline_pixels", 0);
-       
-       range_bar_drag_rect = new ArdourCanvas::SimpleRect (*range_marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height);
-       range_bar_drag_rect->set_property ("fill_color_rgba", color_map[cRangeDragBarRectFill]);
-       range_bar_drag_rect->set_property ("outline_color_rgba", color_map[cRangeDragBarRect]);
-       range_bar_drag_rect->set_property ("outline_pixels", 0);
-       range_bar_drag_rect->hide ();
-       
-       transport_bar_drag_rect = new ArdourCanvas::SimpleRect (*transport_marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height);
-       transport_bar_drag_rect ->set_property ("fill_color_rgba", color_map[cTransportDragRectFill]);
-       transport_bar_drag_rect->set_property ("outline_color_rgba", color_map[cTransportDragRect]);
-       transport_bar_drag_rect->set_property ("outline_pixels", 0);
-       transport_bar_drag_rect->hide ();
-       
-       marker_drag_line_points.push_back(Gnome::Art::Point(0.0, 0.0));
-       marker_drag_line_points.push_back(Gnome::Art::Point(0.0, 0.0));
-
-       marker_drag_line = new ArdourCanvas::Line (*track_canvas.root());
-       marker_drag_line->set_property ("width_pixels", 1);
-       marker_drag_line->set_property("fill_color_rgba", color_map[cMarkerDragLine]);
-       marker_drag_line->set_property("points", marker_drag_line_points);
-       marker_drag_line->hide();
-
-       range_marker_drag_rect = new ArdourCanvas::SimpleRect (*track_canvas.root(), 0.0, 0.0, 0.0, 0.0);
-       range_marker_drag_rect->set_property ("fill_color_rgba", color_map[cRangeDragRectFill]);
-       range_marker_drag_rect->set_property ("outline_color_rgba", color_map[cRangeDragRect]);
-       range_marker_drag_rect->hide ();
-       
-       transport_loop_range_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, 0.0, 0.0);
-       transport_loop_range_rect->set_property ("fill_color_rgba", color_map[cTransportLoopRectFill]);
-       transport_loop_range_rect->set_property ("outline_color_rgba", color_map[cTransportLoopRect]);
-       transport_loop_range_rect->set_property ("outline_pixels", 1);
-       transport_loop_range_rect->hide();
-
-       transport_punch_range_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, 0.0, 0.0);
-       transport_punch_range_rect->set_property ("fill_color_rgba", color_map[cTransportPunchRectFill]);
-       transport_punch_range_rect->set_property ("outline_color_rgba", color_map[cTransportPunchRect]);
-       transport_punch_range_rect->set_property ("outline_pixels", 0);
-       transport_punch_range_rect->hide();
-       
-       transport_loop_range_rect->lower_to_bottom (); // loop on the bottom
-
-       transport_punchin_line = new ArdourCanvas::SimpleLine (*time_line_group);
-       transport_punchin_line->set_property ("x1", 0.0);
-       transport_punchin_line->set_property ("y1", 0.0);
-       transport_punchin_line->set_property ("x2", 0.0);
-       transport_punchin_line->set_property ("y2", 0.0);
-       transport_punchin_line->property_color_rgba().set_value (color_map[cPunchInLine]);
-       transport_punchin_line->hide ();
-       
-       transport_punchout_line  = new ArdourCanvas::SimpleLine (*time_line_group);
-       transport_punchout_line->set_property ("x1", 0.0);
-       transport_punchout_line->set_property ("y1", 0.0);
-       transport_punchout_line->set_property ("x2", 0.0);
-       transport_punchout_line->set_property ("y2", 0.0);
-       transport_punchout_line->property_color_rgba().set_value (color_map[cPunchOutLine]);
-       transport_punchout_line->hide();
-       
-       // used to show zoom mode active zooming
-       zoom_rect = new ArdourCanvas::SimpleRect (*track_canvas.root(), 0.0, 0.0, 0.0, 0.0);
-       zoom_rect->set_property ("fill_color_rgba", color_map[cZoomRectFill]);
-       zoom_rect->set_property ("outline_color_rgba", color_map[cZoomRect]);
-       zoom_rect->set_property ("outline_pixels", 1);
-       zoom_rect->hide();
-       
-       zoom_rect->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_zoom_rect_event), (ArdourCanvas::Item*) 0));
-       
-       // used as rubberband rect
-       rubberband_rect = new ArdourCanvas::SimpleRect (*track_canvas.root(), 0.0, 0.0, 0.0, 0.0);
-       rubberband_rect->set_property ("outline_color_rgba", color_map[cRubberBandRect]);
-       rubberband_rect->set_property ("fill_color_rgba", (guint32) color_map[cRubberBandRectFill]);
-       rubberband_rect->set_property ("outline_pixels", 1);
-       rubberband_rect->hide();
-       
-       tempo_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_tempo_bar_event), tempo_bar));
-       meter_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_meter_bar_event), meter_bar));
-       marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_marker_bar_event), marker_bar));
-       range_marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_range_marker_bar_event), range_marker_bar));
-       transport_marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_transport_marker_bar_event), transport_marker_bar));
-       
-       /* separator lines */
-
-       tempo_line_points.push_back(Gnome::Art::Point(0, timebar_height));
-       tempo_line_points.push_back(Gnome::Art::Point(max_canvas_coordinate, timebar_height));
-       
-       tempo_line = new ArdourCanvas::Line (*tempo_group, tempo_line_points);
-       tempo_line->set_property ("width_pixels", 0);
-       tempo_line->set_property ("fill_color", Gdk::Color ("#000000"));
-
-       meter_line_points.push_back(Gnome::Art::Point (0, timebar_height));
-       meter_line_points.push_back(Gnome::Art::Point(max_canvas_coordinate, timebar_height));
-
-       meter_line = new ArdourCanvas::Line (*meter_group, meter_line_points);
-       meter_line->set_property ("width_pixels", 0);
-       meter_line->set_property ("fill_color", Gdk::Color ("#000000"));
-
-       marker_line_points.push_back(Gnome::Art::Point (0, timebar_height));
-       marker_line_points.push_back(Gnome::Art::Point(max_canvas_coordinate, timebar_height));
-
-       marker_line =  new ArdourCanvas::Line (*marker_group, marker_line_points);
-       marker_line->set_property ("width_pixels", 0);
-       marker_line->set_property ("fill_color", Gdk::Color ("#000000"));
-       
-       range_marker_line =  new ArdourCanvas::Line (*range_marker_group, marker_line_points);
-       range_marker_line->set_property ("width_pixels", 0);
-       range_marker_line->set_property ("fill_color", Gdk::Color ("#000000"));
-
-       transport_marker_line =  new ArdourCanvas::Line (*transport_marker_group, marker_line_points);
-       transport_marker_line->set_property ("width_pixels", 0);
-       transport_marker_line->set_property ("fill_color", Gdk::Color ("#000000"));
-
-       ZoomChanged.connect (bind (mem_fun(*this, &Editor::update_loop_range_view), false));
-       ZoomChanged.connect (bind (mem_fun(*this, &Editor::update_punch_range_view), false));
-       
-       double time_height = timebar_height * 5;
-       double time_width = FLT_MAX/frames_per_unit;
-       time_canvas.set_scroll_region(0.0, 0.0, time_width, time_height);
-       
-       edit_cursor = new Cursor (*this, "blue", &Editor::canvas_edit_cursor_event);
-       playhead_cursor = new Cursor (*this, "red", &Editor::canvas_playhead_cursor_event);
-       
-       track_canvas.signal_size_allocate().connect (mem_fun(*this, &Editor::track_canvas_allocate));
-}
-
 void
 Editor::show_window ()
 {
        show_all ();
-       
+       present ();
+
        /* now reset all audio_time_axis heights, because widgets might need
           to be re-hidden
        */
@@ -1031,7 +781,7 @@ Editor::set_frames_per_unit (double fpu)
 
        // convert fpu to frame count
 
-       frames = (jack_nframes_t) (fpu * canvas_width);
+       frames = (jack_nframes_t) floor (fpu * canvas_width);
        
        /* don't allow zooms that fit more than the maximum number
           of frames into an 800 pixel wide space.
@@ -1121,15 +871,14 @@ Editor::zoom_adjustment_changed ()
                return;
        }
 
-       double fpu = (double) zoom_range_clock.current_duration() / (double) canvas_width;
+       double fpu = zoom_range_clock.current_duration() / canvas_width;
 
        if (fpu < 1.0) {
                fpu = 1.0;
-               zoom_range_clock.set ((jack_nframes_t) (fpu * canvas_width));
-       }
-       else if (fpu > session->current_end_frame() / (double) canvas_width) {
-               fpu = session->current_end_frame() / (double) canvas_width;
-               zoom_range_clock.set ((jack_nframes_t) (fpu * canvas_width));
+               zoom_range_clock.set ((jack_nframes_t) floor (fpu * canvas_width));
+       } else if (fpu > session->current_end_frame() / canvas_width) {
+               fpu = session->current_end_frame() / canvas_width;
+               zoom_range_clock.set ((jack_nframes_t) floor (fpu * canvas_width));
        }
        
        temporal_zoom (fpu);
@@ -1194,187 +943,8 @@ Editor::on_realize ()
 
        track_context_menu.accelerate (*this->get_toplevel());
        track_region_context_menu.accelerate (*this->get_toplevel());
-       
-        Glib::RefPtr<Gdk::Pixmap> empty_pixmap = Gdk::Pixmap::create(get_window(), 1, 1, 1);
-       Glib::RefPtr<Gdk::Pixmap> empty_bitmap = Gdk::Pixmap::create(get_window(), 1, 1, 1);
-       Gdk::Color white ("#ffffff" );
-
-       null_cursor = new Gdk::Cursor(empty_pixmap, empty_bitmap, white, white, 0, 0);
 }
 
-void
-Editor::on_map ()
-{
-       Window::on_map ();
-
-       track_canvas_scroller.get_window()->set_cursor (*current_canvas_cursor);
-       time_canvas_scroller.get_window()->set_cursor (*timebar_cursor);
-}
-
-void
-Editor::track_canvas_allocate (Gtk::Allocation alloc)
-{
-       canvas_width = alloc.get_width();
-       canvas_height = alloc.get_height();
-
-       if (session == 0 && !ARDOUR_UI::instance()->will_create_new_session_automatically()) {
-
-               Pango::FontDescription font = get_font_for_style (N_("FirstActionMessage"));
-
-               const char *txt1 = _("Start a new session\n");
-               const char *txt2 = _("via Session menu");
-
-               /* this mess of code is here to find out how wide this text is and
-                  position the message in the center of the editor window. there
-                  are two lines, so we use the longer of the the lines to
-                  compute width, and multiply the height by 2.
-               */
-                       
-               int pixel_height;
-               int pixel_width;
-               
-               /* this is a dummy widget that exists so that we can get the
-                  style from the RC file. 
-               */
-               
-               Label foo (_(txt2));
-               Glib::RefPtr<Pango::Layout> layout;
-               foo.set_name ("NoSessionMessage");
-               foo.ensure_style ();
-               
-               layout = foo.create_pango_layout (_(txt2));
-               layout->set_font_description (font);
-               layout->get_pixel_size (pixel_width, pixel_height);
-                       
-               if (first_action_message == 0) {
-                       
-                       char txt[strlen(txt1)+strlen(txt2)+1];
-                       
-                       /* merge both lines */
-                       
-                       strcpy (txt, _(txt1));
-                       strcat (txt, _(txt2));
-                       
-                       first_action_message = new ArdourCanvas::Text (*track_canvas.root());
-                       first_action_message->set_property ("font_desc", font);
-                       first_action_message->set_property ("fill_color_rgba", color_map[cFirstActionMessage]);
-                       first_action_message->set_property ("x", (gdouble) (canvas_width - pixel_width) / 2.0);
-                       first_action_message->set_property ("y", (gdouble) (canvas_height/2.0) - (2.0 * (pixel_height)));
-                       first_action_message->set_property ("anchor", GTK_ANCHOR_NORTH_WEST);
-                       first_action_message->set_property ("text", ustring (txt));
-                       
-               } else {
-
-                       /* center it */
-                       first_action_message->set_property ("x", (gdouble) (canvas_width - pixel_width) / 2.0),
-                       first_action_message->set_property ("y", (gdouble) (canvas_height/2.0) - (2.0 * (pixel_height)));
-               }
-       }
-
-       zoom_range_clock.set ((jack_nframes_t) (canvas_width * frames_per_unit));
-       edit_cursor->set_position (edit_cursor->current_frame);
-       playhead_cursor->set_position (playhead_cursor->current_frame);
-       reset_scrolling_region (&alloc);
-       
-       Resized (); /* EMIT_SIGNAL */
-}
-
-void
-Editor::reset_scrolling_region (Gtk::Allocation* alloc)
-{
-       guint32 last_canvas_unit;
-       double height;
-       guint32 canvas_alloc_height, canvas_alloc_width;
-       TrackViewList::iterator i;
-       static bool first_time = true;
-
-       /* We need to make sure that the canvas always has its
-          scrolling region set to larger of:
-
-          - the size allocated for it (within the container its packed in)
-          - the size required to see the entire session
-
-          If we don't ensure at least the first of these, the canvas
-          does some wierd and in my view unnecessary stuff to center
-          itself within the allocated area, which causes bad, bad
-          results.
-          
-          XXX GnomeCanvas has fixed this, and has an option to
-          control the centering behaviour.
-       */
-
-       last_canvas_unit = (guint32) ceil ((float) max_frames / frames_per_unit);
-
-       height = 0;
-
-       if (session) {
-               for (i = track_views.begin(); i != track_views.end(); ++i) {
-                       if ((*i)->control_parent) {
-                               height += (*i)->effective_height;
-                               height += track_spacing;
-                       }
-               }
-               
-               if (height) {
-                       height -= track_spacing;
-               }
-       }
-
-       canvas_height = (guint32) height;
-       
-       if (alloc) {
-               canvas_alloc_height = alloc->get_height();
-               canvas_alloc_width = alloc->get_width();
-       } else {
-               canvas_alloc_height = track_canvas.get_height();
-               canvas_alloc_width = track_canvas.get_width();
-       }
-
-       canvas_height = max (canvas_height, canvas_alloc_height);
-       track_canvas.set_scroll_region ( 0.0, 0.0, max (last_canvas_unit, canvas_alloc_width), canvas_height);
-
-       if (edit_cursor) edit_cursor->set_length (canvas_alloc_height);
-       if (playhead_cursor) playhead_cursor->set_length (canvas_alloc_height);
-
-       if (marker_drag_line) {
-               marker_drag_line_points.back().set_x(canvas_height);
-               // cerr << "set mlA points, nc = " << marker_drag_line_points.num_points << endl;
-               marker_drag_line->set_property("points", marker_drag_line_points);
-       }
-       if (range_marker_drag_rect) {
-               range_marker_drag_rect->set_property("y1", 0.0);
-               range_marker_drag_rect->set_property("y2", (double) canvas_height);
-       }
-
-       if (transport_loop_range_rect) {
-               transport_loop_range_rect->set_property("y1", 0.0);
-               transport_loop_range_rect->set_property("y2", (double) canvas_height);
-       }
-
-       if (transport_punch_range_rect) {
-               transport_punch_range_rect->set_property("y1", 0.0);
-               transport_punch_range_rect->set_property("y2", (double) canvas_height);
-       }
-
-       if (transport_punchin_line) {
-               transport_punchin_line->set_property("y1", 0.0);
-               transport_punchin_line->set_property("y2", (double) canvas_height);
-       }
-
-       if (transport_punchout_line) {
-               transport_punchout_line->set_property("y1", 0.0);
-               transport_punchout_line->set_property("y2", (double) canvas_height);
-       }
-               
-       update_fixed_rulers ();
-
-       if (is_visible() && first_time) {
-               tempo_map_changed (Change (0));
-               first_time = false;
-       } else {
-               redisplay_tempo ();
-       }
-}
 
 void
 Editor::queue_session_control_changed (Session::ControlType t)
@@ -1458,13 +1028,13 @@ Editor::map_position_change (jack_nframes_t frame)
 void
 Editor::center_screen (jack_nframes_t frame)
 {
-       float page = canvas_width * frames_per_unit;
+       double page = canvas_width * frames_per_unit;
 
        /* if we're off the page, then scroll.
         */
        
        if (frame < leftmost_frame || frame >= leftmost_frame + page) {
-               center_screen_internal (frame,page);
+               center_screen_internal (frame, page);
        }
 }
 
@@ -1640,7 +1210,7 @@ Editor::connect_to_session (Session *t)
        redisplay_named_selections ();
 
        //route_list.freeze (); GTK2FIX
-       route_display_model.clear ();
+       route_display_model->clear ();
        session->foreach_route (this, &Editor::handle_new_route);
        // route_list.select_all ();
        // GTK2FIX
@@ -1648,13 +1218,6 @@ Editor::connect_to_session (Session *t)
        route_list_reordered ();
        //route_list.thaw ();
 
-       if (embed_audio_item) {
-               embed_audio_item->set_sensitive (true);
-       } 
-       if (import_audio_item) {
-               import_audio_item->set_sensitive (true);
-       }
-
        for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
                (static_cast<TimeAxisView*>(*i))->set_samples_per_unit (frames_per_unit);
        }
@@ -1710,16 +1273,6 @@ void
 Editor::build_cursors ()
 {
        using namespace Gdk;
-
-       Gdk::Color fg ("#ff0000"); /* Red. */
-       Gdk::Color bg ("#0000ff"); /* Blue. */
-
-       {
-               RefPtr<Bitmap> source, mask;
-               source = Bitmap::create (hand_bits, hand_width, hand_height);
-               mask = Bitmap::create (handmask_bits, handmask_width, handmask_height);
-               grabber_cursor = new Gdk::Cursor (source, mask, fg, bg, hand_x_hot, hand_y_hot);
-       }
        
        Gdk::Color mbg ("#000000" ); /* Black */
        Gdk::Color mfg ("#0000ff" ); /* Blue. */
@@ -1749,19 +1302,20 @@ Editor::build_cursors ()
                speaker_cursor = new Gdk::Cursor (source, mask, ffg, fbg, speaker_cursor_x_hot, speaker_cursor_y_hot);
        }
 
-       cross_hair_cursor = new Gdk::Cursor (Gdk::CROSSHAIR);
-       trimmer_cursor =  new Gdk::Cursor (Gdk::SB_H_DOUBLE_ARROW);
-       selector_cursor = new Gdk::Cursor (Gdk::XTERM);
-       time_fx_cursor = new Gdk::Cursor (Gdk::SIZING);
-       wait_cursor = new Gdk::Cursor  (Gdk::WATCH);
-       timebar_cursor = new Gdk::Cursor(Gdk::LEFT_PTR);
+       grabber_cursor = new Gdk::Cursor (HAND2);
+       cross_hair_cursor = new Gdk::Cursor (CROSSHAIR);
+       trimmer_cursor =  new Gdk::Cursor (SB_H_DOUBLE_ARROW);
+       selector_cursor = new Gdk::Cursor (XTERM);
+       time_fx_cursor = new Gdk::Cursor (SIZING);
+       wait_cursor = new Gdk::Cursor  (WATCH);
+       timebar_cursor = new Gdk::Cursor(LEFT_PTR);
 }
 
 void
 Editor::popup_fade_context_menu (int button, int32_t time, ArdourCanvas::Item* item, ItemType item_type)
 {
        using namespace Menu_Helpers;
-       AudioRegionView* arv = static_cast<AudioRegionView*> (gtk_object_get_data (GTK_OBJECT(item), "regionview"));
+       AudioRegionView* arv = static_cast<AudioRegionView*> (item->get_data ("regionview"));
 
        if (arv == 0) {
                fatal << _("programming error: fade in canvas item has no regionview data pointer!") << endmsg;
@@ -1872,16 +1426,20 @@ Editor::popup_track_context_menu (int button, int32_t time, ItemType item_type,
                if (!with_selection) {
                        if (region_edit_menu_split_item) {
                                if (clicked_regionview && clicked_regionview->region.covers (edit_cursor->current_frame)) {
-                                       region_edit_menu_split_item->set_sensitive (true);
+                                       // GTK2FIX find the action, change its sensitivity
+                                       // region_edit_menu_split_item->set_sensitive (true);
                                } else {
-                                       region_edit_menu_split_item->set_sensitive (false);
+                                       // GTK2FIX see above
+                                       // region_edit_menu_split_item->set_sensitive (false);
                                }
                        }
                        if (region_edit_menu_split_multichannel_item) {
                                if (clicked_regionview && clicked_regionview->region.n_channels() > 1) {
-                                       region_edit_menu_split_multichannel_item->set_sensitive (true);
+                                       // GTK2FIX find the action, change its sensitivity
+                                       // region_edit_menu_split_multichannel_item->set_sensitive (true);
                                } else {
-                                       region_edit_menu_split_multichannel_item->set_sensitive (false);
+                                       // GTK2FIX see above
+                                       // region_edit_menu_split_multichannel_item->set_sensitive (false);
                                }
                        }
                }
@@ -2585,14 +2143,8 @@ Editor::get_state ()
                geometry->add_property("x_off", string(buf));
                snprintf(buf, sizeof(buf), "%d", yoff);
                geometry->add_property("y_off", string(buf));
-               snprintf(buf,sizeof(buf), "%d",gtk_paned_get_position (static_cast<Paned*>(&canvas_region_list_pane)->gobj()));
-               geometry->add_property("canvas_region_list_pane_pos", string(buf));
-               snprintf(buf,sizeof(buf), "%d", gtk_paned_get_position (static_cast<Paned*>(&track_list_canvas_pane)->gobj()));
-               geometry->add_property("track_list_canvas_pane_pos", string(buf));
-               snprintf(buf,sizeof(buf), "%d", gtk_paned_get_position (static_cast<Paned*>(&region_selection_vpane)->gobj()));
-               geometry->add_property("region_selection_pane_pos", string(buf));
-               snprintf(buf,sizeof(buf), "%d", gtk_paned_get_position (static_cast<Paned*>(&route_group_vpane)->gobj()));
-               geometry->add_property("route_group_pane_pos", string(buf));
+               snprintf(buf,sizeof(buf), "%d",gtk_paned_get_position (static_cast<Paned*>(&edit_pane)->gobj()));
+               geometry->add_property("edit_pane_pos", string(buf));
 
                node->add_child_nocopy (*geometry);
        }
@@ -3773,49 +3325,27 @@ Editor::duplicate_dialog (bool dup_region)
        ArdourDialog win ("duplicate dialog");
        Entry  entry;
        Label  label (_("Duplicate how many times?"));
-       HBox   hbox;
-       HBox   button_box;
-       Button ok_button (_("OK"));
-       Button cancel_button (_("Cancel"));
-       VBox   vbox;
-
-       button_box.set_spacing (7);
-       set_size_request_to_display_given_text (ok_button, _("Cancel"), 20, 15); // this is cancel on purpose
-       set_size_request_to_display_given_text (cancel_button, _("Cancel"), 20, 15);
-       button_box.pack_end (ok_button, false, false);
-       button_box.pack_end (cancel_button, false, false);
-       
-       hbox.set_spacing (5);
-       hbox.pack_start (label);
-       hbox.pack_start (entry, true, true);
-       
-       vbox.set_spacing (5);
-       vbox.set_border_width (5);
-       vbox.pack_start (hbox);
-       vbox.pack_start (button_box);
 
-       win.add (vbox);
-       win.set_position (Gtk::WIN_POS_MOUSE);
-       win.show_all ();
+       win.get_vbox()->pack_start (label);
+       win.add_action_widget (entry, RESPONSE_ACCEPT);
+       win.add_button (Stock::OK, RESPONSE_ACCEPT);
+       win.add_button (Stock::CANCEL, RESPONSE_CANCEL);
 
-       ok_button.signal_clicked().connect (bind (mem_fun (win, &ArdourDialog::stop), 0));
-       entry.signal_activate().connect (bind (mem_fun (win, &ArdourDialog::stop), 0));
-       cancel_button.signal_clicked().connect (bind (mem_fun (win, &ArdourDialog::stop), 1));
+       win.set_position (Gtk::WIN_POS_MOUSE);
 
        entry.set_text ("1");
        set_size_request_to_display_given_text (entry, X_("12345678"), 20, 15);
        entry.select_region (0, entry.get_text_length());
+       entry.grab_focus ();
 
-       win.set_position (Gtk::WIN_POS_MOUSE);
-       // GTK2FIX
-       // win.realize ();
+        // GTK2FIX
        // win.get_window()->set_decorations (Gdk::WMDecoration (Gdk::DECOR_BORDER|Gdk::DECOR_RESIZEH));
 
-       entry.grab_focus ();
-
-       win.run ();
 
-       if (win.run_status() != 0) {
+       switch (win.run ()) {
+       case RESPONSE_ACCEPT:
+               break;
+       default:
                return;
        }
 
@@ -3854,15 +3384,15 @@ Editor::set_verbose_canvas_cursor (string txt, double x, double y)
        /* XXX get origin of canvas relative to root window,
           add x and y and check compared to gdk_screen_{width,height}
        */
-       verbose_canvas_cursor->set_property("text", txt.c_str());
-       verbose_canvas_cursor->set_property("x", x);
-       verbose_canvas_cursor->set_property("y", y);
+       verbose_canvas_cursor->property_text() = txt.c_str();
+       verbose_canvas_cursor->property_x() = x;
+       verbose_canvas_cursor->property_y() = y;
 }
 
 void
 Editor::set_verbose_canvas_cursor_text (string txt)
 {
-       verbose_canvas_cursor->set_property("text", txt.c_str());
+       verbose_canvas_cursor->property_text() = txt.c_str();
 }
 
 void
@@ -4165,72 +3695,21 @@ Editor::pane_allocation_handler (Gtk::Allocation &alloc, Gtk::Paned* which)
                height = atoi(geometry->property("y_size")->value());
        }
 
-       if (which == static_cast<Gtk::Paned*> (&track_list_canvas_pane)) {
+       if (which == static_cast<Gtk::Paned*> (&edit_pane)) {
 
                if (done[0]) {
                        return;
                }
 
-               if (!geometry || (prop = geometry->property("track_list_canvas_pane_pos")) == 0) {
+               if (!geometry || (prop = geometry->property ("edit_pane_pos")) == 0) {
                        pos = 75;
                        snprintf (buf, sizeof(buf), "%d", pos);
                } else {
                        pos = atoi (prop->value());
                }
 
-               if ((done[0] = GTK_WIDGET(track_list_canvas_pane.gobj())->allocation.width > pos)) {
-                       track_list_canvas_pane.set_position (pos);
-               }
-
-       } else if (which == static_cast<Gtk::Paned*> (&canvas_region_list_pane)) {
-
-               if (done[1]) {
-                       return;
-               }
-
-               if (!geometry || (prop = geometry->property("canvas_region_list_pane_pos")) == 0) {
-                       pos = width - (95 * 2);
-                       snprintf (buf, sizeof(buf), "%d", pos);
-               } else {
-                       pos = atoi (prop->value());
-               }
-
-               if ((done[1] = GTK_WIDGET(canvas_region_list_pane.gobj())->allocation.width > pos)) {
-                       canvas_region_list_pane.set_position (pos);
-               }
-
-       } else if (which == static_cast<Gtk::Paned*> (&route_group_vpane)) {
-
-               if (done[2]) {
-                       return;
-               }
-
-               if (!geometry || (prop = geometry->property("route_group_pane_pos")) == 0) {
-                       pos = width - (95 * 2);
-                       snprintf (buf, sizeof(buf), "%d", pos);
-               } else {
-                       pos = atoi (prop->value());
-               }
-
-               if ((done[2] = GTK_WIDGET(route_group_vpane.gobj())->allocation.height > pos)) {
-                       route_group_vpane.set_position (pos);
-               }
-
-       } else if (which == static_cast<Gtk::Paned*> (&region_selection_vpane)) {
-
-               if (done[3]) {
-                       return;
-               }
-
-               if (!geometry || (prop = geometry->property("region_selection_pane_pos")) == 0) {
-                       pos = width - (95 * 2);
-                       snprintf (buf, sizeof(buf), "%d", pos);
-               } else {
-                       pos = atoi (prop->value());
-               }
-
-               if ((done[3] = GTK_WIDGET(region_selection_vpane.gobj())->allocation.height > pos)) { 
-                       region_selection_vpane.set_position (pos);
+               if ((done[0] = GTK_WIDGET(edit_pane.gobj())->allocation.width > pos)) {
+                       edit_pane.set_position (pos);
                }
        }
 }
@@ -4300,17 +3779,18 @@ Editor::edit_xfade (Crossfade* xfade)
                
        ensure_float (cew);
        
-       cew.ok_button.signal_clicked().connect (bind (mem_fun (cew, &ArdourDialog::stop), 1));
-       cew.cancel_button.signal_clicked().connect (bind (mem_fun (cew, &ArdourDialog::stop), 0));
        // GTK2FIX
        // cew.signal_delete_event().connect (mem_fun (cew, &ArdourDialog::wm_doi_event_stop));
 
-       cew.run ();
-       
-       if (cew.run_status() == 1) {
-               cew.apply ();
-               xfade->StateChanged (Change (~0));
+       switch (cew.run ()) {
+       case RESPONSE_ACCEPT:
+               break;
+       default:
+               return;
        }
+       
+       cew.apply ();
+       xfade->StateChanged (Change (~0));
 }
 
 PlaylistSelector&
@@ -4345,56 +3825,30 @@ Editor::playlist_deletion_dialog (Playlist* pl)
                                 "If left alone, no audio files used by it will be cleaned.\n"
                                 "If deleted, audio files used by it alone by will cleaned."),
                               pl->name()));
-       HBox   button_box;
-       Button del_button (_("Delete playlist"));
-       Button keep_button (_("Keep playlist"));
-       Button abort_button (_("Cancel cleanup"));
-       VBox   vbox;
-
-       button_box.set_spacing (7);
-       button_box.set_homogeneous (true);
-       button_box.pack_end (del_button, false, false);
-       button_box.pack_end (keep_button, false, false);
-       button_box.pack_end (abort_button, false, false);
-       
-       vbox.set_spacing (5);
-       vbox.set_border_width (5);
-       vbox.pack_start (label);
-       vbox.pack_start (button_box);
 
-       dialog.add (vbox);
        dialog.set_position (Gtk::WIN_POS_CENTER);
-       dialog.show_all ();
-
-       del_button.signal_clicked().connect (bind (mem_fun (dialog, &ArdourDialog::stop), 0));
-       keep_button.signal_clicked().connect (bind (mem_fun (dialog, &ArdourDialog::stop), 1));
-       abort_button.signal_clicked().connect (bind (mem_fun (dialog, &ArdourDialog::stop), 2));
-
-       // GTK2FIX
-       // dialog.realize ();
-       // dialog.get_window()->set_decorations (Gdk::WMDecoration (Gdk::DECOR_BORDER|Gdk::DECOR_RESIZEH));
+       dialog.get_vbox()->pack_start (label);
 
-       dialog.run ();
+       dialog.add_button (_("Delete playlist"), RESPONSE_ACCEPT);
+       dialog.add_button (_("Keep playlist"), RESPONSE_CANCEL);
+       dialog.add_button (_("Cancel"), RESPONSE_CANCEL);
 
-       switch (dialog.run_status()) {
-       case 1:
-               /* keep the playlist */
-               return 1;
-               break;
-       case 0:
+       switch (dialog.run ()) {
+       case RESPONSE_ACCEPT:
                /* delete the playlist */
                return 0;
                break;
-       case 2:
-               /* abort cleanup */
-               return -1;
+
+       case RESPONSE_REJECT:
+               /* keep the playlist */
+               return 1;
                break;
+
        default:
                break;
        }
 
-       /* keep the playlist */
-       return 1;
+       return -1;
 }
 
 bool