more tweaks/fixes for region layer editor
[ardour.git] / gtk2_ardour / editor.cc
index 263171f3eb95c36b1c08a040a028a2d9fdea68b8..c78ea9540e59772f7bd6d6e7524fe96567f2d506 100644 (file)
 #include "crossfade_edit.h"
 #include "canvas_impl.h"
 #include "actions.h"
+#include "tempo_lines.h"
 #include "gui_thread.h"
 #include "sfdb_ui.h"
 #include "rhythm_ferret.h"
 #include "actions.h"
+#include "region_layering_order_editor.h"
 
 #ifdef FFT_ANALYSIS
 #include "analysis_window.h"
@@ -186,6 +188,36 @@ show_me_the_size (Requisition* r, const char* what)
        cerr << "size of " << what << " = " << r->width << " x " << r->height << endl;
 }
 
+void
+DragInfo::clear_copied_locations ()
+{
+       for (list<Location*>::iterator i = copied_locations.begin(); i != copied_locations.end(); ++i) {
+               delete *i;
+       }
+       copied_locations.clear ();
+}
+
+#ifdef GTKOSX
+static void
+pane_size_watcher (Paned* pane)
+{
+       /* if the handle of a pane vanishes into (at least) the tabs of a notebook,
+          it is no longer accessible. so stop that. this doesn't happen on X11,
+          just the quartz backend.
+          
+          ugh.
+       */
+
+       int max_width_of_lhs = GTK_WIDGET(pane->gobj())->allocation.width - 25;
+
+       gint pos = pane->get_position ();
+
+       if (pos > max_width_of_lhs) {
+               pane->set_position (max_width_of_lhs);
+       }
+}
+#endif
+
 Editor::Editor ()
        : 
          /* time display buttons */
@@ -199,8 +231,7 @@ Editor::Editor ()
          range_mark_label (_("Range Markers")),
          transport_mark_label (_("Loop/Punch Ranges")),
          cd_mark_label (_("CD Markers")),
-
-         edit_packer (3, 3, true),
+         edit_packer (3, 4, true),
 
          /* the values here don't matter: layout widgets
             reset them as needed.
@@ -256,6 +287,7 @@ Editor::Editor ()
        drag_info.item = 0;
        current_mixer_strip = 0;
        current_bbt_points = 0;
+       tempo_lines = 0;
        
        snap_type_strings =  I18N (_snap_type_strings);
        snap_mode_strings =  I18N (_snap_mode_strings);
@@ -283,12 +315,13 @@ Editor::Editor ()
        current_interthread_info = 0;
        _show_measures = true;
        _show_waveforms = true;
+       _show_waveforms_rectified = false;
        _show_waveforms_recording = true;
-       first_action_message = 0;
        export_dialog = 0;
        export_range_markers_dialog = 0;
        show_gain_after_trim = false;
-       ignore_route_list_reorder = false;
+       route_redisplay_does_not_sync_order_keys = false;
+       route_redisplay_does_not_reset_order_keys = false;
        no_route_list_redisplay = false;
        verbose_cursor_on = true;
        route_removal = false;
@@ -299,6 +332,7 @@ Editor::Editor ()
        region_list_sort_type = (Editing::RegionListSortType) 0;
        have_pending_keyboard_selection = false;
        _follow_playhead = true;
+       _stationary_playhead = false;
        _xfade_visibility = true;
        editor_ruler_menu = 0;
        no_ruler_shown_update = false;
@@ -327,24 +361,26 @@ Editor::Editor ()
        _new_regionviews_show_envelope = false;
        current_timefx = 0;
        in_edit_group_row_change = false;
-       last_canvas_frame = 0;
        playhead_cursor = 0;
        button_release_can_deselect = true;
-       canvas_idle_queued = false;
        _dragging_playhead = false;
        _dragging_edit_point = false;
        _dragging_hscrollbar = false;
        select_new_marker = false;
-       zoomed_to_region = false;
        rhythm_ferret = 0;
+       layering_order_editor = 0;
        allow_vertical_scroll = false;
        no_save_visual = false;
+       need_resize_line = false;
+       resize_line_y = 0;
+       old_resize_line_y = -1;
+       no_region_list_redisplay = false;
+       resize_idle_id = -1;
 
        _scrubbing = false;
        scrubbing_direction = 0;
 
        sfbrowser = 0;
-       ignore_route_order_sync = false;
 
        location_marker_color = ARDOUR_UI::config()->canvasvar_LocationMarker.get();
        location_range_color = ARDOUR_UI::config()->canvasvar_LocationRange.get();
@@ -354,7 +390,8 @@ Editor::Editor ()
 
        range_marker_drag_rect = 0;
        marker_drag_line = 0;
-       
+
+       _edit_point = EditAtMouse;
        set_mouse_mode (MouseObject, true);
 
        frames_per_unit = 2048; /* too early to use reset_zoom () */
@@ -364,99 +401,106 @@ Editor::Editor ()
        set_zoom_focus (ZoomFocusLeft);
        zoom_range_clock.ValueChanged.connect (mem_fun(*this, &Editor::zoom_adjustment_changed));
 
-       initialize_rulers ();
-       initialize_canvas ();
-
-       edit_controls_vbox.set_spacing (0);
-       horizontal_adjustment.signal_value_changed().connect (mem_fun(*this, &Editor::canvas_horizontally_scrolled), false);
-       vertical_adjustment.signal_value_changed().connect (mem_fun(*this, &Editor::tie_vertical_scrolling), true);
-       
-       track_canvas->set_hadjustment (horizontal_adjustment);
-       track_canvas->set_vadjustment (vertical_adjustment);
-       time_canvas->set_hadjustment (horizontal_adjustment);
-
-       track_canvas->signal_map_event().connect (mem_fun (*this, &Editor::track_canvas_map_handler));
-       time_canvas->signal_map_event().connect (mem_fun (*this, &Editor::time_canvas_map_handler));
-       
-       controls_layout.add (edit_controls_vbox);
-       controls_layout.set_name ("EditControlsBase");
-       controls_layout.add_events (Gdk::SCROLL_MASK);
-       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);
-       controls_layout.signal_button_release_event().connect (mem_fun(*this, &Editor::edit_controls_button_release));
-       controls_layout.signal_size_request().connect (mem_fun (*this, &Editor::controls_layout_size_request));
-
-       edit_vscrollbar.set_adjustment (vertical_adjustment);
-       edit_hscrollbar.set_adjustment (horizontal_adjustment);
-
-       edit_hscrollbar.signal_button_press_event().connect (mem_fun(*this, &Editor::hscrollbar_button_press), false);
-       edit_hscrollbar.signal_button_release_event().connect (mem_fun(*this, &Editor::hscrollbar_button_release), false);
-       edit_hscrollbar.signal_size_allocate().connect (mem_fun(*this, &Editor::hscrollbar_allocate));
-
-       edit_hscrollbar.set_name ("EditorHScrollbar");
-
-       build_cursors ();
-       setup_toolbar ();
-
-       edit_point_clock.ValueChanged.connect (mem_fun(*this, &Editor::edit_point_clock_changed));
-       
-       time_canvas_vbox.pack_start (*_ruler_separator, false, false);
-       time_canvas_vbox.pack_start (*minsec_ruler, false, false);
-       time_canvas_vbox.pack_start (*smpte_ruler, false, false);
-       time_canvas_vbox.pack_start (*frames_ruler, false, false);
-       time_canvas_vbox.pack_start (*bbt_ruler, false, false);
-       time_canvas_vbox.pack_start (*time_canvas, true, true);
-       time_canvas_vbox.set_size_request (-1, (int)(timebar_height * visible_timebars) + 2);
-
        bbt_label.set_name ("EditorTimeButton");
        bbt_label.set_size_request (-1, (int)timebar_height);
        bbt_label.set_alignment (1.0, 0.5);
        bbt_label.set_padding (5,0);
+       bbt_label.hide ();
+       bbt_label.set_no_show_all();
        minsec_label.set_name ("EditorTimeButton");
        minsec_label.set_size_request (-1, (int)timebar_height);
        minsec_label.set_alignment (1.0, 0.5);
        minsec_label.set_padding (5,0);
+       minsec_label.hide ();
+       minsec_label.set_no_show_all();
        smpte_label.set_name ("EditorTimeButton");
        smpte_label.set_size_request (-1, (int)timebar_height);
        smpte_label.set_alignment (1.0, 0.5);
        smpte_label.set_padding (5,0);
+       smpte_label.hide ();
+       smpte_label.set_no_show_all();
        frame_label.set_name ("EditorTimeButton");
        frame_label.set_size_request (-1, (int)timebar_height);
        frame_label.set_alignment (1.0, 0.5);
        frame_label.set_padding (5,0);
+       frame_label.hide ();
+       frame_label.set_no_show_all();
+
        tempo_label.set_name ("EditorTimeButton");
        tempo_label.set_size_request (-1, (int)timebar_height);
        tempo_label.set_alignment (1.0, 0.5);
        tempo_label.set_padding (5,0);
+       tempo_label.hide();
+       tempo_label.set_no_show_all();
        meter_label.set_name ("EditorTimeButton");
        meter_label.set_size_request (-1, (int)timebar_height);
        meter_label.set_alignment (1.0, 0.5);
        meter_label.set_padding (5,0);
+       meter_label.hide();
+       meter_label.set_no_show_all();
        mark_label.set_name ("EditorTimeButton");
        mark_label.set_size_request (-1, (int)timebar_height);
        mark_label.set_alignment (1.0, 0.5);
        mark_label.set_padding (5,0);
+       mark_label.hide();
+       mark_label.set_no_show_all();
        cd_mark_label.set_name ("EditorTimeButton");
        cd_mark_label.set_size_request (-1, (int)timebar_height);
        cd_mark_label.set_alignment (1.0, 0.5);
        cd_mark_label.set_padding (5,0);
+       cd_mark_label.hide();
+       cd_mark_label.set_no_show_all();
        range_mark_label.set_name ("EditorTimeButton");
        range_mark_label.set_size_request (-1, (int)timebar_height);
        range_mark_label.set_alignment (1.0, 0.5);
        range_mark_label.set_padding (5,0);
+       range_mark_label.hide();
+       range_mark_label.set_no_show_all();
        transport_mark_label.set_name ("EditorTimeButton");
        transport_mark_label.set_size_request (-1, (int)timebar_height);
        transport_mark_label.set_alignment (1.0, 0.5);
        transport_mark_label.set_padding (5,0);
+       transport_mark_label.hide();
+       transport_mark_label.set_no_show_all();
+
+       initialize_rulers ();
+       initialize_canvas ();
+
+       edit_controls_vbox.set_spacing (0);
+       horizontal_adjustment.signal_value_changed().connect (mem_fun(*this, &Editor::scroll_canvas_horizontally), false);
+       vertical_adjustment.signal_value_changed().connect (mem_fun(*this, &Editor::tie_vertical_scrolling), true);
+       track_canvas->signal_map_event().connect (mem_fun (*this, &Editor::track_canvas_map_handler));
+
+       controls_layout.add (edit_controls_vbox);
+       controls_layout.set_name ("EditControlsBase");
+       controls_layout.add_events (Gdk::SCROLL_MASK);
+       controls_layout.signal_scroll_event().connect (mem_fun(*this, &Editor::control_layout_scroll), false);
        
-       time_button_vbox.pack_start (minsec_label, false, false);
-       time_button_vbox.pack_start (smpte_label, false, false);
-       time_button_vbox.pack_start (frame_label, false, false);
-       time_button_vbox.pack_start (bbt_label, false, false);
-       time_button_vbox.pack_start (meter_label, false, false);
-       time_button_vbox.pack_start (tempo_label, false, false);
-       time_button_vbox.pack_start (mark_label, false, false);
+       controls_layout.add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK|Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK);
+       controls_layout.signal_button_release_event().connect (mem_fun(*this, &Editor::edit_controls_button_release));
+       controls_layout_size_request_connection = controls_layout.signal_size_request().connect (mem_fun (*this, &Editor::controls_layout_size_request));
+
+       edit_vscrollbar.set_adjustment (vertical_adjustment);
+       edit_hscrollbar.set_adjustment (horizontal_adjustment);
+
+       edit_hscrollbar.signal_button_press_event().connect (mem_fun(*this, &Editor::hscrollbar_button_press), false);
+       edit_hscrollbar.signal_button_release_event().connect (mem_fun(*this, &Editor::hscrollbar_button_release), false);
+       edit_hscrollbar.signal_size_allocate().connect (mem_fun(*this, &Editor::hscrollbar_allocate));
+
+       edit_hscrollbar.set_name ("EditorHScrollbar");
+
+       build_cursors ();
+       setup_toolbar ();
+
+       edit_point_clock.ValueChanged.connect (mem_fun(*this, &Editor::edit_point_clock_changed));
+
+       //time_canvas_vbox.set_size_request (-1, (int)(timebar_height * visible_timebars) + 2);
+       time_canvas_vbox.set_size_request (-1, -1);
+
+       ruler_label_event_box.add (ruler_label_vbox);   
+       ruler_label_event_box.set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
+       ruler_label_event_box.set_name ("TimebarLabelBase");
+       ruler_label_event_box.signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_label_button_release));
 
        time_button_event_box.add (time_button_vbox);
        
@@ -464,9 +508,6 @@ Editor::Editor ()
        time_button_event_box.set_name ("TimebarLabelBase");
        time_button_event_box.signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_label_button_release));
 
-       time_button_frame.add(time_button_event_box);
-       time_button_frame.property_shadow_type() = Gtk::SHADOW_OUT;
-
        /* these enable us to have a dedicated window (for cursor setting, etc.) 
           for the canvas areas.
        */
@@ -482,16 +523,17 @@ Editor::Editor ()
        edit_packer.set_border_width (0);
        edit_packer.set_name ("EditorWindow");
        
-       edit_packer.attach (edit_vscrollbar,         0, 1, 1, 3,    FILL,        FILL|EXPAND, 0, 0);
+       edit_packer.attach (edit_vscrollbar,         0, 1, 0, 4,    FILL,        FILL|EXPAND, 0, 0);
 
-       edit_packer.attach (time_button_frame,       0, 2, 0, 1,    FILL,        FILL, 0, 0);
+       edit_packer.attach (ruler_label_event_box,   1, 2, 0, 1,    FILL,        SHRINK, 0, 0);
+       edit_packer.attach (time_button_event_box,   1, 2, 1, 2,    FILL,        SHRINK, 0, 0);
        edit_packer.attach (time_canvas_event_box,   2, 3, 0, 1,    FILL|EXPAND, FILL, 0, 0);
 
-       edit_packer.attach (controls_layout,         1, 2, 1, 2,    FILL,        FILL|EXPAND, 0, 0);
-       edit_packer.attach (track_canvas_event_box,  2, 3, 1, 2,    FILL|EXPAND, FILL|EXPAND, 0, 0);
+       edit_packer.attach (controls_layout,         1, 2, 2, 3,    FILL,        FILL|EXPAND, 0, 0);
+       edit_packer.attach (track_canvas_event_box,  2, 3, 1, 3,    FILL|EXPAND, FILL|EXPAND, 0, 0);
 
-       edit_packer.attach (zoom_box,                1, 2, 2, 3,    FILL,         FILL, 0, 0);
-       edit_packer.attach (edit_hscrollbar,         2, 3, 2, 3,    FILL|EXPAND,  FILL, 0, 0);
+       edit_packer.attach (zoom_box,                1, 2, 3, 4,    FILL,        FILL, 0, 0);
+       edit_packer.attach (edit_hscrollbar,         2, 3, 3, 4,    FILL|EXPAND, FILL, 0, 0);
 
        bottom_hbox.set_border_width (2);
        bottom_hbox.set_spacing (3);
@@ -703,6 +745,10 @@ Editor::Editor ()
        edit_pane.pack2 (the_notebook, false, true);
        
        edit_pane.signal_size_allocate().connect (bind (mem_fun(*this, &Editor::pane_allocation_handler), static_cast<Paned*> (&edit_pane)));
+#ifdef GTKOSX
+       Glib::PropertyProxy<int> proxy = edit_pane.property_position();
+       proxy.signal_changed().connect (bind (sigc::ptr_fun (pane_size_watcher), static_cast<Paned*> (&edit_pane)));
+#endif
 
        top_hbox.pack_start (toolbar_frame, true, true);
 
@@ -820,11 +866,6 @@ Editor::~Editor()
                delete track_canvas;
                track_canvas = 0;
        }
-
-       if (time_canvas) {
-               delete time_canvas;
-               time_canvas = 0;
-       }
 }
 
 void
@@ -841,6 +882,10 @@ Editor::catch_vanishing_regionview (RegionView *rv)
           audioregionview by itself.
        */
 
+       if (rv->get_canvas_group() == drag_info.item) {
+               end_grab (drag_info.item, 0);
+       }
+
        if (clicked_regionview == rv) {
                clicked_regionview = 0;
        }
@@ -881,19 +926,21 @@ Editor::set_entered_track (TimeAxisView* tav)
 void
 Editor::show_window ()
 {
-       show_all ();
-       present ();
+       if (! is_visible ()) {
+               show_all ();
 
-       /* now reset all audio_time_axis heights, because widgets might need
-          to be re-hidden
-       */
+               /* now reset all audio_time_axis heights, because widgets might need
+                  to be re-hidden
+               */
        
-       TimeAxisView *tv;
+               TimeAxisView *tv;
        
-       for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
-               tv = (static_cast<TimeAxisView*>(*i));
-               tv->reset_height ();
+               for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
+                       tv = (static_cast<TimeAxisView*>(*i));
+                       tv->reset_height ();
+               }
        }
+       present ();
 }
 
 void
@@ -942,10 +989,10 @@ Editor::zoom_adjustment_changed ()
 
        if (fpu < 1.0) {
                fpu = 1.0;
-               zoom_range_clock.set ((nframes_t) floor (fpu * canvas_width));
+               zoom_range_clock.set ((nframes64_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 ((nframes_t) floor (fpu * canvas_width));
+               zoom_range_clock.set ((nframes64_t) floor (fpu * canvas_width));
        }
        
        temporal_zoom (fpu);
@@ -965,7 +1012,7 @@ Editor::control_scroll (float fraction)
        /*
                _control_scroll_target is an optional<T>
        
-               it acts like a pointer to an nframes_t, with
+               it acts like a pointer to an nframes64_t, with
                a operator conversion to boolean to check
                that it has a value could possibly use
                playhead_cursor->current_frame to store the
@@ -978,12 +1025,12 @@ Editor::control_scroll (float fraction)
                _dragging_playhead = true;
        }
 
-       if ((fraction < 0.0f) && (*_control_scroll_target < (nframes_t) fabs(step))) {
+       if ((fraction < 0.0f) && (*_control_scroll_target < (nframes64_t) fabs(step))) {
                *_control_scroll_target = 0;
        } else if ((fraction > 0.0f) && (max_frames - *_control_scroll_target < step)) {
                *_control_scroll_target = max_frames - (current_page_frames()*2); // allow room for slop in where the PH is on the screen
        } else {
-               *_control_scroll_target += (nframes_t) floor (step);
+               *_control_scroll_target += (nframes64_t) floor (step);
        }
 
        /* move visuals, we'll catch up with it later */
@@ -1014,7 +1061,7 @@ Editor::control_scroll (float fraction)
 }
 
 bool
-Editor::deferred_control_scroll (nframes_t target)
+Editor::deferred_control_scroll (nframes64_t target)
 {
        session->request_locate (*_control_scroll_target, session->transport_rolling());
        // reset for next stream
@@ -1030,13 +1077,15 @@ Editor::access_action (std::string action_group, std::string action_item)
                return;
        }
 
-       cout<< "OSC: Recieved: "<< action_item << endl;
+       ENSURE_GUI_THREAD (bind (mem_fun (*this, &Editor::access_action), action_group, action_item));
 
        RefPtr<Action> act;
        act = ActionManager::get_action( action_group.c_str(), action_item.c_str() );
 
-       if( act )
+       if (act) {
                act->activate();
+       }
+               
 
 }
 
@@ -1052,6 +1101,7 @@ Editor::start_scrolling ()
 {
        scroll_connection = ARDOUR_UI::instance()->SuperRapidScreenUpdate.connect 
                (mem_fun(*this, &Editor::update_current_screen));
+
 }
 
 void
@@ -1061,7 +1111,7 @@ Editor::stop_scrolling ()
 }
 
 void
-Editor::map_position_change (nframes_t frame)
+Editor::map_position_change (nframes64_t frame)
 {
        ENSURE_GUI_THREAD (bind (mem_fun(*this, &Editor::map_position_change), frame));
 
@@ -1074,7 +1124,7 @@ Editor::map_position_change (nframes_t frame)
 }      
 
 void
-Editor::center_screen (nframes_t frame)
+Editor::center_screen (nframes64_t frame)
 {
        double page = canvas_width * frames_per_unit;
 
@@ -1087,12 +1137,12 @@ Editor::center_screen (nframes_t frame)
 }
 
 void
-Editor::center_screen_internal (nframes_t frame, float page)
+Editor::center_screen_internal (nframes64_t frame, float page)
 {
        page /= 2;
                
        if (frame > page) {
-               frame -= (nframes_t) page;
+               frame -= (nframes64_t) page;
        } else {
                frame = 0;
        }
@@ -1103,17 +1153,21 @@ Editor::center_screen_internal (nframes_t frame, float page)
 void
 Editor::handle_new_duration ()
 {
+       if (!session) {
+               return;
+       }
+
        ENSURE_GUI_THREAD (mem_fun (*this, &Editor::handle_new_duration));
 
-       nframes_t new_end = session->get_maximum_extent() + (nframes_t) floorf (current_page_frames() * 0.10f);
-                                 
-       if (new_end > last_canvas_frame) {
-               last_canvas_frame = new_end;
-               horizontal_adjustment.set_upper (last_canvas_frame / frames_per_unit);
-               reset_scrolling_region ();
-       }
+       nframes64_t new_end = session->current_end_frame() + (nframes64_t) floorf (current_page_frames() * 0.10f);
 
-       horizontal_adjustment.set_value (leftmost_frame/frames_per_unit);
+       horizontal_adjustment.set_upper (new_end / frames_per_unit);
+       horizontal_adjustment.set_page_size (current_page_frames()/frames_per_unit);
+       
+       if (horizontal_adjustment.get_value() + canvas_width > horizontal_adjustment.get_upper()) {
+               horizontal_adjustment.set_value (horizontal_adjustment.get_upper() - canvas_width);
+       }
+       //cerr << "Editor::handle_new_duration () called ha v:l:u:ps:lcf = " << horizontal_adjustment.get_value() << ":" << horizontal_adjustment.get_lower() << ":" << horizontal_adjustment.get_upper() << ":" << horizontal_adjustment.get_page_size() << ":" << endl;//DEBUG
 }
 
 void
@@ -1166,10 +1220,6 @@ Editor::connect_to_session (Session *t)
 
        session->request_locate (playhead_cursor->current_frame);
 
-       if (first_action_message) {
-               first_action_message->hide();
-       }
-
        update_title ();
 
        session->GoingAway.connect (mem_fun(*this, &Editor::session_going_away));
@@ -1201,10 +1251,25 @@ Editor::connect_to_session (Session *t)
 
        edit_groups_changed ();
 
+       edit_point_clock.set_mode(AudioClock::BBT);
        edit_point_clock.set_session (session);
        zoom_range_clock.set_session (session);
        _playlist_selector->set_session (session);
        nudge_clock.set_session (session);
+       if (Profile->get_sae()) {
+               BBT_Time bbt;
+               bbt.bars = 0;
+               bbt.beats = 0;
+               bbt.ticks = 120;
+               nframes_t pos = session->tempo_map().bbt_duration_at (0, bbt, 1);
+               nudge_clock.set_mode(AudioClock::BBT);
+               nudge_clock.set (pos, true, 0, AudioClock::BBT);
+               
+       } else {
+               nudge_clock.set (session->frame_rate() * 5, true, 0, AudioClock::SMPTE); // default of 5 seconds
+       }
+
+       playhead_cursor->canvas_item.show ();
 
        if (rhythm_ferret) {
                rhythm_ferret->set_session (session);
@@ -1262,16 +1327,16 @@ Editor::connect_to_session (Session *t)
        redisplay_named_selections ();
        redisplay_snapshots ();
 
+       restore_ruler_visibility ();
+       //tempo_map_changed (Change (0));
+       session->tempo_map().apply_with_metrics (*this, &Editor::draw_metric_marks);
+
        initial_route_list_display ();
 
        for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
                (static_cast<TimeAxisView*>(*i))->set_samples_per_unit (frames_per_unit);
        }
 
-       restore_ruler_visibility ();
-       //tempo_map_changed (Change (0));
-       session->tempo_map().apply_with_metrics (*this, &Editor::draw_metric_marks);
-
        start_scrolling ();
 
        /* don't show master bus in a new session */
@@ -1445,10 +1510,10 @@ Editor::popup_fade_context_menu (int button, int32_t time, ArdourCanvas::Item* i
 }
 
 void
-Editor::popup_track_context_menu (int button, int32_t time, ItemType item_type, bool with_selection, nframes_t frame)
+Editor::popup_track_context_menu (int button, int32_t time, ItemType item_type, bool with_selection, nframes64_t frame)
 {
        using namespace Menu_Helpers;
-       Menu* (Editor::*build_menu_function)(nframes_t);
+       Menu* (Editor::*build_menu_function)(nframes64_t);
        Menu *menu;
 
        switch (item_type) {
@@ -1560,7 +1625,7 @@ Editor::popup_track_context_menu (int button, int32_t time, ItemType item_type,
 }
 
 Menu*
-Editor::build_track_context_menu (nframes_t ignored)
+Editor::build_track_context_menu (nframes64_t ignored)
 {
        using namespace Menu_Helpers;
 
@@ -1572,7 +1637,7 @@ Editor::build_track_context_menu (nframes_t ignored)
 }
 
 Menu*
-Editor::build_track_bus_context_menu (nframes_t ignored)
+Editor::build_track_bus_context_menu (nframes64_t ignored)
 {
        using namespace Menu_Helpers;
 
@@ -1584,7 +1649,7 @@ Editor::build_track_bus_context_menu (nframes_t ignored)
 }
 
 Menu*
-Editor::build_track_region_context_menu (nframes_t frame)
+Editor::build_track_region_context_menu (nframes64_t frame)
 {
        using namespace Menu_Helpers;
        MenuList& edit_items  = track_region_context_menu.items();
@@ -1597,11 +1662,21 @@ Editor::build_track_region_context_menu (nframes_t frame)
                boost::shared_ptr<Playlist> pl;
                
                if ((ds = atv->get_diskstream()) && ((pl = ds->playlist()))) {
-                       Playlist::RegionList* regions = pl->regions_at ((nframes_t) floor ( (double)frame * ds->speed()));
-                       for (Playlist::RegionList::iterator i = regions->begin(); i != regions->end(); ++i) {
-                               add_region_context_items (atv->audio_view(), (*i), edit_items);
+
+                       nframes64_t frame_pos = (nframes64_t) floor ((double)frame * ds->speed());
+                       uint32_t regions_at = pl->count_regions_at (frame_pos);
+
+                       if (selection->regions.size() > 1) {
+                               // there's already a multiple selection: just add a 
+                               // single region context menu that will act on all 
+                               // selected regions
+                               boost::shared_ptr<Region> dummy_region; // = NULL               
+                               add_region_context_items (atv->audio_view(), dummy_region, edit_items, frame_pos, regions_at > 1);
+                       } else {
+                               // Find the topmost region and make the context menu for it
+                               boost::shared_ptr<Region> top_region = pl->top_region_at (frame_pos);
+                               add_region_context_items (atv->audio_view(), top_region, edit_items, frame_pos, regions_at > 1);
                        }
-                       delete regions;
                }
        }
 
@@ -1611,7 +1686,7 @@ Editor::build_track_region_context_menu (nframes_t frame)
 }
 
 Menu*
-Editor::build_track_crossfade_context_menu (nframes_t frame)
+Editor::build_track_crossfade_context_menu (nframes64_t frame)
 {
        using namespace Menu_Helpers;
        MenuList& edit_items  = track_crossfade_context_menu.items();
@@ -1626,7 +1701,6 @@ Editor::build_track_crossfade_context_menu (nframes_t frame)
 
                if ((ds = atv->get_diskstream()) && ((pl = ds->playlist()) != 0) && ((apl = boost::dynamic_pointer_cast<AudioPlaylist> (pl)) != 0)) {
 
-                       Playlist::RegionList* regions = pl->regions_at (frame);
                        AudioPlaylist::Crossfades xfades;
 
                        apl->crossfades_at (frame, xfades);
@@ -1637,11 +1711,20 @@ Editor::build_track_crossfade_context_menu (nframes_t frame)
                                add_crossfade_context_items (atv->audio_view(), (*i), edit_items, many);
                        }
 
-                       for (Playlist::RegionList::iterator i = regions->begin(); i != regions->end(); ++i) {
-                               add_region_context_items (atv->audio_view(), (*i), edit_items);
+                       nframes64_t frame_pos = (nframes64_t) floor ((double)frame * ds->speed());
+                       uint32_t regions_at = pl->count_regions_at (frame_pos);
+
+                       if (selection->regions.size() > 1) {
+                               // there's already a multiple selection: just add a
+                               // single region context menu that will act on all
+                               // selected regions
+                               boost::shared_ptr<Region> dummy_region; // = NULL
+                               add_region_context_items (atv->audio_view(), dummy_region, edit_items, frame_pos, regions_at > 1); // OR frame ???
+                       } else {
+                               // Find the topmost region and make the context menu for it
+                               boost::shared_ptr<Region> top_region = pl->top_region_at (frame_pos);
+                               add_region_context_items (atv->audio_view(), top_region, edit_items, frame_pos, regions_at > 1);  // OR frame ???
                        }
-
-                       delete regions;
                }
        }
 
@@ -1691,7 +1774,7 @@ Editor::analyze_range_selection()
 
 
 Menu*
-Editor::build_track_selection_context_menu (nframes_t ignored)
+Editor::build_track_selection_context_menu (nframes64_t ignored)
 {
        using namespace Menu_Helpers;
        MenuList& edit_items  = track_selection_context_menu.items();
@@ -1762,31 +1845,43 @@ Editor::xfade_edit_right_region ()
 }
 
 void
-Editor::add_region_context_items (AudioStreamView* sv, boost::shared_ptr<Region> region, Menu_Helpers::MenuList& edit_items)
+Editor::add_region_context_items (AudioStreamView* sv, boost::shared_ptr<Region> region, Menu_Helpers::MenuList& edit_items, 
+                                 nframes64_t position, bool multiple_region_at_position)
 {
        using namespace Menu_Helpers;
+       Gtk::MenuItem* foo_item;
        Menu     *region_menu = manage (new Menu);
        MenuList& items       = region_menu->items();
        region_menu->set_name ("ArdourContextMenu");
-       
+
        boost::shared_ptr<AudioRegion> ar;
 
        if (region) {
                ar = boost::dynamic_pointer_cast<AudioRegion> (region);
-       }
 
-       /* when this particular menu pops up, make the relevant region 
-          become selected.
-       */
+               /* when this particular menu pops up, make the relevant region 
+                  become selected.
+               */
+
+               region_menu->signal_map_event().connect (
+                       bind (
+                               mem_fun(*this, &Editor::set_selected_regionview_from_map_event), 
+                               sv, 
+                               boost::weak_ptr<Region>(region)
+                       )
+               );
 
-       region_menu->signal_map_event().connect (bind (mem_fun(*this, &Editor::set_selected_regionview_from_map_event), sv, boost::weak_ptr<Region>(region)));
+               items.push_back (MenuElem (_("Rename"), mem_fun(*this, &Editor::rename_region)));
+               items.push_back (MenuElem (_("Region Editor"), mem_fun(*this, &Editor::edit_region)));
+       }
 
-       items.push_back (MenuElem (_("Rename"), mem_fun(*this, &Editor::rename_region)));
-       items.push_back (MenuElem (_("Popup region editor"), mem_fun(*this, &Editor::edit_region)));
        items.push_back (MenuElem (_("Raise to top layer"), mem_fun(*this, &Editor::raise_region_to_top)));
        items.push_back (MenuElem (_("Lower to bottom layer"), mem_fun  (*this, &Editor::lower_region_to_bottom)));
        items.push_back (SeparatorElem());
        items.push_back (MenuElem (_("Define sync point"), mem_fun(*this, &Editor::set_region_sync_from_edit_point)));
+       if (_edit_point == EditAtMouse) {
+               items.back ().set_sensitive (false);
+       }
        items.push_back (MenuElem (_("Remove sync point"), mem_fun(*this, &Editor::remove_region_sync)));
        items.push_back (SeparatorElem());
 
@@ -1801,18 +1896,25 @@ Editor::add_region_context_items (AudioStreamView* sv, boost::shared_ptr<Region>
        items.push_back (SeparatorElem());
 
        sigc::connection fooc;
+       boost::shared_ptr<Region> region_to_check;
+
+       if (region) {
+               region_to_check = region;
+       } else {
+               region_to_check = selection->regions.front()->region();
+       }
 
        items.push_back (CheckMenuElem (_("Lock")));
        CheckMenuItem* region_lock_item = static_cast<CheckMenuItem*>(&items.back());
-       if (region->locked()) {
+       if (region_to_check->locked()) {
                region_lock_item->set_active();
        }
        region_lock_item->signal_activate().connect (mem_fun(*this, &Editor::toggle_region_lock));
-
+       
        items.push_back (CheckMenuElem (_("Glue to Bars&Beats")));
        CheckMenuItem* bbt_glue_item = static_cast<CheckMenuItem*>(&items.back());
-
-       switch (region->positional_lock_style()) {
+       
+       switch (region_to_check->positional_lock_style()) {
        case Region::MusicTime:
                bbt_glue_item->set_active (true);
                break;
@@ -1820,31 +1922,33 @@ Editor::add_region_context_items (AudioStreamView* sv, boost::shared_ptr<Region>
                bbt_glue_item->set_active (false);
                break;
        }
-
+       
        bbt_glue_item->signal_activate().connect (bind (mem_fun (*this, &Editor::set_region_lock_style), Region::MusicTime));
-
+       
        items.push_back (CheckMenuElem (_("Mute")));
        CheckMenuItem* region_mute_item = static_cast<CheckMenuItem*>(&items.back());
        fooc = region_mute_item->signal_activate().connect (mem_fun(*this, &Editor::toggle_region_mute));
-       if (region->muted()) {
+       if (region_to_check->muted()) {
                fooc.block (true);
                region_mute_item->set_active();
                fooc.block (false);
        }
        
+       items.push_back (MenuElem (_("Transpose"), mem_fun(*this, &Editor::pitch_shift_regions)));
+
        if (!Profile->get_sae()) {
                items.push_back (CheckMenuElem (_("Opaque")));
                CheckMenuItem* region_opaque_item = static_cast<CheckMenuItem*>(&items.back());
                fooc = region_opaque_item->signal_activate().connect (mem_fun(*this, &Editor::toggle_region_opaque));
-               if (region->opaque()) {
+               if (region_to_check->opaque()) {
                        fooc.block (true);
                        region_opaque_item->set_active();
                        fooc.block (false);
                }
        }
-
+       
        items.push_back (CheckMenuElem (_("Original position"), mem_fun(*this, &Editor::naturalize)));
-       if (region->at_natural_position()) {
+       if (region_to_check->at_natural_position()) {
                items.back().set_sensitive (false);
        }
        
@@ -1892,7 +1996,12 @@ Editor::add_region_context_items (AudioStreamView* sv, boost::shared_ptr<Region>
 
        /* range related stuff */
 
-       items.push_back (MenuElem (_("Add Range Markers"), mem_fun (*this, &Editor::add_location_from_audio_region)));
+       items.push_back (MenuElem (_("Add Single Range"), mem_fun (*this, &Editor::add_location_from_audio_region)));
+       items.push_back (MenuElem (_("Add Range Markers"), mem_fun (*this, &Editor::add_locations_from_audio_region)));
+       if (selection->regions.size() < 2) {
+               items.back().set_sensitive (false);
+       }
+
        items.push_back (MenuElem (_("Set Range Selection"), mem_fun (*this, &Editor::set_selection_from_audio_region)));
        items.push_back (SeparatorElem());
                         
@@ -1915,7 +2024,15 @@ Editor::add_region_context_items (AudioStreamView* sv, boost::shared_ptr<Region>
        trim_menu->set_name ("ArdourContextMenu");
        
        trim_items.push_back (MenuElem (_("Start to edit point"), mem_fun(*this, &Editor::trim_region_from_edit_point)));
+       foo_item = &trim_items.back();
+       if (_edit_point == EditAtMouse) {
+               foo_item->set_sensitive (false);
+       }
        trim_items.push_back (MenuElem (_("Edit point to end"), mem_fun(*this, &Editor::trim_region_to_edit_point)));
+       foo_item = &trim_items.back();
+       if (_edit_point == EditAtMouse) {
+               foo_item->set_sensitive (false);
+       }
        trim_items.push_back (MenuElem (_("Trim To Loop"), mem_fun(*this, &Editor::trim_region_to_loop)));
        trim_items.push_back (MenuElem (_("Trim To Punch"), mem_fun(*this, &Editor::trim_region_to_punch)));
                             
@@ -1924,6 +2041,10 @@ Editor::add_region_context_items (AudioStreamView* sv, boost::shared_ptr<Region>
 
        items.push_back (MenuElem (_("Split"), (mem_fun(*this, &Editor::split_region))));
        region_edit_menu_split_item = &items.back();
+       
+       if (_edit_point == EditAtMouse) {
+               region_edit_menu_split_item->set_sensitive (false);
+       }
 
        items.push_back (MenuElem (_("Make mono regions"), (mem_fun(*this, &Editor::split_multichannel_region))));
        region_edit_menu_split_multichannel_item = &items.back();
@@ -1932,7 +2053,7 @@ Editor::add_region_context_items (AudioStreamView* sv, boost::shared_ptr<Region>
        items.push_back (MenuElem (_("Multi-Duplicate"), (bind (mem_fun(*this, &Editor::duplicate_dialog), true))));
        items.push_back (MenuElem (_("Fill Track"), (mem_fun(*this, &Editor::region_fill_track))));
        items.push_back (SeparatorElem());
-       items.push_back (MenuElem (_("Remove"), mem_fun(*this, &Editor::remove_clicked_region)));
+       items.push_back (MenuElem (_("Remove"), mem_fun(*this, &Editor::remove_region)));
 
        /* OK, stick the region submenu at the top of the list, and then add
           the standard items.
@@ -1943,7 +2064,7 @@ Editor::add_region_context_items (AudioStreamView* sv, boost::shared_ptr<Region>
        */
 
        string::size_type pos = 0;
-       string menu_item_name = region->name();
+       string menu_item_name = (region) ? region->name() : _("Selected regions");
 
        while ((pos = menu_item_name.find ("_", pos)) != string::npos) {
                menu_item_name.replace (pos, 1, "__");
@@ -1951,6 +2072,9 @@ Editor::add_region_context_items (AudioStreamView* sv, boost::shared_ptr<Region>
        }
        
        edit_items.push_back (MenuElem (menu_item_name, *region_menu));
+       if (multiple_region_at_position && (layering_order_editor == 0 || !layering_order_editor->is_visible ())) {
+               edit_items.push_back (MenuElem (_("Choose top region"), (bind (mem_fun(*this, &Editor::change_region_layering_order), position))));
+       }
        edit_items.push_back (SeparatorElem());
 }
 
@@ -1990,7 +2114,10 @@ Editor::add_selection_context_items (Menu_Helpers::MenuList& items)
        items.push_back (MenuElem (_("Duplicate range"), bind (mem_fun(*this, &Editor::duplicate_dialog), false)));
        items.push_back (MenuElem (_("Create chunk from range"), mem_fun(*this, &Editor::create_named_selection)));
        items.push_back (SeparatorElem());
-       items.push_back (MenuElem (_("Bounce range"), mem_fun(*this, &Editor::bounce_range_selection)));
+       items.push_back (MenuElem (_("Consolidate range"), bind (mem_fun(*this, &Editor::bounce_range_selection), true, false)));
+       items.push_back (MenuElem (_("Consolidate range with processing"), bind (mem_fun(*this, &Editor::bounce_range_selection), true, true)));
+       items.push_back (MenuElem (_("Bounce range to region list"), bind (mem_fun(*this, &Editor::bounce_range_selection), false, false)));
+       items.push_back (MenuElem (_("Bounce range to region list with processing"), bind (mem_fun(*this, &Editor::bounce_range_selection), false, true)));
        items.push_back (MenuElem (_("Export range"), mem_fun(*this, &Editor::export_selection)));
 }
 
@@ -2228,7 +2355,7 @@ Editor::set_edit_point_preference (EditPoint ep, bool force)
                break;
        }
 
-       const char* action;
+       const char* action=NULL;
 
        switch (_edit_point) {
        case EditAtPlayhead:
@@ -2271,30 +2398,65 @@ Editor::set_state (const XMLNode& node)
                _id = prop->value ();
        }
 
-       if ((geometry = find_named_node (node, "geometry")) == 0) {
+       g.base_width = default_width;
+       g.base_height = default_height;
+       x = 1;
+       y = 1;
+       xoff = 0;
+       yoff = 21;
 
-               g.base_width = default_width;
-               g.base_height = default_height;
-               x = 1;
-               y = 1;
-               xoff = 0;
-               yoff = 21;
+       if ((geometry = find_named_node (node, "geometry")) != 0) {
 
-       } else {
+               XMLProperty* prop;
+
+               if ((prop = geometry->property("x_size")) == 0) {
+                       prop = geometry->property ("x-size");
+               }
+               if (prop) {
+                       g.base_width = atoi(prop->value());
+               }
+               if ((prop = geometry->property("y_size")) == 0) {
+                       prop = geometry->property ("y-size");
+               }
+               if (prop) {
+                       g.base_height = atoi(prop->value());
+               }
+
+               if ((prop = geometry->property ("x_pos")) == 0) {
+                       prop = geometry->property ("x-pos");
+               }
+               if (prop) {
+                       x = atoi (prop->value());
+
+               }
+               if ((prop = geometry->property ("y_pos")) == 0) {
+                       prop = geometry->property ("y-pos");
+               }
+               if (prop) {
+                       y = atoi (prop->value());
+               }
+
+               if ((prop = geometry->property ("x_off")) == 0) {
+                       prop = geometry->property ("x-off");
+               }
+               if (prop) {
+                       xoff = atoi (prop->value());
+               }
+               if ((prop = geometry->property ("y_off")) == 0) {
+                       prop = geometry->property ("y-off");
+               }
+               if (prop) {
+                       yoff = atoi (prop->value());
+               }
 
-               g.base_width = atoi(geometry->property("x_size")->value());
-               g.base_height = atoi(geometry->property("y_size")->value());
-               x = atoi(geometry->property("x_pos")->value());
-               y = atoi(geometry->property("y_pos")->value());
-               xoff = atoi(geometry->property("x_off")->value());
-               yoff = atoi(geometry->property("y_off")->value());
        }
 
        set_default_size (g.base_width, g.base_height);
        move (x, y);
 
        if (session && (prop = node.property ("playhead"))) {
-               nframes_t pos = atol (prop->value().c_str());
+               nframes64_t pos;
+               sscanf (prop->value().c_str(), "%" PRIi64, &pos);
                playhead_cursor->set_position (pos);
        } else {
                playhead_cursor->set_position (0);
@@ -2342,7 +2504,7 @@ Editor::set_state (const XMLNode& node)
        }
 
        if ((prop = node.property ("show-waveforms"))) {
-               bool yn = (prop->value() == "yes");
+               bool yn = (string_is_affirmative (prop->value()));
                _show_waveforms = !yn;
                RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("toggle-waveform-visible"));
                if (act) {
@@ -2353,8 +2515,20 @@ Editor::set_state (const XMLNode& node)
                }
        }
 
+       if ((prop = node.property ("show-waveforms-rectified"))) {
+               bool yn = (string_is_affirmative (prop->value()));
+               _show_waveforms_rectified = !yn;
+               RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("toggle-waveform-rectified"));
+               if (act) {
+                       RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic(act);
+                       /* do it twice to force the change */
+                       tact->set_active (!yn);
+                       tact->set_active (yn);
+               }
+       }
+
        if ((prop = node.property ("show-waveforms-recording"))) {
-               bool yn = (prop->value() == "yes");
+               bool yn = (string_is_affirmative (prop->value()));
                _show_waveforms_recording = !yn;
                RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("ToggleWaveformsWhileRecording"));
                if (act) {
@@ -2366,7 +2540,7 @@ Editor::set_state (const XMLNode& node)
        }
        
        if ((prop = node.property ("show-measures"))) {
-               bool yn = (prop->value() == "yes");
+               bool yn = (string_is_affirmative (prop->value()));
                _show_measures = !yn;
                RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("ToggleMeasureVisibility"));
                if (act) {
@@ -2378,7 +2552,7 @@ Editor::set_state (const XMLNode& node)
        }
 
        if ((prop = node.property ("follow-playhead"))) {
-               bool yn = (prop->value() == "yes");
+               bool yn = (string_is_affirmative (prop->value()));
                set_follow_playhead (yn);
                RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("toggle-follow-playhead"));
                if (act) {
@@ -2389,13 +2563,25 @@ Editor::set_state (const XMLNode& node)
                }
        }
 
+       if ((prop = node.property ("stationary-playhead"))) {
+               bool yn = (string_is_affirmative (prop->value()));
+               set_stationary_playhead (yn);
+               RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("toggle-stationary-playhead"));
+               if (act) {
+                       RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic(act);
+                       if (tact->get_active() != yn) {
+                               tact->set_active (yn);
+                       }
+               }
+       }
+
        if ((prop = node.property ("region-list-sort-type"))) {
                region_list_sort_type = (Editing::RegionListSortType) -1; // force change 
                reset_region_list_sort_type(str2regionlistsorttype(prop->value()));
        }
 
        if ((prop = node.property ("xfades-visible"))) {
-               bool yn = (prop->value() == "yes");
+               bool yn = (string_is_affirmative (prop->value()));
                _xfade_visibility = !yn;
                // set_xfade_visibility (yn);
        }
@@ -2469,13 +2655,15 @@ Editor::get_state ()
 
        node->add_property ("edit-point", enum_2_string (_edit_point));
 
-       snprintf (buf, sizeof (buf), "%" PRIu32, playhead_cursor->current_frame);
+       snprintf (buf, sizeof (buf), "%" PRIi64, playhead_cursor->current_frame);
        node->add_property ("playhead", buf);
 
        node->add_property ("show-waveforms", _show_waveforms ? "yes" : "no");
+       node->add_property ("show-waveforms-rectified", _show_waveforms_rectified ? "yes" : "no");
        node->add_property ("show-waveforms-recording", _show_waveforms_recording ? "yes" : "no");
        node->add_property ("show-measures", _show_measures ? "yes" : "no");
        node->add_property ("follow-playhead", _follow_playhead ? "yes" : "no");
+       node->add_property ("stationary-playhead", _stationary_playhead ? "yes" : "no");
        node->add_property ("xfades-visible", _xfade_visibility ? "yes" : "no");
        node->add_property ("region-list-sort-type", enum2str(region_list_sort_type));
        node->add_property ("mouse-mode", enum2str(mouse_mode));
@@ -2531,17 +2719,17 @@ Editor::snap_to_internal (nframes64_t& start, int32_t direction, bool for_mark)
        switch (snap_type) {
        case SnapToCDFrame:
                if (((direction == 0) && (start % (one_second/75) > (one_second/75) / 2)) || (direction > 0)) {
-                       start = (nframes_t) ceil ((double) start / (one_second / 75)) * (one_second / 75);
+                       start = (nframes64_t) ceil ((double) start / (one_second / 75)) * (one_second / 75);
                } else {
-                       start = (nframes_t) floor ((double) start / (one_second / 75)) * (one_second / 75);
+                       start = (nframes64_t) floor ((double) start / (one_second / 75)) * (one_second / 75);
                }
                break;
 
        case SnapToSMPTEFrame:
                if (((direction == 0) && (fmod((double)start, (double)session->frames_per_smpte_frame()) > (session->frames_per_smpte_frame() / 2))) || (direction > 0)) {
-                       start = (nframes_t) (ceil ((double) start / session->frames_per_smpte_frame()) * session->frames_per_smpte_frame());
+                       start = (nframes64_t) (ceil ((double) start / session->frames_per_smpte_frame()) * session->frames_per_smpte_frame());
                } else {
-                       start = (nframes_t) (floor ((double) start / session->frames_per_smpte_frame()) *  session->frames_per_smpte_frame());
+                       start = (nframes64_t) (floor ((double) start / session->frames_per_smpte_frame()) *  session->frames_per_smpte_frame());
                }
                break;
 
@@ -2553,9 +2741,9 @@ Editor::snap_to_internal (nframes64_t& start, int32_t direction, bool for_mark)
                        start -= session->smpte_offset ();
                }    
                if (((direction == 0) && (start % one_smpte_second > one_smpte_second / 2)) || direction > 0) {
-                       start = (nframes_t) ceil ((double) start / one_smpte_second) * one_smpte_second;
+                       start = (nframes64_t) ceil ((double) start / one_smpte_second) * one_smpte_second;
                } else {
-                       start = (nframes_t) floor ((double) start / one_smpte_second) * one_smpte_second;
+                       start = (nframes64_t) floor ((double) start / one_smpte_second) * one_smpte_second;
                }
                
                if (session->smpte_offset_negative())
@@ -2574,9 +2762,9 @@ Editor::snap_to_internal (nframes64_t& start, int32_t direction, bool for_mark)
                        start -= session->smpte_offset ();
                }
                if (((direction == 0) && (start % one_smpte_minute > one_smpte_minute / 2)) || direction > 0) {
-                       start = (nframes_t) ceil ((double) start / one_smpte_minute) * one_smpte_minute;
+                       start = (nframes64_t) ceil ((double) start / one_smpte_minute) * one_smpte_minute;
                } else {
-                       start = (nframes_t) floor ((double) start / one_smpte_minute) * one_smpte_minute;
+                       start = (nframes64_t) floor ((double) start / one_smpte_minute) * one_smpte_minute;
                }
                if (session->smpte_offset_negative())
                {
@@ -2588,17 +2776,17 @@ Editor::snap_to_internal (nframes64_t& start, int32_t direction, bool for_mark)
                
        case SnapToSeconds:
                if (((direction == 0) && (start % one_second > one_second / 2)) || (direction > 0)) {
-                       start = (nframes_t) ceil ((double) start / one_second) * one_second;
+                       start = (nframes64_t) ceil ((double) start / one_second) * one_second;
                } else {
-                       start = (nframes_t) floor ((double) start / one_second) * one_second;
+                       start = (nframes64_t) floor ((double) start / one_second) * one_second;
                }
                break;
                
        case SnapToMinutes:
                if (((direction == 0) && (start % one_minute > one_minute / 2)) || (direction > 0)) {
-                       start = (nframes_t) ceil ((double) start / one_minute) * one_minute;
+                       start = (nframes64_t) ceil ((double) start / one_minute) * one_minute;
                } else {
-                       start = (nframes_t) floor ((double) start / one_minute) * one_minute;
+                       start = (nframes64_t) floor ((double) start / one_minute) * one_minute;
                }
                break;
 
@@ -2675,7 +2863,7 @@ Editor::snap_to_internal (nframes64_t& start, int32_t direction, bool for_mark)
        case SnapToRegionSync:
        case SnapToRegionBoundary:
                if (!region_boundary_cache.empty()) {
-                       vector<nframes_t>::iterator i;
+                       vector<nframes64_t>::iterator i;
 
                        if (direction > 0) {
                                i = std::upper_bound (region_boundary_cache.begin(), region_boundary_cache.end(), start);
@@ -2729,12 +2917,6 @@ Editor::setup_toolbar ()
 {
        string pixmap_path;
 
-#ifdef GTKOSX
-       const guint32 FUDGE = 38; // Combo's are stupid - they steal space from the entry for the button
-#else
-       const guint32 FUDGE = 18; // Combo's are stupid - they steal space from the entry for the button
-#endif
-
        /* Mode Buttons (tool selection) */
 
        vector<ToggleButton *> mouse_mode_buttons;
@@ -2783,12 +2965,13 @@ Editor::setup_toolbar ()
 
        vector<string> edit_mode_strings;
        edit_mode_strings.push_back (edit_mode_to_string (Slide));
-       edit_mode_strings.push_back (edit_mode_to_string (Splice));
+       if (!Profile->get_sae()) {
+               edit_mode_strings.push_back (edit_mode_to_string (Splice));
+       }
        edit_mode_strings.push_back (edit_mode_to_string (Lock));
 
        edit_mode_selector.set_name ("EditModeSelector");
-       Gtkmm2ext::set_size_request_to_display_given_text (edit_mode_selector, longest (edit_mode_strings).c_str(), 2+FUDGE, 10);
-       set_popdown_strings (edit_mode_selector, edit_mode_strings);
+       set_popdown_strings (edit_mode_selector, edit_mode_strings, true);
        edit_mode_selector.signal_changed().connect (mem_fun(*this, &Editor::edit_mode_selection_done));
 
        mode_box->pack_start(edit_mode_selector);
@@ -2796,6 +2979,11 @@ Editor::setup_toolbar ()
        
        mouse_mode_tearoff = manage (new TearOff (*mode_box));
        mouse_mode_tearoff->set_name ("MouseModeBase");
+       mouse_mode_tearoff->tearoff_window().signal_key_press_event().connect (bind (sigc::ptr_fun (relay_key_press), &mouse_mode_tearoff->tearoff_window()));
+
+       if (Profile->get_sae()) {
+               mouse_mode_tearoff->set_can_be_torn_off (false);
+       }
 
        mouse_mode_tearoff->Detach.connect (bind (mem_fun(*this, &Editor::detach_tearoff), static_cast<Box*>(&toolbar_hbox), 
                                                  &mouse_mode_tearoff->tearoff_window()));
@@ -2842,7 +3030,7 @@ Editor::setup_toolbar ()
        /* Zoom */
        
        zoom_box.set_spacing (1);
-       zoom_box.set_border_width (2);
+       zoom_box.set_border_width (0);
 
        zoom_in_button.set_name ("EditorTimeButton");
        zoom_in_button.set_size_request(-1,16);
@@ -2863,8 +3051,7 @@ Editor::setup_toolbar ()
        ARDOUR_UI::instance()->tooltips().set_tip (zoom_out_full_button, _("Zoom to Session"));
 
        zoom_focus_selector.set_name ("ZoomFocusSelector");
-       Gtkmm2ext::set_size_request_to_display_given_text (zoom_focus_selector, _("Playhead"), FUDGE, 0);
-       set_popdown_strings (zoom_focus_selector, zoom_focus_strings);
+       set_popdown_strings (zoom_focus_selector, zoom_focus_strings, true);
        zoom_focus_selector.signal_changed().connect (mem_fun(*this, &Editor::zoom_focus_selection_done));
        ARDOUR_UI::instance()->tooltips().set_tip (zoom_focus_selector, _("Zoom focus"));
 
@@ -2877,24 +3064,23 @@ Editor::setup_toolbar ()
        snap_box.set_border_width (2);
 
        snap_type_selector.set_name ("SnapTypeSelector");
-       Gtkmm2ext::set_size_request_to_display_given_text (snap_type_selector, _("SMPTE Seconds"), 2+FUDGE, 10);
-       set_popdown_strings (snap_type_selector, snap_type_strings);
+       set_popdown_strings (snap_type_selector, snap_type_strings, true);
        snap_type_selector.signal_changed().connect (mem_fun(*this, &Editor::snap_type_selection_done));
        ARDOUR_UI::instance()->tooltips().set_tip (snap_type_selector, _("Snap/Grid Units"));
 
        snap_mode_selector.set_name ("SnapModeSelector");
-       Gtkmm2ext::set_size_request_to_display_given_text (snap_mode_selector, _("Magnetic Snap"), 2+FUDGE, 10);
-       set_popdown_strings (snap_mode_selector, snap_mode_strings);
+       set_popdown_strings (snap_mode_selector, snap_mode_strings, true);
        snap_mode_selector.signal_changed().connect (mem_fun(*this, &Editor::snap_mode_selection_done));
        ARDOUR_UI::instance()->tooltips().set_tip (snap_mode_selector, _("Snap/Grid Mode"));
 
-       edit_point_selector.set_name ("SnapModeSelector");
-       Gtkmm2ext::set_size_request_to_display_given_text (edit_point_selector, _("Playhead"), 2+FUDGE, 10);
-       set_popdown_strings (edit_point_selector, edit_point_strings);
+       edit_point_selector.set_name ("EditPointSelector");
+       set_popdown_strings (edit_point_selector, edit_point_strings, true);
        edit_point_selector.signal_changed().connect (mem_fun(*this, &Editor::edit_point_selection_done));
        ARDOUR_UI::instance()->tooltips().set_tip (edit_point_selector, _("Edit point"));
 
-       snap_box.pack_start (edit_point_clock, false, false);
+       if (Profile->get_sae()) {
+               snap_box.pack_start (edit_point_clock, false, false);
+       }
        snap_box.pack_start (snap_mode_selector, false, false);
        snap_box.pack_start (snap_type_selector, false, false);
        snap_box.pack_start (edit_point_selector, false, false);
@@ -2920,6 +3106,11 @@ Editor::setup_toolbar ()
 
        tools_tearoff = new TearOff (*hbox);
        tools_tearoff->set_name ("MouseModeBase");
+       tools_tearoff->tearoff_window().signal_key_press_event().connect (bind (sigc::ptr_fun (relay_key_press), &tools_tearoff->tearoff_window()));
+
+       if (Profile->get_sae()) {
+               tools_tearoff->set_can_be_torn_off (false);
+       }
 
        tools_tearoff->Detach.connect (bind (mem_fun(*this, &Editor::detach_tearoff), static_cast<Box*>(&toolbar_hbox), 
                                             &tools_tearoff->tearoff_window()));
@@ -2978,12 +3169,19 @@ Editor::convert_drop_to_paths (vector<ustring>& paths,
                }
   
                /* Parse the "uri-list" format that Nautilus provides, 
-                  where each pathname is delimited by \r\n
+                  where each pathname is delimited by \r\n.
+
+                  THERE MAY BE NO NULL TERMINATING CHAR!!!
                */
-       
-               const char* p = data.get_text().c_str();
+
+               ustring txt = data.get_text();
+               const char* p;
                const char* q;
 
+               p = (const char *) malloc (txt.length() + 1);
+               txt.copy ((char *) p, txt.length(), 0);
+               ((char*)p)[txt.length()] = '\0';
+
                while (p)
                {
                        if (*p != '#')
@@ -2992,8 +3190,9 @@ Editor::convert_drop_to_paths (vector<ustring>& paths,
                                        p++;
                                
                                q = p;
-                               while (*q && (*q != '\n') && (*q != '\r'))
+                               while (*q && (*q != '\n') && (*q != '\r')) {
                                        q++;
+                               }
                                
                                if (q > p)
                                {
@@ -3012,6 +3211,8 @@ Editor::convert_drop_to_paths (vector<ustring>& paths,
                                p++;
                }
 
+               free ((void*)p);
+               
                if (uris.empty()) {
                        return -1;
                }
@@ -3201,7 +3402,7 @@ Editor::duplicate_dialog (bool with_dialog)
 
        if (with_dialog) {
 
-               ArdourDialog win ("Duplication Dialog");
+               ArdourDialog win ("Duplicate");
                Label  label (_("Number of Duplications:"));
                Adjustment adjustment (1.0, 1.0, 1000000.0, 1.0, 5.0);
                SpinButton spinner (adjustment, 0.0, 1);
@@ -3267,13 +3468,23 @@ Editor::hide_verbose_canvas_cursor ()
 double
 Editor::clamp_verbose_cursor_x (double x)
 {
-       return min (horizontal_adjustment.get_value() + canvas_width - 75.0, x);
+       if (x < 0) {
+               x = 0;
+       } else {
+               x = min (canvas_width - 200.0, x);
+       }
+       return x;
 }
 
 double
 Editor::clamp_verbose_cursor_y (double y)
 {
-       return min (vertical_adjustment.get_value() + canvas_height - 50.0, y);
+       if (y < canvas_timebars_vsize) {
+               y = canvas_timebars_vsize;
+       } else {
+               y = min (canvas_height - 50, y);
+       }
+       return y;
 }
 
 void
@@ -3282,7 +3493,7 @@ Editor::set_verbose_canvas_cursor (const string & txt, double x, double y)
        verbose_canvas_cursor->property_text() = txt.c_str();
        /* don't get too close to the edge */
        verbose_canvas_cursor->property_x() = clamp_verbose_cursor_x (x);
-       verbose_canvas_cursor->property_y() = clamp_verbose_cursor_x (y);
+       verbose_canvas_cursor->property_y() = clamp_verbose_cursor_y (y);
 }
 
 void
@@ -3302,7 +3513,11 @@ Editor::cycle_edit_mode ()
 {
        switch (Config->get_edit_mode()) {
        case Slide:
-               Config->set_edit_mode (Splice);
+               if (Profile->get_sae()) {
+                       Config->set_edit_mode (Lock);
+               } else {
+                       Config->set_edit_mode (Splice);
+               }
                break;
        case Splice:
                Config->set_edit_mode (Lock);
@@ -3510,7 +3725,7 @@ Editor::get_valid_views (TimeAxisView* track, RouteGroup* group)
                        v->push_back (*i);
                }
 
-       } else if (track != 0 && group == 0 || (track != 0 && group != 0 && !group->is_active())) {
+       } else if ((track != 0 && group == 0) || (track != 0 && group != 0 && !group->is_active())) {
                
                /* just the view for this track
                 */
@@ -3571,12 +3786,23 @@ Editor::pane_allocation_handler (Allocation &alloc, Paned* which)
        static int32_t done;
        XMLNode* geometry;
 
-       if ((geometry = find_named_node (*node, "geometry")) == 0) {
-               width = default_width;
-               height = default_height;
-       } else {
-               width = atoi(geometry->property("x_size")->value());
-               height = atoi(geometry->property("y_size")->value());
+       width = default_width;
+       height = default_height;
+
+       if ((geometry = find_named_node (*node, "geometry")) != 0) {
+
+               if ((prop = geometry->property ("x_size")) == 0) {
+                       prop = geometry->property ("x-size");
+               }
+               if (prop) {
+                       width = atoi (prop->value());
+               }
+               if ((prop = geometry->property ("y_size")) == 0) {
+                       prop = geometry->property ("y-size");
+               }
+               if (prop) {
+                       height = atoi (prop->value());
+               }
        }
 
        if (which == static_cast<Paned*> (&edit_pane)) {
@@ -3624,6 +3850,9 @@ Editor::set_show_measures (bool yn)
                hide_measures ();
 
                if ((_show_measures = yn) == true) {
+                       if (tempo_lines) {
+                               tempo_lines->show();
+                       }
                        draw_measures ();
                }
                instant_save ();
@@ -3652,6 +3881,28 @@ Editor::set_follow_playhead (bool yn)
        }
 }
 
+void
+Editor::toggle_stationary_playhead ()
+{
+       RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("toggle-stationary-playhead"));
+       if (act) {
+               RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic(act);
+               set_stationary_playhead (tact->get_active());
+       }
+}
+
+void
+Editor::set_stationary_playhead (bool yn)
+{
+       if (_stationary_playhead != yn) {
+               if ((_stationary_playhead = yn) == true) {
+                       /* catch up */
+                       update_current_screen ();
+               }
+               instant_save ();
+       }
+}
+
 void
 Editor::toggle_xfade_active (boost::weak_ptr<Crossfade> wxfade)
 {
@@ -3700,10 +3951,10 @@ Editor::playlist_selector () const
        return *_playlist_selector;
 }
 
-nframes_t
-Editor::get_nudge_distance (nframes_t pos, nframes_t& next)
+nframes64_t
+Editor::get_nudge_distance (nframes64_t pos, nframes64_t& next)
 {
-       nframes_t ret;
+       nframes64_t ret;
 
        ret = nudge_clock.current_duration (pos);
        next = ret + 1; /* XXXX fix me */
@@ -3715,7 +3966,9 @@ void
 Editor::end_location_changed (Location* location)
 {
        ENSURE_GUI_THREAD (bind (mem_fun(*this, &Editor::end_location_changed), location));
-       reset_scrolling_region ();
+       //reset_scrolling_region ();
+       nframes64_t session_span = location->start() + (nframes64_t) floorf (current_page_frames() * 0.10f);
+       horizontal_adjustment.set_upper (session_span / frames_per_unit);
 }
 
 int
@@ -3755,7 +4008,7 @@ Editor::playlist_deletion_dialog (boost::shared_ptr<Playlist> pl)
 }
 
 bool
-Editor::audio_region_selection_covers (nframes_t where)
+Editor::audio_region_selection_covers (nframes64_t where)
 {
        for (RegionSelection::iterator a = selection->regions.begin(); a != selection->regions.end(); ++a) {
                if ((*a)->region()->covers (where)) {
@@ -3774,6 +4027,15 @@ Editor::prepare_for_cleanup ()
 
        selection->clear_regions ();
        selection->clear_playlists ();
+
+       no_region_list_redisplay = true;
+}
+
+void
+Editor::finish_cleanup ()
+{
+       no_region_list_redisplay = false;
+       redisplay_regions ();
 }
 
 Location*
@@ -3980,8 +4242,6 @@ Editor::session_state_saved (string snap_name)
 void
 Editor::maximise_editing_space ()
 {
-       initial_ruler_update_required = true;
-
        mouse_mode_tearoff->set_visible (false);
        tools_tearoff->set_visible (false);
 
@@ -3992,8 +4252,8 @@ Editor::maximise_editing_space ()
                post_maximal_pane_position = edit_pane.get_width();
        }
 
-
        fullscreen();
+
        if(post_maximal_editor_width) {
                edit_pane.set_position (post_maximal_pane_position - 
                        abs(post_maximal_editor_width - pre_maximal_editor_width));
@@ -4005,8 +4265,6 @@ Editor::maximise_editing_space ()
 void
 Editor::restore_editing_space ()
 {
-       initial_ruler_update_required = true;
-
        // user changed width of pane during fullscreen
        if(post_maximal_pane_position != edit_pane.get_position()) {
                post_maximal_pane_position = edit_pane.get_position();
@@ -4034,7 +4292,9 @@ void
 Editor::new_playlists (TimeAxisView* v)
 {
        begin_reversible_command (_("new playlists"));
-       mapover_audio_tracks (mem_fun (*this, &Editor::mapped_use_new_playlist), v);
+       vector<boost::shared_ptr<ARDOUR::Playlist> > playlists;
+       session->get_playlists(playlists);
+       mapover_audio_tracks ( bind(mem_fun (*this, &Editor::mapped_use_new_playlist), playlists), v );
        commit_reversible_command ();
 }
 
@@ -4049,7 +4309,9 @@ void
 Editor::copy_playlists (TimeAxisView* v)
 {
        begin_reversible_command (_("copy playlists"));
-       mapover_audio_tracks (mem_fun (*this, &Editor::mapped_use_copy_playlist), v);
+       vector<boost::shared_ptr<ARDOUR::Playlist> > playlists;
+       session->get_playlists(playlists);
+       mapover_audio_tracks ( bind(mem_fun (*this, &Editor::mapped_use_copy_playlist), playlists), v );
        commit_reversible_command ();
 }
 
@@ -4064,20 +4326,22 @@ void
 Editor::clear_playlists (TimeAxisView* v)
 {
        begin_reversible_command (_("clear playlists"));
-       mapover_audio_tracks (mem_fun (*this, &Editor::mapped_clear_playlist), v);
+       vector<boost::shared_ptr<ARDOUR::Playlist> > playlists;
+       session->get_playlists(playlists);
+       mapover_audio_tracks ( mem_fun (*this, &Editor::mapped_clear_playlist), v );
        commit_reversible_command ();
 }
 
 void 
-Editor::mapped_use_new_playlist (AudioTimeAxisView& atv, uint32_t sz)
+Editor::mapped_use_new_playlist (AudioTimeAxisView& atv, uint32_t sz, vector<boost::shared_ptr<ARDOUR::Playlist> > const & playlists)
 {
-       atv.use_new_playlist (sz > 1 ? false : true);
+       atv.use_new_playlist (sz > 1 ? false : true, playlists);
 }
 
 void
-Editor::mapped_use_copy_playlist (AudioTimeAxisView& atv, uint32_t sz)
+Editor::mapped_use_copy_playlist (AudioTimeAxisView& atv, uint32_t sz, vector<boost::shared_ptr<ARDOUR::Playlist> > const & playlists)
 {
-       atv.use_copy_playlist (sz > 1 ? false : true);
+       atv.use_copy_playlist (sz > 1 ? false : true, playlists);
 }
 
 void 
@@ -4100,7 +4364,7 @@ Editor::on_key_release_event (GdkEventKey* ev)
 }
 
 void
-Editor::reset_x_origin (nframes_t frame)
+Editor::reset_x_origin (nframes64_t frame)
 {
        queue_visual_change (frame);
 }
@@ -4112,8 +4376,9 @@ Editor::reset_zoom (double fpu)
 }
 
 void
-Editor::reposition_and_zoom (nframes_t frame, double fpu)
+Editor::reposition_and_zoom (nframes64_t frame, double fpu)
 {
+       //cerr << "Editor::reposition_and_zoom () called ha v:l:u:ps:fpu = " << horizontal_adjustment.get_value() << ":" << horizontal_adjustment.get_lower() << ":" << horizontal_adjustment.get_upper() << ":" << horizontal_adjustment.get_page_size() << ":" << frames_per_unit << endl;//DEBUG
        reset_x_origin (frame);
        reset_zoom (fpu);
 
@@ -4130,7 +4395,6 @@ Editor::current_visual_state (bool with_tracks)
        vs->frames_per_unit = frames_per_unit;
        vs->leftmost_frame = leftmost_frame;
        vs->zoom_focus = zoom_focus;
-       vs->zoomed_to_region = zoomed_to_region;
 
        if (with_tracks) {
                for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
@@ -4148,10 +4412,11 @@ Editor::undo_visual_state ()
                return;
        }
 
+       redo_visual_stack.push_back (current_visual_state());
+
        VisualState* vs = undo_visual_stack.back();
        undo_visual_stack.pop_back();
        use_visual_state (*vs);
-       redo_visual_stack.push_back (vs);
 }
 
 void
@@ -4161,10 +4426,11 @@ Editor::redo_visual_state ()
                return;
        }
 
+       undo_visual_stack.push_back (current_visual_state());
+
        VisualState* vs = redo_visual_stack.back();
        redo_visual_stack.pop_back();
        use_visual_state (*vs);
-       undo_visual_stack.push_back (vs);
 }
 
 void
@@ -4174,6 +4440,7 @@ Editor::swap_visual_state ()
                redo_visual_state ();
        } else {
                undo_visual_state ();
+               undo_visual_stack.clear();  //swap_visual_state truncates the undo stack so we are just bouncing between 2 states
        }
 }
 
@@ -4181,12 +4448,13 @@ void
 Editor::use_visual_state (VisualState& vs)
 {
        no_save_visual = true;
+       no_route_list_redisplay = true;
 
        vertical_adjustment.set_value (vs.y_position);
 
        set_zoom_focus (vs.zoom_focus);
        reposition_and_zoom (vs.leftmost_frame, vs.frames_per_unit);
-
+       
        for (list<TAVState>::iterator i = vs.track_states.begin(); i != vs.track_states.end(); ++i) {
                TrackViewList::iterator t;
 
@@ -4200,7 +4468,10 @@ Editor::use_visual_state (VisualState& vs)
        if (!vs.track_states.empty()) {
                update_route_visibility ();
        } 
-       
+
+       no_route_list_redisplay = false;
+       redisplay_route_list ();
+
        no_save_visual = false;
 }
 
@@ -4215,8 +4486,8 @@ Editor::set_frames_per_unit (double fpu)
                return;
        }
 
-       if (fpu < 2.0) {
-               fpu = 2.0;
+       if (fpu < 1.0) {
+               fpu = 1.0;
        }
 
        
@@ -4228,8 +4499,8 @@ Editor::set_frames_per_unit (double fpu)
                return;
        }
 
-       if (fpu == frames_per_unit) {
-               return;
+       if (tempo_lines) {
+               tempo_lines->tempo_map_changed();
        }
 
        frames_per_unit = fpu;
@@ -4239,14 +4510,16 @@ Editor::set_frames_per_unit (double fpu)
 void
 Editor::post_zoom ()
 {
+       nframes64_t cef = 0;
+/*
        // convert fpu to frame count
 
-       nframes_t frames = (nframes_t) floor (frames_per_unit * canvas_width);
-
+       nframes64_t frames = (nframes64_t) floor (frames_per_unit * canvas_width);
+       
        if (frames_per_unit != zoom_range_clock.current_duration()) {
                zoom_range_clock.set (frames);
        }
-
+*/
        if (mouse_mode == MouseRange && selection->time.start () != selection->time.end_frame ()) {
                if (!selection->tracks.empty()) {
                        for (TrackSelection::iterator i = selection->tracks.begin(); i != selection->tracks.end(); ++i) {
@@ -4258,23 +4531,44 @@ Editor::post_zoom ()
                        }
                }
        }
+       update_loop_range_view (false);
+       update_punch_range_view (false);
+
+       if (playhead_cursor) {
+               playhead_cursor->set_position (playhead_cursor->current_frame);
+       }
+
+       leftmost_frame = (nframes64_t) floor (horizontal_adjustment.get_value() * frames_per_unit);
 
        ZoomChanged (); /* EMIT_SIGNAL */
 
        reset_hscrollbar_stepping ();
-       reset_scrolling_region ();
 
-       if (playhead_cursor) playhead_cursor->set_position (playhead_cursor->current_frame);
+       if (session) {
+               cef = session->current_end_frame() + (current_page_frames() / 10);// Add a little extra so we can see the end marker
+       }
+       horizontal_adjustment.set_upper (cef / frames_per_unit);
+
+       //reset_scrolling_region ();
 
        instant_save ();
 }
 
 void
-Editor::queue_visual_change (nframes_t where)
+Editor::queue_visual_change (nframes64_t where)
 {
        pending_visual_change.pending = VisualChange::Type (pending_visual_change.pending | VisualChange::TimeOrigin);
-       pending_visual_change.time_origin = where;
        
+       /* if we're moving beyond the end, make sure the upper limit of the horizontal adjustment
+          can reach.
+       */
+       
+       if (where > session->current_end_frame()) {
+               horizontal_adjustment.set_upper ((where + current_page_frames()) / frames_per_unit);
+       }
+       
+       pending_visual_change.time_origin = where;
+
        if (pending_visual_change.idle_handler_id < 0) {
                pending_visual_change.idle_handler_id = g_idle_add (_idle_visual_changer, this);
        }
@@ -4301,26 +4595,24 @@ int
 Editor::idle_visual_changer ()
 {
        VisualChange::Type p = pending_visual_change.pending;
-
        pending_visual_change.pending = (VisualChange::Type) 0;
-       pending_visual_change.idle_handler_id = -1;
 
+       double last_time_origin = horizontal_adjustment.get_value();
        if (p & VisualChange::ZoomLevel) {
                set_frames_per_unit (pending_visual_change.frames_per_unit);
        }
 
        if (p & VisualChange::TimeOrigin) {
-               
-               nframes_t time_origin = (nframes_t) floor (horizontal_adjustment.get_value() * frames_per_unit);
-
-               if (time_origin != pending_visual_change.time_origin) {
-                       horizontal_adjustment.set_value (pending_visual_change.time_origin/frames_per_unit);
-               } else {
-                       update_fixed_rulers();
-                       redisplay_tempo (true);
-               }
+               horizontal_adjustment.set_value (pending_visual_change.time_origin / frames_per_unit);
        }
 
+       if (last_time_origin == horizontal_adjustment.get_value() ) {
+               /* changed signal not emitted */
+               update_fixed_rulers ();
+               redisplay_tempo (true);
+       }
+       // cerr << "Editor::idle_visual_changer () called ha v:l:u:ps:fpu = " << horizontal_adjustment.get_value() << ":" << horizontal_adjustment.get_lower() << ":" << horizontal_adjustment.get_upper() << ":" << horizontal_adjustment.get_page_size() << ":" << frames_per_unit << endl;//DEBUG
+       pending_visual_change.idle_handler_id = -1;
        return 0; /* this is always a one-shot call */
 }
 
@@ -4391,7 +4683,7 @@ Editor::get_preferred_edit_position (bool ignore_playhead)
 }
 
 void
-Editor::set_loop_range (nframes_t start, nframes_t end, string cmd)
+Editor::set_loop_range (nframes64_t start, nframes64_t end, string cmd)
 {
        if (!session) return;
 
@@ -4418,7 +4710,7 @@ Editor::set_loop_range (nframes_t start, nframes_t end, string cmd)
 }
 
 void
-Editor::set_punch_range (nframes_t start, nframes_t end, string cmd)
+Editor::set_punch_range (nframes64_t start, nframes64_t end, string cmd)
 {
        if (!session) return;
 
@@ -4466,14 +4758,14 @@ Editor::get_regions_at (RegionSelection& rs, nframes64_t where, const TrackSelec
                        
                        if ((ds = atv->get_diskstream()) && ((pl = ds->playlist()))) {
 
-                               Playlist::RegionList* regions = pl->regions_at ((nframes_t) floor ( (double)where * ds->speed()));
+                               Playlist::RegionList* regions = pl->regions_at ((nframes64_t) floor ( (double)where * ds->speed()));
 
                                for (Playlist::RegionList::iterator i = regions->begin(); i != regions->end(); ++i) {
 
                                        RegionView* rv = atv->audio_view()->find_view (*i);
 
                                        if (rv) {
-                                               rs.push_back (rv);
+                                               rs.add (rv);
                                        }
                                }
 
@@ -4504,7 +4796,7 @@ Editor::get_regions_after (RegionSelection& rs, nframes64_t where, const TrackSe
                        
                        if ((ds = atv->get_diskstream()) && ((pl = ds->playlist()))) {
 
-                               Playlist::RegionList* regions = pl->regions_touched ((nframes_t) floor ( (double)where * ds->speed()), max_frames);
+                               Playlist::RegionList* regions = pl->regions_touched ((nframes64_t) floor ( (double)where * ds->speed()), max_frames);
 
                                for (Playlist::RegionList::iterator i = regions->begin(); i != regions->end(); ++i) {
 
@@ -4643,6 +4935,9 @@ Editor::first_idle ()
        for (TrackViewList::iterator t = track_views.begin(); t != track_views.end(); ++t) {
                (*t)->first_idle();
        }
+
+       // first idle adds route children (automation tracks), so we need to redisplay here
+       redisplay_route_list();
        
        if (dialog) {
                delete dialog;
@@ -4650,3 +4945,210 @@ Editor::first_idle ()
 
        _have_idled = true;
 }
+
+void
+Editor::start_resize_line_ops ()
+{
+#if 0
+       old_resize_line_y = -1;
+       resize_line_y = -1;
+       need_resize_line = true;
+#endif 
+}
+
+void
+Editor::end_resize_line_ops ()
+{
+#if 0
+       need_resize_line = false;
+
+       if (old_resize_line_y >= 0) {
+               Gdk::Rectangle r (0, old_resize_line_y, (int) canvas_width, 3);
+               Glib::RefPtr<Gdk::Window> win = get_window();
+               cerr << "Final invalidation at " << old_resize_line_y << endl;
+               win->invalidate_rect (r, false);
+       }
+#endif
+}
+
+void
+Editor::queue_draw_resize_line (int at)
+{
+#if 0  
+       Glib::RefPtr<Gdk::Window> win = get_window();
+
+       resize_line_y = at;
+
+       if (win && canvas_width) {
+
+               int controls_width = controls_layout.get_width();
+               int xroot, discard;
+               
+               controls_layout.get_window()->get_origin (xroot, discard);
+
+               if (old_resize_line_y >= 0) {
+                       
+                       /* redraw where it used to be */
+                       
+                       
+                       Gdk::Rectangle r (0, old_resize_line_y - 1, controls_width + (int) canvas_width, 3);
+                       win->invalidate_rect (r, true);
+                       cerr << "invalidate " << xroot << "," << old_resize_line_y - 1 << ' ' 
+                            << controls_width + canvas_width << " x 3\n";
+               }
+
+               /* draw where it is */
+
+               Gdk::Rectangle r (0, at - 1, controls_width + (int) canvas_width, 3);
+               win->invalidate_rect (r, true);
+       }
+#endif
+}
+
+bool
+Editor::on_expose_event (GdkEventExpose* ev)
+{
+       /* cerr << "+++ editor expose "
+            << ev->area.x << ',' << ev->area.y
+            << ' '
+            << ev->area.width << " x " << ev->area.height
+            << " need reize ? " << need_resize_line
+            << endl;
+       */
+       bool ret = Window::on_expose_event (ev);
+
+#if 0
+       if (need_resize_line) {
+               
+               int xroot, yroot, discard;
+               int controls_width;
+
+               /* Our root coordinates for drawing the line will be the left edge 
+                  of the track controls, and the upper left edge of our own window.
+               */
+
+               get_window()->get_origin (discard, yroot);
+               controls_layout.get_window()->get_origin (xroot, discard);
+               controls_width = controls_layout.get_width();
+               
+               GdkRectangle lr;
+               GdkRectangle intersection;
+
+               lr.x = 0;
+               lr.y = resize_line_y;
+               lr.width = controls_width + (int) canvas_width;
+               lr.height = 3;
+
+               if (gdk_rectangle_intersect (&lr, &ev->area, &intersection)) {
+                       
+                       Glib::RefPtr<Gtk::Style> style (get_style());
+                       Glib::RefPtr<Gdk::GC> black_gc (style->get_black_gc ());
+                       Glib::RefPtr<Gdk::GC> gc = wrap (black_gc->gobj_copy(), false);
+
+                       /* draw on root window */
+
+                       GdkWindow* win = gdk_get_default_root_window();
+                       
+                       gc->set_subwindow (Gdk::INCLUDE_INFERIORS);
+                       gc->set_line_attributes (3, Gdk::LINE_SOLID, 
+                                                Gdk::CAP_NOT_LAST,
+                                                Gdk::JOIN_MITER);
+                       
+                       gdk_draw_line (win, gc->gobj(), 
+                                      0,
+                                      resize_line_y, 
+                                      (int) canvas_width + controls_width,
+                                      resize_line_y);
+#if 0
+                       cerr << "drew line @ " << xroot << ", " << yroot + resize_line_y 
+                            << " to " << xroot + (int) canvas_width + controls_width
+                            << ", " << yroot + resize_line_y
+                            << endl;
+#endif
+                       old_resize_line_y = resize_line_y;
+                       cerr << "NEXT EXPOSE SHOULD BE AT " << old_resize_line_y << endl;
+               } else {
+                       cerr << "no intersect with "
+                            << lr.x << ',' << lr.y
+                            << ' '
+                            << lr.width << " x " << lr.height
+                            << endl;
+               }
+       }
+
+       //cerr << "--- editor expose\n";
+#endif
+
+       return ret;
+}
+
+static gboolean
+_idle_resizer (gpointer arg)
+{
+       return ((Editor*)arg)->idle_resize ();
+}
+
+void
+Editor::add_to_idle_resize (TimeAxisView* view, uint32_t h)
+{
+       if (resize_idle_id < 0) {
+               resize_idle_id = g_idle_add (_idle_resizer, this);
+       } 
+
+       resize_idle_target = h;
+
+       pending_resizes.push_back (view);
+
+       if (selection->selected (view) && !selection->tracks.empty()) {
+               pending_resizes.insert (pending_resizes.end(), selection->tracks.begin(), selection->tracks.end());
+       }
+}
+
+bool
+Editor::idle_resize ()
+{
+       for (vector<TimeAxisView*>::iterator i = pending_resizes.begin(); i != pending_resizes.end(); ++i) {
+               (*i)->idle_resize (resize_idle_target);
+       }
+       pending_resizes.clear();
+       //flush_canvas ();
+       resize_idle_id = -1;
+       return false;
+}
+
+void
+Editor::change_region_layering_order (nframes64_t position)
+{
+       if (clicked_regionview == 0) {
+                if (layering_order_editor) {
+                        layering_order_editor->hide ();
+                }
+               return;
+       }
+
+       AudioTimeAxisView* atv = dynamic_cast<AudioTimeAxisView*> (clicked_trackview);
+
+       if (atv == 0) {
+               return;
+       }
+
+       boost::shared_ptr<Diskstream> ds;
+       boost::shared_ptr<Playlist> pl;
+
+       if ((ds = atv->get_diskstream()) && ((pl = ds->playlist()))) {
+               
+               if (layering_order_editor == 0) {
+                       layering_order_editor = new RegionLayeringOrderEditor(*this);
+               }
+               layering_order_editor->set_context (atv->name(), session, pl, position);
+               layering_order_editor->maybe_present ();
+       }
+}
+
+void
+Editor::update_region_layering_order_editor (nframes64_t frame)
+{
+       if (layering_order_editor && layering_order_editor->is_visible ()) {
+               change_region_layering_order (frame);
+       }
+}