tweak label alignment
[ardour.git] / gtk2_ardour / editor_mouse.cc
index 4816c2e04c0c4b9c8f807fed8c28dfbcf2d137bd..b2ee2777cfea9845f34853fa41a7eef478f76f88 100644 (file)
@@ -24,6 +24,7 @@
 #include <set>
 #include <string>
 #include <algorithm>
+#include <bitset>
 
 #include "pbd/error.h"
 #include "pbd/enumwriter.h"
 #include "gtkmm2ext/utils.h"
 #include "gtkmm2ext/tearoff.h"
 
+#include "canvas/canvas.h"
+
+#include "ardour/audioregion.h"
+#include "ardour/operations.h"
+#include "ardour/playlist.h"
+#include "ardour/profile.h"
+#include "ardour/region_factory.h"
+#include "ardour/route.h"
+#include "ardour/session.h"
+#include "ardour/types.h"
+
 #include "ardour_ui.h"
 #include "actions.h"
-#include "canvas-note.h"
 #include "editor.h"
 #include "time_axis_view.h"
 #include "audio_time_axis.h"
 #include "mouse_cursors.h"
 #include "editor_cursors.h"
 #include "verbose_cursor.h"
-
-#include "ardour/types.h"
-#include "ardour/profile.h"
-#include "ardour/route.h"
-#include "ardour/audio_track.h"
-#include "ardour/audio_diskstream.h"
-#include "ardour/midi_diskstream.h"
-#include "ardour/playlist.h"
-#include "ardour/audioplaylist.h"
-#include "ardour/audioregion.h"
-#include "ardour/midi_region.h"
-#include "ardour/dB.h"
-#include "ardour/utils.h"
-#include "ardour/region_factory.h"
-#include "ardour/source_factory.h"
-#include "ardour/session.h"
-#include "ardour/operations.h"
-
-#include <bitset>
+#include "note.h"
 
 #include "i18n.h"
 
@@ -93,85 +86,105 @@ using Gtkmm2ext::Keyboard;
 bool
 Editor::mouse_frame (framepos_t& where, bool& in_track_canvas) const
 {
+        /* gdk_window_get_pointer() has X11's XQueryPointer semantics in that it only
+           pays attentions to subwindows. this means that menu windows are ignored, and 
+           if the pointer is in a menu, the return window from the call will be the
+           the regular subwindow *under* the menu.
+
+           this matters quite a lot if the pointer is moving around in a menu that overlaps
+           the track canvas because we will believe that we are within the track canvas
+           when we are not. therefore, we track enter/leave events for the track canvas
+           and allow that to override the result of gdk_window_get_pointer().
+        */
+
+        if (!within_track_canvas) {
+                return false;
+        }
+
        int x, y;
-       double wx, wy;
-       Gdk::ModifierType mask;
-       Glib::RefPtr<Gdk::Window> canvas_window = const_cast<Editor*>(this)->track_canvas->get_window();
-       Glib::RefPtr<const Gdk::Window> pointer_window;
+       Glib::RefPtr<Gdk::Window> canvas_window = const_cast<Editor*>(this)->_track_canvas->get_window();
 
        if (!canvas_window) {
                return false;
        }
 
-       pointer_window = canvas_window->get_pointer (x, y, mask);
+       Glib::RefPtr<const Gdk::Window> pointer_window = Gdk::Display::get_default()->get_window_at_pointer (x, y);
 
-       if (pointer_window == track_canvas->get_bin_window()) {
-               wx = x;
-               wy = y;
-               in_track_canvas = true;
+       if (!pointer_window) {
+               return false;
+       }
 
-       } else {
+       if (pointer_window != canvas_window && pointer_window != _time_bars_canvas->get_window()) {
                in_track_canvas = false;
-                       return false;
+               return false;
        }
 
+       in_track_canvas = true;
+
        GdkEvent event;
        event.type = GDK_BUTTON_RELEASE;
-       event.button.x = wx;
-       event.button.y = wy;
+       event.button.x = x;
+       event.button.y = y;
+
+       where = window_event_frame (&event, 0, 0);
 
-       where = event_frame (&event, 0, 0);
        return true;
 }
 
 framepos_t
-Editor::event_frame (GdkEvent const * event, double* pcx, double* pcy) const
+Editor::window_event_frame (GdkEvent const * event, double* pcx, double* pcy) const
 {
-       double cx, cy;
+       double x;
+       double y;
 
-       if (pcx == 0) {
-               pcx = &cx;
+       if (!gdk_event_get_coords (event, &x, &y)) {
+               return 0;
        }
-       if (pcy == 0) {
-               pcy = &cy;
+
+       /* event coordinates are in window units, so convert to canvas
+        * (i.e. account for scrolling)
+        */
+
+       ArdourCanvas::Duple d = _track_canvas->window_to_canvas (ArdourCanvas::Duple (x, y));
+
+       if (pcx) {
+               *pcx = d.x;
        }
 
-       *pcx = 0;
-       *pcy = 0;
+       if (pcy) {
+               *pcy = d.y;
+       }
 
-       switch (event->type) {
-       case GDK_BUTTON_RELEASE:
-       case GDK_BUTTON_PRESS:
-       case GDK_2BUTTON_PRESS:
-       case GDK_3BUTTON_PRESS:
-               *pcx = event->button.x;
-               *pcy = event->button.y;
-               _trackview_group->w2i(*pcx, *pcy);
-               break;
-       case GDK_MOTION_NOTIFY:
-               *pcx = event->motion.x;
-               *pcy = event->motion.y;
-               _trackview_group->w2i(*pcx, *pcy);
-               break;
-       case GDK_ENTER_NOTIFY:
-       case GDK_LEAVE_NOTIFY:
-               track_canvas->w2c(event->crossing.x, event->crossing.y, *pcx, *pcy);
-               break;
-       case GDK_KEY_PRESS:
-       case GDK_KEY_RELEASE:
-               // track_canvas->w2c(event->key.x, event->key.y, *pcx, *pcy);
-               break;
-       default:
-               warning << string_compose (_("Editor::event_frame() used on unhandled event type %1"), event->type) << endmsg;
-               break;
+       return pixel_to_sample (d.x);
+}
+
+framepos_t
+Editor::canvas_event_frame (GdkEvent const * event, double* pcx, double* pcy) const
+{
+       double x;
+       double y;
+
+       /* event coordinates are already in canvas units */
+
+       if (!gdk_event_get_coords (event, &x, &y)) {
+               cerr << "!NO c COORDS for event type " << event->type << endl;
+               return 0;
+       }
+
+       if (pcx) {
+               *pcx = x;
        }
 
-       /* note that pixel_to_frame() never returns less than zero, so even if the pixel
+       if (pcy) {
+               *pcy = y;
+       }
+
+       /* note that pixel_to_sample() never returns less than zero, so even if the pixel
           position is negative (as can be the case with motion events in particular),
           the frame location is always positive.
        */
 
-       return pixel_to_frame (*pcx);
+       return pixel_to_sample (x);
 }
 
 Gdk::Cursor*
@@ -181,7 +194,7 @@ Editor::which_grabber_cursor ()
 
        if (_internal_editing) {
                switch (mouse_mode) {
-               case MouseRange:
+               case MouseDraw:
                        c = _cursors->midi_pencil;
                        break;
 
@@ -192,6 +205,10 @@ Editor::which_grabber_cursor ()
                case MouseTimeFX:
                        c = _cursors->midi_resize;
                        break;
+                       
+               case MouseRange:
+                       c = _cursors->grabber_note;
+                       break;
 
                default:
                        break;
@@ -240,75 +257,79 @@ Editor::set_current_movable (boost::shared_ptr<Movable> m)
 void
 Editor::set_canvas_cursor ()
 {
-       if (_internal_editing) {
+       switch (mouse_mode) {
+       case MouseRange:
+               current_canvas_cursor = _cursors->selector;
+               if (_internal_editing) {
+                       current_canvas_cursor = which_grabber_cursor();
+               }
+               break;
 
-               switch (mouse_mode) {
-               case MouseRange:
-                       current_canvas_cursor = _cursors->midi_pencil;
-                       break;
+       case MouseObject:
+               current_canvas_cursor = which_grabber_cursor();
+               break;
 
-               case MouseObject:
-                       current_canvas_cursor = which_grabber_cursor();
-                       break;
+       case MouseDraw:
+               current_canvas_cursor = _cursors->midi_pencil;
+               break;
 
-               case MouseTimeFX:
-                       current_canvas_cursor = _cursors->midi_resize;
-                       break;
+       case MouseGain:
+               current_canvas_cursor = _cursors->cross_hair;
+               break;
 
-               default:
-                       return;
+       case MouseZoom:
+               if (Keyboard::the_keyboard().key_is_down (GDK_Control_L)) {
+                       current_canvas_cursor = _cursors->zoom_out;
+               } else {
+                       current_canvas_cursor = _cursors->zoom_in;
                }
+               break;
 
-       } else {
-
-               switch (mouse_mode) {
-               case MouseRange:
-                       current_canvas_cursor = _cursors->selector;
-                       break;
+       case MouseTimeFX:
+               current_canvas_cursor = _cursors->time_fx; // just use playhead
+               break;
 
-               case MouseObject:
-                       current_canvas_cursor = which_grabber_cursor();
-                       break;
+       case MouseAudition:
+               current_canvas_cursor = _cursors->speaker;
+               break;
+       }
 
-               case MouseGain:
-                       current_canvas_cursor = _cursors->cross_hair;
+       if (!_internal_editing) {
+               switch (_join_object_range_state) {
+               case JOIN_OBJECT_RANGE_NONE:
                        break;
-
-               case MouseZoom:
-                       if (Keyboard::the_keyboard().key_is_down (GDK_Control_L)) {
-                               current_canvas_cursor = _cursors->zoom_out;
-                       } else {
-                               current_canvas_cursor = _cursors->zoom_in;
-                       }
+               case JOIN_OBJECT_RANGE_OBJECT:
+                       current_canvas_cursor = which_grabber_cursor ();
                        break;
-
-               case MouseTimeFX:
-                       current_canvas_cursor = _cursors->time_fx; // just use playhead
-                       break;
-
-               case MouseAudition:
-                       current_canvas_cursor = _cursors->speaker;
+               case JOIN_OBJECT_RANGE_RANGE:
+                       current_canvas_cursor = _cursors->selector;
                        break;
                }
        }
 
-       switch (_join_object_range_state) {
-       case JOIN_OBJECT_RANGE_NONE:
-               break;
-       case JOIN_OBJECT_RANGE_OBJECT:
-               current_canvas_cursor = which_grabber_cursor ();
-               break;
-       case JOIN_OBJECT_RANGE_RANGE:
-               current_canvas_cursor = _cursors->selector;
-               break;
-       }
-
        /* up-down cursor as a cue that automation can be dragged up and down when in join object/range mode */
-       if (join_object_range_button.get_active() && last_item_entered) {
-               if (last_item_entered->property_parent() && (*last_item_entered->property_parent()).get_data (X_("timeselection"))) {
-                       pair<TimeAxisView*, int> tvp = trackview_by_y_position (_last_motion_y + vertical_adjustment.get_value() - canvas_timebars_vsize);
-                       if (dynamic_cast<AutomationTimeAxisView*> (tvp.first)) {
-                               current_canvas_cursor = _cursors->up_down;
+       if (!_internal_editing && get_smart_mode() ) {
+
+               double x, y;
+               get_pointer_position (x, y);
+
+               if (x >= 0 && y >= 0) {
+                       
+                       vector<ArdourCanvas::Item const *> items;
+                       
+                       _track_canvas->root()->add_items_at_point (ArdourCanvas::Duple (x,y), items);
+                       
+                       // first item will be the upper most 
+                       
+                       if (!items.empty()) {
+                               const ArdourCanvas::Item* i = items.front();
+                               
+                               if (i && i->parent() && i->parent()->get_data (X_("timeselection"))) {
+                                       pair<TimeAxisView*, int> tvp = trackview_by_y_position (_last_motion_y);
+                                       if (dynamic_cast<AutomationTimeAxisView*> (tvp.first)) {
+                                               current_canvas_cursor = _cursors->up_down;
+                                       }
+                               }
                        }
                }
        }
@@ -316,6 +337,21 @@ Editor::set_canvas_cursor ()
        set_canvas_cursor (current_canvas_cursor, true);
 }
 
+void
+Editor::mouse_mode_object_range_toggled()
+{
+       MouseMode m = mouse_mode;
+       
+       Glib::RefPtr<Action> act = ActionManager::get_action (X_("MouseMode"), X_("set-mouse-mode-range"));
+       assert (act);
+       Glib::RefPtr<ToggleAction> tact = Glib::RefPtr<ToggleAction>::cast_dynamic (act);
+       assert (tact);
+       if (tact->get_active())
+               m = MouseObject;  //Smart mode turned to ON, force editing to Object mode
+       
+       set_mouse_mode(m, true);  //call this so the button styles can get updated
+}
+
 void
 Editor::set_mouse_mode (MouseMode m, bool force)
 {
@@ -338,6 +374,10 @@ Editor::set_mouse_mode (MouseMode m, bool force)
                act = ActionManager::get_action (X_("MouseMode"), X_("set-mouse-mode-object"));
                break;
 
+       case MouseDraw:
+               act = ActionManager::get_action (X_("MouseMode"), X_("set-mouse-mode-draw"));
+               break;
+
        case MouseGain:
                act = ActionManager::get_action (X_("MouseMode"), X_("set-mouse-mode-gain"));
                break;
@@ -364,40 +404,99 @@ Editor::set_mouse_mode (MouseMode m, bool force)
        tact->set_active (false);
        tact->set_active (true);
 
-       MouseModeChanged (); /* EMIT SIGNAL */
+       //NOTE:  this will result in a call to mouse_mode_toggled which does the heavy lifting
 }
 
 void
 Editor::mouse_mode_toggled (MouseMode m)
 {
-       mouse_mode = m;
+       Glib::RefPtr<Action> act;
+       Glib::RefPtr<ToggleAction> tact;
 
-       instant_save ();
+       switch (m) {
+       case MouseRange:
+               act = ActionManager::get_action (X_("MouseMode"), X_("set-mouse-mode-range"));
+               break;
 
-       if (!internal_editing()) {
-               if (mouse_mode != MouseRange && _join_object_range_state == JOIN_OBJECT_RANGE_NONE) {
+       case MouseObject:
+               act = ActionManager::get_action (X_("MouseMode"), X_("set-mouse-mode-object"));
+               break;
 
-                       /* in all modes except range and joined object/range, hide the range selection,
-                          show the object (region) selection.
-                       */
+       case MouseDraw:
+               act = ActionManager::get_action (X_("MouseMode"), X_("set-mouse-mode-draw"));
+               break;
 
-                       for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
-                               (*i)->hide_selection ();
-                       }
+       case MouseGain:
+               act = ActionManager::get_action (X_("MouseMode"), X_("set-mouse-mode-gain"));
+               break;
 
-               } else {
+       case MouseZoom:
+               act = ActionManager::get_action (X_("MouseMode"), X_("set-mouse-mode-zoom"));
+               break;
 
-                       /*
-                         in range or object/range mode, show the range selection.
-                       */
+       case MouseTimeFX:
+               act = ActionManager::get_action (X_("MouseMode"), X_("set-mouse-mode-timefx"));
+               break;
 
-                       for (TrackSelection::iterator i = selection->tracks.begin(); i != selection->tracks.end(); ++i) {
-                               (*i)->show_selection (selection->time);
-                       }
-               }
+       case MouseAudition:
+               act = ActionManager::get_action (X_("MouseMode"), X_("set-mouse-mode-audition"));
+               break;
        }
 
+       assert (act);
+
+       tact = Glib::RefPtr<ToggleAction>::cast_dynamic (act);
+       assert (tact);
+
+       if (!tact->get_active()) {
+               /* this was just the notification that the old mode has been
+                * left. we'll get called again with the new mode active in a
+                * jiffy.
+                */
+               return;
+       }
+
+       switch (m) {
+       case MouseDraw:
+               act = ActionManager::get_action (X_("MouseMode"), X_("toggle-internal-edit"));
+               tact = Glib::RefPtr<ToggleAction>::cast_dynamic(act);
+               tact->set_active (true);
+               break;
+       default:
+               break;
+       }
+       
+       if (_session && mouse_mode == MouseAudition) {
+               /* stop transport and reset default speed to avoid oddness with
+                  auditioning */
+               _session->request_transport_speed (0.0, true);
+       }
+
+       mouse_mode = m;
+
+       instant_save ();
+
+       //TODO:  set button styles for smart buttons
+/*
+       if ( smart_mode_action->get_active() ) {
+               if( mouse_mode == MouseObject ) { //smart active and object active
+                       smart_mode_button.set_active(1);
+                       smart_mode_button.set_name("smart mode button");
+                       mouse_move_button.set_name("smart mode button");
+               } else {  //smart active but object inactive
+                       smart_mode_button.set_active(0);
+                       smart_mode_button.set_name("smart mode button");
+                       mouse_move_button.set_name("mouse mode button");
+               }
+       } else {
+               smart_mode_button.set_active(0);
+               smart_mode_button.set_name("mouse mode button");
+               mouse_move_button.set_name("mouse mode button");
+       }
+*/
+       
        set_canvas_cursor ();
+       set_gain_envelope_visibility ();
 
        MouseModeChanged (); /* EMIT SIGNAL */
 }
@@ -419,10 +518,15 @@ Editor::step_mouse_mode (bool next)
                break;
 
        case MouseRange:
-               if (next) set_mouse_mode (MouseZoom);
+               if (next) set_mouse_mode (MouseDraw);
                else set_mouse_mode (MouseObject);
                break;
 
+       case MouseDraw:
+               if (next) set_mouse_mode (MouseZoom);
+               else set_mouse_mode (MouseRange);
+               break;
+
        case MouseZoom:
                if (next) {
                        if (Profile->get_sae()) {
@@ -434,7 +538,7 @@ Editor::step_mouse_mode (bool next)
                        if (Profile->get_sae()) {
                                set_mouse_mode (MouseObject);
                        } else {
-                               set_mouse_mode (MouseRange);
+                               set_mouse_mode (MouseDraw);
                        }
                }
                break;
@@ -463,6 +567,22 @@ Editor::step_mouse_mode (bool next)
        }
 }
 
+bool
+Editor::toggle_internal_editing_from_double_click (GdkEvent* event)
+{
+       if (_drags->active()) {
+               _drags->end_grab (event);
+       } 
+
+       ActionManager::do_action ("MouseMode", "toggle-internal-edit");
+
+       /* prevent reversion of edit cursor on button release */
+       
+       pre_press_cursor = 0;
+
+       return true;
+}
+
 void
 Editor::button_selection (ArdourCanvas::Item* /*item*/, GdkEvent* event, ItemType item_type)
 {
@@ -480,13 +600,12 @@ Editor::button_selection (ArdourCanvas::Item* /*item*/, GdkEvent* event, ItemTyp
        */
 
        if (((mouse_mode != MouseObject) &&
-            (_join_object_range_state != JOIN_OBJECT_RANGE_OBJECT) &&
             (mouse_mode != MouseAudition || item_type != RegionItem) &&
             (mouse_mode != MouseTimeFX || item_type != RegionItem) &&
             (mouse_mode != MouseGain) &&
-            (mouse_mode != MouseRange)) ||
+            (mouse_mode != MouseDraw)) ||
            ((event->type != GDK_BUTTON_PRESS && event->type != GDK_BUTTON_RELEASE) || event->button.button > 3) ||
-           internal_editing()) {
+           (internal_editing() && mouse_mode != MouseTimeFX)) {
 
                return;
        }
@@ -508,14 +627,25 @@ Editor::button_selection (ArdourCanvas::Item* /*item*/, GdkEvent* event, ItemTyp
 
        switch (item_type) {
        case RegionItem:
-               if (mouse_mode != MouseRange || _join_object_range_state == JOIN_OBJECT_RANGE_OBJECT) {
-                       set_selected_regionview_from_click (press, op, true);
-               } else if (event->type == GDK_BUTTON_PRESS) {
-                       selection->clear_tracks ();
-                       set_selected_track_as_side_effect (op, true);
-               }
-               if (_join_object_range_state == JOIN_OBJECT_RANGE_OBJECT && !selection->regions.empty()) {
-                       clicked_selection = select_range_around_region (selection->regions.front());
+               if (!get_smart_mode() || (_join_object_range_state != JOIN_OBJECT_RANGE_RANGE)) {
+                       if (press) {
+                               if (mouse_mode != MouseRange) {
+                                       set_selected_regionview_from_click (press, op);
+                               } else {
+                                       /* don't change the selection unless the
+                                          clicked track is not currently selected. if
+                                          so, "collapse" the selection to just this
+                                          track
+                                       */
+                                       if (!selection->selected (clicked_axisview)) {
+                                               set_selected_track_as_side_effect (Selection::Set);
+                                       }
+                               }
+                       } else {
+                               if (mouse_mode != MouseRange) {
+                                       set_selected_regionview_from_click (press, op);
+                               }
+                       }
                }
                break;
 
@@ -523,29 +653,30 @@ Editor::button_selection (ArdourCanvas::Item* /*item*/, GdkEvent* event, ItemTyp
        case RegionViewName:
        case LeftFrameHandle:
        case RightFrameHandle:
-               if (mouse_mode != MouseRange || _join_object_range_state == JOIN_OBJECT_RANGE_OBJECT) {
-                       set_selected_regionview_from_click (press, op, true);
+               if ( mouse_mode != MouseRange ) {
+                       set_selected_regionview_from_click (press, op);
                } else if (event->type == GDK_BUTTON_PRESS) {
                        set_selected_track_as_side_effect (op);
                }
                break;
 
-
        case FadeInHandleItem:
        case FadeInItem:
        case FadeOutHandleItem:
        case FadeOutItem:
-               if (mouse_mode != MouseRange || _join_object_range_state == JOIN_OBJECT_RANGE_OBJECT) {
-                       set_selected_regionview_from_click (press, op, true);
+       case StartCrossFadeItem:
+       case EndCrossFadeItem:
+               if ( mouse_mode != MouseRange ) {
+                       set_selected_regionview_from_click (press, op);
                } else if (event->type == GDK_BUTTON_PRESS) {
                        set_selected_track_as_side_effect (op);
                }
                break;
 
        case ControlPointItem:
-               set_selected_track_as_side_effect (op, true);
-               if (mouse_mode != MouseRange || _join_object_range_state == JOIN_OBJECT_RANGE_OBJECT) {
-                       set_selected_control_point_from_click (op, false);
+               set_selected_track_as_side_effect (op);
+               if ( mouse_mode != MouseRange ) {
+                       set_selected_control_point_from_click (press, op);
                }
                break;
 
@@ -553,12 +684,12 @@ Editor::button_selection (ArdourCanvas::Item* /*item*/, GdkEvent* event, ItemTyp
                /* for context click, select track */
                if (event->button.button == 3) {
                        selection->clear_tracks ();
-                       set_selected_track_as_side_effect (op, true);
+                       set_selected_track_as_side_effect (op);
                }
                break;
 
        case AutomationTrackItem:
-               set_selected_track_as_side_effect (op, true);
+               set_selected_track_as_side_effect (op);
                break;
 
        default:
@@ -577,7 +708,7 @@ Editor::button_press_handler_1 (ArdourCanvas::Item* item, GdkEvent* event, ItemT
 
        switch (item_type) {
        case PlayheadCursorItem:
-               _drags->set (new CursorDrag (this, item, true), event);
+               _drags->set (new CursorDrag (this, *playhead_cursor, true), event);
                return true;
 
        case MarkerItem:
@@ -589,32 +720,53 @@ Editor::button_press_handler_1 (ArdourCanvas::Item* item, GdkEvent* event, ItemT
                return true;
 
        case TempoMarkerItem:
-               _drags->set (
-                       new TempoMarkerDrag (
-                               this,
-                               item,
-                               Keyboard::modifier_state_contains (event->button.state, Keyboard::CopyModifier)
-                               ),
-                       event
-                       );
-               return true;
+       {
+               TempoMarker* m = reinterpret_cast<TempoMarker*> (item->get_data ("marker"));
+               assert (m);
+               if (m->tempo().movable ()) {
+                       _drags->set (
+                               new TempoMarkerDrag (
+                                       this,
+                                       item,
+                                       Keyboard::modifier_state_contains (event->button.state, Keyboard::CopyModifier)
+                                       ),
+                               event
+                               );
+                       return true;
+               } else {
+                       return false;
+               }
+       }
 
        case MeterMarkerItem:
-               _drags->set (
-                       new MeterMarkerDrag (
-                               this,
-                               item,
-                               Keyboard::modifier_state_contains (event->button.state, Keyboard::CopyModifier)
-                               ),
-                       event
-                       );
+       {
+               MeterMarker* m = reinterpret_cast<MeterMarker*> (item->get_data ("marker"));
+               assert (m);
+               if (m->meter().movable ()) {
+                       _drags->set (
+                               new MeterMarkerDrag (
+                                       this,
+                                       item,
+                                       Keyboard::modifier_state_contains (event->button.state, Keyboard::CopyModifier)
+                                       ),
+                               event
+                               );
+                       return true;
+               } else {
+                       return false;
+               }
+       }
+
+       case VideoBarItem:
+               _drags->set (new VideoTimeLineDrag (this, item), event);
                return true;
+               break;
 
        case MarkerBarItem:
        case TempoBarItem:
        case MeterBarItem:
                if (!Keyboard::modifier_state_equals (event->button.state, Keyboard::PrimaryModifier)) {
-                       _drags->set (new CursorDrag (this, &playhead_cursor->canvas_item, false), event);
+                       _drags->set (new CursorDrag (this, *playhead_cursor, false), event);
                }
                return true;
                break;
@@ -622,7 +774,7 @@ Editor::button_press_handler_1 (ArdourCanvas::Item* item, GdkEvent* event, ItemT
 
        case RangeMarkerBarItem:
                if (!Keyboard::modifier_state_equals (event->button.state, Keyboard::PrimaryModifier)) {
-                       _drags->set (new CursorDrag (this, &playhead_cursor->canvas_item, false), event);
+                       _drags->set (new CursorDrag (this, *playhead_cursor, false), event);
                } else {
                        _drags->set (new RangeMarkerBarDrag (this, item, RangeMarkerBarDrag::CreateRangeMarker), event);
                }
@@ -631,7 +783,7 @@ Editor::button_press_handler_1 (ArdourCanvas::Item* item, GdkEvent* event, ItemT
 
        case CdMarkerBarItem:
                if (!Keyboard::modifier_state_equals (event->button.state, Keyboard::PrimaryModifier)) {
-                       _drags->set (new CursorDrag (this, &playhead_cursor->canvas_item, false), event);
+                       _drags->set (new CursorDrag (this, *playhead_cursor, false), event);
                } else {
                        _drags->set (new RangeMarkerBarDrag (this, item, RangeMarkerBarDrag::CreateCDMarker), event);
                }
@@ -640,7 +792,7 @@ Editor::button_press_handler_1 (ArdourCanvas::Item* item, GdkEvent* event, ItemT
 
        case TransportMarkerBarItem:
                if (!Keyboard::modifier_state_equals (event->button.state, Keyboard::PrimaryModifier)) {
-                       _drags->set (new CursorDrag (this, &playhead_cursor->canvas_item, false), event);
+                       _drags->set (new CursorDrag (this, *playhead_cursor, false), event);
                } else {
                        _drags->set (new RangeMarkerBarDrag (this, item, RangeMarkerBarDrag::CreateTransportMarker), event);
                }
@@ -672,6 +824,11 @@ Editor::button_press_handler_1 (ArdourCanvas::Item* item, GdkEvent* event, ItemT
                eff = MouseObject;
        }
 
+       /* there is no Range mode when in internal edit mode */
+       if (eff == MouseRange && internal_editing()) {
+               eff = MouseObject;
+       }
+
        switch (eff) {
        case MouseRange:
                switch (item_type) {
@@ -684,21 +841,20 @@ Editor::button_press_handler_1 (ArdourCanvas::Item* item, GdkEvent* event, ItemT
                        break;
 
                case SelectionItem:
-                       if (Keyboard::modifier_state_contains
-                           (event->button.state, Keyboard::ModifierMask(Keyboard::PrimaryModifier))) {
-                               // contains and not equals because I can't use alt as a modifier alone.
+                       if (Keyboard::modifier_state_contains (event->button.state, Keyboard::ModifierMask(Keyboard::PrimaryModifier|Keyboard::SecondaryModifier))) {
                                start_selection_grab (item, event);
+                               return true;
                        } else if (Keyboard::modifier_state_equals (event->button.state, Keyboard::SecondaryModifier)) {
                                /* grab selection for moving */
                                _drags->set (new SelectionDrag (this, item, SelectionDrag::SelectionMove), event);
                        } else {
-                               double const y = event->button.y + vertical_adjustment.get_value() - canvas_timebars_vsize;
+                               double const y = event->button.y;
                                pair<TimeAxisView*, int> tvp = trackview_by_y_position (y);
                                if (tvp.first) {
                                        AutomationTimeAxisView* atv = dynamic_cast<AutomationTimeAxisView*> (tvp.first);
-                                       if (join_object_range_button.get_active() && atv) {
+                                       if ( get_smart_mode() && atv) {
                                                /* smart "join" mode: drag automation */
-                                               _drags->set (new AutomationRangeDrag (this, atv->base_item(), selection->time), event, _cursors->up_down);
+                                               _drags->set (new AutomationRangeDrag (this, atv, selection->time), event, _cursors->up_down);
                                        } else {
                                                /* this was debated, but decided the more common action was to
                                                   make a new selection */
@@ -708,18 +864,6 @@ Editor::button_press_handler_1 (ArdourCanvas::Item* item, GdkEvent* event, ItemT
                        }
                        break;
 
-               case NoteItem:
-                       if (internal_editing()) {
-                               /* trim notes if we're in internal edit mode and near the ends of the note */
-                               ArdourCanvas::CanvasNote* cn = dynamic_cast<ArdourCanvas::CanvasNote*> (item);
-                               if (cn && cn->big_enough_to_trim() && cn->mouse_near_ends()) {
-                                       _drags->set (new NoteResizeDrag (this, item), event, current_canvas_cursor);
-                               } else {
-                                       _drags->set (new NoteDrag (this, item), event);
-                               }
-                       }
-                       return true;
-
                case StreamItem:
                        if (internal_editing()) {
                                if (dynamic_cast<MidiTimeAxisView*> (clicked_axisview)) {
@@ -727,41 +871,69 @@ Editor::button_press_handler_1 (ArdourCanvas::Item* item, GdkEvent* event, ItemT
                                        return true;
                                } 
                        } else {
-                               _drags->set (new SelectionDrag (this, item, SelectionDrag::CreateSelection), event);
+                               if (Keyboard::modifier_state_equals (event->button.state, Keyboard::RangeSelectModifier)) {
+                                       _drags->set (new SelectionDrag (this, item, SelectionDrag::SelectionExtend), event);
+                               } else {
+                                       _drags->set (new SelectionDrag (this, item, SelectionDrag::CreateSelection), event);
+                               }
                                return true;
                        }
                        break;
 
                case RegionViewNameHighlight:
                        if (!clicked_regionview->region()->locked()) {
-                               RegionSelection s = get_equivalent_regions (selection->regions, Properties::edit.property_id);
-                               _drags->set (new TrimDrag (this, item, clicked_regionview, s.by_layer()), event);
+                               _drags->set (new TrimDrag (this, item, clicked_regionview, selection->regions.by_layer()), event);
                                return true;
                        }
                        break;
 
-               case LeftFrameHandle:
-               case RightFrameHandle:
-                       if (!internal_editing() && !clicked_regionview->region()->locked()) {
-                               RegionSelection s = get_equivalent_regions (selection->regions, Properties::edit.property_id);
-                               _drags->set (new TrimDrag (this, item, clicked_regionview, s.by_layer()), event);
+               default:
+                       if (!internal_editing()) {
+                               if (Keyboard::modifier_state_equals (event->button.state, Keyboard::RangeSelectModifier)) {
+                                       _drags->set (new SelectionDrag (this, item, SelectionDrag::SelectionExtend), event);
+                               } else {
+                                       _drags->set (new SelectionDrag (this, item, SelectionDrag::CreateSelection), event);
+                               }
+                       }
+               }
+               return true;
+               break;
+
+       case MouseDraw:
+               switch (item_type) {
+               case NoteItem:
+                       if (internal_editing()) {
+                               /* trim notes if we're in internal edit mode and near the ends of the note */
+                               NoteBase* cn = reinterpret_cast<NoteBase*>(item->get_data ("notebase"));
+                               assert (cn);
+                               if (cn && cn->big_enough_to_trim() && cn->mouse_near_ends()) {
+                                       _drags->set (new NoteResizeDrag (this, item), event, current_canvas_cursor);
+                               } else {
+                                       _drags->set (new NoteDrag (this, item), event);
+                               }
+                               return true;
+                       }
+                       break;
+               case StreamItem:
+                       if (internal_editing()) {
+                               if (dynamic_cast<MidiTimeAxisView*> (clicked_axisview)) {
+                                       _drags->set (new RegionCreateDrag (this, item, clicked_axisview), event);
+                               }
                                return true;
                        }
                        break;
 
                default:
-                       if (!internal_editing()) {
-                               _drags->set (new SelectionDrag (this, item, SelectionDrag::CreateSelection), event);
-                       }
+                       break;
                }
-               return true;
                break;
 
        case MouseObject:
                switch (item_type) {
                case NoteItem:
                        if (internal_editing()) {
-                               ArdourCanvas::CanvasNoteEvent* cn = dynamic_cast<ArdourCanvas::CanvasNoteEvent*> (item);
+                               NoteBase* cn = reinterpret_cast<NoteBase*> (item->get_data ("notebase"));
+                               assert (cn);
                                if (cn->mouse_near_ends()) {
                                        _drags->set (new NoteResizeDrag (this, item), event, current_canvas_cursor);
                                } else {
@@ -778,25 +950,32 @@ Editor::button_press_handler_1 (ArdourCanvas::Item* item, GdkEvent* event, ItemT
                if (Keyboard::modifier_state_contains (event->button.state, Keyboard::ModifierMask(Keyboard::PrimaryModifier|Keyboard::SecondaryModifier)) &&
                    event->type == GDK_BUTTON_PRESS) {
 
-                       _drags->set (new RubberbandSelectDrag (this, item), event);
+                       _drags->set (new EditorRubberbandSelectDrag (this, item), event);
 
                } else if (event->type == GDK_BUTTON_PRESS) {
 
                        switch (item_type) {
                        case FadeInHandleItem:
                        {
-                               RegionSelection s = get_equivalent_regions (selection->regions, Properties::edit.property_id);
-                               _drags->set (new FadeInDrag (this, item, reinterpret_cast<RegionView*> (item->get_data("regionview")), s), event, _cursors->fade_in);
+                               _drags->set (new FadeInDrag (this, item, reinterpret_cast<RegionView*> (item->get_data("regionview")), selection->regions), event, _cursors->fade_in);
                                return true;
                        }
 
                        case FadeOutHandleItem:
                        {
-                               RegionSelection s = get_equivalent_regions (selection->regions, Properties::edit.property_id);
-                               _drags->set (new FadeOutDrag (this, item, reinterpret_cast<RegionView*> (item->get_data("regionview")), s), event, _cursors->fade_out);
+                               _drags->set (new FadeOutDrag (this, item, reinterpret_cast<RegionView*> (item->get_data("regionview")), selection->regions), event, _cursors->fade_out);
                                return true;
                        }
 
+                       case StartCrossFadeItem:
+                       case EndCrossFadeItem:
+                               /* we might allow user to grab inside the fade to trim a region with preserve_fade_anchor.  for not this is not fully implemented */ 
+//                             if (!clicked_regionview->region()->locked()) {
+//                                     _drags->set (new TrimDrag (this, item, clicked_regionview, selection->regions.by_layer(), true), event);
+//                                     return true;
+//                             }
+                               break;
+
                        case FeatureLineItem:
                        {
                                if (Keyboard::modifier_state_contains (event->button.state, Keyboard::TertiaryModifier)) {
@@ -818,7 +997,6 @@ Editor::button_press_handler_1 (ArdourCanvas::Item* item, GdkEvent* event, ItemT
                                }
 
                                if (internal_editing ()) {
-                                       /* no region drags in internal edit mode */
                                        break;
                                }
 
@@ -831,19 +1009,20 @@ Editor::button_press_handler_1 (ArdourCanvas::Item* item, GdkEvent* event, ItemT
                                        add_region_drag (item, event, clicked_regionview);
                                }
 
-                               if (_join_object_range_state == JOIN_OBJECT_RANGE_OBJECT && !selection->regions.empty()) {
-                                       _drags->add (new SelectionDrag (this, clicked_axisview->get_selection_rect (clicked_selection)->rect, SelectionDrag::SelectionMove));
-                               }
+
+//                             if (!internal_editing() && (_join_object_range_state == JOIN_OBJECT_RANGE_RANGE && !selection->regions.empty())) {
+//                                     _drags->add (new SelectionDrag (this, clicked_axisview->get_selection_rect (clicked_selection)->rect, SelectionDrag::SelectionMove));
+//                             }
 
                                _drags->start_grab (event);
+                               return true;
                                break;
 
                        case RegionViewNameHighlight:
                        case LeftFrameHandle:
                         case RightFrameHandle:
                                if (!clicked_regionview->region()->locked()) {
-                                       RegionSelection s = get_equivalent_regions (selection->regions, Properties::edit.property_id);
-                                       _drags->set (new TrimDrag (this, item, clicked_regionview, s.by_layer()), event);
+                                       _drags->set (new TrimDrag (this, item, clicked_regionview, selection->regions.by_layer()), event);
                                        return true;
                                }
                                break;
@@ -851,8 +1030,7 @@ Editor::button_press_handler_1 (ArdourCanvas::Item* item, GdkEvent* event, ItemT
                        case RegionViewName:
                        {
                                /* rename happens on edit clicks */
-                               RegionSelection s = get_equivalent_regions (selection->regions, Properties::edit.property_id);
-                               _drags->set (new TrimDrag (this, clicked_regionview->get_name_highlight(), clicked_regionview, s.by_layer()), event);
+                               _drags->set (new TrimDrag (this, clicked_regionview->get_name_highlight(), clicked_regionview, selection->regions.by_layer()), event);
                                return true;
                                break;
                        }
@@ -874,7 +1052,7 @@ Editor::button_press_handler_1 (ArdourCanvas::Item* item, GdkEvent* event, ItemT
                                        }
                                        return true;
                                } else {
-                                       _drags->set (new RubberbandSelectDrag (this, item), event);
+                                       _drags->set (new EditorRubberbandSelectDrag (this, item), event);
                                }
                                break;
 
@@ -884,81 +1062,74 @@ Editor::button_press_handler_1 (ArdourCanvas::Item* item, GdkEvent* event, ItemT
                                AutomationTimeAxisView* atv = dynamic_cast<AutomationTimeAxisView*> (clicked_axisview);
                                assert (atv);
                                if (parent && dynamic_cast<MidiTimeAxisView*> (parent) && atv->show_regions ()) {
-                                       /* create a MIDI region so that we have somewhere to put automation */
-                                       _drags->set (new RegionCreateDrag (this, item, parent), event);
+
+                                       RouteTimeAxisView* p = dynamic_cast<RouteTimeAxisView*> (parent);
+                                       assert (p);
+                                       boost::shared_ptr<Playlist> pl = p->track()->playlist ();
+                                       if (pl->n_regions() == 0) {
+                                               /* Parent has no regions; create one so that we have somewhere to put automation */
+                                               _drags->set (new RegionCreateDrag (this, item, parent), event);
+                                       } else {
+                                               /* See if there's a region before the click that we can extend, and extend it if so */
+                                               framepos_t const t = canvas_event_frame (event);
+                                               boost::shared_ptr<Region> prev = pl->find_next_region (t, End, -1);
+                                               if (!prev) {
+                                                       _drags->set (new RegionCreateDrag (this, item, parent), event);
+                                               } else {
+                                                       prev->set_length (t - prev->position ());
+                                               }
+                                       }
                                } else {
                                        /* rubberband drag to select automation points */
-                                       _drags->set (new RubberbandSelectDrag (this, item), event);
+                                       _drags->set (new EditorRubberbandSelectDrag (this, item), event);
                                }
                                break;
                        }
 
                        case SelectionItem:
                        {
-                               if (join_object_range_button.get_active()) {
+                               if ( get_smart_mode() ) {
                                        /* we're in "smart" joined mode, and we've clicked on a Selection */
-                                       double const y = event->button.y + vertical_adjustment.get_value() - canvas_timebars_vsize;
+                                       double const y = event->button.y;
                                        pair<TimeAxisView*, int> tvp = trackview_by_y_position (y);
                                        if (tvp.first) {
                                                /* if we're over an automation track, start a drag of its data */
                                                AutomationTimeAxisView* atv = dynamic_cast<AutomationTimeAxisView*> (tvp.first);
                                                if (atv) {
-                                                       _drags->set (new AutomationRangeDrag (this, atv->base_item(), selection->time), event, _cursors->up_down);
+                                                       _drags->set (new AutomationRangeDrag (this, atv, selection->time), event, _cursors->up_down);
                                                }
 
                                                /* if we're over a track and a region, and in the `object' part of a region,
                                                   put a selection around the region and drag both
                                                */
-                                               RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*> (tvp.first);
+/*                                             RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*> (tvp.first);
                                                if (rtv && _join_object_range_state == JOIN_OBJECT_RANGE_OBJECT) {
                                                        boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (rtv->route ());
                                                        if (t) {
                                                                boost::shared_ptr<Playlist> pl = t->playlist ();
                                                                if (pl) {
 
-                                                                       boost::shared_ptr<Region> r = pl->top_region_at (event_frame (event));
+                                                                       boost::shared_ptr<Region> r = pl->top_region_at (canvas_event_frame (event));
                                                                        if (r) {
                                                                                RegionView* rv = rtv->view()->find_view (r);
-                                                                               clicked_selection = select_range_around_region (rv);
+                                                                               clicked_selection = select_range (rv->region()->position(), 
+                                                                                                                 rv->region()->last_frame()+1);
                                                                                _drags->add (new SelectionDrag (this, item, SelectionDrag::SelectionMove));
                                                                                list<RegionView*> rvs;
                                                                                rvs.push_back (rv);
                                                                                _drags->add (new RegionMoveDrag (this, item, rv, rvs, false, false));
                                                                                _drags->start_grab (event);
+                                                                               return true;
                                                                        }
                                                                }
                                                        }
                                                }
+*/
                                        }
                                }
                                break;
                        }
 
-#ifdef WITH_CMT
-                       case ImageFrameHandleStartItem:
-                               imageframe_start_handle_op(item, event) ;
-                               return(true) ;
-                               break ;
-                       case ImageFrameHandleEndItem:
-                               imageframe_end_handle_op(item, event) ;
-                               return(true) ;
-                               break ;
-                       case MarkerViewHandleStartItem:
-                               markerview_item_start_handle_op(item, event) ;
-                               return(true) ;
-                               break ;
-                       case MarkerViewHandleEndItem:
-                               markerview_item_end_handle_op(item, event) ;
-                               return(true) ;
-                               break ;
-                       case MarkerViewItem:
-                               start_markerview_grab(item, event) ;
-                               break ;
-                       case ImageFrameItem:
-                               start_imageframe_grab(item, event) ;
-                               break ;
-#endif
-
                        case MarkerBarItem:
 
                                break;
@@ -972,13 +1143,6 @@ Editor::button_press_handler_1 (ArdourCanvas::Item* item, GdkEvent* event, ItemT
 
        case MouseGain:
                switch (item_type) {
-               case RegionItem:
-                       /* start a grab so that if we finish after moving
-                          we can tell what happened.
-                       */
-                       _drags->set (new RegionGainDrag (this, item), event, current_canvas_cursor);
-                       break;
-
                case GainLineItem:
                        _drags->set (new LineDrag (this, item), event);
                        return true;
@@ -988,27 +1152,21 @@ Editor::button_press_handler_1 (ArdourCanvas::Item* item, GdkEvent* event, ItemT
                        return true;
                        break;
 
-               default:
+               case SelectionItem:
+               {
+                       AudioRegionView* arv = dynamic_cast<AudioRegionView *> (clicked_regionview);
+                       if (arv) {
+                               _drags->set (new AutomationRangeDrag (this, arv, selection->time), event, _cursors->up_down);
+                               _drags->start_grab (event);
+                       }
+                       return true;
                        break;
                }
-               return true;
-               break;
-
-               switch (item_type) {
-               case ControlPointItem:
-                       _drags->set (new ControlPointDrag (this, item), event);
-                       break;
 
                case AutomationLineItem:
                        _drags->set (new LineDrag (this, item), event);
                        break;
-
-               case RegionItem:
-                       // XXX need automation mode to identify which
-                       // line to use
-                       // start_line_grab_from_regionview (item, event);
-                       break;
-
+                       
                default:
                        break;
                }
@@ -1028,8 +1186,8 @@ Editor::button_press_handler_1 (ArdourCanvas::Item* item, GdkEvent* event, ItemT
                        /* drag notes if we're in internal edit mode */
                        _drags->set (new NoteResizeDrag (this, item), event, current_canvas_cursor);
                        return true;
-               } else if ((!internal_editing() || dynamic_cast<AudioRegionView*> (clicked_regionview)) && clicked_regionview) {
-                       /* do time-FX if we're not in internal edit mode, or we are but we clicked on an audio region */
+               } else if (clicked_regionview) {
+                       /* do time-FX  */
                        _drags->set (new TimeFXDrag (this, item, clicked_regionview, selection->regions.by_layer()), event);
                        return true;
                }
@@ -1107,6 +1265,9 @@ Editor::button_press_handler_2 (ArdourCanvas::Item* item, GdkEvent* event, ItemT
 
                break;
 
+       case MouseDraw:
+               return false;
+
        case MouseRange:
                /* relax till release */
                return true;
@@ -1115,9 +1276,9 @@ Editor::button_press_handler_2 (ArdourCanvas::Item* item, GdkEvent* event, ItemT
 
        case MouseZoom:
                if (Keyboard::modifier_state_equals (event->button.state, Keyboard::PrimaryModifier)) {
-                       temporal_zoom_to_frame (false, event_frame (event));
+                       temporal_zoom_to_frame (false, canvas_event_frame (event));
                } else {
-                       temporal_zoom_to_frame (true, event_frame(event));
+                       temporal_zoom_to_frame (true, canvas_event_frame(event));
                }
                return true;
                break;
@@ -1128,15 +1289,20 @@ Editor::button_press_handler_2 (ArdourCanvas::Item* item, GdkEvent* event, ItemT
 
        return false;
 }
-
+   
 bool
 Editor::button_press_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_type)
 {
+       if (event->type == GDK_2BUTTON_PRESS) {
+               _drags->mark_double_click ();
+               return false;
+       }
+
        if (event->type != GDK_BUTTON_PRESS) {
                return false;
        }
 
-       Glib::RefPtr<Gdk::Window> canvas_window = const_cast<Editor*>(this)->track_canvas->get_window();
+       Glib::RefPtr<Gdk::Window> canvas_window = const_cast<Editor*>(this)->_track_canvas_viewport->get_window();
 
        if (canvas_window) {
                Glib::RefPtr<const Gdk::Window> pointer_window;
@@ -1146,19 +1312,57 @@ Editor::button_press_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemTyp
 
                pointer_window = canvas_window->get_pointer (x, y, mask);
 
-               if (pointer_window == track_canvas->get_bin_window()) {
-                       track_canvas->window_to_world (x, y, wx, wy);
+               if (pointer_window == _track_canvas->get_window()) {
+                       _track_canvas->window_to_canvas (x, y, wx, wy);
                }
        }
 
         pre_press_cursor = current_canvas_cursor;
-
-       track_canvas->grab_focus();
+       
+       _track_canvas->grab_focus();
 
        if (_session && _session->actively_recording()) {
                return true;
        }
 
+       if (internal_editing()) {
+               bool leave_internal_edit_mode = false;
+
+               switch (item_type) {
+               case NoteItem:
+                       break;
+
+               case RegionItem:
+                       if (!dynamic_cast<MidiRegionView*> (clicked_regionview) && !dynamic_cast<AutomationRegionView*> (clicked_regionview)) {
+                               leave_internal_edit_mode = true;
+                       }
+                       break;
+
+               case PlayheadCursorItem:
+               case MarkerItem:
+               case TempoMarkerItem:
+               case MeterMarkerItem:
+               case MarkerBarItem:
+               case TempoBarItem:
+               case MeterBarItem:
+               case RangeMarkerBarItem:
+               case CdMarkerBarItem:
+               case TransportMarkerBarItem:
+               case StreamItem:
+                       /* button press on these events never does anything to
+                          change the editing mode.
+                       */
+                       break;
+
+               default:
+                       break;
+               }
+               
+               if (leave_internal_edit_mode) {
+                       ActionManager::do_action ("MouseMode", "toggle-internal-edit");
+               }
+       }
+
        button_selection (item, event, item_type);
 
        if (!_drags->active () &&
@@ -1170,6 +1374,13 @@ Editor::button_press_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemTyp
                return true;
        }
 
+       //not rolling, range mode click + join_play_range :  locate the PH here
+       if ( !_drags->active () && !_session->transport_rolling() && ( effective_mouse_mode() == MouseRange ) && Config->get_always_play_range() ) {
+               framepos_t where = canvas_event_frame (event);
+               snap_to(where);
+               _session->request_locate (where, false);
+       }
+
        switch (event->button.button) {
        case 1:
                return button_press_handler_1 (item, event, item_type);
@@ -1214,7 +1425,7 @@ Editor::button_release_dispatch (GdkEventButton* ev)
 bool
 Editor::button_release_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_type)
 {
-       framepos_t where = event_frame (event, 0, 0);
+       framepos_t where = canvas_event_frame (event);
        AutomationTimeAxisView* atv = 0;
 
         if (pre_press_cursor) {
@@ -1241,7 +1452,7 @@ Editor::button_release_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemT
                were_dragging = true;
        }
 
-        update_region_layering_order_editor ();
+       update_region_layering_order_editor ();
 
        /* edit events get handled here */
 
@@ -1269,10 +1480,6 @@ Editor::button_release_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemT
                        edit_control_point (item);
                        break;
 
-               case NoteItem:
-                       edit_note (item);
-                       break;
-
                default:
                        break;
                }
@@ -1280,9 +1487,10 @@ Editor::button_release_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemT
        }
 
        /* context menu events get handled here */
-
        if (Keyboard::is_context_menu_event (&event->button)) {
 
+               context_click_event = *event;
+
                if (!_drags->active ()) {
 
                        /* no matter which button pops up the context menu, tell the menu
@@ -1297,6 +1505,14 @@ Editor::button_release_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemT
                                popup_fade_context_menu (1, event->button.time, item, item_type);
                                break;
 
+                       case StartCrossFadeItem:
+                               popup_xfade_in_context_menu (1, event->button.time, item, item_type);
+                               break;
+
+                       case EndCrossFadeItem:
+                               popup_xfade_out_context_menu (1, event->button.time, item, item_type);
+                               break;
+
                        case StreamItem:
                                popup_track_context_menu (1, event->button.time, item_type, false);
                                break;
@@ -1312,7 +1528,7 @@ Editor::button_release_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemT
                        case SelectionItem:
                                popup_track_context_menu (1, event->button.time, item_type, true);
                                break;
-
+                               
                        case AutomationTrackItem:
                                popup_track_context_menu (1, event->button.time, item_type, false);
                                break;
@@ -1323,6 +1539,7 @@ Editor::button_release_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemT
                        case CdMarkerBarItem:
                        case TempoBarItem:
                        case MeterBarItem:
+                       case VideoBarItem:
                                popup_ruler_menu (where, item_type);
                                break;
 
@@ -1346,21 +1563,6 @@ Editor::button_release_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemT
                                popup_control_point_context_menu (item, event);
                                break;
 
-#ifdef WITH_CMT
-                       case ImageFrameItem:
-                               popup_imageframe_edit_menu(1, event->button.time, item, true) ;
-                               break ;
-                       case ImageFrameTimeAxisItem:
-                               popup_imageframe_edit_menu(1, event->button.time, item, false) ;
-                               break ;
-                       case MarkerViewItem:
-                               popup_marker_time_axis_edit_menu(1, event->button.time, item, true) ;
-                               break ;
-                       case MarkerTimeAxisItem:
-                               popup_marker_time_axis_edit_menu(1, event->button.time, item, false) ;
-                               break ;
-#endif
-
                        default:
                                break;
                        }
@@ -1445,7 +1647,7 @@ Editor::button_release_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemT
 
                case MeterBarItem:
                        if (!_dragging_playhead) {
-                               mouse_add_new_meter_event (pixel_to_frame (event->button.x));
+                               mouse_add_new_meter_event (pixel_to_sample (event->button.x));
                        }
                        return true;
                        break;
@@ -1460,11 +1662,10 @@ Editor::button_release_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemT
                        case AutomationTrackItem:
                                atv = dynamic_cast<AutomationTimeAxisView*>(clicked_axisview);
                                if (atv) {
-                                       atv->add_automation_event (item, event, where, event->button.y);
+                                       atv->add_automation_event (event, where, event->button.y);
                                }
                                return true;
                                break;
-
                        default:
                                break;
                        }
@@ -1479,7 +1680,7 @@ Editor::button_release_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemT
                                   points when doing this.
                                */
                                AudioRegionView* arv = dynamic_cast<AudioRegionView*> (clicked_regionview);
-                               if (were_dragging && arv) {
+                               if (!were_dragging && arv) {
                                        arv->add_gain_point_event (item, event);
                                }
                                return true;
@@ -1488,7 +1689,7 @@ Editor::button_release_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemT
 
                        case AutomationTrackItem:
                                dynamic_cast<AutomationTimeAxisView*>(clicked_axisview)->
-                                       add_automation_event (item, event, where, event->button.y);
+                                       add_automation_event (event, where, event->button.y);
                                return true;
                                break;
                        default:
@@ -1546,8 +1747,10 @@ Editor::button_release_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemT
                        }
                        break;
 
+               case MouseDraw:
+                       return true;
+                       
                case MouseRange:
-
                        // x_style_paste (where, 1.0);
                        return true;
                        break;
@@ -1576,8 +1779,6 @@ Editor::enter_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_
        double fraction;
         bool ret = true;
 
-       last_item_entered = item;
-
        switch (item_type) {
        case ControlPointItem:
                if (mouse_mode == MouseGain || mouse_mode == MouseObject) {
@@ -1605,8 +1806,9 @@ Editor::enter_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_
        case GainLineItem:
                if (mouse_mode == MouseGain) {
                        ArdourCanvas::Line *line = dynamic_cast<ArdourCanvas::Line *> (item);
-                       if (line)
-                               line->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_EnteredGainLine.get();
+                       if (line) {
+                               line->set_outline_color (ARDOUR_UI::config()->get_canvasvar_EnteredGainLine());
+                       }
                        if (is_drawable()) {
                                set_canvas_cursor (_cursors->fader);
                        }
@@ -1615,10 +1817,9 @@ Editor::enter_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_
 
        case AutomationLineItem:
                if (mouse_mode == MouseGain || mouse_mode == MouseObject) {
-                       {
-                               ArdourCanvas::Line *line = dynamic_cast<ArdourCanvas::Line *> (item);
-                               if (line)
-                                       line->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_EnteredAutomationLine.get();
+                       ArdourCanvas::Line *line = dynamic_cast<ArdourCanvas::Line *> (item);
+                       if (line) {
+                               line->set_outline_color (ARDOUR_UI::config()->get_canvasvar_EnteredAutomationLine());
                        }
                        if (is_drawable()) {
                                set_canvas_cursor (_cursors->fader);
@@ -1627,7 +1828,7 @@ Editor::enter_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_
                break;
 
        case RegionViewNameHighlight:
-               if (is_drawable() && mouse_mode == MouseObject && entered_regionview) {
+               if (is_drawable() && effective_mouse_mode() == MouseObject && entered_regionview) {
                        set_canvas_cursor_for_region_view (event->crossing.x, entered_regionview);
                        _over_region_trim_target = true;
                }
@@ -1635,23 +1836,19 @@ Editor::enter_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_
 
        case LeftFrameHandle:
        case RightFrameHandle:
-               if (is_drawable() && mouse_mode == MouseObject && !internal_editing() && entered_regionview) {
+               if (is_drawable() && effective_mouse_mode() == MouseObject && !internal_editing() && entered_regionview) {
                        set_canvas_cursor_for_region_view (event->crossing.x, entered_regionview);
                }
                 break;
 
        case StartSelectionTrimItem:
+               if (is_drawable()) {
+                       set_canvas_cursor (_cursors->left_side_trim);
+               }
+               break;
        case EndSelectionTrimItem:
-
-#ifdef WITH_CMT
-       case ImageFrameHandleStartItem:
-       case ImageFrameHandleEndItem:
-       case MarkerViewHandleStartItem:
-       case MarkerViewHandleEndItem:
-#endif
-
                if (is_drawable()) {
-                       set_canvas_cursor (_cursors->trimmer);
+                       set_canvas_cursor (_cursors->right_side_trim);
                }
                break;
 
@@ -1722,7 +1919,7 @@ Editor::enter_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_
                        break;
                }
                entered_marker = marker;
-               marker->set_color_rgba (ARDOUR_UI::config()->canvasvar_EnteredMarker.get());
+               marker->set_color_rgba (ARDOUR_UI::config()->get_canvasvar_EnteredMarker());
                // fall through
        case MeterMarkerItem:
        case TempoMarkerItem:
@@ -1733,9 +1930,9 @@ Editor::enter_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_
 
        case FadeInHandleItem:
                if (mouse_mode == MouseObject && !internal_editing()) {
-                       ArdourCanvas::SimpleRect *rect = dynamic_cast<ArdourCanvas::SimpleRect *> (item);
+                       ArdourCanvas::Rectangle *rect = dynamic_cast<ArdourCanvas::Rectangle *> (item);
                        if (rect) {
-                               rect->property_fill_color_rgba() = 0xBBBBBBAA;
+                               rect->set_fill_color (0xBBBBBBAA);
                        }
                        set_canvas_cursor (_cursors->fade_in);
                }
@@ -1743,21 +1940,22 @@ Editor::enter_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_
 
        case FadeOutHandleItem:
                if (mouse_mode == MouseObject && !internal_editing()) {
-                       ArdourCanvas::SimpleRect *rect = dynamic_cast<ArdourCanvas::SimpleRect *> (item);
+                       ArdourCanvas::Rectangle *rect = dynamic_cast<ArdourCanvas::Rectangle *> (item);
                        if (rect) {
-                               rect->property_fill_color_rgba() = 0xBBBBBBAA;
+                               rect->set_fill_color (0xBBBBBBAA);
                        }
                        set_canvas_cursor (_cursors->fade_out);
                }
                break;
        case FeatureLineItem:
-               {
-                       ArdourCanvas::Line *line = dynamic_cast<ArdourCanvas::Line *> (item);
-                       line->property_fill_color_rgba() = 0xFF0000FF;
-               }
-               break;
+       {
+               ArdourCanvas::Line *line = dynamic_cast<ArdourCanvas::Line *> (item);
+               line->set_outline_color (0xFF0000FF);
+       }
+       break;
+       
        case SelectionItem:
-               if (join_object_range_button.get_active()) {
+               if ( get_smart_mode() ) {
                        set_canvas_cursor ();
                }
                break;
@@ -1790,7 +1988,7 @@ Editor::enter_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_
 }
 
 bool
-Editor::leave_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_type)
+Editor::leave_handler (ArdourCanvas::Item* item, GdkEvent*, ItemType item_type)
 {
        AutomationLine* al;
        ControlPoint* cp;
@@ -1823,13 +2021,6 @@ Editor::leave_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_
        case EndSelectionTrimItem:
        case PlayheadCursorItem:
 
-#ifdef WITH_CMT
-       case ImageFrameHandleStartItem:
-       case ImageFrameHandleEndItem:
-       case MarkerViewHandleStartItem:
-       case MarkerViewHandleEndItem:
-#endif
-
                _over_region_trim_target = false;
 
                if (is_drawable()) {
@@ -1842,8 +2033,9 @@ Editor::leave_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_
                al = reinterpret_cast<AutomationLine*> (item->get_data ("line"));
                {
                        ArdourCanvas::Line *line = dynamic_cast<ArdourCanvas::Line *> (item);
-                       if (line)
-                               line->property_fill_color_rgba() = al->get_line_color();
+                       if (line) {
+                               line->set_outline_color (al->get_line_color());
+                       }
                }
                if (is_drawable()) {
                        set_canvas_cursor (current_canvas_cursor);
@@ -1885,7 +2077,7 @@ Editor::leave_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_
        case TempoMarkerItem:
 
                if (is_drawable()) {
-                       set_canvas_cursor (_cursors->timebar);
+                       set_canvas_cursor (current_canvas_cursor);
                }
 
                break;
@@ -1894,10 +2086,9 @@ Editor::leave_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_
        case FadeOutHandleItem:
                rv = static_cast<RegionView*>(item->get_data ("regionview"));
                {
-                       ArdourCanvas::SimpleRect *rect = dynamic_cast<ArdourCanvas::SimpleRect *> (item);
+                       ArdourCanvas::Rectangle *rect = dynamic_cast<ArdourCanvas::Rectangle *> (item);
                        if (rect) {
-                               rect->property_fill_color_rgba() = rv->get_fill_color();
-                               rect->property_outline_pixels() = 0;
+                               rect->set_fill_color (rv->get_fill_color());
                        }
                }
                set_canvas_cursor (current_canvas_cursor);
@@ -1913,7 +2104,7 @@ Editor::leave_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_
        case FeatureLineItem:
                {
                        ArdourCanvas::Line *line = dynamic_cast<ArdourCanvas::Line *> (item);
-                       line->property_fill_color_rgba() = (guint) ARDOUR_UI::config()->canvasvar_ZeroLine.get();;
+                       line->set_outline_color (ARDOUR_UI::config()->get_canvasvar_ZeroLine());
                }
                break;
 
@@ -2030,7 +2221,7 @@ Editor::motion_handler (ArdourCanvas::Item* /*item*/, GdkEvent* event, bool from
                   event might do, its a good tradeoff.
                */
 
-               track_canvas->get_pointer (x, y);
+               _track_canvas->get_pointer (x, y);
        }
 
        if (current_stepping_trackview) {
@@ -2046,11 +2237,12 @@ Editor::motion_handler (ArdourCanvas::Item* /*item*/, GdkEvent* event, bool from
 
        JoinObjectRangeState const old = _join_object_range_state;
        update_join_object_range_location (event->motion.x, event->motion.y);
-       if (_join_object_range_state != old) {
+
+       if (!_internal_editing && _join_object_range_state != old) {
                set_canvas_cursor ();
        }
 
-       if (_over_region_trim_target) {
+       if (!_internal_editing && _over_region_trim_target) {
                set_canvas_cursor_for_region_view (event->motion.x, entered_regionview);
        }
 
@@ -2116,7 +2308,6 @@ Editor::edit_control_point (ArdourCanvas::Item* item)
        }
 
        ControlPointDialog d (p);
-       d.set_position (Gtk::WIN_POS_MOUSE);
        ensure_float (d);
 
        if (d.run () != RESPONSE_ACCEPT) {
@@ -2127,18 +2318,33 @@ Editor::edit_control_point (ArdourCanvas::Item* item)
 }
 
 void
-Editor::edit_note (ArdourCanvas::Item* item)
+Editor::edit_notes (TimeAxisViewItem& tavi)
 {
-       ArdourCanvas::CanvasNoteEvent* e = dynamic_cast<ArdourCanvas::CanvasNoteEvent*> (item);
-       assert (e);
+       MidiRegionView* mrv = dynamic_cast<MidiRegionView*>(&tavi);
 
-       EditNoteDialog d (&e->region_view(), e);
-       d.set_position (Gtk::WIN_POS_MOUSE);
-       ensure_float (d);
+       if (!mrv) {
+               return;
+       }
+
+       MidiRegionView::Selection const & s = mrv->selection();
+
+       if (s.empty ()) {
+               return;
+       }
+       
+       EditNoteDialog* d = new EditNoteDialog (&(*s.begin())->region_view(), s);
+        d->show_all ();
+       ensure_float (*d);
 
-       d.run ();
+        d->signal_response().connect (sigc::bind (sigc::mem_fun (*this, &Editor::note_edit_done), d));
 }
 
+void
+Editor::note_edit_done (int r, EditNoteDialog* d)
+{
+        d->done (r);
+        delete d;
+}
 
 void
 Editor::visible_order_range (int* low, int* high) const
@@ -2222,6 +2428,15 @@ Editor::cancel_selection ()
        clicked_selection = 0;
 }
 
+void
+Editor::cancel_time_selection ()
+{
+    for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
+               (*i)->hide_selection ();
+       }
+       selection->time.clear ();
+       clicked_selection = 0;
+}      
 
 void
 Editor::point_trim (GdkEvent* event, framepos_t new_bound)
@@ -2237,10 +2452,6 @@ Editor::point_trim (GdkEvent* event, framepos_t new_bound)
                        for (list<RegionView*>::const_iterator i = selection->regions.by_layer().begin();
                             i != selection->regions.by_layer().end(); ++i)
                        {
-                               if ( (*i) == NULL){
-                                   cerr << "region view contains null region" << endl;
-                               }
-
                                if (!(*i)->region()->locked()) {
                                        (*i)->region()->clear_changes ();
                                        (*i)->region()->trim_front (new_bound);
@@ -2309,14 +2520,11 @@ Editor::hide_marker (ArdourCanvas::Item* item, GdkEvent* /*event*/)
 void
 Editor::reposition_zoom_rect (framepos_t start, framepos_t end)
 {
-       double x1 = frame_to_pixel (start);
-       double x2 = frame_to_pixel (end);
-       double y2 = full_canvas_height - 1.0;
-
-       zoom_rect->property_x1() = x1;
-       zoom_rect->property_y1() = 1.0;
-       zoom_rect->property_x2() = x2;
-       zoom_rect->property_y2() = y2;
+       double x1 = sample_to_pixel (start);
+       double x2 = sample_to_pixel (end);
+       double y2 = _full_canvas_height - 1.0;
+
+       zoom_rect->set (ArdourCanvas::Rect (x1, 1.0, x2, y2));
 }
 
 
@@ -2401,7 +2609,7 @@ Editor::track_height_step_timeout ()
 }
 
 void
-Editor::add_region_drag (ArdourCanvas::Item* item, GdkEvent* event, RegionView* region_view)
+Editor::add_region_drag (ArdourCanvas::Item* item, GdkEvent*, RegionView* region_view)
 {
        assert (region_view);
 
@@ -2414,16 +2622,12 @@ Editor::add_region_drag (ArdourCanvas::Item* item, GdkEvent* event, RegionView*
        if (Config->get_edit_mode() == Splice) {
                _drags->add (new RegionSpliceDrag (this, item, region_view, selection->regions.by_layer()));
        } else {
-               RegionSelection s = get_equivalent_regions (selection->regions, ARDOUR::Properties::edit.property_id);
-               _drags->add (new RegionMoveDrag (this, item, region_view, s.by_layer(), false, false));
+               _drags->add (new RegionMoveDrag (this, item, region_view, selection->regions.by_layer(), false, false));
        }
-
-       /* sync the canvas to what we think is its current state */
-       update_canvas_now();
 }
 
 void
-Editor::add_region_copy_drag (ArdourCanvas::Item* item, GdkEvent* event, RegionView* region_view)
+Editor::add_region_copy_drag (ArdourCanvas::Item* item, GdkEvent*, RegionView* region_view)
 {
        assert (region_view);
 
@@ -2433,12 +2637,11 @@ Editor::add_region_copy_drag (ArdourCanvas::Item* item, GdkEvent* event, RegionV
 
        _region_motion_group->raise_to_top ();
 
-       RegionSelection s = get_equivalent_regions (selection->regions, ARDOUR::Properties::edit.property_id);
-       _drags->add (new RegionMoveDrag (this, item, region_view, s.by_layer(), false, true));
+       _drags->add (new RegionMoveDrag (this, item, region_view, selection->regions.by_layer(), false, true));
 }
 
 void
-Editor::add_region_brush_drag (ArdourCanvas::Item* item, GdkEvent* event, RegionView* region_view)
+Editor::add_region_brush_drag (ArdourCanvas::Item* item, GdkEvent*, RegionView* region_view)
 {
        assert (region_view);
 
@@ -2450,8 +2653,7 @@ Editor::add_region_brush_drag (ArdourCanvas::Item* item, GdkEvent* event, Region
                return;
        }
 
-       RegionSelection s = get_equivalent_regions (selection->regions, ARDOUR::Properties::edit.property_id);
-       _drags->add (new RegionMoveDrag (this, item, region_view, s.by_layer(), true, false));
+       _drags->add (new RegionMoveDrag (this, item, region_view, selection->regions.by_layer(), true, false));
 
        begin_reversible_command (Operations::drag_region_brush);
 }
@@ -2532,50 +2734,60 @@ Editor::escape ()
 void
 Editor::set_internal_edit (bool yn)
 {
-       _internal_editing = yn;
+       if (_internal_editing == yn) {
+               return;
+       }
 
+       _internal_editing = yn;
+       
        if (yn) {
-               mouse_select_button.set_image (*(manage (new Image (::get_icon("midi_tool_pencil")))));
-               mouse_select_button.get_image ()->show ();
-               ARDOUR_UI::instance()->set_tip (mouse_select_button, _("Draw/Edit MIDI Notes"));
-               mouse_mode_toggled (mouse_mode);
-
                 pre_internal_mouse_mode = mouse_mode;
+               pre_internal_snap_type = _snap_type;
+               pre_internal_snap_mode = _snap_mode;
 
                 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
                         (*i)->enter_internal_edit_mode ();
                 }
 
+               set_snap_to (internal_snap_type);
+               set_snap_mode (internal_snap_mode);
+
        } else {
 
-               mouse_select_button.set_image (*(manage (new Image (::get_icon("tool_range")))));
-               mouse_select_button.get_image ()->show ();
-               ARDOUR_UI::instance()->set_tip (mouse_select_button, _("Select/Move Ranges"));
-               mouse_mode_toggled (mouse_mode); // sets cursor
+               internal_snap_mode = _snap_mode;
+               internal_snap_type = _snap_type;
 
                 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
                         (*i)->leave_internal_edit_mode ();
                 }
 
-                if (mouse_mode == MouseRange && pre_internal_mouse_mode != MouseRange) {
+                if (mouse_mode == MouseDraw && pre_internal_mouse_mode != MouseDraw) {
                         /* we were drawing .. flip back to something sensible */
                         set_mouse_mode (pre_internal_mouse_mode);
                 }
+
+               set_snap_to (pre_internal_snap_type);
+               set_snap_mode (pre_internal_snap_mode);
        }
+       
+       set_canvas_cursor ();
 }
 
 /** Update _join_object_range_state which indicate whether we are over the top or bottom half of a region view,
  *  used by the `join object/range' tool mode.
  */
 void
-Editor::update_join_object_range_location (double x, double y)
+Editor::update_join_object_range_location (double /*x*/, double y)
 {
-       /* XXX: actually, this decides based on whether the mouse is in the top or bottom half of a RouteTimeAxisView;
-          entered_{track,regionview} is not always setup (e.g. if the mouse is over a TimeSelection), and to get a Region
+       /* XXX: actually, this decides based on whether the mouse is in the top
+          or bottom half of a the waveform part RouteTimeAxisView;
+
+          Note that entered_{track,regionview} is not always setup (e.g. if
+          the mouse is over a TimeSelection), and to get a Region
           that we're over requires searching the playlist.
        */
 
-       if (join_object_range_button.get_active() == false || (mouse_mode != MouseRange && mouse_mode != MouseObject)) {
+       if ( !get_smart_mode() ) {
                _join_object_range_state = JOIN_OBJECT_RANGE_NONE;
                return;
        }
@@ -2587,7 +2799,7 @@ Editor::update_join_object_range_location (double x, double y)
        }
 
        /* XXX: maybe we should make entered_track work in all cases, rather than resorting to this */
-       pair<TimeAxisView*, int> tvp = trackview_by_y_position (y + vertical_adjustment.get_value() - canvas_timebars_vsize);
+       pair<TimeAxisView*, int> tvp = trackview_by_y_position (y);
 
        if (tvp.first) {
 
@@ -2596,13 +2808,11 @@ Editor::update_join_object_range_location (double x, double y)
 
                        double cx = 0;
                        double cy = y;
-                       rtv->canvas_display()->w2i (cx, cy);
+                       rtv->canvas_display()->canvas_to_item (cx, cy);
 
-                       double const c = cy / rtv->view()->child_height();
-                       double d;
-                       double const f = modf (c, &d);
+                       double const c = cy / (rtv->view()->child_height() - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE);
 
-                       _join_object_range_state = f < 0.5 ? JOIN_OBJECT_RANGE_RANGE : JOIN_OBJECT_RANGE_OBJECT;
+                       _join_object_range_state = c <= 0.5 ? JOIN_OBJECT_RANGE_RANGE : JOIN_OBJECT_RANGE_OBJECT;
                }
        }
 }
@@ -2622,7 +2832,7 @@ Editor::effective_mouse_mode () const
 void
 Editor::remove_midi_note (ArdourCanvas::Item* item, GdkEvent *)
 {
-       ArdourCanvas::CanvasNoteEvent* e = dynamic_cast<ArdourCanvas::CanvasNoteEvent*> (item);
+       NoteBase* e = reinterpret_cast<NoteBase*> (item->get_data ("notebase"));
        assert (e);
 
        e->region_view().delete_note (e->note ());
@@ -2631,20 +2841,26 @@ Editor::remove_midi_note (ArdourCanvas::Item* item, GdkEvent *)
 void
 Editor::set_canvas_cursor_for_region_view (double x, RegionView* rv)
 {
+       /* XXX: this check should not be necessary */
+       if (rv == 0) {
+               return;
+       }
+
        assert (rv);
 
        ArdourCanvas::Group* g = rv->get_canvas_group ();
-       ArdourCanvas::Group* p = g->get_parent_group ();
+       ArdourCanvas::Group* p = g->parent ();
 
        /* Compute x in region view parent coordinates */
        double dy = 0;
-       p->w2i (x, dy);
+       p->canvas_to_item (x, dy);
 
-       double x1, x2, y1, y2;
-       g->get_bounds (x1, y1, x2, y2);
+       boost::optional<ArdourCanvas::Rect> item_bbox = g->bounding_box ();
+       assert (item_bbox);
+       ArdourCanvas::Rect parent_bbox = g->item_to_parent (item_bbox.get ());
 
        /* Halfway across the region */
-       double const h = (x1 + x2) / 2;
+       double const h = (parent_bbox.x0 + parent_bbox.x1) / 2;
 
        Trimmable::CanTrim ct = rv->region()->can_trim ();
        if (x <= h) {
@@ -2662,11 +2878,11 @@ Editor::set_canvas_cursor_for_region_view (double x, RegionView* rv)
        }
 }
 
-/** Obtain the pointer position in world coordinates */
+/** Obtain the pointer position in canvas coordinates */
 void
 Editor::get_pointer_position (double& x, double& y) const
 {
        int px, py;
-       track_canvas->get_pointer (px, py);
-       track_canvas->window_to_world (px, py, x, y);
+       _track_canvas->get_pointer (px, py);
+       _track_canvas->window_to_canvas (px, py, x, y);
 }