2 Copyright (C) 2000 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25 #include "pbd/stacktrace.h"
27 #include "ardour/audioplaylist.h"
28 #include "ardour/audioregion.h"
29 #include "ardour/region_factory.h"
30 #include "ardour/midi_region.h"
34 #include "public_editor.h"
35 #include "audio_region_view.h"
36 #include "audio_streamview.h"
37 #include "canvas-noevent-text.h"
38 #include "crossfade_view.h"
39 #include "audio_time_axis.h"
40 #include "region_gain_line.h"
41 #include "automation_line.h"
42 #include "automation_time_axis.h"
43 #include "automation_line.h"
44 #include "control_point.h"
45 #include "canvas_impl.h"
46 #include "simplerect.h"
47 #include "editor_drag.h"
48 #include "midi_time_axis.h"
49 #include "editor_regions.h"
54 using namespace ARDOUR;
57 using namespace ArdourCanvas;
59 using Gtkmm2ext::Keyboard;
62 Editor::track_canvas_scroll (GdkEventScroll* ev)
65 int direction = ev->direction;
70 if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
71 temporal_zoom_step (false);
73 } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::SecondaryModifier)) {
74 direction = GDK_SCROLL_LEFT;
76 } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::TertiaryModifier)) {
77 if (!current_stepping_trackview) {
78 step_timeout = Glib::signal_timeout().connect (sigc::mem_fun(*this, &Editor::track_height_step_timeout), 500);
79 std::pair<TimeAxisView*, int> const p = trackview_by_y_position (ev->y + vertical_adjustment.get_value() - canvas_timebars_vsize);
80 current_stepping_trackview = p.first;
81 if (!current_stepping_trackview) {
85 last_track_height_step_timestamp = get_microseconds();
86 current_stepping_trackview->step_height (true);
89 scroll_tracks_up_line ();
95 if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
96 temporal_zoom_step (true);
98 } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::SecondaryModifier)) {
99 direction = GDK_SCROLL_RIGHT;
101 } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::TertiaryModifier)) {
102 if (!current_stepping_trackview) {
103 step_timeout = Glib::signal_timeout().connect (sigc::mem_fun(*this, &Editor::track_height_step_timeout), 500);
104 std::pair<TimeAxisView*, int> const p = trackview_by_y_position (ev->y + vertical_adjustment.get_value() - canvas_timebars_vsize);
105 current_stepping_trackview = p.first;
106 if (!current_stepping_trackview) {
110 last_track_height_step_timestamp = get_microseconds();
111 current_stepping_trackview->step_height (false);
114 scroll_tracks_down_line ();
119 case GDK_SCROLL_LEFT:
120 xdelta = (current_page_frames() / 8);
121 if (leftmost_frame > xdelta) {
122 reset_x_origin (leftmost_frame - xdelta);
128 case GDK_SCROLL_RIGHT:
129 xdelta = (current_page_frames() / 8);
130 if (max_frames - xdelta > leftmost_frame) {
131 reset_x_origin (leftmost_frame + xdelta);
133 reset_x_origin (max_frames - current_page_frames());
146 Editor::track_canvas_scroll_event (GdkEventScroll *event)
148 track_canvas->grab_focus();
149 return track_canvas_scroll (event);
153 Editor::track_canvas_button_press_event (GdkEventButton */*event*/)
156 track_canvas->grab_focus();
161 Editor::track_canvas_button_release_event (GdkEventButton *event)
163 if (_drags->active ()) {
164 _drags->end_grab ((GdkEvent*) event);
170 Editor::track_canvas_motion_notify_event (GdkEventMotion */*event*/)
173 /* keep those motion events coming */
174 track_canvas->get_pointer (x, y);
179 Editor::track_canvas_motion (GdkEvent *ev)
181 if (verbose_cursor_visible) {
182 verbose_canvas_cursor->property_x() = clamp_verbose_cursor_x (ev->motion.x + 10);
183 verbose_canvas_cursor->property_y() = clamp_verbose_cursor_y (ev->motion.y + 10);
190 Editor::typed_event (ArdourCanvas::Item* item, GdkEvent *event, ItemType type)
194 switch (event->type) {
195 case GDK_BUTTON_PRESS:
196 case GDK_2BUTTON_PRESS:
197 case GDK_3BUTTON_PRESS:
198 ret = button_press_handler (item, event, type);
200 case GDK_BUTTON_RELEASE:
201 ret = button_release_handler (item, event, type);
203 case GDK_MOTION_NOTIFY:
204 ret = motion_handler (item, event);
207 case GDK_ENTER_NOTIFY:
208 ret = enter_handler (item, event, type);
211 case GDK_LEAVE_NOTIFY:
212 ret = leave_handler (item, event, type);
222 Editor::canvas_region_view_event (GdkEvent *event, ArdourCanvas::Item* item, RegionView *rv)
226 if (!rv->sensitive ()) {
230 switch (event->type) {
231 case GDK_BUTTON_PRESS:
232 case GDK_2BUTTON_PRESS:
233 case GDK_3BUTTON_PRESS:
234 clicked_regionview = rv;
235 clicked_control_point = 0;
236 clicked_axisview = &rv->get_time_axis_view();
237 clicked_routeview = dynamic_cast<RouteTimeAxisView*>(clicked_axisview);
238 ret = button_press_handler (item, event, RegionItem);
241 case GDK_BUTTON_RELEASE:
242 ret = button_release_handler (item, event, RegionItem);
245 case GDK_MOTION_NOTIFY:
246 ret = motion_handler (item, event);
249 case GDK_ENTER_NOTIFY:
250 set_entered_track (&rv->get_time_axis_view ());
251 set_entered_regionview (rv);
254 case GDK_LEAVE_NOTIFY:
255 set_entered_track (0);
256 set_entered_regionview (0);
267 Editor::canvas_stream_view_event (GdkEvent *event, ArdourCanvas::Item* item, RouteTimeAxisView *tv)
271 switch (event->type) {
272 case GDK_BUTTON_PRESS:
273 case GDK_2BUTTON_PRESS:
274 case GDK_3BUTTON_PRESS:
275 clicked_regionview = 0;
276 clicked_control_point = 0;
277 clicked_axisview = tv;
278 clicked_routeview = dynamic_cast<RouteTimeAxisView*>(tv);
279 ret = button_press_handler (item, event, StreamItem);
282 case GDK_BUTTON_RELEASE:
283 ret = button_release_handler (item, event, StreamItem);
286 case GDK_MOTION_NOTIFY:
287 ret = motion_handler (item, event);
290 case GDK_ENTER_NOTIFY:
291 set_entered_track (tv);
294 case GDK_LEAVE_NOTIFY:
295 set_entered_track (0);
306 Editor::canvas_automation_track_event (GdkEvent *event, ArdourCanvas::Item* item, AutomationTimeAxisView *atv)
310 switch (event->type) {
311 case GDK_BUTTON_PRESS:
312 case GDK_2BUTTON_PRESS:
313 case GDK_3BUTTON_PRESS:
314 clicked_regionview = 0;
315 clicked_control_point = 0;
316 clicked_axisview = atv;
317 clicked_routeview = 0;
318 ret = button_press_handler (item, event, AutomationTrackItem);
321 case GDK_BUTTON_RELEASE:
322 ret = button_release_handler (item, event, AutomationTrackItem);
325 case GDK_MOTION_NOTIFY:
326 ret = motion_handler (item, event);
329 case GDK_ENTER_NOTIFY:
330 ret = enter_handler (item, event, AutomationTrackItem);
333 case GDK_LEAVE_NOTIFY:
334 ret = leave_handler (item, event, AutomationTrackItem);
345 Editor::canvas_fade_in_event (GdkEvent *event, ArdourCanvas::Item* item, AudioRegionView *rv)
347 /* we handle only button 3 press/release events */
349 if (!rv->sensitive()) {
353 switch (event->type) {
354 case GDK_BUTTON_PRESS:
355 clicked_regionview = rv;
356 clicked_control_point = 0;
357 clicked_axisview = &rv->get_time_axis_view();
358 clicked_routeview = dynamic_cast<RouteTimeAxisView*>(clicked_axisview);
359 if (event->button.button == 3) {
360 return button_press_handler (item, event, FadeInItem);
364 case GDK_BUTTON_RELEASE:
365 if (event->button.button == 3) {
366 return button_release_handler (item, event, FadeInItem);
375 /* proxy for the regionview */
377 return canvas_region_view_event (event, rv->get_canvas_group(), rv);
381 Editor::canvas_fade_in_handle_event (GdkEvent *event, ArdourCanvas::Item* item, AudioRegionView *rv)
385 if (!rv->sensitive()) {
389 switch (event->type) {
390 case GDK_BUTTON_PRESS:
391 case GDK_2BUTTON_PRESS:
392 case GDK_3BUTTON_PRESS:
393 clicked_regionview = rv;
394 clicked_control_point = 0;
395 clicked_axisview = &rv->get_time_axis_view();
396 clicked_routeview = dynamic_cast<RouteTimeAxisView*>(clicked_axisview);
397 ret = button_press_handler (item, event, FadeInHandleItem);
400 case GDK_BUTTON_RELEASE:
401 ret = button_release_handler (item, event, FadeInHandleItem);
404 case GDK_MOTION_NOTIFY:
405 ret = motion_handler (item, event);
408 case GDK_ENTER_NOTIFY:
409 ret = enter_handler (item, event, FadeInHandleItem);
412 case GDK_LEAVE_NOTIFY:
413 ret = leave_handler (item, event, FadeInHandleItem);
424 Editor::canvas_fade_out_event (GdkEvent *event, ArdourCanvas::Item* item, AudioRegionView *rv)
426 /* we handle only button 3 press/release events */
428 if (!rv->sensitive()) {
432 switch (event->type) {
433 case GDK_BUTTON_PRESS:
434 clicked_regionview = rv;
435 clicked_control_point = 0;
436 clicked_axisview = &rv->get_time_axis_view();
437 clicked_routeview = dynamic_cast<RouteTimeAxisView*>(clicked_axisview);
438 if (event->button.button == 3) {
439 return button_press_handler (item, event, FadeOutItem);
443 case GDK_BUTTON_RELEASE:
444 if (event->button.button == 3) {
445 return button_release_handler (item, event, FadeOutItem);
454 /* proxy for the regionview */
456 return canvas_region_view_event (event, rv->get_canvas_group(), rv);
460 Editor::canvas_fade_out_handle_event (GdkEvent *event, ArdourCanvas::Item* item, AudioRegionView *rv)
464 if (!rv->sensitive()) {
468 switch (event->type) {
469 case GDK_BUTTON_PRESS:
470 case GDK_2BUTTON_PRESS:
471 case GDK_3BUTTON_PRESS:
472 clicked_regionview = rv;
473 clicked_control_point = 0;
474 clicked_axisview = &rv->get_time_axis_view();
475 clicked_routeview = dynamic_cast<RouteTimeAxisView*>(clicked_axisview);
476 ret = button_press_handler (item, event, FadeOutHandleItem);
479 case GDK_BUTTON_RELEASE:
480 ret = button_release_handler (item, event, FadeOutHandleItem);
483 case GDK_MOTION_NOTIFY:
484 ret = motion_handler (item, event);
487 case GDK_ENTER_NOTIFY:
488 ret = enter_handler (item, event, FadeOutHandleItem);
491 case GDK_LEAVE_NOTIFY:
492 ret = leave_handler (item, event, FadeOutHandleItem);
502 struct DescendingRegionLayerSorter {
503 bool operator()(boost::shared_ptr<Region> a, boost::shared_ptr<Region> b) {
504 return a->layer() > b->layer();
509 Editor::canvas_crossfade_view_event (GdkEvent* event, ArdourCanvas::Item* item, CrossfadeView* xfv)
511 /* we handle only button 3 press/release events */
513 switch (event->type) {
514 case GDK_BUTTON_PRESS:
515 clicked_crossfadeview = xfv;
516 clicked_axisview = &clicked_crossfadeview->get_time_axis_view();
517 if (event->button.button == 3) {
518 return button_press_handler (item, event, CrossfadeViewItem);
522 case GDK_BUTTON_RELEASE:
523 if (event->button.button == 3) {
524 bool ret = button_release_handler (item, event, CrossfadeViewItem);
534 /* XXX do not forward double clicks */
536 if (event->type == GDK_2BUTTON_PRESS) {
540 /* proxy for an underlying regionview */
542 /* XXX really need to check if we are in the name highlight,
543 and proxy to that when required.
546 TimeAxisView& tv (xfv->get_time_axis_view());
547 AudioTimeAxisView* atv;
549 if ((atv = dynamic_cast<AudioTimeAxisView*>(&tv)) != 0) {
551 if (atv->is_audio_track()) {
553 boost::shared_ptr<AudioPlaylist> pl;
554 if ((pl = boost::dynamic_pointer_cast<AudioPlaylist> (atv->track()->playlist())) != 0) {
556 Playlist::RegionList* rl = pl->regions_at (event_frame (event));
559 if (atv->layer_display() == Overlaid) {
561 /* we're in overlaid mode; proxy to the uppermost region view */
563 DescendingRegionLayerSorter cmp;
566 RegionView* rv = atv->view()->find_view (rl->front());
571 return canvas_region_view_event (event, rv->get_canvas_group(), rv);
575 /* we're in stacked mode; proxy to the region view under the mouse */
577 /* XXX: FIXME: this is an evil hack; it assumes that any event for which
578 this proxy is being used has its GdkEvent laid out such that the y
579 member is in the same place as that for a GdkEventButton */
581 /* position of the event within the track */
582 double cx = event->button.x;
583 double cy = event->button.y;
584 atv->view()->canvas_item()->w2i (cx, cy);
586 /* hence layer that we're over */
587 double const c = atv->view()->child_height ();
588 layer_t const l = pl->top_layer () + 1 - (cy / c);
591 Playlist::RegionList::iterator i = rl->begin();
592 while (i != rl->end() && (*i)->layer() != l) {
596 if (i != rl->end()) {
597 RegionView* rv = atv->view()->find_view (*i);
601 return canvas_region_view_event (event, rv->get_canvas_group(), rv);
615 Editor::canvas_control_point_event (GdkEvent *event, ArdourCanvas::Item* item, ControlPoint* cp)
617 switch (event->type) {
618 case GDK_BUTTON_PRESS:
619 case GDK_2BUTTON_PRESS:
620 case GDK_3BUTTON_PRESS:
621 clicked_control_point = cp;
622 clicked_axisview = &cp->line().trackview;
623 clicked_routeview = dynamic_cast<RouteTimeAxisView*>(clicked_axisview);
624 clicked_regionview = 0;
630 case GDK_SCROLL_DOWN:
637 return typed_event (item, event, ControlPointItem);
641 Editor::canvas_line_event (GdkEvent *event, ArdourCanvas::Item* item, AutomationLine* al)
645 if (dynamic_cast<AudioRegionGainLine*> (al) != 0) {
648 type = AutomationLineItem;
651 return typed_event (item, event, type);
655 Editor::canvas_selection_rect_event (GdkEvent *event, ArdourCanvas::Item* item, SelectionRect* rect)
659 switch (event->type) {
660 case GDK_BUTTON_PRESS:
661 case GDK_2BUTTON_PRESS:
662 case GDK_3BUTTON_PRESS:
663 clicked_selection = rect->id;
664 ret = button_press_handler (item, event, SelectionItem);
666 case GDK_BUTTON_RELEASE:
667 ret = button_release_handler (item, event, SelectionItem);
669 case GDK_MOTION_NOTIFY:
670 ret = motion_handler (item, event);
672 /* Don't need these at the moment. */
673 case GDK_ENTER_NOTIFY:
674 ret = enter_handler (item, event, SelectionItem);
677 case GDK_LEAVE_NOTIFY:
678 ret = leave_handler (item, event, SelectionItem);
689 Editor::canvas_selection_start_trim_event (GdkEvent *event, ArdourCanvas::Item* item, SelectionRect* rect)
693 switch (event->type) {
694 case GDK_BUTTON_PRESS:
695 case GDK_2BUTTON_PRESS:
696 case GDK_3BUTTON_PRESS:
697 clicked_selection = rect->id;
698 ret = button_press_handler (item, event, StartSelectionTrimItem);
700 case GDK_BUTTON_RELEASE:
701 ret = button_release_handler (item, event, StartSelectionTrimItem);
703 case GDK_MOTION_NOTIFY:
704 ret = motion_handler (item, event);
706 case GDK_ENTER_NOTIFY:
707 ret = enter_handler (item, event, StartSelectionTrimItem);
710 case GDK_LEAVE_NOTIFY:
711 ret = leave_handler (item, event, StartSelectionTrimItem);
722 Editor::canvas_selection_end_trim_event (GdkEvent *event, ArdourCanvas::Item* item, SelectionRect* rect)
726 switch (event->type) {
727 case GDK_BUTTON_PRESS:
728 case GDK_2BUTTON_PRESS:
729 case GDK_3BUTTON_PRESS:
730 clicked_selection = rect->id;
731 ret = button_press_handler (item, event, EndSelectionTrimItem);
733 case GDK_BUTTON_RELEASE:
734 ret = button_release_handler (item, event, EndSelectionTrimItem);
736 case GDK_MOTION_NOTIFY:
737 ret = motion_handler (item, event);
739 case GDK_ENTER_NOTIFY:
740 ret = enter_handler (item, event, EndSelectionTrimItem);
743 case GDK_LEAVE_NOTIFY:
744 ret = leave_handler (item, event, EndSelectionTrimItem);
755 Editor::canvas_frame_handle_event (GdkEvent* event, ArdourCanvas::Item* item, RegionView* rv)
759 /* frame handles are not active when in internal edit mode, because actual notes
760 might be in the area occupied by the handle - we want them to be editable as normal.
763 if (internal_editing() || !rv->sensitive()) {
767 /* NOTE: frame handles pretend to be the colored trim bar from an event handling
768 perspective. XXX change this ??
771 switch (event->type) {
772 case GDK_BUTTON_PRESS:
773 case GDK_2BUTTON_PRESS:
774 case GDK_3BUTTON_PRESS:
775 clicked_regionview = rv;
776 clicked_control_point = 0;
777 clicked_axisview = &clicked_regionview->get_time_axis_view();
778 clicked_routeview = dynamic_cast<RouteTimeAxisView*>(clicked_axisview);
779 ret = button_press_handler (item, event, RegionViewNameHighlight);
781 case GDK_BUTTON_RELEASE:
782 ret = button_release_handler (item, event, RegionViewNameHighlight);
784 case GDK_MOTION_NOTIFY:
785 ret = motion_handler (item, event);
787 case GDK_ENTER_NOTIFY:
788 ret = enter_handler (item, event, RegionViewNameHighlight);
791 case GDK_LEAVE_NOTIFY:
792 ret = leave_handler (item, event, RegionViewNameHighlight);
804 Editor::canvas_region_view_name_highlight_event (GdkEvent* event, ArdourCanvas::Item* item, RegionView* rv)
808 if (!rv->sensitive()) {
812 switch (event->type) {
813 case GDK_BUTTON_PRESS:
814 case GDK_2BUTTON_PRESS:
815 case GDK_3BUTTON_PRESS:
816 clicked_regionview = rv;
817 clicked_control_point = 0;
818 clicked_axisview = &clicked_regionview->get_time_axis_view();
819 clicked_routeview = dynamic_cast<RouteTimeAxisView*>(clicked_axisview);
820 ret = button_press_handler (item, event, RegionViewNameHighlight);
822 case GDK_BUTTON_RELEASE:
823 ret = button_release_handler (item, event, RegionViewNameHighlight);
825 case GDK_MOTION_NOTIFY:
826 ret = motion_handler (item, event);
828 case GDK_ENTER_NOTIFY:
829 ret = enter_handler (item, event, RegionViewNameHighlight);
832 case GDK_LEAVE_NOTIFY:
833 ret = leave_handler (item, event, RegionViewNameHighlight);
844 Editor::canvas_region_view_name_event (GdkEvent *event, ArdourCanvas::Item* item, RegionView* rv)
848 if (!rv->sensitive()) {
852 switch (event->type) {
853 case GDK_BUTTON_PRESS:
854 case GDK_2BUTTON_PRESS:
855 case GDK_3BUTTON_PRESS:
856 clicked_regionview = rv;
857 clicked_control_point = 0;
858 clicked_axisview = &clicked_regionview->get_time_axis_view();
859 clicked_routeview = dynamic_cast<RouteTimeAxisView*>(clicked_axisview);
860 ret = button_press_handler (item, event, RegionViewName);
862 case GDK_BUTTON_RELEASE:
863 ret = button_release_handler (item, event, RegionViewName);
865 case GDK_MOTION_NOTIFY:
866 ret = motion_handler (item, event);
868 case GDK_ENTER_NOTIFY:
869 ret = enter_handler (item, event, RegionViewName);
872 case GDK_LEAVE_NOTIFY:
873 ret = leave_handler (item, event, RegionViewName);
884 Editor::canvas_marker_event (GdkEvent *event, ArdourCanvas::Item* item, Marker* /*marker*/)
886 return typed_event (item, event, MarkerItem);
890 Editor::canvas_marker_bar_event (GdkEvent *event, ArdourCanvas::Item* item)
892 return typed_event (item, event, MarkerBarItem);
896 Editor::canvas_range_marker_bar_event (GdkEvent *event, ArdourCanvas::Item* item)
898 return typed_event (item, event, RangeMarkerBarItem);
902 Editor::canvas_transport_marker_bar_event (GdkEvent *event, ArdourCanvas::Item* item)
904 return typed_event (item, event, TransportMarkerBarItem);
908 Editor::canvas_cd_marker_bar_event (GdkEvent *event, ArdourCanvas::Item* item)
910 return typed_event (item, event, CdMarkerBarItem);
914 Editor::canvas_tempo_marker_event (GdkEvent *event, ArdourCanvas::Item* item, TempoMarker* /*marker*/)
916 return typed_event (item, event, TempoMarkerItem);
920 Editor::canvas_meter_marker_event (GdkEvent *event, ArdourCanvas::Item* item, MeterMarker* /*marker*/)
922 return typed_event (item, event, MeterMarkerItem);
926 Editor::canvas_tempo_bar_event (GdkEvent *event, ArdourCanvas::Item* item)
928 return typed_event (item, event, TempoBarItem);
932 Editor::canvas_meter_bar_event (GdkEvent *event, ArdourCanvas::Item* item)
934 return typed_event (item, event, MeterBarItem);
938 Editor::canvas_playhead_cursor_event (GdkEvent *event, ArdourCanvas::Item* item)
940 return typed_event (item, event, PlayheadCursorItem);
944 Editor::canvas_zoom_rect_event (GdkEvent *event, ArdourCanvas::Item* item)
946 return typed_event (item, event, NoItem);
950 Editor::canvas_note_event (GdkEvent *event, ArdourCanvas::Item* item)
952 if (!internal_editing()) {
956 cerr << "Forward note event item on to editor\n";
957 return typed_event (item, event, NoteItem);
961 Editor::track_canvas_drag_motion (Glib::RefPtr<Gdk::DragContext> const & /*c*/, int x, int y, guint /*time*/)
965 track_canvas->window_to_world (x, y, wx, wy);
968 event.type = GDK_MOTION_NOTIFY;
971 /* assume we're dragging with button 1 */
972 event.motion.state = Gdk::BUTTON1_MASK;
974 if (!_drags->active ()) {
978 nframes64_t const pos = event_frame (&event, &px, &py);
980 std::pair<TimeAxisView*, int> const tv = trackview_by_y_position (py);
985 RouteTimeAxisView* rtav = dynamic_cast<RouteTimeAxisView*> (tv.first);
986 if (rtav == 0 || !rtav->is_track ()) {
990 boost::shared_ptr<Region> region = _regions->get_dragged_region ();
996 boost::shared_ptr<Region> region_copy = RegionFactory::create (region);
998 if (boost::dynamic_pointer_cast<AudioRegion> (region_copy) != 0 &&
999 dynamic_cast<AudioTimeAxisView*> (tv.first) == 0) {
1001 /* audio -> non-audio */
1005 if (boost::dynamic_pointer_cast<MidiRegion> (region_copy) == 0 &&
1006 dynamic_cast<MidiTimeAxisView*> (tv.first) != 0) {
1008 /* MIDI -> non-MIDI */
1012 _drags->set (new RegionInsertDrag (this, region_copy, rtav, pos), &event);
1015 _drags->motion_handler (&event, false);