X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=gtk2_ardour%2Feditor_ops.cc;h=b3b6b0bb452305f22c06fa68d47e7e452659ab07;hb=3ddd797e46b232235deb8d79c34b40f35bb2153b;hp=e7618d916807c4676322414eeccfc806f0e3d373;hpb=472d0ad2c62f6c3e730981ffa55ae14159d87f74;p=ardour.git

diff --git a/gtk2_ardour/editor_ops.cc b/gtk2_ardour/editor_ops.cc
index e7618d9168..b3b6b0bb45 100644
--- a/gtk2_ardour/editor_ops.cc
+++ b/gtk2_ardour/editor_ops.cc
@@ -47,6 +47,7 @@
 #include "ardour/midi_track.h"
 #include "ardour/operations.h"
 #include "ardour/playlist_factory.h"
+#include "ardour/profile.h"
 #include "ardour/quantize.h"
 #include "ardour/region_factory.h"
 #include "ardour/reverse.h"
@@ -57,6 +58,7 @@
 
 #include "canvas/canvas.h"
 
+#include "actions.h"
 #include "ardour_ui.h"
 #include "audio_region_view.h"
 #include "audio_streamview.h"
@@ -75,6 +77,7 @@
 #include "interthread_progress_window.h"
 #include "keyboard.h"
 #include "midi_region_view.h"
+#include "mixer_strip.h"
 #include "mouse_cursors.h"
 #include "normalize_dialog.h"
 #include "patch_change_dialog.h"
@@ -88,7 +91,6 @@
 #include "strip_silence_dialog.h"
 #include "time_axis_view.h"
 #include "transpose_dialog.h"
-#include "utils.h"
 
 #include "i18n.h"
 
@@ -133,7 +135,11 @@ Editor::split_regions_at (framepos_t where, RegionSelection& regions)
 {
 	bool frozen = false;
 
-	list <boost::shared_ptr<Playlist > > used_playlists;
+	RegionSelection pre_selected_regions = selection->regions;
+	bool working_on_selection = !pre_selected_regions.empty();
+
+	list<boost::shared_ptr<Playlist> > used_playlists;
+	list<RouteTimeAxisView*> used_trackviews;
 
 	if (regions.empty()) {
 		return;
@@ -188,9 +194,16 @@ Editor::split_regions_at (framepos_t where, RegionSelection& regions)
 
 			/* remember used playlists so we can thaw them later */
 			used_playlists.push_back(pl);
+
+			TimeAxisView& tv = (*a)->get_time_axis_view();
+			RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*> (&tv);
+			if (rtv) {
+				used_trackviews.push_back (rtv);
+			}
 			pl->freeze();
 		}
 
+
 		if (pl) {
 			pl->clear_changes ();
 			pl->split_region ((*a)->region(), where);
@@ -200,17 +213,39 @@ Editor::split_regions_at (framepos_t where, RegionSelection& regions)
 		a = tmp;
 	}
 
+	vector<sigc::connection> region_added_connections;
+
+	for (list<RouteTimeAxisView*>::iterator i = used_trackviews.begin(); i != used_trackviews.end(); ++i) {
+		region_added_connections.push_back ((*i)->view()->RegionViewAdded.connect (sigc::mem_fun(*this, &Editor::collect_new_region_view)));
+	}
+	
+	latest_regionviews.clear ();
+
 	while (used_playlists.size() > 0) {
 		list <boost::shared_ptr<Playlist > >::iterator i = used_playlists.begin();
 		(*i)->thaw();
 		used_playlists.pop_front();
 	}
 
+	for (vector<sigc::connection>::iterator c = region_added_connections.begin(); c != region_added_connections.end(); ++c) {
+		(*c).disconnect ();
+	}
+	
 	commit_reversible_command ();
 
 	if (frozen){
 		EditorThaw(); /* Emit Signal */
 	}
+
+	if (ARDOUR::Profile->get_mixbus()) {
+		//IFF we were working on selected regions, try to reinstate the other region selections that existed before the freeze/thaw.
+		_ignore_follow_edits = true;  //a split will change the region selection in mysterious ways;  its not practical or wanted to follow this edit
+		if( working_on_selection ) {
+			selection->add ( pre_selected_regions );
+			selection->add (latest_regionviews);  //these are the new regions created after the split
+		}
+		_ignore_follow_edits = false;
+	}
 }
 
 /** Move one extreme of the current range selection.  If more than one range is selected,
@@ -1332,32 +1367,35 @@ Editor::scroll_tracks_up_line ()
 bool
 Editor::scroll_down_one_track ()
 {
-	TrackViewList::reverse_iterator next = track_views.rend();
+	TrackViewList::reverse_iterator next = track_views.rbegin();
 	std::pair<TimeAxisView*,double> res;
-	const double bottom_of_trackviews = vertical_adjustment.get_value() + vertical_adjustment.get_page_size() - 1;
+	const double top_of_trackviews = vertical_adjustment.get_value();
 
 	for (TrackViewList::reverse_iterator t = track_views.rbegin(); t != track_views.rend(); ++t) {
 		if ((*t)->hidden()) {
 			continue;
 		}
-		
-		/* If this is the bottom visible trackview, we want to display
-		   the next one.
+
+		next = t;
+		if (next != track_views.rbegin()) {
+			--next; // moves "next" towards the lower/later tracks since it is a reverse iterator
+		}
+
+		/* If this is the upper-most visible trackview, we want to display
+		   the one above it (next)
 		*/
 
-		res = (*t)->covers_y_position (bottom_of_trackviews);
+		res = (*t)->covers_y_position (top_of_trackviews);
 
 		if (res.first) {
 			break;
 		}
-
-		++next; // moves "next" towards the "front" since it is a reverse iterator
 	}
 
 	/* move to the track below the first one that covers the */
 	
-	if (next != track_views.rend()) {
-		ensure_track_visible (*next);
+	if (next != track_views.rbegin()) {
+		ensure_time_axis_view_is_visible (**next, true);
 		return true;
 	}
 
@@ -1367,11 +1405,10 @@ Editor::scroll_down_one_track ()
 bool
 Editor::scroll_up_one_track ()
 {
-	double vertical_pos = vertical_adjustment.get_value ();
-
 	TrackViewList::iterator prev = track_views.end();
 	std::pair<TimeAxisView*,double> res;
-
+	double top_of_trackviews = vertical_adjustment.get_value ();
+	
 	for (TrackViewList::iterator t = track_views.begin(); t != track_views.end(); ++t) {
 
 		if ((*t)->hidden()) {
@@ -1379,10 +1416,9 @@ Editor::scroll_up_one_track ()
 		}
 
 		/* find the trackview at the top of the trackview group */
-		res = (*t)->covers_y_position (vertical_pos);
+		res = (*t)->covers_y_position (top_of_trackviews);
 		
 		if (res.first) {
-			cerr << res.first->name() << " covers the top\n";
 			break;
 		}
 
@@ -1390,7 +1426,7 @@ Editor::scroll_up_one_track ()
 	}
 	
 	if (prev != track_views.end()) {
-		ensure_track_visible (*prev);
+		ensure_time_axis_view_is_visible (**prev, true);
 		return true;
 	}
 
@@ -1402,7 +1438,7 @@ Editor::scroll_up_one_track ()
 void
 Editor::tav_zoom_step (bool coarser)
 {
-	_routes->suspend_redisplay ();
+	DisplaySuspender ds;
 
 	TrackViewList* ts;
 
@@ -1416,14 +1452,12 @@ Editor::tav_zoom_step (bool coarser)
 		TimeAxisView *tv = (static_cast<TimeAxisView*>(*i));
 			tv->step_height (coarser);
 	}
-
-	_routes->resume_redisplay ();
 }
 
 void
 Editor::tav_zoom_smooth (bool coarser, bool force_all)
 {
-	_routes->suspend_redisplay ();
+	DisplaySuspender ds;
 
 	TrackViewList* ts;
 
@@ -1448,42 +1482,8 @@ Editor::tav_zoom_smooth (bool coarser, bool force_all)
 			tv->set_height (h + 5);
 		}
 	}
-
-	_routes->resume_redisplay ();
 }
 
-bool
-Editor::clamp_samples_per_pixel (framecnt_t& fpp) const
-{
-	bool clamped = false;
-	
-	if (fpp < 1) {
-		fpp = 1;
-		clamped = true;
-	}
-
-	framecnt_t sr;
-
-	if (_session) {
-		sr = _session->frame_rate ();
-	} else {
-		sr = 48000;
-	}
-
-	const framecnt_t three_days = 3 * 24 * 60 * 60 * sr;
-	const framecnt_t lots_of_pixels = 4000;
-
-	/* if the zoom level is greater than what you'd get trying to display 3
-	 * days of audio on a really big screen, scale it down.
-	 */
-
-	if (fpp * lots_of_pixels > three_days) {
-		fpp = three_days / _track_canvas->width();
-		clamped = true;
-	}
-
-	return clamped;
-}
 
 void
 Editor::temporal_zoom_step (bool coarser)
@@ -1520,7 +1520,6 @@ Editor::temporal_zoom (framecnt_t fpp)
 	framecnt_t nfpp;
 	double l;
 
-	clamp_samples_per_pixel (fpp);
 	if (fpp == samples_per_pixel) {
 		return;
 	}
@@ -1632,6 +1631,37 @@ Editor::temporal_zoom (framecnt_t fpp)
 	reposition_and_zoom (leftmost_after_zoom, nfpp);
 }
 
+void
+Editor::calc_extra_zoom_edges(framepos_t &start, framepos_t &end)
+{
+	/* this func helps make sure we leave a little space
+	   at each end of the editor so that the zoom doesn't fit the region
+	   precisely to the screen.
+	*/
+
+	GdkScreen* screen = gdk_screen_get_default ();
+	const gint pixwidth = gdk_screen_get_width (screen);
+	const gint mmwidth = gdk_screen_get_width_mm (screen);
+	const double pix_per_mm = (double) pixwidth/ (double) mmwidth;
+	const double one_centimeter_in_pixels = pix_per_mm * 10.0;
+
+	const framepos_t range = end - start;
+	const framecnt_t new_fpp = (framecnt_t) ceil ((double) range / (double) _visible_canvas_width);
+	const framepos_t extra_samples = (framepos_t) floor (one_centimeter_in_pixels * new_fpp);
+
+	if (start > extra_samples) {
+		start -= extra_samples;
+	} else {
+		start = 0;
+	}
+
+	if (max_framepos - extra_samples > end) {
+		end += extra_samples;
+	} else {
+		end = max_framepos;
+	}
+}
+
 void
 Editor::temporal_zoom_region (bool both_axes)
 {
@@ -1658,36 +1688,11 @@ Editor::temporal_zoom_region (bool both_axes)
 		tracks.insert (&((*i)->get_time_axis_view()));
 	}
 
-	/* now comes an "interesting" hack ... make sure we leave a little space
-	   at each end of the editor so that the zoom doesn't fit the region
-	   precisely to the screen.
-	*/
-
-	GdkScreen* screen = gdk_screen_get_default ();
-	gint pixwidth = gdk_screen_get_width (screen);
-	gint mmwidth = gdk_screen_get_width_mm (screen);
-	double pix_per_mm = (double) pixwidth/ (double) mmwidth;
-	double one_centimeter_in_pixels = pix_per_mm * 10.0;
-
 	if ((start == 0 && end == 0) || end < start) {
 		return;
 	}
 
-	framepos_t range = end - start;
-	double new_fpp = (double) range / (double) _visible_canvas_width;
-	framepos_t extra_samples = (framepos_t) floor (one_centimeter_in_pixels * new_fpp);
-
-	if (start > extra_samples) {
-		start -= extra_samples;
-	} else {
-		start = 0;
-	}
-
-	if (max_framepos - extra_samples > end) {
-		end += extra_samples;
-	} else {
-		end = max_framepos;
-	}
+	calc_extra_zoom_edges (start, end);
 
 	/* if we're zooming on both axes we need to save track heights etc.
 	 */
@@ -1709,7 +1714,7 @@ Editor::temporal_zoom_region (bool both_axes)
 
 		/* hide irrelevant tracks */
 
-		_routes->suspend_redisplay ();
+		DisplaySuspender ds;
 
 		for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 			if (find (tracks.begin(), tracks.end(), (*i)) == tracks.end()) {
@@ -1717,8 +1722,6 @@ Editor::temporal_zoom_region (bool both_axes)
 			}
 		}
 
-		_routes->resume_redisplay ();
-
 		vertical_adjustment.set_value (0.0);
 	}
 
@@ -1732,18 +1735,28 @@ Editor::zoom_to_region (bool both_axes)
 }
 
 void
-Editor::temporal_zoom_selection ()
+Editor::temporal_zoom_selection (bool both_axes)
 {
 	if (!selection) return;
 
-	if (selection->time.empty()) {
-		return;
+	//if a range is selected, zoom to that
+	if (!selection->time.empty()) {
+
+		framepos_t start = selection->time.start();
+		framepos_t end = selection->time.end_frame();
+
+		calc_extra_zoom_edges(start, end);
+
+		temporal_zoom_by_frame (start, end);
+
+		if (both_axes)
+			fit_selected_tracks();
+
+	} else {
+		temporal_zoom_region (both_axes);
 	}
 
-	framepos_t start = selection->time[clicked_selection].start;
-	framepos_t end = selection->time[clicked_selection].end;
 
-	temporal_zoom_by_frame (start, end);
 }
 
 void
@@ -1752,13 +1765,28 @@ Editor::temporal_zoom_session ()
 	ENSURE_GUI_THREAD (*this, &Editor::temporal_zoom_session)
 
 	if (_session) {
-		framecnt_t const l = _session->current_end_frame() - _session->current_start_frame();
-		double s = _session->current_start_frame() - l * 0.01;
-		if (s < 0) {
-			s = 0;
+		framecnt_t start = _session->current_start_frame();
+		framecnt_t end = _session->current_end_frame();
+
+		if (_session->actively_recording () ) {
+			framepos_t cur = playhead_cursor->current_frame ();
+			if (cur > end) {
+				/* recording beyond the end marker; zoom out
+				 * by 5 seconds more so that if 'follow
+				 * playhead' is active we don't immediately
+				 * scroll.
+				 */
+				end = cur + _session->frame_rate() * 5;
+			}
 		}
-		framecnt_t const e = _session->current_end_frame() + l * 0.01;
-		temporal_zoom_by_frame (framecnt_t (s), e);
+
+		if ((start == 0 && end == 0) || end < start) {
+			return;
+		}
+
+		calc_extra_zoom_edges(start, end);
+
+		temporal_zoom_by_frame (start, end);
 	}
 }
 
@@ -1773,9 +1801,9 @@ Editor::temporal_zoom_by_frame (framepos_t start, framepos_t end)
 
 	framepos_t range = end - start;
 
-	double const new_fpp = (double) range / (double) _visible_canvas_width;
-
-	framepos_t new_page = (framepos_t) floor (_visible_canvas_width * new_fpp);
+	const framecnt_t new_fpp = (framecnt_t) ceil ((double) range / (double) _visible_canvas_width);
+	
+	framepos_t new_page = range;
 	framepos_t middle = (framepos_t) floor ((double) start + ((double) range / 2.0f));
 	framepos_t new_leftmost = (framepos_t) floor ((double) middle - ((double) new_page / 2.0f));
 
@@ -1812,8 +1840,7 @@ Editor::temporal_zoom_to_frame (bool coarser, framepos_t frame)
 			new_spp = samples_per_pixel - (samples_per_pixel/2);
 		} else {
 			/* could bail out here since we cannot zoom any finer,
-			   but leave that to the clamp_samples_per_pixel() and
-			   equality test below
+			   but leave that to the equality test below
 			*/
 			new_spp = samples_per_pixel;
 		}
@@ -1821,8 +1848,6 @@ Editor::temporal_zoom_to_frame (bool coarser, framepos_t frame)
 		range_before -= range_before/2;
 	}
 
-	clamp_samples_per_pixel (new_spp);
-
 	if (new_spp == samples_per_pixel)  {
 		return;
 	}
@@ -1934,6 +1959,35 @@ Editor::add_location_from_playhead_cursor ()
 	add_location_mark (_session->audible_frame());
 }
 
+void
+Editor::remove_location_at_playhead_cursor ()
+{
+	if (_session) {
+
+		//set up for undo
+		_session->begin_reversible_command (_("remove marker"));
+		XMLNode &before = _session->locations()->get_state();
+		bool removed = false;
+
+		//find location(s) at this time
+		Locations::LocationList locs;
+		_session->locations()->find_all_between (_session->audible_frame(), _session->audible_frame()+1, locs, Location::Flags(0));
+		for (Locations::LocationList::iterator i = locs.begin(); i != locs.end(); ++i) {
+			if ((*i)->is_mark()) {
+				_session->locations()->remove (*i);
+				removed = true;
+			}
+		}
+		
+		//store undo
+		if (removed) {
+			XMLNode &after = _session->locations()->get_state();
+			_session->add_command(new MementoCommand<Locations>(*(_session->locations()), &before, &after));
+			_session->commit_reversible_command ();
+		}
+	}
+}
+
 /** Add a range marker around each selected region */
 void
 Editor::add_locations_from_region ()
@@ -2066,15 +2120,7 @@ Editor::clear_ranges ()
 		_session->begin_reversible_command (_("clear ranges"));
 		XMLNode &before = _session->locations()->get_state();
 
-		Location * looploc = _session->locations()->auto_loop_location();
-		Location * punchloc = _session->locations()->auto_punch_location();
-		Location * sessionloc = _session->locations()->session_range_location();
-
 		_session->locations()->clear_ranges ();
-		// re-add these
-		if (looploc) _session->locations()->add (looploc);
-		if (punchloc) _session->locations()->add (punchloc);
-		if (sessionloc) _session->locations()->add (sessionloc);
 
 		XMLNode &after = _session->locations()->get_state();
 		_session->add_command(new MementoCommand<Locations>(*(_session->locations()), &before, &after));
@@ -2118,85 +2164,6 @@ Editor::unhide_ranges ()
 
 /* INSERT/REPLACE */
 
-void
-Editor::insert_region_list_drag (boost::shared_ptr<Region> region, int x, int y)
-{
-	double cx, cy;
-	framepos_t where;
-	RouteTimeAxisView *rtv = 0;
-	boost::shared_ptr<Playlist> playlist;
-
-	GdkEvent event;
-	event.type = GDK_BUTTON_RELEASE;
-	event.button.x = x;
-	event.button.y = y;
-
-	where = window_event_sample (&event, &cx, &cy);
-
-	if (where < leftmost_frame || where > leftmost_frame + current_page_samples()) {
-		/* clearly outside canvas area */
-		return;
-	}
-
-	std::pair<TimeAxisView*, int> tv = trackview_by_y_position (cy);
-	if (tv.first == 0) {
-		return;
-	}
-
-	if ((rtv = dynamic_cast<RouteTimeAxisView*> (tv.first)) == 0) {
-		return;
-	}
-
-	if ((playlist = rtv->playlist()) == 0) {
-		return;
-	}
-
-	snap_to (where);
-
-	begin_reversible_command (_("insert dragged region"));
-	playlist->clear_changes ();
-	playlist->add_region (RegionFactory::create (region, true), where, 1.0);
-	_session->add_command(new StatefulDiffCommand (playlist));
-	commit_reversible_command ();
-}
-
-void
-Editor::insert_route_list_drag (boost::shared_ptr<Route> route, int x, int y)
-{
-	double cx, cy;
-	RouteTimeAxisView *dest_rtv = 0;
-	RouteTimeAxisView *source_rtv = 0;
-
-	GdkEvent event;
-	event.type = GDK_BUTTON_RELEASE;
-	event.button.x = x;
-	event.button.y = y;
-
-	window_event_sample (&event, &cx, &cy);
-
-	std::pair<TimeAxisView*, int> const tv = trackview_by_y_position (cy);
-	if (tv.first == 0) {
-		return;
-	}
-
-	if ((dest_rtv = dynamic_cast<RouteTimeAxisView*> (tv.first)) == 0) {
-		return;
-	}
-
-	/* use this drag source to add underlay to a track. But we really don't care
-	   about the Route, only the view of the route, so find it first */
-	for(TrackViewList::iterator it = track_views.begin(); it != track_views.end(); ++it) {
-		if((source_rtv = dynamic_cast<RouteTimeAxisView*>(*it)) == 0) {
-			continue;
-		}
-
-		if(source_rtv->route() == route && source_rtv != dest_rtv) {
-			dest_rtv->add_underlay(source_rtv->view());
-			break;
-		}
-	}
-}
-
 void
 Editor::insert_region_list_selection (float times)
 {
@@ -2229,6 +2196,9 @@ Editor::insert_region_list_selection (float times)
 	begin_reversible_command (_("insert region"));
 	playlist->clear_changes ();
 	playlist->add_region ((RegionFactory::create (region, true)), get_preferred_edit_position(), times);
+	if (Config->get_edit_mode() == Ripple)
+		playlist->ripple (get_preferred_edit_position(), region->length() * times, boost::shared_ptr<Region>());
+
 	_session->add_command(new StatefulDiffCommand (playlist));
 	commit_reversible_command ();
 }
@@ -2331,7 +2301,7 @@ Editor::get_preroll ()
 void
 Editor::maybe_locate_with_edit_preroll ( framepos_t location )
 {
-	if ( _session->transport_rolling() || !Config->get_always_play_range() )
+	if ( _session->transport_rolling() || !Config->get_follow_edits() || _ignore_follow_edits )
 		return;
 
 	location -= get_preroll();
@@ -2393,8 +2363,8 @@ Editor::loop_location (Location& location)
 		tll->set (location.start(), location.end());
 
 		// enable looping, reposition and start rolling
-		_session->request_play_loop (true);
 		_session->request_locate (tll->start(), true);
+		_session->request_play_loop (true);
 	}
 }
 
@@ -2852,8 +2822,7 @@ Editor::separate_regions_between (const TimeSelection& ts)
 	}
 
 	if (in_command)	{
-		selection->set (new_selection);
-		set_mouse_mode (MouseObject);
+//		selection->set (new_selection);
 
 		commit_reversible_command ();
 	}
@@ -3768,7 +3737,14 @@ Editor::bounce_range_selection (bool replace, bool enable_processing)
 void
 Editor::delete_ ()
 {
-	cut_copy (Delete);
+	//special case: if the user is pointing in the editor/mixer strip, they may be trying to delete a plugin.
+	//we need this because the editor-mixer strip is in the editor window, so it doesn't get the bindings from the mix window
+	bool deleted = false;
+	if ( current_mixer_strip && current_mixer_strip == MixerStrip::entered_mixer_strip() )
+		deleted = current_mixer_strip->delete_processors ();
+
+	if (!deleted)
+		cut_copy (Delete);
 }
 
 /** Cut selected regions, automation points or a time range */
@@ -3790,30 +3766,15 @@ Editor::copy ()
 bool
 Editor::can_cut_copy () const
 {
-	switch (effective_mouse_mode()) {
-
-	case MouseObject:
-		if (!selection->regions.empty() || !selection->points.empty()) {
-			return true;
-		}
-		break;
-
-	case MouseRange:
-		if (!selection->time.empty()) {
-			return true;
-		}
-		break;
-
-	default:
-		break;
-	}
+	if (!selection->time.empty() || !selection->regions.empty() || !selection->points.empty())
+		return true;
 
 	return false;
 }
 
 
 /** Cut, copy or clear selected regions, automation points or a time range.
- * @param op Operation (Cut, Copy or Clear)
+ * @param op Operation (Delete, Cut, Copy or Clear)
  */
 void
 Editor::cut_copy (CutCopyOp op)
@@ -3849,7 +3810,7 @@ Editor::cut_copy (CutCopyOp op)
 		}
 	}
 
-	if ( op != Clear )  //"Delete" doesn't change copy/paste buf
+	if ( op != Delete )  //"Delete" doesn't change copy/paste buf
 		cut_buffer->clear ();
 
 	if (entered_marker) {
@@ -3885,77 +3846,60 @@ Editor::cut_copy (CutCopyOp op)
 
 	bool did_edit = false;
 
-	switch (effective_mouse_mode()) {
-	case MouseGain:
-		if (!selection->points.empty()) {
-			begin_reversible_command (opname + _(" points"));
-			did_edit = true;
-			cut_copy_points (op);
-			if (op == Cut || op == Delete) {
-				selection->clear_points ();
-			}
+	if (!selection->points.empty()) {
+		begin_reversible_command (opname + _(" points"));
+		did_edit = true;
+		cut_copy_points (op);
+		if (op == Cut || op == Delete) {
+			selection->clear_points ();
 		}
-		break;
-		
-	case MouseObject: 
+	} else if (!selection->regions.empty() || !selection->points.empty()) {
 
-		if (!selection->regions.empty() || !selection->points.empty()) {
+		string thing_name;
 
-			string thing_name;
-
-			if (selection->regions.empty()) {
-				thing_name = _("points");
-			} else if (selection->points.empty()) {
-				thing_name = _("regions");
-			} else {
-				thing_name = _("objects");
-			}
-		
-			begin_reversible_command (opname + ' ' + thing_name);
-			did_edit = true;
+		if (selection->regions.empty()) {
+			thing_name = _("points");
+		} else if (selection->points.empty()) {
+			thing_name = _("regions");
+		} else {
+			thing_name = _("objects");
+		}
+	
+		begin_reversible_command (opname + ' ' + thing_name);
+		did_edit = true;
 
-			if (!selection->regions.empty()) {
-				cut_copy_regions (op, selection->regions);
-				
-				if (op == Cut || op == Delete) {
-					selection->clear_regions ();
-				}
-			}
-			
-			if (!selection->points.empty()) {
-				cut_copy_points (op);
-				
-				if (op == Cut || op == Delete) {
-					selection->clear_points ();
-				}
-			}
-		} 
-		break;
+		if (!selection->regions.empty()) {
+			cut_copy_regions (op, selection->regions);
 			
-	case MouseRange:
-		if (selection->time.empty()) {
-			framepos_t start, end;
-			/* no time selection, see if we can get an edit range
-			   and use that.
-			*/
-			if (get_edit_op_range (start, end)) {
-				selection->set (start, end);
+			if (op == Cut || op == Delete) {
+				selection->clear_regions ();
 			}
 		}
-		if (!selection->time.empty()) {
-			begin_reversible_command (opname + _(" range"));
-
-			did_edit = true;
-			cut_copy_ranges (op);
+		
+		if (!selection->points.empty()) {
+			cut_copy_points (op);
 			
 			if (op == Cut || op == Delete) {
-				selection->clear_time ();
+				selection->clear_points ();
 			}
 		}
-		break;
+	} else if (selection->time.empty()) {
+		framepos_t start, end;
+		/* no time selection, see if we can get an edit range
+		   and use that.
+		*/
+		if (get_edit_op_range (start, end)) {
+			selection->set (start, end);
+		}
+	} else if (!selection->time.empty()) {
+		begin_reversible_command (opname + _(" range"));
+
+		did_edit = true;
+		cut_copy_ranges (op);
 		
-	default:
-		break;
+		if (op == Cut || op == Delete) {
+			selection->clear_time ();
+		}
 	}
 	
 	if (did_edit) {
@@ -4089,10 +4033,11 @@ Editor::remove_clicked_region ()
 
 	boost::shared_ptr<Playlist> playlist = clicked_routeview->playlist();
 
-	begin_reversible_command (_("remove region"));
 	playlist->clear_changes ();
 	playlist->clear_owned_changes ();
 	playlist->remove_region (clicked_regionview->region());
+	if (Config->get_edit_mode() == Ripple)
+		playlist->ripple (clicked_regionview->region()->position(), -clicked_regionview->region()->length(), boost::shared_ptr<Region>());
 
 	/* We might have removed regions, which alters other regions' layering_index,
 	   so we need to do a recursive diff here.
@@ -4155,6 +4100,9 @@ Editor::remove_selected_regions ()
 		playlist->clear_owned_changes ();
 		playlist->freeze ();
 		playlist->remove_region (*rl);
+		if (Config->get_edit_mode() == Ripple)
+			playlist->ripple ((*rl)->position(), -(*rl)->length(), boost::shared_ptr<Region>());
+
 	}
 
 	vector<boost::shared_ptr<Playlist> >::iterator pl;
@@ -4284,12 +4232,16 @@ Editor::cut_copy_regions (CutCopyOp op, RegionSelection& rs)
 		switch (op) {
 		case Delete:
 			pl->remove_region (r);
+			if (Config->get_edit_mode() == Ripple)
+				pl->ripple (r->position(), -r->length(), boost::shared_ptr<Region>());
 			break;
 			
 		case Cut:
 			_xx = RegionFactory::create (r);
 			npl->add_region (_xx, r->position() - first_position);
 			pl->remove_region (r);
+			if (Config->get_edit_mode() == Ripple)
+				pl->ripple (r->position(), -r->length(), boost::shared_ptr<Region>());
 			break;
 
 		case Copy:
@@ -4298,7 +4250,9 @@ Editor::cut_copy_regions (CutCopyOp op, RegionSelection& rs)
 			break;
 
 		case Clear:
-			pl->remove_region (r);	
+			pl->remove_region (r);
+			if (Config->get_edit_mode() == Ripple)
+				pl->ripple (r->position(), -r->length(), boost::shared_ptr<Region>());
 			break;
 		}
 
@@ -5340,6 +5294,22 @@ Editor::toggle_solo_isolate ()
 {
 }
 
+
+void
+Editor::fade_range ()
+{
+	TrackViewList ts = selection->tracks.filter_to_unique_playlists ();
+
+	begin_reversible_command (_("fade range"));
+
+	for (TrackViewList::iterator i = ts.begin(); i != ts.end(); ++i) {
+		(*i)->fade_range (selection->time);
+	}
+
+	commit_reversible_command ();
+}
+
+
 void
 Editor::set_fade_length (bool in)
 {
@@ -5643,7 +5613,7 @@ Editor::set_playhead_cursor ()
 		}
 	}
 
-	if ( Config->get_always_play_range() )
+	if ( Config->get_follow_edits() )
 		cancel_time_selection();
 }
 
@@ -5701,7 +5671,7 @@ Editor::select_next_route()
 
 	selection->set(current);
 
-	ensure_track_visible(current);
+	ensure_time_axis_view_is_visible (*current, false);
 }
 
 void
@@ -5732,42 +5702,7 @@ Editor::select_prev_route()
 
 	selection->set (current);
 
-	ensure_track_visible(current);
-}
-
-void
-Editor::ensure_track_visible(TimeAxisView *track)
-{
-	if (track->hidden()) {
-		return;
-	}
-
-	/* compute visible area of trackview group, as offsets from top of
-	 * trackview group.
-	 */
-
-	double const current_view_min_y = vertical_adjustment.get_value();
-	double const current_view_max_y = current_view_min_y + vertical_adjustment.get_page_size();
-
-	double const track_min_y = track->y_position ();
-	double const track_max_y = track->y_position () + track->effective_height ();
-
-	if (track_min_y > current_view_min_y &&
-	    track_max_y <= current_view_max_y) {
-		return;
-	}
-
-	double new_value;
-
-	if (track_min_y < current_view_min_y) {
-		// Track is above the current view
-		new_value = track_min_y;
-	} else {
-		// Track is below the current view
-		new_value = track->y_position () + track->effective_height() - vertical_adjustment.get_page_size();
-	}
-
-	vertical_adjustment.set_value(new_value);
+	ensure_time_axis_view_is_visible (*current, false);
 }
 
 void
@@ -5783,8 +5718,8 @@ Editor::set_loop_from_selection (bool play)
 	set_loop_range (start, end,  _("set loop range from selection"));
 
 	if (play) {
-		_session->request_play_loop (true);
 		_session->request_locate (start, true);
+		_session->request_play_loop (true);
 	}
 }
 
@@ -5805,8 +5740,8 @@ Editor::set_loop_from_edit_range (bool play)
 	set_loop_range (start, end,  _("set loop range from edit range"));
 
 	if (play) {
-		_session->request_play_loop (true);
 		_session->request_locate (start, true);
+		_session->request_play_loop (true);
 	}
 }
 
@@ -5834,8 +5769,8 @@ Editor::set_loop_from_region (bool play)
 	set_loop_range (start, end, _("set loop range from region"));
 
 	if (play) {
-		_session->request_play_loop (true);
 		_session->request_locate (start, true);
+		_session->request_play_loop (true);
 	}
 }
 
@@ -6631,6 +6566,7 @@ edit your ardour.rc file to set the\n\
 		return;
 	}
 
+	// XXX should be using gettext plural forms, maybe?
 	if (ntracks > 1) {
 		trackstr = _("tracks");
 	} else {
@@ -6657,7 +6593,7 @@ edit your ardour.rc file to set the\n\
 		}
 	} else if (nbusses) {
 		prompt  = string_compose (_("Do you really want to remove %1 %2?\n\n"
-		                            "This action cannot be undon, and the session file will be overwritten"),
+		                            "This action cannot be undone, and the session file will be overwritten"),
 					  nbusses, busstr);
 	}
 
@@ -6681,8 +6617,12 @@ edit your ardour.rc file to set the\n\
 		return;
 	}
 
-	for (vector<boost::shared_ptr<Route> >::iterator x = routes.begin(); x != routes.end(); ++x) {
-		_session->remove_route (*x);
+	{
+		Session::StateProtector sp (_session);
+		DisplaySuspender ds;
+		for (vector<boost::shared_ptr<Route> >::iterator x = routes.begin(); x != routes.end(); ++x) {
+			_session->remove_route (*x);
+		}
 	}
 }
 
@@ -6862,6 +6802,7 @@ Editor::fit_selected_tracks ()
                         }
                 }
         }
+
 }
 
 void
@@ -6890,7 +6831,7 @@ Editor::fit_tracks (TrackViewList & tracks)
                  height that will be taken by visible children of selected
                  tracks - height of the ruler/hscroll area 
 	*/
-	uint32_t h = (uint32_t) floor ((_visible_canvas_height - (child_heights + _trackview_group->canvas_origin().y)) / visible_tracks);
+	uint32_t h = (uint32_t) floor ((trackviews_height() - child_heights) / visible_tracks);
 	double first_y_pos = DBL_MAX;
 
 	if (h < TimeAxisView::preset_height (HeightSmall)) {
@@ -6913,9 +6854,9 @@ Editor::fit_tracks (TrackViewList & tracks)
 		}
 	}
 
-	/* operate on all tracks, hide unselected ones that are in the middle of selected ones */
-
-	bool within_selected = false;
+	bool prev_was_selected = false;
+	bool is_selected = tracks.contains (all.front());
+	bool next_is_selected;
 
 	for (TrackViewList::iterator t = all.begin(); t != all.end(); ++t) {
 
@@ -6923,16 +6864,26 @@ Editor::fit_tracks (TrackViewList & tracks)
 
 		next = t;
 		++next;
-		
+
+		if (next != all.end()) {
+			next_is_selected = tracks.contains (*next);
+		} else {
+			next_is_selected = false;
+		}
+
 		if ((*t)->marked_for_display ()) {
-			if (tracks.contains (*t)) { 
+			if (is_selected) {
 				(*t)->set_height (h);
 				first_y_pos = std::min ((*t)->y_position (), first_y_pos);
-				within_selected = true;
-			} else if (within_selected) {
-				hide_track_in_display (*t);
+			} else {
+				if (prev_was_selected && next_is_selected) {
+					hide_track_in_display (*t);
+				}
 			}
 		}
+
+		prev_was_selected = is_selected;
+		is_selected = next_is_selected;
 	}
 
 	/*
@@ -6944,6 +6895,8 @@ Editor::fit_tracks (TrackViewList & tracks)
 	vertical_adjustment.set_value (first_y_pos);
 
 	redo_visual_stack.push_back (current_visual_state (true));
+
+	visible_tracks_selector.set_text (_("Sel"));
 }
 
 void
@@ -7116,3 +7069,83 @@ Editor::toggle_midi_input_active (bool flip_others)
 	
 	_session->set_exclusive_input_active (rl, onoff, flip_others);
 }
+
+void
+Editor::lock ()
+{
+	if (!lock_dialog) {
+		lock_dialog = new Gtk::Dialog (string_compose (_("%1: Locked"), PROGRAM_NAME), true);
+
+		Gtk::Image* padlock = manage (new Gtk::Image (ARDOUR_UI_UTILS::get_icon ("padlock_closed")));
+		lock_dialog->get_vbox()->pack_start (*padlock);
+
+		ArdourButton* b = manage (new ArdourButton);
+		b->set_name ("lock button");
+		b->set_text (_("Click to unlock"));
+		b->signal_clicked.connect (sigc::mem_fun (*this, &Editor::unlock));
+		lock_dialog->get_vbox()->pack_start (*b);
+		
+		lock_dialog->get_vbox()->show_all ();
+		lock_dialog->set_size_request (200, 200);
+	}
+	
+#ifdef __APPLE__
+	/* The global menu bar continues to be accessible to applications
+	   with modal dialogs, which means that we need to desensitize
+	   all items in the menu bar. Since those items are really just
+	   proxies for actions, that means disabling all actions.
+	*/
+	ActionManager::disable_all_actions ();
+#endif
+	lock_dialog->present ();
+}
+
+void
+Editor::unlock ()
+{
+	lock_dialog->hide ();
+	
+#ifdef __APPLE__
+	ActionManager::pop_action_state ();
+#endif	
+
+	if (ARDOUR_UI::config()->get_lock_gui_after_seconds()) {
+		start_lock_event_timing ();
+	}
+}
+
+void
+Editor::bring_in_callback (Gtk::Label* label, uint32_t n, uint32_t total, string name)
+{
+	Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&Editor::update_bring_in_message, this, label, n, total, name));
+}
+
+void
+Editor::update_bring_in_message (Gtk::Label* label, uint32_t n, uint32_t total, string name)
+{
+	label->set_text (string_compose ("Copying %1, %2 of %3", name, n, total));
+	Gtkmm2ext::UI::instance()->flush_pending ();
+}
+
+void
+Editor::bring_all_sources_into_session ()
+{
+	if (!_session) {
+		return;
+	}
+
+	Gtk::Label msg;
+	ArdourDialog w (_("Moving embedded files into session folder"));
+	w.get_vbox()->pack_start (msg);
+	w.present ();
+	
+	/* flush all pending GUI events because we're about to start copying
+	 * files
+	 */
+	
+	Gtkmm2ext::UI::instance()->flush_pending ();
+
+	cerr << " Do it\n";
+
+	_session->bring_all_sources_into_session (boost::bind (&Editor::bring_in_callback, this, &msg, _1, _2, _3));
+}