Move Diskstream ownership to Track, so that Session no longer holds lists of Diskstre...
[ardour.git] / gtk2_ardour / streamview.cc
index e7914051a7d71f77dc7efb5167ac49acbbd32e78..8fa9ed8d288298dbd7e6365967c80bd7a8aadec5 100644 (file)
@@ -25,7 +25,6 @@
 #include "ardour/playlist.h"
 #include "ardour/region.h"
 #include "ardour/source.h"
-#include "ardour/diskstream.h"
 #include "ardour/track.h"
 #include "ardour/session.h"
 
@@ -55,7 +54,6 @@ StreamView::StreamView (RouteTimeAxisView& tv, ArdourCanvas::Group* group)
        , _samples_per_unit (_trackview.editor().get_current_zoom ())
        , rec_updating(false)
        , rec_active(false)
-       , use_rec_regions (tv.editor().show_waveforms_recording ())
        , region_color(_trackview.color())
        , stream_base_color(0xFFFFFFFF)
        , _layers (1)
@@ -79,12 +77,12 @@ StreamView::StreamView (RouteTimeAxisView& tv, ArdourCanvas::Group* group)
                        canvas_rect, &_trackview));
 
        if (_trackview.is_track()) {
-               _trackview.track()->DiskstreamChanged.connect (*this, boost::bind (&StreamView::diskstream_changed, this), gui_context());
-               _trackview.get_diskstream()->RecordEnableChanged.connect (*this, boost::bind (&StreamView::rec_enable_changed, this), gui_context());
+               _trackview.track()->DiskstreamChanged.connect (*this, invalidator (*this), boost::bind (&StreamView::diskstream_changed, this), gui_context());
+               _trackview.track()->RecordEnableChanged.connect (*this, invalidator (*this), boost::bind (&StreamView::rec_enable_changed, this), gui_context());
 
-               _trackview.session()->TransportStateChange.connect (*this, boost::bind (&StreamView::transport_changed, this), gui_context());
-               _trackview.session()->TransportLooped.connect (*this, boost::bind (&StreamView::transport_looped, this), gui_context());
-               _trackview.session()->RecordStateChanged.connect (*this, boost::bind (&StreamView::sess_rec_enable_changed, this), gui_context());
+               _trackview.session()->TransportStateChange.connect (*this, invalidator (*this), boost::bind (&StreamView::transport_changed, this), gui_context());
+               _trackview.session()->TransportLooped.connect (*this, invalidator (*this), boost::bind (&StreamView::transport_looped, this), gui_context());
+               _trackview.session()->RecordStateChanged.connect (*this, invalidator (*this), boost::bind (&StreamView::sess_rec_enable_changed, this), gui_context());
        }
 
        ColorsChanged.connect (sigc::mem_fun (*this, &StreamView::color_handler));
@@ -92,7 +90,7 @@ StreamView::StreamView (RouteTimeAxisView& tv, ArdourCanvas::Group* group)
 
 StreamView::~StreamView ()
 {
-       undisplay_diskstream ();
+       undisplay_track ();
 
        delete canvas_rect;
 
@@ -105,7 +103,7 @@ void
 StreamView::attach ()
 {
        if (_trackview.is_track()) {
-               display_diskstream (_trackview.get_diskstream());
+               display_track (_trackview.track ());
        }
 }
 
@@ -169,20 +167,12 @@ StreamView::set_samples_per_unit (gdouble spp)
 }
 
 void
-StreamView::add_region_view_weak (boost::weak_ptr<Region> r)
+StreamView::add_region_view (boost::weak_ptr<Region> wr)
 {
-       boost::shared_ptr<Region> sp (r.lock());
-
-       if (sp) {
-               add_region_view (sp);
+       boost::shared_ptr<Region> r (wr.lock());
+       if (!r) {
+               return;
        }
-}
-
-
-void
-StreamView::add_region_view (boost::shared_ptr<Region> r)
-{
-       ENSURE_GUI_THREAD (*this, &StreamView::add_region_view_weak, boost::weak_ptr<Region>(r));
 
        add_region_view_internal (r, true);
 
@@ -206,7 +196,6 @@ StreamView::remove_region_view (boost::weak_ptr<Region> weak_r)
                if (((*i)->region()) == r) {
                        RegionView* rv = *i;
                        region_views.erase (i);
-                       cerr << "Deleting RV for " << r->name() << " @ " << r << endl;
                        delete rv;
                        break;
                }
@@ -214,7 +203,7 @@ StreamView::remove_region_view (boost::weak_ptr<Region> weak_r)
 }
 
 void
-StreamView::undisplay_diskstream ()
+StreamView::undisplay_track ()
 {
        for (RegionViewList::iterator i = region_views.begin(); i != region_views.end() ; ) {
                RegionViewList::iterator next = i;
@@ -227,11 +216,11 @@ StreamView::undisplay_diskstream ()
 }
 
 void
-StreamView::display_diskstream (boost::shared_ptr<Diskstream> ds)
+StreamView::display_track (boost::shared_ptr<Track> tr)
 {
-       playlist_change_connection.disconnect();
-       playlist_changed (ds);
-       ds->PlaylistChanged.connect (playlist_change_connection, boost::bind (&StreamView::playlist_changed_weak, this, boost::weak_ptr<Diskstream> (ds)), gui_context());
+       playlist_switched_connection.disconnect();
+       playlist_switched (tr);
+       tr->PlaylistChanged.connect (playlist_switched_connection, invalidator (*this), boost::bind (&StreamView::playlist_switched, this, boost::weak_ptr<Track> (tr)), gui_context());
 }
 
 void
@@ -292,24 +281,17 @@ StreamView::layer_regions()
 }
 
 void
-StreamView::playlist_modified_weak (boost::weak_ptr<Diskstream> ds)
+StreamView::playlist_layered (boost::weak_ptr<Track> wtr)
 {
-       boost::shared_ptr<Diskstream> sp (ds.lock());
+       boost::shared_ptr<Track> tr (wtr.lock());
 
-       if (sp) {
-               playlist_modified (sp);
+       if (!tr) {
+               return;
        }
-}
-
-void
-StreamView::playlist_modified (boost::shared_ptr<Diskstream> ds)
-{
-       /* we do not allow shared_ptr<T> to be bound to slots */
-       ENSURE_GUI_THREAD (*this, &StreamView::playlist_modified_weak, ds)
 
        /* update layers count and the y positions and heights of our regions */
-       if (ds->playlist()) {
-               _layers = ds->playlist()->top_layer() + 1;
+       if (tr->playlist()) {
+               _layers = tr->playlist()->top_layer() + 1;
        }
 
        if (_layer_display == Stacked) {
@@ -322,57 +304,52 @@ StreamView::playlist_modified (boost::shared_ptr<Diskstream> ds)
 }
 
 void
-StreamView::playlist_changed_weak (boost::weak_ptr<Diskstream> ds)
+StreamView::playlist_switched (boost::weak_ptr<Track> wtr)
 {
-       boost::shared_ptr<Diskstream> sp (ds.lock());
-       if (sp) {
-               playlist_changed (sp);
-       }
-}
+       boost::shared_ptr<Track> tr (wtr.lock());
 
-void
-StreamView::playlist_changed (boost::shared_ptr<Diskstream> ds)
-{
-       ENSURE_GUI_THREAD (*this, &StreamView::playlist_changed_weak, boost::weak_ptr<Diskstream> (ds));
+       if (!tr) {
+               return;
+       }
 
        /* disconnect from old playlist */
 
        playlist_connections.drop_connections ();
-       undisplay_diskstream ();
+       undisplay_track ();
 
        /* update layers count and the y positions and heights of our regions */
-       _layers = ds->playlist()->top_layer() + 1;
+       _layers = tr->playlist()->top_layer() + 1;
        update_contents_height ();
        update_coverage_frames ();
 
-       ds->playlist()->set_explicit_relayering (_layer_display == Stacked);
+       tr->playlist()->set_explicit_relayering (_layer_display == Stacked);
 
        /* draw it */
 
-       redisplay_diskstream ();
+       redisplay_track ();
 
        /* catch changes */
 
-       ds->playlist()->Modified.connect (playlist_connections, boost::bind (&StreamView::playlist_modified_weak, this, ds), gui_context());
-       ds->playlist()->RegionAdded.connect (playlist_connections, ui_bind (&StreamView::add_region_view_weak, this, _1), gui_context());
-       ds->playlist()->RegionRemoved.connect (playlist_connections, ui_bind (&StreamView::remove_region_view, this, _1), gui_context());
+       tr->playlist()->LayeringChanged.connect (playlist_connections, invalidator (*this), boost::bind (&StreamView::playlist_layered, this, boost::weak_ptr<Track> (tr)), gui_context());
+       tr->playlist()->RegionAdded.connect (playlist_connections, invalidator (*this), ui_bind (&StreamView::add_region_view, this, _1), gui_context());
+       tr->playlist()->RegionRemoved.connect (playlist_connections, invalidator (*this), ui_bind (&StreamView::remove_region_view, this, _1), gui_context());
+       // ds->playlist()->ContentsChanged.connect (playlist_connections, invalidator (*this), boost::bind (&StreamView::redisplay_diskstream, this), gui_context());
 }
 
 void
 StreamView::diskstream_changed ()
 {
        boost::shared_ptr<Track> t;
-
+        
        if ((t = _trackview.track()) != 0) {
-               Gtkmm2ext::UI::instance()->call_slot (boost::bind (&StreamView::display_diskstream, this, t->diskstream()));
+               Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&StreamView::display_track, this, t));
        } else {
-               Gtkmm2ext::UI::instance()->call_slot (boost::bind (&StreamView::undisplay_diskstream, this));
+               Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&StreamView::undisplay_track, this));
        }
 }
 
 void
 StreamView::apply_color (Gdk::Color& color, ColorTarget target)
-
 {
        list<RegionView *>::iterator i;
 
@@ -424,7 +401,7 @@ StreamView::transport_looped()
 {
        // to force a new rec region
        rec_active = false;
-       Gtkmm2ext::UI::instance()->call_slot (boost::bind (&StreamView::setup_rec_box, this));
+       Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&StreamView::setup_rec_box, this));
 }
 
 void
@@ -433,7 +410,7 @@ StreamView::update_rec_box ()
        if (rec_active && rec_rects.size() > 0) {
                /* only update the last box */
                RecBoxInfo & rect = rec_rects.back();
-               nframes_t at = _trackview.get_diskstream()->current_capture_end();
+               nframes_t at = _trackview.track()->current_capture_end();
                double xstart;
                double xend;
 
@@ -448,7 +425,7 @@ StreamView::update_rec_box ()
 
                case Destructive:
                        rect.length = 2;
-                       xstart = _trackview.editor().frame_to_pixel (_trackview.get_diskstream()->current_capture_start());
+                       xstart = _trackview.editor().frame_to_pixel (_trackview.track()->current_capture_start());
                        xend = _trackview.editor().frame_to_pixel (at);
                        break;
                }
@@ -470,6 +447,19 @@ StreamView::find_view (boost::shared_ptr<const Region> region)
        return 0;
 }
 
+uint32_t
+StreamView::num_selected_regionviews () const
+{
+       uint32_t cnt = 0;
+
+       for (list<RegionView*>::const_iterator i = region_views.begin(); i != region_views.end(); ++i) {
+               if ((*i)->get_selected()) {
+                       ++cnt;
+               }
+       }
+       return cnt;
+}
+
 void
 StreamView::foreach_regionview (sigc::slot<void,RegionView*> slot)
 {
@@ -478,6 +468,16 @@ StreamView::foreach_regionview (sigc::slot<void,RegionView*> slot)
        }
 }
 
+void
+StreamView::foreach_selected_regionview (sigc::slot<void,RegionView*> slot)
+{
+       for (list<RegionView*>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
+               if ((*i)->get_selected()) {
+                       slot (*i);
+               }
+       }
+}
+
 void
 StreamView::set_selected_regionviews (RegionSelection& regions)
 {
@@ -575,7 +575,7 @@ StreamView::set_layer_display (LayerDisplay d)
        _layer_display = d;
        update_contents_height ();
        update_coverage_frames ();
-       _trackview.get_diskstream()->playlist()->set_explicit_relayering (_layer_display == Stacked);
+       _trackview.track()->playlist()->set_explicit_relayering (_layer_display == Stacked);
 }
 
 void