modify Mackie surface code to use crossthreadchannel on all platforms

[ardour.git] / gtk2_ardour / midi_streamview.h

diff --git a/gtk2_ardour/midi_streamview.h b/gtk2_ardour/midi_streamview.h
index 1e6289d63cbc69b7a7fcc492b2e5f83b5955c14b..9dbfbae5ead073f08b1dec59bbaf4adad4e9bc86 100644 (file)
--- a/gtk2_ardour/midi_streamview.h
+++ b/gtk2_ardour/midi_streamview.h
@@ -27,7 +27,6 @@
 #include "streamview.h"
 #include "time_axis_view_item.h"
 #include "route_time_axis.h"
-#include "canvas.h"
 
 namespace Gdk {
        class Color;
@@ -42,6 +41,10 @@ namespace ARDOUR {
        struct PeakData;
 }
 
+namespace ArdourCanvas {
+       class LineSet;
+}
+
 class PublicEditor;
 class Selectable;
 class MidiTimeAxisView;
@@ -65,7 +68,7 @@ class MidiStreamView : public StreamView
        };
 
        Gtk::Adjustment note_range_adjustment;
-       ArdourCanvas::Group* midi_underlay_group;
+       ArdourCanvas::Container* midi_underlay_group;
 
        void set_note_range(VisibleNoteRange r);