select-by-pitch from the piano roll header (inspired by Rosegarden); some improvement...

[ardour.git] / gtk2_ardour / piano_roll_header.cc

diff --git a/gtk2_ardour/piano_roll_header.cc b/gtk2_ardour/piano_roll_header.cc
index 39c48f016491871e4b242b075273e3286ce2ae9b..e88f551e91ff0853a3989c60fa8837b73ae70c36 100644 (file)
--- a/gtk2_ardour/piano_roll_header.cc
+++ b/gtk2_ardour/piano_roll_header.cc
@@ -20,6 +20,8 @@
 #include "evoral/midi_events.h"
 #include "ardour/midi_track.h"
 
+#include "gtkmm2ext/keyboard.h"
+
 #include "piano_roll_header.h"
 #include "midi_time_axis.h"
 #include "midi_streamview.h"
@@ -27,6 +29,7 @@
 const int no_note = 0xff;
 
 using namespace std;
+using namespace Gtkmm2ext;
 
 PianoRollHeader::Color PianoRollHeader::white = PianoRollHeader::Color(0.77f, 0.78f, 0.76f);
 PianoRollHeader::Color PianoRollHeader::white_highlight = PianoRollHeader::Color(0.87f, 0.88f, 0.86f);
@@ -458,28 +461,31 @@ PianoRollHeader::on_expose_event (GdkEventExpose* ev)
 bool
 PianoRollHeader::on_motion_notify_event (GdkEventMotion* ev)
 {
-       int note = _view.y_to_note(ev->y);
-
-       if (_highlighted_note != no_note) {
-               if (note > _highlighted_note) {
-                       invalidate_note_range(_highlighted_note, note);
-               } else {
-                       invalidate_note_range(note, _highlighted_note);
-               }
-
-               _highlighted_note = note;
-       }
-
-       /* redraw already taken care of above */
-       if (_clicked_note != no_note && _clicked_note != note) {
-               _active_notes[_clicked_note] = false;
-               send_note_off(_clicked_note);
+       if (_dragging) {
 
-               _clicked_note = note;
+               int note = _view.y_to_note(ev->y);
 
-               if (!_active_notes[note]) {
-                       _active_notes[note] = true;
-                       send_note_on(note);
+               if (_highlighted_note != no_note) {
+                       if (note > _highlighted_note) {
+                               invalidate_note_range(_highlighted_note, note);
+                       } else {
+                               invalidate_note_range(note, _highlighted_note);
+                       }
+                       
+                       _highlighted_note = note;
+               }
+               
+               /* redraw already taken care of above */
+               if (_clicked_note != no_note && _clicked_note != note) {
+                       _active_notes[_clicked_note] = false;
+                       send_note_off(_clicked_note);
+                       
+                       _clicked_note = note;
+                       
+                       if (!_active_notes[note]) {
+                               _active_notes[note] = true;
+                               send_note_on(note);
+                       }
                }
        }
 
@@ -493,18 +499,25 @@ PianoRollHeader::on_button_press_event (GdkEventButton* ev)
 {
        int note = _view.y_to_note(ev->y);
 
-       if (ev->type == GDK_BUTTON_PRESS && note >= 0 && note < 128) {
-               add_modal_grab();
-               _dragging = true;
-
-               if (!_active_notes[note]) {
-                       _active_notes[note] = true;
-                       _clicked_note = note;
-                       send_note_on(note);
-
-                       invalidate_note_range(note, note);
-               } else {
-                       _clicked_note = no_note;
+       if (ev->button == 2) {
+               send_note_on (note);
+               /* relax till release */
+       } else {
+               
+               if (ev->type == GDK_BUTTON_PRESS && note >= 0 && note < 128) {
+                       
+                       add_modal_grab();
+                       _dragging = true;
+                       
+                       if (!_active_notes[note]) {
+                               _active_notes[note] = true;
+                               _clicked_note = note;
+                               send_note_on(note);
+                               
+                               invalidate_note_range(note, note);
+                       } else {
+                               _clicked_note = no_note;
+                       }
                }
        }
 
@@ -516,17 +529,31 @@ PianoRollHeader::on_button_release_event (GdkEventButton* ev)
 {
        int note = _view.y_to_note(ev->y);
 
-       if (_dragging) {
-               remove_modal_grab();
-               _dragging = false;
-
-               if (note == _clicked_note) {
-                       _active_notes[note] = false;
-                       _clicked_note = no_note;
-                       send_note_off(note);
+       if (ev->button == 2) {
+               send_note_off (note);
 
-                       invalidate_note_range(note, note);
+               if (Keyboard::no_modifiers_active (ev->state)) {
+                       AddNoteSelection (note); // EMIT SIGNAL
+               } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {                    
+                       ToggleNoteSelection (note); // EMIT SIGNAL
+               } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::RangeSelectModifier)) {
+                       ExtendNoteSelection (note); // EMIT SIGNAL
                }
+               
+       } else {
+
+               if (_dragging) {
+                       remove_modal_grab();
+                       _dragging = false;
+                       
+                       if (note == _clicked_note) {
+                               _active_notes[note] = false;
+                               _clicked_note = no_note;
+                               send_note_off(note);
+                               
+                               invalidate_note_range(note, note);
+                       }
+               } 
        }
 
        return true;
@@ -672,3 +699,4 @@ PianoRollHeader::send_note_off(uint8_t note)
                track->write_immediate_event(3, _event);
        }
 }
+