step editor: add double, triple dotted note support + back + resync-to-ep buttons

git-svn-id: svn://localhost/ardour2/branches/3.0@7623 d708f5d6-7413-0410-9779-e7cbd77b26cf

5 files changed, 269 insertions, 78 deletions

diff --git a/gtk2_ardour/midi_time_axis.cc b/gtk2_ardour/midi_time_axis.cc
index 464ed630f5..3eb7fff692 100644
--- a/gtk2_ardour/midi_time_axis.cc
+++ b/gtk2_ardour/midi_time_axis.cc
@@ -257,6 +257,7 @@ MidiTimeAxisView::region_removed (boost::weak_ptr<Region> wr)
 
         if (step_edit_region == r) {
                 step_edit_region.reset();
+                step_edit_region_view = 0;
                 // force a recompute of the insert position
                 step_edit_beat_pos = -1.0;
         }
@@ -894,11 +895,50 @@ MidiTimeAxisView::route_active_changed ()
 void
 MidiTimeAxisView::start_step_editing ()
 {
-	step_edit_insert_position = _editor.get_preferred_edit_position ();
         _step_edit_triplet_countdown = 0;
         _step_edit_within_chord = 0;
         _step_edit_chord_duration = 0.0;
-        
+        step_edit_region.reset ();
+        step_edit_region_view = 0;
+
+        resync_step_edit_position ();
+        prepare_step_edit_region ();
+        reset_step_edit_beat_pos ();
+
+        assert (step_edit_region);
+        assert (step_edit_region_view);
+
+        if (step_editor == 0) {
+                step_editor = new StepEntry (*this);
+                step_editor->signal_delete_event().connect (sigc::mem_fun (*this, &MidiTimeAxisView::step_editor_hidden));
+                step_editor->signal_hide().connect (sigc::mem_fun (*this, &MidiTimeAxisView::step_editor_hide));
+        }
+
+        step_edit_region_view->show_step_edit_cursor (step_edit_beat_pos);
+        step_edit_region_view->set_step_edit_cursor_width (step_editor->note_length());
+
+        step_editor->set_position (WIN_POS_MOUSE);
+        step_editor->present ();
+}
+
+void
+MidiTimeAxisView::resync_step_edit_position ()
+{
+	step_edit_insert_position = _editor.get_preferred_edit_position ();
+}
+
+void
+MidiTimeAxisView::resync_step_edit_to_edit_point ()
+{
+        resync_step_edit_position ();
+        if (step_edit_region) {
+                reset_step_edit_beat_pos ();
+        }
+}
+
+void
+MidiTimeAxisView::prepare_step_edit_region ()
+{
         boost::shared_ptr<Region> r = playlist()->top_region_at (step_edit_insert_position);
 
         if (r) {
@@ -914,32 +954,26 @@ MidiTimeAxisView::start_step_editing ()
                 RegionView* rv = view()->find_view (step_edit_region);
                 step_edit_region_view = dynamic_cast<MidiRegionView*>(rv);
         }
+}
+
 
+void
+MidiTimeAxisView::reset_step_edit_beat_pos ()
+{
         assert (step_edit_region);
         assert (step_edit_region_view);
 
-        if (step_editor == 0) {
-                step_editor = new StepEntry (*this);
-                step_editor->signal_delete_event().connect (sigc::mem_fun (*this, &MidiTimeAxisView::step_editor_hidden));
-                step_editor->signal_hide().connect (sigc::mem_fun (*this, &MidiTimeAxisView::step_editor_hide));
-        }
-
         framecnt_t frames_from_start = _editor.get_preferred_edit_position() - step_edit_region->position();
-
+        
         if (frames_from_start < 0) {
                 /* this can happen with snap enabled, and the edit point == Playhead. we snap the
                    position of the new region, and it can end up after the edit point.
                 */
                 frames_from_start = 0;
         }
-
+        
         step_edit_beat_pos = step_edit_region_view->frames_to_beats (frames_from_start);
-
-        step_edit_region_view->show_step_edit_cursor (step_edit_beat_pos);
-        step_edit_region_view->set_step_edit_cursor_width (step_editor->note_length());
-
-        step_editor->set_position (WIN_POS_MOUSE);
-        step_editor->present ();
+        step_edit_region_view->move_step_edit_cursor (step_edit_beat_pos);
 }
 
 bool
@@ -1020,56 +1054,82 @@ MidiTimeAxisView::step_edit_sustain (Evoral::MusicalTime beats)
         }
 }
 
+void
+MidiTimeAxisView::move_step_edit_beat_pos (Evoral::MusicalTime beats)
+{
+        if (beats > 0.0) {
+                step_edit_beat_pos = min (step_edit_beat_pos + beats, 
+                                          step_edit_region_view->frames_to_beats (step_edit_region->length()));
+        } else if (beats < 0.0) {
+                if (beats < step_edit_beat_pos) {
+                        step_edit_beat_pos += beats; // its negative, remember
+                } else {
+                        step_edit_beat_pos = 0;
+                }
+        }
+        step_edit_region_view->move_step_edit_cursor (step_edit_beat_pos);
+}
+
 int
 MidiTimeAxisView::step_add_note (uint8_t channel, uint8_t pitch, uint8_t velocity, Evoral::MusicalTime beat_duration)
 {
-        if (step_edit_region && step_edit_region_view) {
-                
-                if (beat_duration == 0.0) {
-                        bool success;
-                        beat_duration = _editor.get_grid_type_as_beats (success, step_edit_insert_position);
-                        
-                        if (!success) {
-                                return -1;
-                        }
-                }
+        /* do these things in case undo removed the step edit region
+        */
+        if (!step_edit_region) {
+                resync_step_edit_position ();
+                prepare_step_edit_region ();
+                reset_step_edit_beat_pos ();
+                step_edit_region_view->show_step_edit_cursor (step_edit_beat_pos);
+                step_edit_region_view->set_step_edit_cursor_width (step_editor->note_length());
+        }
 
-                MidiStreamView* msv = midi_view();
+        assert (step_edit_region);
+        assert (step_edit_region_view);
                 
-                /* make sure its visible on the vertical axis */
+        if (beat_duration == 0.0) {
+                bool success;
+                beat_duration = _editor.get_grid_type_as_beats (success, step_edit_insert_position);
                 
-                if (pitch < msv->lowest_note() || pitch > msv->highest_note()) {
-                        msv->update_note_range (pitch);
-                        msv->set_note_range (MidiStreamView::ContentsRange);
-                }
-
-                /* make sure its visible on the horizontal axis */
-
-                nframes64_t fpos = step_edit_region->position() + 
-                        step_edit_region_view->beats_to_frames (step_edit_beat_pos + beat_duration);
-
-                if (fpos >= (_editor.leftmost_position() + _editor.current_page_frames())) {
-                        _editor.reset_x_origin (fpos - (_editor.current_page_frames()/4));
+                if (!success) {
+                        return -1;
                 }
-
-                step_edit_region_view->step_add_note (channel, pitch, velocity, step_edit_beat_pos, beat_duration);
-
-                if (_step_edit_triplet_countdown > 0) {
-                        _step_edit_triplet_countdown--;
-
-                        if (_step_edit_triplet_countdown == 0) {
-                                _step_edit_triplet_countdown = 3;
-                        }
-                }
-
-                if (!_step_edit_within_chord) {
-                        step_edit_beat_pos += beat_duration;
-                        step_edit_region_view->move_step_edit_cursor (step_edit_beat_pos);
-                } else {
-                        step_edit_beat_pos += 1.0/Meter::ticks_per_beat; // tiny, but no longer overlapping
-                        _step_edit_chord_duration = max (_step_edit_chord_duration, beat_duration);
+        }
+        
+        MidiStreamView* msv = midi_view();
+        
+        /* make sure its visible on the vertical axis */
+        
+        if (pitch < msv->lowest_note() || pitch > msv->highest_note()) {
+                msv->update_note_range (pitch);
+                msv->set_note_range (MidiStreamView::ContentsRange);
+        }
+        
+        /* make sure its visible on the horizontal axis */
+        
+        nframes64_t fpos = step_edit_region->position() + 
+                step_edit_region_view->beats_to_frames (step_edit_beat_pos + beat_duration);
+        
+        if (fpos >= (_editor.leftmost_position() + _editor.current_page_frames())) {
+                _editor.reset_x_origin (fpos - (_editor.current_page_frames()/4));
+        }
+        
+        step_edit_region_view->step_add_note (channel, pitch, velocity, step_edit_beat_pos, beat_duration);
+        
+        if (_step_edit_triplet_countdown > 0) {
+                _step_edit_triplet_countdown--;
+                
+                if (_step_edit_triplet_countdown == 0) {
+                        _step_edit_triplet_countdown = 3;
                 }
         }
+        
+        if (!_step_edit_within_chord) {
+                step_edit_beat_pos += beat_duration;
+                step_edit_region_view->move_step_edit_cursor (step_edit_beat_pos);
+        } else {
+                step_edit_beat_pos += 1.0/Meter::ticks_per_beat; // tiny, but no longer overlapping
+                _step_edit_chord_duration = max (_step_edit_chord_duration, beat_duration);
+        }
 
         return 0;
 }
@@ -1116,8 +1176,6 @@ MidiTimeAxisView::step_edit_toggle_chord ()
                 _step_edit_triplet_countdown = 0;
                 _step_edit_within_chord = true;
         }
-        
-        cerr << "Within chord now: " << _step_edit_within_chord << endl;
 }
 
 void
diff --git a/gtk2_ardour/midi_time_axis.h b/gtk2_ardour/midi_time_axis.h
index 8012db5cc1..63372b9218 100644
--- a/gtk2_ardour/midi_time_axis.h
+++ b/gtk2_ardour/midi_time_axis.h
@@ -100,6 +100,9 @@ class MidiTimeAxisView : public RouteTimeAxisView
         void step_edit_toggle_triplet ();
         bool step_edit_within_chord () const;
         void step_edit_toggle_chord ();
+        void reset_step_edit_beat_pos ();
+        void resync_step_edit_to_edit_point ();
+        void move_step_edit_beat_pos (Evoral::MusicalTime beats);
         void set_step_edit_cursor_width (Evoral::MusicalTime beats);
         
 	const MidiMultipleChannelSelector& channel_selector() { return _channel_selector; }
@@ -184,6 +187,8 @@ class MidiTimeAxisView : public RouteTimeAxisView
         StepEntry* step_editor;
         bool step_editor_hidden (GdkEventAny*);
         void step_editor_hide ();
+        void resync_step_edit_position ();
+        void prepare_step_edit_region ();
 };
 
 #endif /* __ardour_midi_time_axis_h__ */
diff --git a/gtk2_ardour/step_editing.bindings b/gtk2_ardour/step_editing.bindings
index 59a3b2e4d6..3bbb95bac2 100644
--- a/gtk2_ardour/step_editing.bindings
+++ b/gtk2_ardour/step_editing.bindings
@@ -53,6 +53,7 @@
 
      <Binding key="apostrophe" action="StepEditing/toggle-triplet"/>
      <Binding key="period" action="StepEditing/toggle-dotted"/>
+     <Binding key="Primary-period" action="StepEditing/no-dotted"/>
      <Binding key="bar" action="StepEditing/toggle-chord"/>
   </Press>
 </Bindings>
diff --git a/gtk2_ardour/step_entry.cc b/gtk2_ardour/step_entry.cc
index 011fadc3c4..d3ecca434c 100644
--- a/gtk2_ardour/step_entry.cc
+++ b/gtk2_ardour/step_entry.cc
@@ -60,11 +60,14 @@ StepEntry::StepEntry (MidiTimeAxisView& mtv)
         , _current_note_length (1.0)
         , _current_note_velocity (64)
 	, triplet_button ("3")
+        , dot_adjustment (0.0, 0.0, 3.0, 1.0, 1.0)
 	, beat_resync_button (_(">beat"))
 	, bar_resync_button (_(">bar"))
+	, resync_button (_(">EP"))
 	, sustain_button (_("sustain"))
 	, rest_button (_("rest"))
 	, grid_rest_button (_("g-rest"))
+	, back_button (_("back"))
 	, channel_adjustment (1, 1, 16, 1, 4) 
 	, channel_spinner (channel_adjustment)
         , octave_adjustment (4, 1, 11, 1, 4) // start in octave 4
@@ -285,36 +288,78 @@ StepEntry::StepEntry (MidiTimeAxisView& mtv)
 	note_velocity_box.pack_start (velocity_fff_button, false, false);
 
 	Label* l = manage (new Label);
+	l->set_markup ("<b><big>-</big></b>");
+	l->show ();
+	dot0_button.add (*l);
+
+	l = manage (new Label);
 	l->set_markup ("<b><big>.</big></b>");
 	l->show ();
-	dot_button.add (*l);
+	dot1_button.add (*l);
+
+	l = manage (new Label);
+	l->set_markup ("<b><big>..</big></b>");
+	l->show ();
+	dot2_button.add (*l);
+
+	l = manage (new Label);
+	l->set_markup ("<b><big>...</big></b>");
+	l->show ();
+	dot3_button.add (*l);
 
 	w = manage (new Image (::get_icon (X_("chord"))));
 	w->show();
 	chord_button.add (*w);
 
+	dot_box1.pack_start (dot0_button, true, false);
+	dot_box1.pack_start (dot1_button, true, false);
+	dot_box2.pack_start (dot2_button, true, false);
+	dot_box2.pack_start (dot3_button, true, false);
+
 	rest_box.pack_start (rest_button, true, false);
 	rest_box.pack_start (grid_rest_button, true, false);
+	rest_box.pack_start (back_button, true, false);
 
 	resync_box.pack_start (beat_resync_button, true, false);
 	resync_box.pack_start (bar_resync_button, true, false);
+	resync_box.pack_start (resync_button, true, false);
 
 	ARDOUR_UI::instance()->set_tip (&chord_button, _("Stack inserted notes to form a chord"), "");
 	ARDOUR_UI::instance()->set_tip (&sustain_button, _("Extend selected notes by note length"), "");
-	ARDOUR_UI::instance()->set_tip (&dot_button, _("Use dotted note lengths"), "");
+	ARDOUR_UI::instance()->set_tip (&dot0_button, _("Use undotted note lengths"), "");
+	ARDOUR_UI::instance()->set_tip (&dot1_button, _("Use dotted (* 1.5) note lengths"), "");
+	ARDOUR_UI::instance()->set_tip (&dot2_button, _("Use double-dotted (* 1.75) note lengths"), "");
+	ARDOUR_UI::instance()->set_tip (&dot3_button, _("Use triple-dotted (* 1.875) note lengths"), "");
 	ARDOUR_UI::instance()->set_tip (&rest_button, _("Insert a note-length's rest"), "");
 	ARDOUR_UI::instance()->set_tip (&grid_rest_button, _("Insert a grid-unit's rest"), "");
 	ARDOUR_UI::instance()->set_tip (&beat_resync_button, _("Insert a rest until the next beat"), "");
 	ARDOUR_UI::instance()->set_tip (&bar_resync_button, _("Insert a rest until the next bar"), "");
 	ARDOUR_UI::instance()->set_tip (&bank_button, _("Insert a bank change message"), "");
 	ARDOUR_UI::instance()->set_tip (&program_button, _("Insert a program change message"), "");
-
+	ARDOUR_UI::instance()->set_tip (&back_button, _("Move Insert Position Back by Note Length"), "");
+	ARDOUR_UI::instance()->set_tip (&resync_button, _("Move Insert Position to Edit Point"), "");
+
+        act = myactions.find_action ("StepEditing/back");
+        gtk_activatable_set_use_action_appearance (GTK_ACTIVATABLE (back_button.gobj()), false);
+        gtk_activatable_set_related_action (GTK_ACTIVATABLE (back_button.gobj()), act->gobj());
+        act = myactions.find_action ("StepEditing/sync-to-edit-point");
+        gtk_activatable_set_use_action_appearance (GTK_ACTIVATABLE (resync_button.gobj()), false);
+        gtk_activatable_set_related_action (GTK_ACTIVATABLE (resync_button.gobj()), act->gobj());
         act = myactions.find_action ("StepEditing/toggle-triplet");
         gtk_activatable_set_use_action_appearance (GTK_ACTIVATABLE (triplet_button.gobj()), false);
         gtk_activatable_set_related_action (GTK_ACTIVATABLE (triplet_button.gobj()), act->gobj());
+        act = myactions.find_action ("StepEditing/no-dotted");
+        gtk_activatable_set_use_action_appearance (GTK_ACTIVATABLE (dot0_button.gobj()), false);
+        gtk_activatable_set_related_action (GTK_ACTIVATABLE (dot0_button.gobj()), act->gobj());
         act = myactions.find_action ("StepEditing/toggle-dotted");
-        gtk_activatable_set_use_action_appearance (GTK_ACTIVATABLE (dot_button.gobj()), false);
-        gtk_activatable_set_related_action (GTK_ACTIVATABLE (dot_button.gobj()), act->gobj());
+        gtk_activatable_set_use_action_appearance (GTK_ACTIVATABLE (dot1_button.gobj()), false);
+        gtk_activatable_set_related_action (GTK_ACTIVATABLE (dot1_button.gobj()), act->gobj());
+        act = myactions.find_action ("StepEditing/toggle-double-dotted");
+        gtk_activatable_set_use_action_appearance (GTK_ACTIVATABLE (dot2_button.gobj()), false);
+        gtk_activatable_set_related_action (GTK_ACTIVATABLE (dot2_button.gobj()), act->gobj());
+        act = myactions.find_action ("StepEditing/toggle-triple-dotted");
+        gtk_activatable_set_use_action_appearance (GTK_ACTIVATABLE (dot3_button.gobj()), false);
+        gtk_activatable_set_related_action (GTK_ACTIVATABLE (dot3_button.gobj()), act->gobj());
         act = myactions.find_action ("StepEditing/toggle-chord");
         gtk_activatable_set_use_action_appearance (GTK_ACTIVATABLE (chord_button.gobj()), false);
         gtk_activatable_set_related_action (GTK_ACTIVATABLE (chord_button.gobj()), act->gobj());
@@ -332,7 +377,8 @@ StepEntry::StepEntry (MidiTimeAxisView& mtv)
 	upper_box.pack_start (chord_button, false, false);
 	upper_box.pack_start (note_length_box, false, false, 12);
 	upper_box.pack_start (triplet_button, false, false);
-	upper_box.pack_start (dot_button, false, false);
+	upper_box.pack_start (dot_box1, false, false);
+	upper_box.pack_start (dot_box2, false, false);
 	upper_box.pack_start (sustain_button, false, false);
 	upper_box.pack_start (rest_box, false, false);
 	upper_box.pack_start (resync_box, false, false);
@@ -386,6 +432,7 @@ StepEntry::StepEntry (MidiTimeAxisView& mtv)
 
         velocity_adjustment.signal_value_changed().connect (sigc::mem_fun (*this, &StepEntry::velocity_value_change));
         length_divisor_adjustment.signal_value_changed().connect (sigc::mem_fun (*this, &StepEntry::length_value_change));
+        dot_adjustment.signal_value_changed().connect (sigc::mem_fun (*this, &StepEntry::dot_value_change));
 
 	_piano = (PianoKeyboard*) piano_keyboard_new ();
 	piano = wrap ((GtkWidget*) _piano);
@@ -475,16 +522,15 @@ StepEntry::note_length ()
         RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic (act);
         bool triplets = tact->get_active ();
 
-        act = myactions.find_action ("StepEditing/toggle-dotted");
-        tact = RefPtr<ToggleAction>::cast_dynamic (act);
-        bool dotted = tact->get_active ();
-
         if (triplets) {
                 base_time *= (2.0/3.0);
         }
 
-        if (dotted) {
-                base_time *= 1.5; // add support for multiple dots sometime
+        double dots = dot_adjustment.get_value ();
+
+        if (dots > 0) {
+                dots = pow (2.0, dots);
+                base_time *= 1 + ((dots - 1.0)/dots);
         }
 
         return base_time;
@@ -614,13 +660,28 @@ StepEntry::register_actions ()
                                          _("Set Note Velocity to Fortississimo"), sigc::mem_fun (*this, &StepEntry::note_velocity_change), 127);
 
         myactions.register_toggle_action ("StepEditing", "toggle-triplet", _("Toggle Triple Notes"),
-                                          sigc::mem_fun (*this, &StepEntry::toggle_dotted));
-        myactions.register_toggle_action ("StepEditing", "toggle-dotted", _("Toggled Dotted Notes"), 
                                           sigc::mem_fun (*this, &StepEntry::toggle_triplet));
+
+        RadioAction::Group dot_group;
+
+        myactions.register_radio_action ("StepEditing", dot_group, "no-dotted", _("No Dotted Notes"), 
+                                         sigc::mem_fun (*this, &StepEntry::dot_change), 0);
+        myactions.register_radio_action ("StepEditing", dot_group, "toggle-dotted", _("Toggled Dotted Notes"), 
+                                         sigc::mem_fun (*this, &StepEntry::dot_change), 1);
+        myactions.register_radio_action ("StepEditing", dot_group, "toggle-double-dotted", _("Toggled Double-Dotted Notes"), 
+                                         sigc::mem_fun (*this, &StepEntry::dot_change), 2);
+        myactions.register_radio_action ("StepEditing", dot_group, "toggle-triple-dotted", _("Toggled Triple-Dotted Notes"), 
+                                         sigc::mem_fun (*this, &StepEntry::dot_change), 3);
+
         myactions.register_toggle_action ("StepEditing", "toggle-chord", _("Toggle Chord Entry"),
                                           sigc::mem_fun (*this, &StepEntry::toggle_chord));
         myactions.register_action ("StepEditing", "sustain", _("Sustain Selected Notes by Note Length"),
                                    sigc::mem_fun (*this, &StepEntry::do_sustain));
+
+        myactions.register_action ("StepEditing", "sync-to-edit-point", _("Move Insert Position to Edit Point"),
+                                   sigc::mem_fun (*this, &StepEntry::sync_to_edit_point));
+        myactions.register_action ("StepEditing", "back", _("Move Insert Position Back by Note Length"),
+                                   sigc::mem_fun (*this, &StepEntry::back));
 }
 
 void
@@ -642,7 +703,7 @@ StepEntry::load_bindings ()
 void
 StepEntry::toggle_triplet ()
 {
-        // nowt to be done
+        _mtv->set_step_edit_cursor_width (note_length());
 }
 
 void
@@ -652,9 +713,50 @@ StepEntry::toggle_chord ()
 }
 
 void
-StepEntry::toggle_dotted ()
+StepEntry::dot_change (GtkAction* act)
 {
-        // nowt to be done
+        if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION(act))) {
+                gint v = gtk_radio_action_get_current_value (GTK_RADIO_ACTION (act));
+                dot_adjustment.set_value (v);
+        }
+}
+
+void
+StepEntry::dot_value_change ()
+{
+        RefPtr<Action> act;
+        RefPtr<RadioAction> ract;
+        double val = dot_adjustment.get_value();
+        bool inconsistent = true;
+        vector<const char*> dot_actions;
+
+        dot_actions.push_back ("StepEditing/no-dotted");
+        dot_actions.push_back ("StepEditing/toggle-dotted");
+        dot_actions.push_back ("StepEditing/toggle-double-dotted");
+        dot_actions.push_back ("StepEditing/toggle-triple-dotted");
+
+        for (vector<const char*>::iterator i = dot_actions.begin(); i != dot_actions.end(); ++i) {
+
+                act = myactions.find_action (*i);
+                
+                if (act) {
+                        ract = RefPtr<RadioAction>::cast_dynamic (act);
+
+                        if (ract) { 
+                                if (ract->property_value() == val) {
+                                        ract->set_active (true);
+                                        inconsistent = false;
+                                        break;
+                                }
+                        }
+                }
+        }
+        
+        dot1_button.set_inconsistent (inconsistent);
+        dot2_button.set_inconsistent (inconsistent);
+        dot3_button.set_inconsistent (inconsistent);
+
+        _mtv->set_step_edit_cursor_width (note_length());
 }
 
 void
@@ -1032,3 +1134,15 @@ StepEntry::do_sustain ()
 {
         _mtv->step_edit_sustain (note_length());
 }
+
+void
+StepEntry::back ()
+{
+        _mtv->move_step_edit_beat_pos (-note_length());
+}
+
+void
+StepEntry::sync_to_edit_point ()
+{
+        _mtv->resync_step_edit_to_edit_point ();
+}
diff --git a/gtk2_ardour/step_entry.h b/gtk2_ardour/step_entry.h
index c627b9575f..934e5e5c18 100644
--- a/gtk2_ardour/step_entry.h
+++ b/gtk2_ardour/step_entry.h
@@ -58,18 +58,27 @@ class StepEntry : public ArdourDialog
 
         Gtk::ToggleButton chord_button;
         Gtk::ToggleButton triplet_button;
-        Gtk::ToggleButton dot_button;
+        Gtk::ToggleButton dot0_button;
+        Gtk::ToggleButton dot1_button;
+        Gtk::ToggleButton dot2_button;
+        Gtk::ToggleButton dot3_button;
+        Gtk::Adjustment   dot_adjustment;
+        Gtk::VBox dot_box1;
+        Gtk::VBox dot_box2;
         Gtk::ToggleButton restart_button;
 
         Gtk::VBox   resync_box;
         Gtk::Button beat_resync_button;
         Gtk::Button bar_resync_button;
+        Gtk::Button resync_button;
 
         Gtk::Button sustain_button;
         Gtk::Button rest_button;
         Gtk::Button grid_rest_button;
         Gtk::VBox   rest_box;
 
+        Gtk::Button back_button;
+
         Gtk::RadioButton length_1_button;
         Gtk::RadioButton length_2_button;
         Gtk::RadioButton length_4_button;
@@ -185,11 +194,15 @@ class StepEntry : public ArdourDialog
         void octave_9 () { octave_n (9); }
         void octave_10 () { octave_n (10); }
 
-        void toggle_dotted();
+        void dot_change (GtkAction*);
+        void dot_value_change ();
+
         void toggle_triplet();
         void toggle_chord();
         
         void do_sustain ();
+        void back();
+        void sync_to_edit_point ();
 };
 
 #endif /* __gtk2_ardour_step_entry_h__ */