missing initialization
[ardour.git] / gtk2_ardour / editor_summary.cc
index c8e794b2efef1d989c2290c7547010f6d6a2f030..0dc728d18e26e837e6b3e15ad87c63d63be5c85e 100644 (file)
@@ -18,6 +18,7 @@
 */
 
 #include "ardour/session.h"
+
 #include "time_axis_view.h"
 #include "streamview.h"
 #include "editor_summary.h"
@@ -54,9 +55,11 @@ EditorSummary::EditorSummary (Editor* e)
          _old_follow_playhead (false)
 {
        Region::RegionPropertyChanged.connect (region_property_connection, invalidator (*this), boost::bind (&CairoWidget::set_dirty, this), gui_context());
+       Route::RemoteControlIDChange.connect (route_ctrl_id_connection, invalidator (*this), boost::bind (&CairoWidget::set_dirty, this), gui_context());
        _editor->playhead_cursor->PositionChanged.connect (position_connection, invalidator (*this), boost::bind (&EditorSummary::playhead_position_changed, this, _1), gui_context());
 
-       add_events (Gdk::POINTER_MOTION_MASK);
+       add_events (Gdk::POINTER_MOTION_MASK|Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK|Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK);
+       set_flags (get_flags() | Gtk::CAN_FOCUS);
 }
 
 /** Connect to a session.
@@ -80,57 +83,6 @@ EditorSummary::set_session (Session* s)
        }
 }
 
-/** Handle an expose event.
- *  @param event Event from GTK.
- */
-bool
-EditorSummary::on_expose_event (GdkEventExpose* event)
-{
-       CairoWidget::on_expose_event (event);
-
-       if (_session == 0) {
-               return false;
-       }
-
-       cairo_t* cr = gdk_cairo_create (get_window()->gobj());
-
-       /* Render the view rectangle.  If there is an editor visual pending, don't update
-          the view rectangle now --- wait until the expose event that we'll get after
-          the visual change.  This prevents a flicker.
-       */
-
-       if (_editor->pending_visual_change.idle_handler_id < 0) {
-               get_editor (&_view_rectangle_x, &_view_rectangle_y);
-       }
-
-       cairo_move_to (cr, _view_rectangle_x.first, _view_rectangle_y.first);
-       cairo_line_to (cr, _view_rectangle_x.second, _view_rectangle_y.first);
-       cairo_line_to (cr, _view_rectangle_x.second, _view_rectangle_y.second);
-       cairo_line_to (cr, _view_rectangle_x.first, _view_rectangle_y.second);
-       cairo_line_to (cr, _view_rectangle_x.first, _view_rectangle_y.first);
-       cairo_set_source_rgba (cr, 1, 1, 1, 0.25);
-       cairo_fill_preserve (cr);
-       cairo_set_line_width (cr, 1);
-       cairo_set_source_rgba (cr, 1, 1, 1, 0.5);
-       cairo_stroke (cr);
-
-       /* Playhead */
-
-       cairo_set_line_width (cr, 1);
-       /* XXX: colour should be set from configuration file */
-       cairo_set_source_rgba (cr, 1, 0, 0, 1);
-
-       double const p = playhead_frame_to_position (_editor->playhead_cursor->current_frame);
-       cairo_move_to (cr, p, 0);
-       cairo_line_to (cr, p, get_height());
-       cairo_stroke (cr);
-       _last_playhead = p;
-
-       cairo_destroy (cr);
-
-       return true;
-}
-
 /** Render the required regions to a cairo context.
  *  @param cr Context.
  */
@@ -212,7 +164,7 @@ EditorSummary::render (cairo_t* cr)
        cairo_set_line_width (cr, 1);
        cairo_set_source_rgb (cr, 1, 1, 0);
 
-       double const p = (_session->current_start_frame() - _start) * _x_scale;
+       const double p = (_session->current_start_frame() - _start) * _x_scale;
        cairo_move_to (cr, p, 0);
        cairo_line_to (cr, p, get_height());
        cairo_stroke (cr);
@@ -221,6 +173,39 @@ EditorSummary::render (cairo_t* cr)
        cairo_move_to (cr, q, 0);
        cairo_line_to (cr, q, get_height());
        cairo_stroke (cr);
+
+       /* Render the view rectangle.  If there is an editor visual pending, don't update
+          the view rectangle now --- wait until the expose event that we'll get after
+          the visual change.  This prevents a flicker.
+       */
+
+       if (_editor->pending_visual_change.idle_handler_id < 0) {
+               get_editor (&_view_rectangle_x, &_view_rectangle_y);
+       }
+
+       cairo_move_to (cr, _view_rectangle_x.first, _view_rectangle_y.first);
+       cairo_line_to (cr, _view_rectangle_x.second, _view_rectangle_y.first);
+       cairo_line_to (cr, _view_rectangle_x.second, _view_rectangle_y.second);
+       cairo_line_to (cr, _view_rectangle_x.first, _view_rectangle_y.second);
+       cairo_line_to (cr, _view_rectangle_x.first, _view_rectangle_y.first);
+       cairo_set_source_rgba (cr, 1, 1, 1, 0.25);
+       cairo_fill_preserve (cr);
+       cairo_set_line_width (cr, 1);
+       cairo_set_source_rgba (cr, 1, 1, 1, 0.5);
+       cairo_stroke (cr);
+
+       /* Playhead */
+
+       cairo_set_line_width (cr, 1);
+       /* XXX: colour should be set from configuration file */
+       cairo_set_source_rgba (cr, 1, 0, 0, 1);
+
+       const double ph= playhead_frame_to_position (_editor->playhead_cursor->current_frame);
+       cairo_move_to (cr, ph, 0);
+       cairo_line_to (cr, ph, get_height());
+       cairo_stroke (cr);
+       _last_playhead = ph;
+
 }
 
 /** Render a region for the summary.
@@ -304,12 +289,63 @@ EditorSummary::centre_on_click (GdkEventButton* ev)
        set_editor (ex, ey);
 }
 
+bool 
+EditorSummary::on_enter_notify_event (GdkEventCrossing*)
+{
+       grab_focus ();
+       Keyboard::magic_widget_grab_focus ();
+       return false;
+}
+
+bool 
+EditorSummary::on_leave_notify_event (GdkEventCrossing*)
+{
+       /* there are no inferior/child windows, so any leave event means that
+          we're gone.
+       */
+       Keyboard::magic_widget_drop_focus ();
+       return false;
+}
+
+bool
+EditorSummary::on_key_press_event (GdkEventKey* key)
+{
+       gint x, y;
+       GtkAccelKey set_playhead_accel;
+       if (gtk_accel_map_lookup_entry ("<Actions>/Editor/set-playhead", &set_playhead_accel)) {
+               if (key->keyval == set_playhead_accel.accel_key && (int) key->state == set_playhead_accel.accel_mods) {
+                       if (_session) {
+                               get_pointer (x, y);
+                               _session->request_locate (_start + (framepos_t) x / _x_scale, _session->transport_rolling());
+                               return true;
+                       }
+               }
+       }
+
+       return false;
+}
+
+bool
+EditorSummary::on_key_release_event (GdkEventKey* key)
+{
+
+       GtkAccelKey set_playhead_accel;
+       if (gtk_accel_map_lookup_entry ("<Actions>/Editor/set-playhead", &set_playhead_accel)) {
+               if (key->keyval == set_playhead_accel.accel_key && (int) key->state == set_playhead_accel.accel_mods) {
+                       return true;
+               }
+       }
+       return false;
+}
+
 /** Handle a button press.
  *  @param ev GTK event.
  */
 bool
 EditorSummary::on_button_press_event (GdkEventButton* ev)
 {
+       _old_follow_playhead = _editor->follow_playhead ();
+       
        if (ev->button == 1) {
 
                pair<double, double> xr;
@@ -331,7 +367,6 @@ EditorSummary::on_button_press_event (GdkEventButton* ev)
                        _zoom_position = get_position (ev->x, ev->y);
                        _zoom_dragging = true;
                        _editor->_dragging_playhead = true;
-                       _old_follow_playhead = _editor->follow_playhead ();
                        _editor->set_follow_playhead (false);
 
                        if (suspending_editor_updates ()) {
@@ -361,7 +396,6 @@ EditorSummary::on_button_press_event (GdkEventButton* ev)
                        _move_dragging = true;
                        _moved = false;
                        _editor->_dragging_playhead = true;
-                       _old_follow_playhead = _editor->follow_playhead ();
                        _editor->set_follow_playhead (false);
                }
        }
@@ -529,7 +563,7 @@ EditorSummary::on_motion_notify_event (GdkEventMotion* ev)
                }
 
                set_editor (x, y);
-               set_cursor (_start_position);
+               // set_cursor (_start_position);
 
        } else if (_zoom_dragging) {
 
@@ -589,45 +623,55 @@ EditorSummary::on_scroll_event (GdkEventScroll* ev)
        double x = xr.first;
        double y = yr.first;
 
-       double amount = 8;
-
-       if (Keyboard::modifier_state_contains (ev->state, Keyboard::SecondaryModifier)) {
-               amount = 64;
-       } else if (Keyboard::modifier_state_contains (ev->state, Keyboard::TertiaryModifier)) {
-               amount = 1;
-       }
-
-       if (Keyboard::modifier_state_equals (ev->state, Keyboard::SecondaryModifier)) {
-
-               /* secondary-wheel == left-right scrolling */
-
-               if (ev->direction == GDK_SCROLL_UP) {
-                       x -= amount;
-               } else if (ev->direction == GDK_SCROLL_DOWN) {
-                       x += amount;
-               }
-
-       } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
-
-               /* primary-wheel == zoom */
-               
-               if (ev->direction == GDK_SCROLL_UP) {
-                       _editor->temporal_zoom_step (false);
-               } else {
-                       _editor->temporal_zoom_step (true);
-               }
-
-       } else {
-
-               if (ev->direction == GDK_SCROLL_DOWN) {
-                       y += amount;
-               } else if (ev->direction == GDK_SCROLL_UP) {
-                       y -= amount;
-               } else if (ev->direction == GDK_SCROLL_LEFT) {
-                       x -= amount;
-               } else if (ev->direction == GDK_SCROLL_RIGHT) {
-                       x += amount;
-               }
+       switch (ev->direction) {
+               case GDK_SCROLL_UP:
+                       if (Keyboard::modifier_state_equals (ev->state, Keyboard::ScrollHorizontalModifier)) {
+                               x -= 64;
+                       } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::ScrollZoomHorizontalModifier)) {
+                               _editor->temporal_zoom_step (false);
+                       } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::ScrollZoomVerticalModifier)) {
+                               yr.first  += 4;
+                               yr.second -= 4;
+                               set_editor (xr, yr);
+                               return true;
+                       } else {
+                               y -= 8;
+                       }
+                       break;
+               case GDK_SCROLL_DOWN:
+                       if (Keyboard::modifier_state_equals (ev->state, Keyboard::ScrollHorizontalModifier)) {
+                               x += 64;
+                       } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::ScrollZoomHorizontalModifier)) {
+                               _editor->temporal_zoom_step (true);
+                       } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::ScrollZoomVerticalModifier)) {
+                               yr.first  -= 4;
+                               yr.second += 4;
+                               set_editor (xr, yr);
+                               return true;
+                       } else {
+                               y += 8;
+                       }
+                       break;
+               case GDK_SCROLL_LEFT:
+                       if (Keyboard::modifier_state_contains (ev->state, Keyboard::SecondaryModifier)) {
+                               x -= 64;
+                       } else if (Keyboard::modifier_state_contains (ev->state, Keyboard::TertiaryModifier)) {
+                               x -= 1;
+                       } else {
+                               x -= 8;
+                       }
+                       break;
+               case GDK_SCROLL_RIGHT:
+                       if (Keyboard::modifier_state_contains (ev->state, Keyboard::SecondaryModifier)) {
+                               x += 64;
+                       } else if (Keyboard::modifier_state_contains (ev->state, Keyboard::TertiaryModifier)) {
+                               x += 1;
+                       } else {
+                               x += 8;
+                       }
+                       break;
+               default:
+                       break;
        }
 
        set_editor (x, y);
@@ -654,7 +698,7 @@ EditorSummary::set_editor (double const x, double const y)
                   as it also means that we won't change these variables if an idle handler
                   is merely pending but not executing.  But c'est la vie.
                */
-
+               
                return;
        }
 
@@ -873,9 +917,9 @@ EditorSummary::playhead_position_changed (framepos_t p)
        int const o = int (_last_playhead);
        int const n = int (playhead_frame_to_position (p));
        if (_session && o != n) {
-               int a = min (o, n);
+               int a = max(2, min (o, n));
                int b = max (o, n);
-               set_overlays_dirty (a - 1, 0, b + 1, get_height ());
+               set_overlays_dirty (a - 2, 0, b + 2, get_height ());
        }
 }
 
@@ -953,3 +997,9 @@ EditorSummary::playhead_frame_to_position (framepos_t t) const
 {
        return (t - _start) * _x_scale;
 }
+
+framepos_t
+EditorSummary::position_to_playhead_frame_to_position (double pos) const
+{
+       return _start  + (pos * _x_scale);
+}