move all (G)UI related configuration parameters into UIConfiguration, not RCConfiguration
[ardour.git] / gtk2_ardour / editor_canvas_events.cc
index 4acd04a318e86f4422d45f5483114b615d6d5855..93c0abea356bf2be94e2ae58f9525151e8b067f9 100644 (file)
 
 #include "canvas/canvas.h"
 #include "canvas/text.h"
+#include "canvas/scroll_group.h"
 
 #include "editor.h"
 #include "keyboard.h"
 #include "public_editor.h"
+#include "ardour_ui.h"
 #include "audio_region_view.h"
 #include "audio_streamview.h"
 #include "audio_time_axis.h"
@@ -60,6 +62,10 @@ using Gtkmm2ext::Keyboard;
 bool
 Editor::track_canvas_scroll (GdkEventScroll* ev)
 {
+       if (Keyboard::some_magic_widget_has_focus()) {
+               return false;
+       }
+       
        framepos_t xdelta;
        int direction = ev->direction;
 
@@ -68,24 +74,24 @@ Editor::track_canvas_scroll (GdkEventScroll* ev)
         */
 
        Duple event_coords = _track_canvas->window_to_canvas (Duple (ev->x, ev->y));
-       
+
   retry:
        switch (direction) {
        case GDK_SCROLL_UP:
-               if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
+               if (Keyboard::modifier_state_equals (ev->state, Keyboard::ScrollZoomHorizontalModifier)) {
                        //for mouse-wheel zoom, force zoom-focus to mouse
                        Editing::ZoomFocus temp_focus = zoom_focus;
                        zoom_focus = Editing::ZoomFocusMouse;
                        temporal_zoom_step (false);
                        zoom_focus = temp_focus;
                        return true;
-               } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::TertiaryModifier)) {
+               } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::ScrollHorizontalModifier)) {
                        direction = GDK_SCROLL_LEFT;
                        goto retry;
-               } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::SecondaryModifier)) {
+               } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::ScrollZoomVerticalModifier)) {
                        if (!current_stepping_trackview) {
                                step_timeout = Glib::signal_timeout().connect (sigc::mem_fun(*this, &Editor::track_height_step_timeout), 500);
-                               std::pair<TimeAxisView*, int> const p = trackview_by_y_position (event_coords.y);
+                               std::pair<TimeAxisView*, int> const p = trackview_by_y_position (event_coords.y, false);
                                current_stepping_trackview = p.first;
                                if (!current_stepping_trackview) {
                                        return false;
@@ -95,26 +101,26 @@ Editor::track_canvas_scroll (GdkEventScroll* ev)
                        current_stepping_trackview->step_height (false);
                        return true;
                } else {
-                       scroll_tracks_up_line ();
+                       scroll_up_one_track ();
                        return true;
                }
                break;
 
        case GDK_SCROLL_DOWN:
-               if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
+               if (Keyboard::modifier_state_equals (ev->state, Keyboard::ScrollZoomHorizontalModifier)) {
                        //for mouse-wheel zoom, force zoom-focus to mouse
                        Editing::ZoomFocus temp_focus = zoom_focus;
                        zoom_focus = Editing::ZoomFocusMouse;
                        temporal_zoom_step (true);
                        zoom_focus = temp_focus;
                        return true;
-               } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::TertiaryModifier)) {
+               } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::ScrollHorizontalModifier)) {
                        direction = GDK_SCROLL_RIGHT;
                        goto retry;
-               } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::SecondaryModifier)) {
+               } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::ScrollZoomVerticalModifier)) {
                        if (!current_stepping_trackview) {
                                step_timeout = Glib::signal_timeout().connect (sigc::mem_fun(*this, &Editor::track_height_step_timeout), 500);
-                               std::pair<TimeAxisView*, int> const p = trackview_by_y_position (event_coords.y);
+                               std::pair<TimeAxisView*, int> const p = trackview_by_y_position (event_coords.y, false);
                                current_stepping_trackview = p.first;
                                if (!current_stepping_trackview) {
                                        return false;
@@ -124,7 +130,7 @@ Editor::track_canvas_scroll (GdkEventScroll* ev)
                        current_stepping_trackview->step_height (true);
                        return true;
                } else {
-                       scroll_tracks_down_line ();
+                       scroll_down_one_track ();
                        return true;
                }
                break;
@@ -156,8 +162,15 @@ Editor::track_canvas_scroll (GdkEventScroll* ev)
 }
 
 bool
-Editor::track_canvas_scroll_event (GdkEventScroll *event)
+Editor::canvas_scroll_event (GdkEventScroll *event, bool from_canvas)
 {
+       if (from_canvas) {
+               boost::optional<ArdourCanvas::Rect> rulers = _time_markers_group->bounding_box();
+               if (rulers && rulers->contains (Duple (event->x, event->y))) {
+                       return canvas_ruler_event ((GdkEvent*) event, timecode_ruler, TimecodeRulerItem);
+               }
+       }
+
        _track_canvas->grab_focus();
        return track_canvas_scroll (event);
 }
@@ -188,16 +201,6 @@ Editor::track_canvas_motion_notify_event (GdkEventMotion */*event*/)
        return false;
 }
 
-bool
-Editor::track_canvas_motion (GdkEvent *ev)
-{
-       if (_verbose_cursor->visible ()) {
-               _verbose_cursor->set_position (ev->motion.x + 10, ev->motion.y + 10);
-       }
-
-       return false;
-}
-
 bool
 Editor::typed_event (ArdourCanvas::Item* item, GdkEvent *event, ItemType type)
 {
@@ -267,13 +270,15 @@ Editor::canvas_region_view_event (GdkEvent *event, ArdourCanvas::Item* item, Reg
                break;
 
        case GDK_ENTER_NOTIFY:
-               set_entered_track (&rv->get_time_axis_view ());
                set_entered_regionview (rv);
+               ret = enter_handler (item, event, RegionItem);
                break;
 
        case GDK_LEAVE_NOTIFY:
-               set_entered_track (0);
-               set_entered_regionview (0);
+               if (event->crossing.detail != GDK_NOTIFY_INFERIOR) {
+                       set_entered_regionview (0);
+                       ret = leave_handler (item, event, RegionItem);
+               }
                break;
 
        default:
@@ -283,6 +288,42 @@ Editor::canvas_region_view_event (GdkEvent *event, ArdourCanvas::Item* item, Reg
        return ret;
 }
 
+bool
+Editor::canvas_wave_view_event (GdkEvent *event, ArdourCanvas::Item* item, RegionView* rv)
+{
+       /* we only care about enter events here, required for mouse/cursor
+        * tracking. there is a non-linear (non-child/non-parent) relationship
+        * between various components of a regionview and so when we leave one
+        * of them (e.g. a trim handle) and enter another (e.g. the waveview)
+        * no other items get notified. enter/leave handling does not propagate
+        * in the same way as other events, so we need to catch this because
+        * entering (and leaving) the waveview is equivalent to
+        * entering/leaving the regionview (which is why it is passed in as a
+        * third argument).
+        *
+        * And in fact, we really only care about enter events.
+        */
+
+       bool ret = false;
+
+       if (!rv->sensitive ()) {
+               return false;
+       }
+
+       switch (event->type) {
+       case GDK_ENTER_NOTIFY:
+               set_entered_regionview (rv);
+               ret = enter_handler (item, event, WaveItem);
+               break;
+
+       default:
+               break;
+       }
+
+       return ret;
+}       
+
+
 bool
 Editor::canvas_stream_view_event (GdkEvent *event, ArdourCanvas::Item* item, RouteTimeAxisView *tv)
 {
@@ -309,10 +350,14 @@ Editor::canvas_stream_view_event (GdkEvent *event, ArdourCanvas::Item* item, Rou
 
        case GDK_ENTER_NOTIFY:
                set_entered_track (tv);
+               ret = enter_handler (item, event, StreamItem);
                break;
 
        case GDK_LEAVE_NOTIFY:
-               set_entered_track (0);
+               if (event->crossing.detail != GDK_NOTIFY_INFERIOR) {
+                       set_entered_track (0);
+               }
+               ret = leave_handler (item, event, StreamItem);
                break;
 
        default:
@@ -462,13 +507,17 @@ Editor::canvas_fade_in_event (GdkEvent *event, ArdourCanvas::Item* item, AudioRe
 
        }
 
-       /* proxy for the regionview */
+       /* proxy for the regionview, except enter/leave events */
 
-       return canvas_region_view_event (event, rv->get_canvas_group(), rv);
+       if (event->type == GDK_ENTER_NOTIFY || event->type == GDK_LEAVE_NOTIFY) {
+               return true;
+       } else {
+               return canvas_region_view_event (event, rv->get_canvas_group(), rv);
+       }
 }
 
 bool
-Editor::canvas_fade_in_handle_event (GdkEvent *event, ArdourCanvas::Item* item, AudioRegionView *rv)
+Editor::canvas_fade_in_handle_event (GdkEvent *event, ArdourCanvas::Item* item, AudioRegionView *rv, bool trim)
 {
        bool ret = false;
 
@@ -484,11 +533,11 @@ Editor::canvas_fade_in_handle_event (GdkEvent *event, ArdourCanvas::Item* item,
                clicked_control_point = 0;
                clicked_axisview = &rv->get_time_axis_view();
                clicked_routeview = dynamic_cast<RouteTimeAxisView*>(clicked_axisview);
-               ret = button_press_handler (item, event, FadeInHandleItem);
+               ret = button_press_handler (item, event, trim ? FadeInTrimHandleItem : FadeInHandleItem);
                break;
 
        case GDK_BUTTON_RELEASE:
-               ret = button_release_handler (item, event, FadeInHandleItem);
+               ret = button_release_handler (item, event, trim ? FadeInTrimHandleItem : FadeInHandleItem);
                maybe_locate_with_edit_preroll ( rv->region()->position() );
                break;
 
@@ -497,13 +546,11 @@ Editor::canvas_fade_in_handle_event (GdkEvent *event, ArdourCanvas::Item* item,
                break;
 
        case GDK_ENTER_NOTIFY:
-               set_entered_regionview (rv);
-               ret = enter_handler (item, event, FadeInHandleItem);
+               ret = enter_handler (item, event, trim ? FadeInTrimHandleItem : FadeInHandleItem);
                break;
 
        case GDK_LEAVE_NOTIFY:
-               set_entered_regionview (0);
-               ret = leave_handler (item, event, FadeInHandleItem);
+               ret = leave_handler (item, event, trim ? FadeInTrimHandleItem : FadeInHandleItem);
                break;
 
        default:
@@ -544,13 +591,17 @@ Editor::canvas_fade_out_event (GdkEvent *event, ArdourCanvas::Item* item, AudioR
 
        }
 
-       /* proxy for the regionview */
+       /* proxy for the regionview, except enter/leave events */
 
-       return canvas_region_view_event (event, rv->get_canvas_group(), rv);
+       if (event->type == GDK_ENTER_NOTIFY || event->type == GDK_LEAVE_NOTIFY) {
+               return true;
+       } else {
+               return canvas_region_view_event (event, rv->get_canvas_group(), rv);
+       }
 }
 
 bool
-Editor::canvas_fade_out_handle_event (GdkEvent *event, ArdourCanvas::Item* item, AudioRegionView *rv)
+Editor::canvas_fade_out_handle_event (GdkEvent *event, ArdourCanvas::Item* item, AudioRegionView *rv, bool trim)
 {
        bool ret = false;
 
@@ -566,11 +617,11 @@ Editor::canvas_fade_out_handle_event (GdkEvent *event, ArdourCanvas::Item* item,
                clicked_control_point = 0;
                clicked_axisview = &rv->get_time_axis_view();
                clicked_routeview = dynamic_cast<RouteTimeAxisView*>(clicked_axisview);
-               ret = button_press_handler (item, event, FadeOutHandleItem);
+               ret = button_press_handler (item, event, trim ? FadeOutTrimHandleItem : FadeOutHandleItem);
                break;
 
        case GDK_BUTTON_RELEASE:
-               ret = button_release_handler (item, event, FadeOutHandleItem);
+               ret = button_release_handler (item, event, trim ? FadeOutTrimHandleItem : FadeOutHandleItem);
                maybe_locate_with_edit_preroll ( rv->region()->last_frame() - rv->get_fade_out_shape_width() );
                break;
 
@@ -579,13 +630,11 @@ Editor::canvas_fade_out_handle_event (GdkEvent *event, ArdourCanvas::Item* item,
                break;
 
        case GDK_ENTER_NOTIFY:
-               set_entered_regionview (rv);
-               ret = enter_handler (item, event, FadeOutHandleItem);
+               ret = enter_handler (item, event, trim ? FadeOutTrimHandleItem : FadeOutHandleItem);
                break;
 
        case GDK_LEAVE_NOTIFY:
-               set_entered_regionview (0);
-               ret = leave_handler (item, event, FadeOutHandleItem);
+               ret = leave_handler (item, event, trim ? FadeOutTrimHandleItem : FadeOutHandleItem);
                break;
 
        default:
@@ -783,12 +832,10 @@ Editor::canvas_frame_handle_event (GdkEvent* event, ArdourCanvas::Item* item, Re
                ret = motion_handler (item, event);
                break;
        case GDK_ENTER_NOTIFY:
-               set_entered_regionview (rv);
                ret = enter_handler (item, event, type);
                break;
 
        case GDK_LEAVE_NOTIFY:
-               set_entered_regionview (0);
                ret = leave_handler (item, event, type);
                break;
 
@@ -827,12 +874,10 @@ Editor::canvas_region_view_name_highlight_event (GdkEvent* event, ArdourCanvas::
                ret = true; // force this to avoid progagating the event into the regionview
                break;
        case GDK_ENTER_NOTIFY:
-               set_entered_regionview (rv);
                ret = enter_handler (item, event, RegionViewNameHighlight);
                break;
 
        case GDK_LEAVE_NOTIFY:
-               set_entered_regionview (0);
                ret = leave_handler (item, event, RegionViewNameHighlight);
                break;
 
@@ -869,12 +914,10 @@ Editor::canvas_region_view_name_event (GdkEvent *event, ArdourCanvas::Item* item
                ret = motion_handler (item, event);
                break;
        case GDK_ENTER_NOTIFY:
-               set_entered_regionview (rv);
                ret = enter_handler (item, event, RegionViewName);
                break;
 
        case GDK_LEAVE_NOTIFY:
-               set_entered_regionview (0);
                ret = leave_handler (item, event, RegionViewName);
                break;
 
@@ -972,6 +1015,59 @@ Editor::canvas_meter_marker_event (GdkEvent *event, ArdourCanvas::Item* item, Me
        return typed_event (item, event, MeterMarkerItem);
 }
 
+bool
+Editor::canvas_ruler_event (GdkEvent *event, ArdourCanvas::Item* item, ItemType type)
+{
+       framepos_t xdelta;
+       bool handled = false;
+
+       if (event->type == GDK_SCROLL) {
+               
+               /* scroll events in the rulers are handled a little differently from
+                  scrolling elsewhere in the canvas.
+               */
+
+               switch (event->scroll.direction) {
+               case GDK_SCROLL_UP:
+                       temporal_zoom_step (false);
+                       handled = true;
+                       break;
+                       
+               case GDK_SCROLL_DOWN:
+                       temporal_zoom_step (true);
+                       handled = true;
+                       break;
+                       
+               case GDK_SCROLL_LEFT:
+                       xdelta = (current_page_samples() / 2);
+                       if (leftmost_frame > xdelta) {
+                               reset_x_origin (leftmost_frame - xdelta);
+                       } else {
+                               reset_x_origin (0);
+                       }
+                       handled = true;
+                       break;
+                       
+               case GDK_SCROLL_RIGHT:
+                       xdelta = (current_page_samples() / 2);
+                       if (max_framepos - xdelta > leftmost_frame) {
+                               reset_x_origin (leftmost_frame + xdelta);
+                       } else {
+                               reset_x_origin (max_framepos - current_page_samples());
+                       }
+                       handled = true;
+                       break;
+                       
+               default:
+                       /* what? */
+                       break;
+               }
+               return handled;
+       }
+
+       return typed_event (item, event, type);
+}
+
 bool
 Editor::canvas_tempo_bar_event (GdkEvent *event, ArdourCanvas::Item* item)
 {
@@ -990,12 +1086,6 @@ Editor::canvas_playhead_cursor_event (GdkEvent *event, ArdourCanvas::Item* item)
        return typed_event (item, event, PlayheadCursorItem);
 }
 
-bool
-Editor::canvas_zoom_rect_event (GdkEvent *event, ArdourCanvas::Item* item)
-{
-       return typed_event (item, event, NoItem);
-}
-
 bool
 Editor::canvas_note_event (GdkEvent *event, ArdourCanvas::Item* item)
 {
@@ -1006,6 +1096,44 @@ Editor::canvas_note_event (GdkEvent *event, ArdourCanvas::Item* item)
        return typed_event (item, event, NoteItem);
 }
 
+bool
+Editor::canvas_drop_zone_event (GdkEvent* event)
+{
+       GdkEventScroll scroll;  
+       ArdourCanvas::Duple winpos;
+       
+       switch (event->type) {
+       case GDK_BUTTON_RELEASE:
+               if (event->button.button == 1) {
+                       selection->clear_objects ();
+                       selection->clear_tracks ();
+               }
+               break;
+
+       case GDK_SCROLL:
+               /* convert coordinates back into window space so that
+                  we can just call canvas_scroll_event().
+               */
+               winpos = _track_canvas->canvas_to_window (Duple (event->scroll.x, event->scroll.y));
+               scroll = event->scroll;
+               scroll.x = winpos.x;
+               scroll.y = winpos.y;
+               return canvas_scroll_event (&scroll, true);
+               break;
+
+       case GDK_ENTER_NOTIFY:
+               return typed_event (_canvas_drop_zone, event, DropZoneItem);
+
+       case GDK_LEAVE_NOTIFY:
+               return typed_event (_canvas_drop_zone, event, DropZoneItem);
+
+       default:
+               break;
+       }
+
+       return true;
+}
+
 bool
 Editor::track_canvas_drag_motion (Glib::RefPtr<Gdk::DragContext> const& context, int x, int y, guint time)
 {
@@ -1028,9 +1156,9 @@ Editor::track_canvas_drag_motion (Glib::RefPtr<Gdk::DragContext> const& context,
        /* assume we're dragging with button 1 */
        event.motion.state = Gdk::BUTTON1_MASK;
 
-       (void) window_event_frame (&event, &px, &py);
+       (void) window_event_sample (&event, &px, &py);
 
-       std::pair<TimeAxisView*, int> const tv = trackview_by_y_position (py);
+       std::pair<TimeAxisView*, int> const tv = trackview_by_y_position (py, false);
        bool can_drop = false;
        
        if (tv.first != 0) {
@@ -1074,7 +1202,7 @@ Editor::track_canvas_drag_motion (Glib::RefPtr<Gdk::DragContext> const& context,
                         * TODO: check if file is audio/midi, allow drops on same track-type only,
                         * currently: if audio is dropped on a midi-track, it is only added to the region-list
                         */
-                       if (Profile->get_sae() || Config->get_only_copy_imported_files()) {
+                       if (Profile->get_sae() || ARDOUR_UI::config()->get_only_copy_imported_files()) {
                                context->drag_status(Gdk::ACTION_COPY, time);
                        } else {
                                if ((context->get_actions() & (Gdk::ACTION_COPY | Gdk::ACTION_LINK | Gdk::ACTION_MOVE)) == Gdk::ACTION_COPY) {
@@ -1111,9 +1239,9 @@ Editor::drop_regions (const Glib::RefPtr<Gdk::DragContext>& /*context*/,
        /* assume we're dragging with button 1 */
        event.motion.state = Gdk::BUTTON1_MASK;
 
-       framepos_t const pos = window_event_frame (&event, &px, &py);
+       framepos_t const pos = window_event_sample (&event, &px, &py);
 
-       std::pair<TimeAxisView*, int> const tv = trackview_by_y_position (py);
+       std::pair<TimeAxisView*, int> const tv = trackview_by_y_position (py, false);
 
        if (tv.first != 0) {
 
@@ -1188,3 +1316,4 @@ Editor::key_release_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemType
 
        return handled;
 }
+