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[Summary] Added flag to indicate DnD operation is in progress

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This commit is contained in:
Greg Zharun 2014-08-21 14:46:58 +03:00
parent a1844529e0
commit e8be86537f
2 changed files with 16 additions and 1 deletions
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8
gtk2_ardour/route_ui.cc
View file

@ -312,9 +312,17 @@ bool RouteUI::disable_header_dnd ()
void
RouteUI::on_route_drag_begin(const Glib::RefPtr<Gdk::DragContext>& context)
{
_dnd_operation_in_progress = true;
handle_route_drag_begin(context);
}
void
RouteUI::on_route_drag_end(const Glib::RefPtr<Gdk::DragContext>& context)
{
_dnd_operation_in_progress = false;
handle_route_drag_end(context);
}
void
RouteUI::on_route_drag_data_get(const Glib::RefPtr<Gdk::DragContext>& context, Gtk::SelectionData& selection_data, guint info, guint time)
{

9
gtk2_ardour/route_ui.h
View file

@ -81,7 +81,8 @@ class RouteUI : public Gtk::EventBox, public WavesUI, public virtual AxisView
// source callbacks
void on_route_drag_begin(const Glib::RefPtr<Gdk::DragContext>& context);
void on_route_drag_data_get(const Glib::RefPtr<Gdk::DragContext>& context, Gtk::SelectionData& selection_data, guint info, guint time);
void on_route_drag_end(const Glib::RefPtr<Gdk::DragContext>& context);
// destination callbacks
bool on_route_drag_motion(const Glib::RefPtr<Gdk::DragContext>& context, int x, int y, guint time);
void on_route_drag_leave(const Glib::RefPtr<Gdk::DragContext>& context, guint time);
@ -91,6 +92,8 @@ class RouteUI : public Gtk::EventBox, public WavesUI, public virtual AxisView
// HANDLERS WHICH MUST BE DEFINED in inheriting class for DnD support
// define in inheriting class if you want custom drag icon to be set
virtual void handle_route_drag_begin(const Glib::RefPtr<Gdk::DragContext>& context) {};
// define in inheriting class if you want actions on dnd end
virtual void handle_route_drag_end(const Glib::RefPtr<Gdk::DragContext>& context) {};
// define this in inheriting class to provide the responce on a draging above the widget
virtual bool handle_route_drag_motion(const Glib::RefPtr<Gdk::DragContext>& context, int x, int y, guint time) { context->drag_refuse(time); return false; };
// define this in inheriting class to provide the responce on a leaving the widget with drag
@ -258,6 +261,8 @@ class RouteUI : public Gtk::EventBox, public WavesUI, public virtual AxisView
*/
static PBD::Signal1<void, boost::shared_ptr<ARDOUR::Route> > BusSendDisplayChanged;
bool dnd_in_progress() {return _dnd_operation_in_progress; }
protected:
PBD::ScopedConnectionList route_connections;
bool self_destruct;
@ -314,6 +319,8 @@ class RouteUI : public Gtk::EventBox, public WavesUI, public virtual AxisView
static boost::weak_ptr<ARDOUR::Route> _showing_sends_to;
static uint32_t _max_invert_buttons;
bool _dnd_operation_in_progress;
};
#endif /* __ardour_route_ui__ */