ardour/libs/pbd/pbd/ui_callback.h
Paul Davis b1a7fd9366 avoid double delete of UI objects caused by default behaviour of Glib::Private
git-svn-id: svn://localhost/ardour2/branches/3.0@6341 d708f5d6-7413-0410-9779-e7cbd77b26cf
2009-12-10 20:50:12 +00:00

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1.2 KiB
C++

/*
Copyright (C) 2009 Paul Davis
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __pbd_ui_callback_h__
#define __pbd_ui_callback_h__
#include <glibmm/thread.h>
#include <sigc++/slot.h>
namespace PBD
{
class UICallback
{
public:
UICallback() {}
virtual ~UICallback() {}
virtual void call_slot (sigc::slot<void> theSlot) = 0;
static UICallback* get_ui_for_thread();
static void set_ui_for_thread (UICallback* ui);
private:
static Glib::StaticPrivate<UICallback> thread_ui;
};
}
#endif /* __pbd_ui_callback_h__ */