68 lines
1.6 KiB
C
68 lines
1.6 KiB
C
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/*
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Copyright (C) 1998-99 Paul Barton-Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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$Id$
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*/
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#ifndef __pbd_abstract_ui_h__
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#define __pbd_abstract_ui_h__
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#include <pbd/receiver.h>
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#include <sigc++/sigc++.h>
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class Touchable;
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class AbstractUI : public Receiver
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{
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public:
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enum RequestType {
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ErrorMessage,
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Quit,
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CallSlot,
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CallSlotLocked,
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TouchDisplay,
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StateChange,
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SetTip,
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AddIdle,
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AddTimeout,
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};
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bool ok() { return _ok; }
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AbstractUI () {}
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virtual ~AbstractUI() {}
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virtual void run (Receiver &old_receiver) = 0;
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virtual void quit () = 0;
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virtual bool running () = 0;
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virtual void request (RequestType) = 0;
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virtual void touch_display (Touchable *) = 0;
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virtual void call_slot (sigc::slot<void>) = 0;
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virtual bool caller_is_gui_thread() = 0;
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/* needed to be a receiver ... */
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virtual void receive (Transmitter::Channel, const char *) = 0;
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protected:
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bool _ok;
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};
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#endif // __pbd_abstract_ui_h__
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