Equalizer  1.6.1
eventHandler.h
1 
2 /* Copyright (c) 2006-2011, Stefan Eilemann <eile@equalizergraphics.com>
3  *
4  * This library is free software; you can redistribute it and/or modify it under
5  * the terms of the GNU Lesser General Public License version 2.1 as published
6  * by the Free Software Foundation.
7  *
8  * This library is distributed in the hope that it will be useful, but WITHOUT
9  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
10  * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
11  * details.
12  *
13  * You should have received a copy of the GNU Lesser General Public License
14  * along with this library; if not, write to the Free Software Foundation, Inc.,
15  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
16  */
17 
18 #ifndef EQ_EVENTHANDLER_H
19 #define EQ_EVENTHANDLER_H
20 
21 #include <eq/client/event.h> // member
22 
23 namespace eq
24 {
27  {
28  protected:
30  EventHandler() : _lastEventWindow( 0 ) {}
31 
33  virtual ~EventHandler(){}
34 
39  EQ_API void _computePointerDelta(const Window* window, Event& event);
40 
45  EQ_API void _getRenderContext( const Window* window, Event& event );
46 
47  private:
49  Event _lastPointerEvent;
50 
52  const Window* _lastEventWindow;
53  };
54 }
55 
56 #endif // EQ_EVENTHANDLER_H
57 
Event structure to report window system and other events.
Definition: event.h:171
A Window represents an on-screen or off-screen drawable.
virtual ~EventHandler()
Destruct the event handler.
Definition: eventHandler.h:33
EventHandler()
Construct a new event handler.
Definition: eventHandler.h:30
Base class for window system-specific event handlers.
Definition: eventHandler.h:26