Line data    Source code

       1             : 
       2             : /* Copyright (c) 2006-2012, 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_X11_CONNECTION_H
      19             : #define EQ_X11_CONNECTION_H
      20             : 
      21             : #include <co/connection.h>
      22             : #include <eq/os.h>
      23             : 
      24             : namespace eq
      25             : {
      26             : namespace glx
      27             : {
      28             : /**
      29             :  * @internal
      30             :  * An X11 Display connection wrapper.
      31             :  *
      32             :  * This class is used to monitor multiple X11 display connections for events
      33             :  * using a co::ConnectionSet.
      34             :  */
      35             : class X11Connection : public co::Connection
      36             : {
      37             : public:
      38           2 :     X11Connection(Display* display)
      39           2 :         : _display(display)
      40             :     {
      41           2 :         _setState(STATE_CONNECTED);
      42           1 :     }
      43             : 
      44           4 :     virtual ~X11Connection() { _setState(STATE_CLOSED); }
      45           2 :     virtual Notifier getNotifier() const { return ConnectionNumber(_display); }
      46           2 :     const Display* getDisplay() const { return _display; }
      47             : protected:
      48           0 :     virtual void readNB(void*, const uint64_t) { LBDONTCALL; }
      49           0 :     virtual int64_t readSync(void*, const uint64_t, const bool)
      50             :     {
      51           0 :         LBDONTCALL;
      52           0 :         return -1;
      53             :     }
      54           0 :     virtual int64_t write(const void*, const uint64_t)
      55             :     {
      56           0 :         LBDONTCALL;
      57           0 :         return -1;
      58             :     }
      59             : 
      60             : private:
      61             :     Display* const _display;
      62             : };
      63             : }
      64             : }
      65             : 
      66             : #endif // EQ_X11_CONNECTION_H