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 <eq/client/os.h>
      22             : #include <co/connection.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          15 :         X11Connection( Display* display )
      39          15 :                 : _display( display ) { _setState( STATE_CONNECTED ); }
      40             :         
      41          30 :         virtual ~X11Connection() { _setState( STATE_CLOSED ); }
      42             : 
      43          15 :         virtual Notifier getNotifier() const
      44          15 :             { return ConnectionNumber( _display ); }
      45             : 
      46          15 :         const Display* getDisplay() const { return _display; }
      47             : 
      48             :     protected:
      49           0 :         virtual void readNB( void*, const uint64_t ) { LBDONTCALL; }
      50           0 :         virtual int64_t readSync( void*, const uint64_t, const bool )
      51           0 :             { LBDONTCALL; return -1; }
      52           0 :         virtual int64_t write( const void*, const uint64_t )
      53           0 :             { LBDONTCALL; return -1; }
      54             : 
      55             :     private:
      56             :         Display* const _display;
      57             :     };
      58             : }
      59             : }
      60             : 
      61             : #endif // EQ_X11_CONNECTION_H