Pileus Git - ~andy/gtk/blob - gdk/x11/gdkdevicemanager-x11.c

   1 /* GDK - The GIMP Drawing Kit
   2  * Copyright (C) 2009 Carlos Garnacho <carlosg@gnome.org>
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the
  16  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17  * Boston, MA 02111-1307, USA.
  18  */
  19
  20 #include "config.h"
  21
  22 #include "gdkx11devicemanager-core.h"
  23 #ifdef XINPUT_XFREE
  24 #include "gdkdevicemanager-xi.h"
  25 #ifdef XINPUT_2
  26 #include "gdkdevicemanager-xi2.h"
  27 #endif
  28 #endif
  29 #include "gdkinternals.h"
  30 #include "gdkprivate-x11.h"
  31
  32 GdkDeviceManager *
  33 _gdk_x11_device_manager_new (GdkDisplay *display)
  34 {
  35   if (!g_getenv ("GDK_CORE_DEVICE_EVENTS"))
  36     {
  37 #if defined (XINPUT_2) || defined (XINPUT_XFREE)
  38       int opcode, firstevent, firsterror;
  39       Display *xdisplay;
  40
  41       xdisplay = GDK_DISPLAY_XDISPLAY (display);
  42
  43       if (XQueryExtension (xdisplay, "XInputExtension",
  44                            &opcode, &firstevent, &firsterror))
  45         {
  46 #ifdef XINPUT_2
  47           int major, minor;
  48
  49           major = 2;
  50           minor = 0;
  51
  52           if (!_gdk_disable_multidevice &&
  53               XIQueryVersion (xdisplay, &major, &minor) != BadRequest)
  54             {
  55               GdkDeviceManagerXI2 *device_manager_xi2;
  56
  57               GDK_NOTE (INPUT, g_print ("Creating XI2 device manager\n"));
  58
  59               device_manager_xi2 = g_object_new (GDK_TYPE_DEVICE_MANAGER_XI2,
  60                                                  "display", display,
  61                                                  NULL);
  62               device_manager_xi2->opcode = opcode;
  63
  64               return GDK_DEVICE_MANAGER (device_manager_xi2);
  65             }
  66           else
  67 #endif /* XINPUT_2 */
  68             {
  69               GDK_NOTE (INPUT, g_print ("Creating XI device manager\n"));
  70
  71               return g_object_new (GDK_TYPE_DEVICE_MANAGER_XI,
  72                                    "display", display,
  73                                    "event-base", firstevent,
  74                                    NULL);
  75             }
  76         }
  77 #endif /* XINPUT_2 || XINPUT_XFREE */
  78     }
  79
  80   GDK_NOTE (INPUT, g_print ("Creating core device manager\n"));
  81
  82   return g_object_new (GDK_TYPE_X11_DEVICE_MANAGER_CORE,
  83                        "display", display,
  84                        NULL);
  85 }