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 "gdkdevicemanager-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 "gdkx.h"
  30
  31 GdkDeviceManager *
  32 _gdk_device_manager_new (GdkDisplay *display)
  33 {
  34   if (!g_getenv ("GDK_CORE_DEVICE_EVENTS"))
  35     {
  36 #if defined (XINPUT_2) || defined (XINPUT_XFREE)
  37       int opcode, firstevent, firsterror;
  38       Display *xdisplay;
  39
  40       xdisplay = GDK_DISPLAY_XDISPLAY (display);
  41
  42       if (XQueryExtension (xdisplay, "XInputExtension",
  43                            &opcode, &firstevent, &firsterror))
  44         {
  45 #ifdef XINPUT_2
  46           int major, minor;
  47
  48           major = 2;
  49           minor = 0;
  50
  51           if (_gdk_enable_multidevice &&
  52               XIQueryVersion (xdisplay, &major, &minor) != BadRequest)
  53             {
  54               GdkDeviceManagerXI2 *device_manager_xi2;
  55
  56               GDK_NOTE (INPUT, g_print ("Creating XI2 device manager\n"));
  57
  58               device_manager_xi2 = g_object_new (GDK_TYPE_DEVICE_MANAGER_XI2,
  59                                                  "display", display,
  60                                                  NULL);
  61               device_manager_xi2->opcode = opcode;
  62
  63               return GDK_DEVICE_MANAGER (device_manager_xi2);
  64             }
  65           else
  66 #endif /* XINPUT_2 */
  67             {
  68               GDK_NOTE (INPUT, g_print ("Creating XI device manager\n"));
  69
  70               return g_object_new (GDK_TYPE_DEVICE_MANAGER_XI,
  71                                    "display", display,
  72                                    "event-base", firstevent,
  73                                    NULL);
  74             }
  75         }
  76 #endif /* XINPUT_2 || XINPUT_XFREE */
  77     }
  78
  79   GDK_NOTE (INPUT, g_print ("Creating core device manager\n"));
  80
  81   return g_object_new (GDK_TYPE_DEVICE_MANAGER_CORE,
  82                        "display", display,
  83                        NULL);
  84 }