forked from AuroraMiddleware/gtk
7fe0610b68
allow-none has been deprecated for a long time already. Instead use optional and nullable everywhere.
103 lines
3.2 KiB
C
103 lines
3.2 KiB
C
/* GDK - The GIMP Drawing Kit
|
||
* Copyright (C) 2009 Carlos Garnacho <carlosg@gnome.org>
|
||
*
|
||
* This library is free software; you can redistribute it and/or
|
||
* modify it under the terms of the GNU Lesser General Public
|
||
* License as published by the Free Software Foundation; either
|
||
* version 2 of the License, or (at your option) any later version.
|
||
*
|
||
* This library is distributed in the hope that it will be useful,
|
||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||
* Lesser General Public License for more details.
|
||
*
|
||
* You should have received a copy of the GNU Lesser General Public
|
||
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
|
||
*/
|
||
|
||
#include "config.h"
|
||
|
||
#include "gdkx11devicemanager-xi2.h"
|
||
#include "gdkinternals.h"
|
||
#include "gdkprivate-x11.h"
|
||
#include "gdkdisplay-x11.h"
|
||
|
||
/* Defines for VCP/VCK, to be used too
|
||
* for the core protocol device manager
|
||
*/
|
||
#define VIRTUAL_CORE_POINTER_ID 2
|
||
#define VIRTUAL_CORE_KEYBOARD_ID 3
|
||
|
||
GdkX11DeviceManagerXI2 *
|
||
_gdk_x11_device_manager_new (GdkDisplay *display)
|
||
{
|
||
int opcode, firstevent, firsterror;
|
||
Display *xdisplay;
|
||
|
||
xdisplay = GDK_DISPLAY_XDISPLAY (display);
|
||
|
||
if (XQueryExtension (xdisplay, "XInputExtension",
|
||
&opcode, &firstevent, &firsterror))
|
||
{
|
||
int major, minor;
|
||
|
||
major = 2;
|
||
minor = 3;
|
||
|
||
if (XIQueryVersion (xdisplay, &major, &minor) != BadRequest)
|
||
{
|
||
GdkX11DeviceManagerXI2 *device_manager_xi2;
|
||
|
||
GDK_DISPLAY_NOTE (display, INPUT, g_message ("Creating XI2 device manager"));
|
||
|
||
device_manager_xi2 = g_object_new (GDK_TYPE_X11_DEVICE_MANAGER_XI2,
|
||
"display", display,
|
||
"opcode", opcode,
|
||
"major", major,
|
||
"minor", minor,
|
||
NULL);
|
||
|
||
return device_manager_xi2;
|
||
}
|
||
}
|
||
|
||
g_error ("XInput2 support not found on display");
|
||
}
|
||
|
||
/*
|
||
* gdk_x11_device_manager_lookup:
|
||
* @device_manager: (type GdkX11DeviceManagerXI2): a #GdkDeviceManager
|
||
* @device_id: a device ID, as understood by the XInput2 protocol
|
||
*
|
||
* Returns the #GdkDevice that wraps the given device ID.
|
||
*
|
||
* Returns: (transfer none) (nullable) (type GdkX11DeviceXI2): The
|
||
* `GdkDevice` wrapping the device ID,
|
||
* or %NULL if the given ID doesn’t currently represent a device.
|
||
**/
|
||
GdkDevice *
|
||
gdk_x11_device_manager_lookup (GdkX11DeviceManagerXI2 *device_manager,
|
||
int device_id)
|
||
{
|
||
g_return_val_if_fail (GDK_IS_X11_DEVICE_MANAGER_XI2 (device_manager), NULL);
|
||
|
||
return _gdk_x11_device_manager_xi2_lookup (GDK_X11_DEVICE_MANAGER_XI2 (device_manager),
|
||
device_id);
|
||
}
|
||
|
||
/**
|
||
* gdk_x11_device_get_id:
|
||
* @device: (type GdkX11DeviceXI2): a `GdkDevice`
|
||
*
|
||
* Returns the device ID as seen by XInput2.
|
||
*
|
||
* Returns: the XInput2 device ID
|
||
*/
|
||
int
|
||
gdk_x11_device_get_id (GdkDevice *device)
|
||
{
|
||
g_return_val_if_fail (GDK_IS_DEVICE (device), 0);
|
||
|
||
return _gdk_x11_device_xi2_get_id (GDK_X11_DEVICE_XI2 (device));
|
||
}
|