forked from AuroraMiddleware/gtk
103 lines
3.2 KiB
C
103 lines
3.2 KiB
C
/* GDK - The GIMP Drawing Kit
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* Copyright (C) 2009 Carlos Garnacho <carlosg@gnome.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include "gdkx11devicemanager-xi2.h"
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#include "gdkprivate-x11.h"
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#include "gdkdisplay-x11.h"
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/* Defines for VCP/VCK, to be used too
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* for the core protocol device manager
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*/
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#define VIRTUAL_CORE_POINTER_ID 2
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#define VIRTUAL_CORE_KEYBOARD_ID 3
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GdkX11DeviceManagerXI2 *
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_gdk_x11_device_manager_new (GdkDisplay *display)
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{
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int opcode, firstevent, firsterror;
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Display *xdisplay;
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xdisplay = GDK_DISPLAY_XDISPLAY (display);
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if (XQueryExtension (xdisplay, "XInputExtension",
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&opcode, &firstevent, &firsterror))
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{
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int major, minor;
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major = 2;
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minor = 4;
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if (XIQueryVersion (xdisplay, &major, &minor) != BadRequest)
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{
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GdkX11DeviceManagerXI2 *device_manager_xi2;
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GDK_DISPLAY_DEBUG (display, INPUT, "Creating XI2 (version %d.%d) device manager",
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major, minor);
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device_manager_xi2 = g_object_new (GDK_TYPE_X11_DEVICE_MANAGER_XI2,
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"display", display,
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"opcode", opcode,
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"major", major,
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"minor", minor,
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NULL);
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return device_manager_xi2;
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}
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}
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g_error ("XInput2 support not found on display");
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}
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/**
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* gdk_x11_device_manager_lookup:
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* @device_manager: (type GdkX11DeviceManagerXI2): a `GdkDeviceManager`
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* @device_id: a device ID, as understood by the XInput2 protocol
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*
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* Returns the `GdkDevice` that wraps the given device ID.
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*
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* Returns: (transfer none) (nullable) (type GdkX11DeviceXI2): The
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* `GdkDevice` wrapping the device ID, or %NULL if the given ID
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* doesn’t currently represent a device.
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*/
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GdkDevice *
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gdk_x11_device_manager_lookup (GdkX11DeviceManagerXI2 *device_manager,
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int device_id)
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{
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g_return_val_if_fail (GDK_IS_X11_DEVICE_MANAGER_XI2 (device_manager), NULL);
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return _gdk_x11_device_manager_xi2_lookup (GDK_X11_DEVICE_MANAGER_XI2 (device_manager),
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device_id);
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}
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/**
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* gdk_x11_device_get_id:
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* @device: (type GdkX11DeviceXI2): a `GdkDevice`
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*
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* Returns the device ID as seen by XInput2.
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*
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* Returns: the XInput2 device ID
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*/
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int
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gdk_x11_device_get_id (GdkDevice *device)
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{
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g_return_val_if_fail (GDK_IS_DEVICE (device), 0);
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return _gdk_x11_device_xi2_get_id (GDK_X11_DEVICE_XI2 (device));
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}
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