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authorKaleb Keithley <kaleb@freedesktop.org>2003-11-14 15:54:54 +0000
committerKaleb Keithley <kaleb@freedesktop.org>2003-11-14 15:54:54 +0000
commitded6147bfb5d75ff1e67c858040a628b61bc17d1 (patch)
tree82355105e93cdac89ef7d987424351c77545faf0 /Xi/ungrdev.c
parentcb6ef07bf01e72d1a6e6e83ceb7f76d6534da941 (diff)
R6.6 is the Xorg base-lineXORG-MAIN
Diffstat (limited to 'Xi/ungrdev.c')
-rw-r--r--Xi/ungrdev.c118
1 files changed, 118 insertions, 0 deletions
diff --git a/Xi/ungrdev.c b/Xi/ungrdev.c
new file mode 100644
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+++ b/Xi/ungrdev.c
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+/* $Xorg: ungrdev.c,v 1.4 2001/02/09 02:04:35 xorgcvs Exp $ */
+
+/************************************************************
+
+Copyright 1989, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+Copyright 1989 by Hewlett-Packard Company, Palo Alto, California.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Hewlett-Packard not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+HEWLETT-PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+HEWLETT-PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+********************************************************/
+
+/***********************************************************************
+ *
+ * Request to release a grab of an extension device.
+ *
+ */
+
+#define NEED_EVENTS
+#define NEED_REPLIES
+#include "X.h" /* for inputstr.h */
+#include "Xproto.h" /* Request macro */
+#include "inputstr.h" /* DeviceIntPtr */
+#include "windowstr.h" /* window structure */
+#include "XIproto.h"
+
+extern int IReqCode;
+extern int BadDevice;
+extern void (* ReplySwapVector[256]) ();
+DeviceIntPtr LookupDeviceIntRec();
+
+/***********************************************************************
+ *
+ * Handle requests from a client with a different byte order.
+ *
+ */
+
+int
+SProcXUngrabDevice(client)
+register ClientPtr client;
+ {
+ register char n;
+
+ REQUEST(xUngrabDeviceReq);
+ swaps(&stuff->length, n);
+ REQUEST_SIZE_MATCH(xUngrabDeviceReq);
+ swapl(&stuff->time, n);
+ return(ProcXUngrabDevice(client));
+ }
+
+/***********************************************************************
+ *
+ * Release a grab of an extension device.
+ *
+ */
+
+int
+ProcXUngrabDevice(client)
+register ClientPtr client;
+ {
+ DeviceIntPtr dev;
+ GrabPtr grab;
+ TimeStamp time;
+
+ REQUEST(xUngrabDeviceReq);
+ REQUEST_SIZE_MATCH(xUngrabDeviceReq);
+
+ dev = LookupDeviceIntRec (stuff->deviceid);
+ if (dev == NULL)
+ {
+ SendErrorToClient(client, IReqCode, X_UngrabDevice, 0, BadDevice);
+ return Success;
+ }
+ grab = dev->grab;
+
+ time = ClientTimeToServerTime(stuff->time);
+ if ((CompareTimeStamps(time, currentTime) != LATER) &&
+ (CompareTimeStamps(time, dev->grabTime) != EARLIER) &&
+ (grab) && SameClient(grab, client))
+ (*dev->DeactivateGrab)(dev);
+ return Success;
+ }