diff options
Diffstat (limited to 'xorg-server/Xi/closedev.c')
| -rw-r--r-- | xorg-server/Xi/closedev.c | 334 |
1 files changed, 167 insertions, 167 deletions
diff --git a/xorg-server/Xi/closedev.c b/xorg-server/Xi/closedev.c index 159ead55c..fcd0ed832 100644 --- a/xorg-server/Xi/closedev.c +++ b/xorg-server/Xi/closedev.c @@ -1,167 +1,167 @@ -/************************************************************ - -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. - -********************************************************/ - -/*********************************************************************** - * - * Extension function to close an extension input device. - * - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include "inputstr.h" /* DeviceIntPtr */ -#include "windowstr.h" /* window structure */ -#include "scrnintstr.h" /* screen structure */ -#include <X11/extensions/XI.h> -#include <X11/extensions/XIproto.h> -#include "XIstubs.h" -#include "exglobals.h" - -#include "closedev.h" - -/*********************************************************************** - * - * This procedure closes an input device. - * - */ - -int -SProcXCloseDevice(ClientPtr client) -{ - char n; - - REQUEST(xCloseDeviceReq); - swaps(&stuff->length, n); - REQUEST_SIZE_MATCH(xCloseDeviceReq); - return (ProcXCloseDevice(client)); -} - -/*********************************************************************** - * - * Clear out event selections and passive grabs from a window for the - * specified device. - * - */ - -static void -DeleteDeviceEvents(DeviceIntPtr dev, WindowPtr pWin, ClientPtr client) -{ - InputClientsPtr others; - OtherInputMasks *pOthers; - GrabPtr grab, next; - - if ((pOthers = wOtherInputMasks(pWin)) != 0) - for (others = pOthers->inputClients; others; others = others->next) - if (SameClient(others, client)) - others->mask[dev->id] = NoEventMask; - - for (grab = wPassiveGrabs(pWin); grab; grab = next) { - next = grab->next; - if ((grab->device == dev) && - (client->clientAsMask == CLIENT_BITS(grab->resource))) - FreeResource(grab->resource, RT_NONE); - } -} - -/*********************************************************************** - * - * Walk througth the window tree, deleting event selections for this client - * from this device from all windows. - * - */ - -static void -DeleteEventsFromChildren(DeviceIntPtr dev, WindowPtr p1, ClientPtr client) -{ - WindowPtr p2; - - while (p1) { - p2 = p1->firstChild; - DeleteDeviceEvents(dev, p1, client); - DeleteEventsFromChildren(dev, p2, client); - p1 = p1->nextSib; - } -} - -/*********************************************************************** - * - * This procedure closes an input device. - * - */ - -int -ProcXCloseDevice(ClientPtr client) -{ - int rc, i; - WindowPtr pWin, p1; - DeviceIntPtr d; - - REQUEST(xCloseDeviceReq); - REQUEST_SIZE_MATCH(xCloseDeviceReq); - - rc = dixLookupDevice(&d, stuff->deviceid, client, DixUseAccess); - if (rc != Success) - return rc; - - if (d->deviceGrab.grab && SameClient(d->deviceGrab.grab, client)) - (*d->deviceGrab.DeactivateGrab) (d); /* release active grab */ - - /* Remove event selections from all windows for events from this device - * and selected by this client. - * Delete passive grabs from all windows for this device. */ - - for (i = 0; i < screenInfo.numScreens; i++) { - pWin = WindowTable[i]; - DeleteDeviceEvents(d, pWin, client); - p1 = pWin->firstChild; - DeleteEventsFromChildren(d, p1, client); - } - - CloseInputDevice(d, client); - return Success; -} +/************************************************************
+
+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.
+
+********************************************************/
+
+/***********************************************************************
+ *
+ * Extension function to close an extension input device.
+ *
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "inputstr.h" /* DeviceIntPtr */
+#include "windowstr.h" /* window structure */
+#include "scrnintstr.h" /* screen structure */
+#include <X11/extensions/XI.h>
+#include <X11/extensions/XIproto.h>
+#include "XIstubs.h"
+#include "exglobals.h"
+
+#include "closedev.h"
+
+/***********************************************************************
+ *
+ * This procedure closes an input device.
+ *
+ */
+
+int
+SProcXCloseDevice(ClientPtr client)
+{
+ char n;
+
+ REQUEST(xCloseDeviceReq);
+ swaps(&stuff->length, n);
+ REQUEST_SIZE_MATCH(xCloseDeviceReq);
+ return (ProcXCloseDevice(client));
+}
+
+/***********************************************************************
+ *
+ * Clear out event selections and passive grabs from a window for the
+ * specified device.
+ *
+ */
+
+static void
+DeleteDeviceEvents(DeviceIntPtr dev, WindowPtr pWin, ClientPtr client)
+{
+ InputClientsPtr others;
+ OtherInputMasks *pOthers;
+ GrabPtr grab, next;
+
+ if ((pOthers = wOtherInputMasks(pWin)) != 0)
+ for (others = pOthers->inputClients; others; others = others->next)
+ if (SameClient(others, client))
+ others->mask[dev->id] = NoEventMask;
+
+ for (grab = wPassiveGrabs(pWin); grab; grab = next) {
+ next = grab->next;
+ if ((grab->device == dev) &&
+ (client->clientAsMask == CLIENT_BITS(grab->resource)))
+ FreeResource(grab->resource, RT_NONE);
+ }
+}
+
+/***********************************************************************
+ *
+ * Walk througth the window tree, deleting event selections for this client
+ * from this device from all windows.
+ *
+ */
+
+static void
+DeleteEventsFromChildren(DeviceIntPtr dev, WindowPtr p1, ClientPtr client)
+{
+ WindowPtr p2;
+
+ while (p1) {
+ p2 = p1->firstChild;
+ DeleteDeviceEvents(dev, p1, client);
+ DeleteEventsFromChildren(dev, p2, client);
+ p1 = p1->nextSib;
+ }
+}
+
+/***********************************************************************
+ *
+ * This procedure closes an input device.
+ *
+ */
+
+int
+ProcXCloseDevice(ClientPtr client)
+{
+ int rc, i;
+ WindowPtr pWin, p1;
+ DeviceIntPtr d;
+
+ REQUEST(xCloseDeviceReq);
+ REQUEST_SIZE_MATCH(xCloseDeviceReq);
+
+ rc = dixLookupDevice(&d, stuff->deviceid, client, DixUseAccess);
+ if (rc != Success)
+ return rc;
+
+ if (d->deviceGrab.grab && SameClient(d->deviceGrab.grab, client))
+ (*d->deviceGrab.DeactivateGrab) (d); /* release active grab */
+
+ /* Remove event selections from all windows for events from this device
+ * and selected by this client.
+ * Delete passive grabs from all windows for this device. */
+
+ for (i = 0; i < screenInfo.numScreens; i++) {
+ pWin = screenInfo.screens[i]->root;
+ DeleteDeviceEvents(d, pWin, client);
+ p1 = pWin->firstChild;
+ DeleteEventsFromChildren(d, p1, client);
+ }
+
+ CloseInputDevice(d, client);
+ return Success;
+}
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