R6.6 is the Xorg base-lineXORG-MAIN

1 files changed, 185 insertions, 0 deletions

diff --git a/Xi/closedev.c b/Xi/closedev.c
new file mode 100644
index 000000000..66fb185cb
--- /dev/null
+++ b/Xi/closedev.c
@@ -0,0 +1,185 @@
+/* $Xorg: closedev.c,v 1.4 2001/02/09 02:04:33 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.
+
+********************************************************/
+
+/***********************************************************************
+ *
+ * Extension function to close an extension input 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 "scrnintstr.h"			/* screen structure  */
+#include "XI.h"
+#include "XIproto.h"
+
+extern	ScreenInfo	screenInfo;
+extern	WindowPtr	*WindowTable;
+extern	int 		IReqCode;
+extern	int 		BadDevice;
+extern	void		(* ReplySwapVector[256]) ();
+DeviceIntPtr		LookupDeviceIntRec();
+
+/***********************************************************************
+ *
+ * This procedure closes an input device.
+ *
+ */
+
+int
+SProcXCloseDevice(client)
+    register ClientPtr client;
+    {
+    register char n;
+
+    REQUEST(xCloseDeviceReq);
+    swaps(&stuff->length, n);
+    REQUEST_SIZE_MATCH(xCloseDeviceReq);
+    return(ProcXCloseDevice(client));
+    }
+
+/***********************************************************************
+ *
+ * This procedure closes an input device.
+ *
+ */
+
+int
+ProcXCloseDevice(client)
+    register ClientPtr client;
+    {
+    int			i;
+    WindowPtr 		pWin, p1;
+    DeviceIntPtr 	d;
+
+    REQUEST(xCloseDeviceReq);
+    REQUEST_SIZE_MATCH(xCloseDeviceReq);
+
+    d = LookupDeviceIntRec (stuff->deviceid);
+    if (d == NULL)
+	{
+	SendErrorToClient(client, IReqCode, X_CloseDevice, 0, BadDevice);
+        return Success;
+	}
+
+    if (d->grab && SameClient(d->grab, client))
+	(*d->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;
+    }
+
+/***********************************************************************
+ *
+ * Walk througth the window tree, deleting event selections for this client
+ * from this device from all windows.
+ *
+ */
+
+DeleteEventsFromChildren(dev, p1, client)
+    DeviceIntPtr	dev;
+    WindowPtr 		p1;
+    ClientPtr		client;
+    {
+    WindowPtr p2;
+
+    while (p1)
+        {
+        p2 = p1->firstChild;
+	DeleteDeviceEvents (dev, p1, client);
+	DeleteEventsFromChildren(dev, p2, client);
+	p1 = p1->nextSib;
+        }
+    }
+
+/***********************************************************************
+ *
+ * Clear out event selections and passive grabs from a window for the
+ * specified device.
+ *
+ */
+
+DeleteDeviceEvents (dev, pWin, client)
+    DeviceIntPtr	dev;
+    WindowPtr		pWin;
+    ClientPtr		client;
+    {
+    InputClientsPtr	others;
+    OtherInputMasks	*pOthers;
+    GrabPtr		grab, next;
+
+    if (pOthers=wOtherInputMasks(pWin))
+	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);
+	}
+    }