108 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			108 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			C
		
	
	
	
| /*
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|  * Copyright 2007-2008 Peter Hutterer
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|  *
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|  * Permission is hereby granted, free of charge, to any person obtaining a
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|  * copy of this software and associated documentation files (the "Software"),
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|  * to deal in the Software without restriction, including without limitation
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|  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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|  * and/or sell copies of the Software, and to permit persons to whom the
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|  * Software is furnished to do so, subject to the following conditions:
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|  *
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|  * The above copyright notice and this permission notice (including the next
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|  * paragraph) shall be included in all copies or substantial portions of the
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|  * Software.
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|  *
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|  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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|  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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|  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
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|  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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|  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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|  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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|  * DEALINGS IN THE SOFTWARE.
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|  *
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|  * Author: Peter Hutterer, University of South Australia, NICTA
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|  */
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| 
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| /***********************************************************************
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|  *
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|  * Request to change a given device pointer's cursor.
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|  *
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|  */
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| 
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| #ifdef HAVE_DIX_CONFIG_H
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| #include <dix-config.h>
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| #endif
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| 
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| #include <X11/X.h>	/* for inputstr.h    */
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| #include <X11/Xproto.h>	/* Request macro     */
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| #include "inputstr.h"	/* DeviceIntPtr      */
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| #include "windowstr.h"	/* window structure  */
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| #include "scrnintstr.h"	/* screen structure  */
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| #include <X11/extensions/XI.h>
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| #include <X11/extensions/XI2proto.h>
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| #include "extnsionst.h"
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| #include "exevents.h"
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| #include "exglobals.h"
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| #include "input.h"
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| 
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| #include "xichangecursor.h"
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| 
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| /***********************************************************************
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|  *
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|  * This procedure allows a client to set one pointer's cursor.
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|  *
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|  */
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| 
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| int
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| SProcXIChangeCursor(ClientPtr client)
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| {
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|     char n;
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| 
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|     REQUEST(xXIChangeCursorReq);
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|     swaps(&stuff->length, n);
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|     REQUEST_SIZE_MATCH(xXIChangeCursorReq);
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|     return (ProcXIChangeCursor(client));
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| }
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| 
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| int ProcXIChangeCursor(ClientPtr client)
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| {
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|     int rc;
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|     WindowPtr pWin    = NULL;
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|     DeviceIntPtr pDev = NULL;
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|     CursorPtr pCursor = NULL;
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| 
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|     REQUEST(xXIChangeCursorReq);
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|     REQUEST_SIZE_MATCH(xXIChangeCursorReq);
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| 
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|     rc = dixLookupDevice(&pDev, stuff->deviceid, client, DixSetAttrAccess);
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|     if (rc != Success)
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|         return rc;
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| 
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|     if (stuff->win != None)
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|     {
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|         rc = dixLookupWindow(&pWin, stuff->win, client, DixSetAttrAccess);
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|         if (rc != Success)
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|             return rc;
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|     }
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| 
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|     if (stuff->cursor == None)
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|     {
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|         if (pWin == WindowTable[pWin->drawable.pScreen->myNum])
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|             pCursor = rootCursor;
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|         else
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|             pCursor = (CursorPtr)None;
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|     }
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|     else
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|     {
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| 	rc = dixLookupResourceByType((pointer *)&pCursor, stuff->cursor,
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| 				     RT_CURSOR, client, DixUseAccess);
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| 	if (rc != Success)
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| 	    return (rc == BadValue) ? BadCursor : rc;
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|     }
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| 
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|     ChangeWindowDeviceCursor(pWin, pDev, pCursor);
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| 
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|     return Success;
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| }
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| 
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