/* * Copyright 2007-2008 Peter Hutterer * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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. * * Author: Peter Hutterer, University of South Australia, NICTA */ /*********************************************************************** * * Request to change a given device pointer's cursor. * */ #ifdef HAVE_DIX_CONFIG_H #include <dix-config.h> #endif #include <X11/X.h> /* for inputstr.h */ #include <X11/Xproto.h> /* Request macro */ #include "inputstr.h" /* DeviceIntPtr */ #include "windowstr.h" /* window structure */ #include "scrnintstr.h" /* screen structure */ #include <X11/extensions/XI.h> #include <X11/extensions/XI2proto.h> #include "extnsionst.h" #include "exevents.h" #include "exglobals.h" #include "input.h" #include "xichangecursor.h" /*********************************************************************** * * This procedure allows a client to set one pointer's cursor. * */ int SProcXIChangeCursor(ClientPtr client) { char n; REQUEST(xXIChangeCursorReq); swaps(&stuff->length, n); swapl(&stuff->win, n); swapl(&stuff->cursor, n); swaps(&stuff->deviceid, n); REQUEST_SIZE_MATCH(xXIChangeCursorReq); return (ProcXIChangeCursor(client)); } int ProcXIChangeCursor(ClientPtr client) { int rc; WindowPtr pWin = NULL; DeviceIntPtr pDev = NULL; CursorPtr pCursor = NULL; REQUEST(xXIChangeCursorReq); REQUEST_SIZE_MATCH(xXIChangeCursorReq); rc = dixLookupDevice(&pDev, stuff->deviceid, client, DixSetAttrAccess); if (rc != Success) return rc; if (!IsMaster(pDev) || !IsPointerDevice(pDev)) return BadDevice; if (stuff->win != None) { rc = dixLookupWindow(&pWin, stuff->win, client, DixSetAttrAccess); if (rc != Success) return rc; } if (stuff->cursor == None) { if (pWin == pWin->drawable.pScreen->root) pCursor = rootCursor; else pCursor = (CursorPtr)None; } else { rc = dixLookupResourceByType((pointer *)&pCursor, stuff->cursor, RT_CURSOR, client, DixUseAccess); if (rc != Success) return rc; } ChangeWindowDeviceCursor(pWin, pDev, pCursor); return Success; }