1233 lines
32 KiB
C
1233 lines
32 KiB
C
/************************************************************
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Copyright 1989, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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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 THE
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OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall not be
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used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from The Open Group.
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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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#include <stdlib.h>
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#include <X11/X.h>
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#include <X11/Xproto.h>
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#include "misc.h"
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#include "os.h"
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#include "windowstr.h"
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#include "scrnintstr.h"
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#include "pixmapstr.h"
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#include "extnsionst.h"
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#include "dixstruct.h"
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#include "resource.h"
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#include "opaque.h"
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#define _SHAPE_SERVER_ /* don't want Xlib structures */
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#include <X11/extensions/shapeproto.h>
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#include "regionstr.h"
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#include "gcstruct.h"
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#include "extinit.h"
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typedef RegionPtr (*CreateDftPtr) (WindowPtr /* pWin */
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);
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static int ShapeFreeClient(pointer /* data */ ,
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XID /* id */
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);
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static int ShapeFreeEvents(pointer /* data */ ,
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XID /* id */
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);
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static void ShapeResetProc(ExtensionEntry * /* extEntry */
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);
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static void SShapeNotifyEvent(xShapeNotifyEvent * /* from */ ,
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xShapeNotifyEvent * /* to */
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);
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static int
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RegionOperate(ClientPtr /* client */ ,
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WindowPtr /* pWin */ ,
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int /* kind */ ,
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RegionPtr * /* destRgnp */ ,
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RegionPtr /* srcRgn */ ,
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int /* op */ ,
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int /* xoff */ ,
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int /* yoff */ ,
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CreateDftPtr /* create */
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);
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/* SendShapeNotify, CreateBoundingShape and CreateClipShape are used
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* externally by the Xfixes extension and are now defined in window.h
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*/
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static DISPATCH_PROC(ProcShapeCombine);
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static DISPATCH_PROC(ProcShapeDispatch);
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static DISPATCH_PROC(ProcShapeGetRectangles);
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static DISPATCH_PROC(ProcShapeInputSelected);
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static DISPATCH_PROC(ProcShapeMask);
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static DISPATCH_PROC(ProcShapeOffset);
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static DISPATCH_PROC(ProcShapeQueryExtents);
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static DISPATCH_PROC(ProcShapeQueryVersion);
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static DISPATCH_PROC(ProcShapeRectangles);
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static DISPATCH_PROC(ProcShapeSelectInput);
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static DISPATCH_PROC(SProcShapeCombine);
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static DISPATCH_PROC(SProcShapeDispatch);
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static DISPATCH_PROC(SProcShapeGetRectangles);
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static DISPATCH_PROC(SProcShapeInputSelected);
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static DISPATCH_PROC(SProcShapeMask);
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static DISPATCH_PROC(SProcShapeOffset);
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static DISPATCH_PROC(SProcShapeQueryExtents);
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static DISPATCH_PROC(SProcShapeQueryVersion);
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static DISPATCH_PROC(SProcShapeRectangles);
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static DISPATCH_PROC(SProcShapeSelectInput);
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#if 0
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static unsigned char ShapeReqCode = 0;
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#endif
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static int ShapeEventBase = 0;
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static RESTYPE ClientType, EventType; /* resource types for event masks */
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/*
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* each window has a list of clients requesting
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* ShapeNotify events. Each client has a resource
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* for each window it selects ShapeNotify input for,
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* this resource is used to delete the ShapeNotifyRec
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* entry from the per-window queue.
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*/
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typedef struct _ShapeEvent *ShapeEventPtr;
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typedef struct _ShapeEvent {
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ShapeEventPtr next;
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ClientPtr client;
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WindowPtr window;
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XID clientResource;
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} ShapeEventRec;
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/****************
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* ShapeExtensionInit
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*
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* Called from InitExtensions in main() or from QueryExtension() if the
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* extension is dynamically loaded.
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*
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****************/
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void
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ShapeExtensionInit(void)
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{
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ExtensionEntry *extEntry;
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ClientType = CreateNewResourceType(ShapeFreeClient);
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EventType = CreateNewResourceType(ShapeFreeEvents);
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if (ClientType && EventType &&
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(extEntry = AddExtension(SHAPENAME, ShapeNumberEvents, 0,
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ProcShapeDispatch, SProcShapeDispatch,
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ShapeResetProc, StandardMinorOpcode))) {
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#if 0
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ShapeReqCode = (unsigned char) extEntry->base;
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#endif
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ShapeEventBase = extEntry->eventBase;
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EventSwapVector[ShapeEventBase] = (EventSwapPtr) SShapeNotifyEvent;
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}
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}
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/*ARGSUSED*/ static void
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ShapeResetProc(extEntry)
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ExtensionEntry *extEntry;
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{
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}
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static int
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RegionOperate(client, pWin, kind, destRgnp, srcRgn, op, xoff, yoff, create)
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ClientPtr client;
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WindowPtr pWin;
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int kind;
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RegionPtr *destRgnp, srcRgn;
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int op;
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int xoff, yoff;
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CreateDftPtr create; /* creates a reasonable *destRgnp */
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{
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ScreenPtr pScreen = pWin->drawable.pScreen;
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if (srcRgn && (xoff || yoff))
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REGION_TRANSLATE(srcRgn, xoff, yoff);
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if (!pWin->parent) {
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if (srcRgn)
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REGION_DESTROY(srcRgn);
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return Success;
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}
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/* May/30/2001:
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* The shape.PS specs say if src is None, existing shape is to be
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* removed (and so the op-code has no meaning in such removal);
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* see shape.PS, page 3, ShapeMask.
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*/
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if (srcRgn == NULL) {
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if (*destRgnp != NULL) {
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REGION_DESTROY(*destRgnp);
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*destRgnp = 0;
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/* go on to remove shape and generate ShapeNotify */
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}
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else {
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/* May/30/2001:
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* The target currently has no shape in effect, so nothing to
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* do here. The specs say that ShapeNotify is generated whenever
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* the client region is "modified"; since no modification is done
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* here, we do not generate that event. The specs does not say
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* "it is an error to request removal when there is no shape in
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* effect", so we return good status.
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*/
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return Success;
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}
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}
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else
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switch (op) {
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case ShapeSet:
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if (*destRgnp)
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REGION_DESTROY(*destRgnp);
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*destRgnp = srcRgn;
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srcRgn = 0;
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break;
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case ShapeUnion:
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if (*destRgnp)
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REGION_UNION(*destRgnp, *destRgnp, srcRgn);
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break;
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case ShapeIntersect:
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if (*destRgnp)
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REGION_INTERSECT(*destRgnp, *destRgnp, srcRgn);
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else {
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*destRgnp = srcRgn;
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srcRgn = 0;
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}
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break;
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case ShapeSubtract:
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if (!*destRgnp)
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*destRgnp = (*create) (pWin);
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REGION_SUBTRACT(*destRgnp, *destRgnp, srcRgn);
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break;
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case ShapeInvert:
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if (!*destRgnp)
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*destRgnp = REGION_CREATE((BoxPtr) 0, 0);
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else
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REGION_SUBTRACT(*destRgnp, srcRgn, *destRgnp);
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break;
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default:
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client->errorValue = op;
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return BadValue;
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}
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if (srcRgn)
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REGION_DESTROY(srcRgn);
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(*pScreen->SetShape) (pWin);
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SendShapeNotify(pWin, kind);
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return Success;
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}
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RegionPtr
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CreateBoundingShape(pWin)
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WindowPtr pWin;
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{
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BoxRec extents;
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extents.x1 = -wBorderWidth(pWin);
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extents.y1 = -wBorderWidth(pWin);
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extents.x2 = pWin->drawable.width + wBorderWidth(pWin);
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extents.y2 = pWin->drawable.height + wBorderWidth(pWin);
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return REGION_CREATE(&extents, 1);
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}
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RegionPtr
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CreateClipShape(pWin)
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WindowPtr pWin;
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{
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BoxRec extents;
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extents.x1 = 0;
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extents.y1 = 0;
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extents.x2 = pWin->drawable.width;
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extents.y2 = pWin->drawable.height;
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return REGION_CREATE(&extents, 1);
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}
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static int
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ProcShapeQueryVersion(client)
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ClientPtr client;
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{
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xShapeQueryVersionReply rep;
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REQUEST_SIZE_MATCH(xShapeQueryVersionReq);
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memset(&rep, 0, sizeof(xShapeQueryVersionReply));
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rep.type = X_Reply;
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rep.length = 0;
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rep.sequenceNumber = client->sequence;
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rep.majorVersion = SHAPE_MAJOR_VERSION;
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rep.minorVersion = SHAPE_MINOR_VERSION;
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if (client->swapped) {
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swaps(&rep.sequenceNumber);
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swapl(&rep.length);
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swaps(&rep.majorVersion);
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swaps(&rep.minorVersion);
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}
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WriteToClient(client, sizeof(xShapeQueryVersionReply), (char *) &rep);
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return (client->noClientException);
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}
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/*****************
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* ProcShapeRectangles
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*
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*****************/
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static int
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ProcShapeRectangles(client)
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ClientPtr client;
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{
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WindowPtr pWin;
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REQUEST(xShapeRectanglesReq);
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xRectangle *prects;
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int nrects, ctype;
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RegionPtr srcRgn;
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RegionPtr *destRgn;
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CreateDftPtr createDefault;
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REQUEST_AT_LEAST_SIZE(xShapeRectanglesReq);
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UpdateCurrentTime();
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pWin = LookupWindow(stuff->dest, client);
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if (!pWin)
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return BadWindow;
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switch (stuff->destKind) {
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case ShapeBounding:
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createDefault = CreateBoundingShape;
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break;
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case ShapeClip:
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createDefault = CreateClipShape;
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break;
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case ShapeInput:
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createDefault = CreateBoundingShape;
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break;
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default:
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client->errorValue = stuff->destKind;
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return BadValue;
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}
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if ((stuff->ordering != Unsorted) && (stuff->ordering != YSorted) &&
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(stuff->ordering != YXSorted) && (stuff->ordering != YXBanded)) {
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client->errorValue = stuff->ordering;
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return BadValue;
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}
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nrects = ((stuff->length << 2) - sizeof(xShapeRectanglesReq));
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if (nrects & 4)
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return BadLength;
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nrects >>= 3;
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prects = (xRectangle *) &stuff[1];
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ctype = VerifyRectOrder(nrects, prects, (int) stuff->ordering);
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if (ctype < 0)
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return BadMatch;
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srcRgn = RECTS_TO_REGION(nrects, prects, ctype);
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if (!pWin->optional)
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MakeWindowOptional(pWin);
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switch (stuff->destKind) {
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case ShapeBounding:
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destRgn = &pWin->optional->boundingShape;
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break;
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case ShapeClip:
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destRgn = &pWin->optional->clipShape;
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break;
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case ShapeInput:
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destRgn = &pWin->optional->inputShape;
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break;
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default:
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return BadValue;
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}
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return RegionOperate(client, pWin, (int) stuff->destKind,
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destRgn, srcRgn, (int) stuff->op,
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stuff->xOff, stuff->yOff, createDefault);
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}
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/**************
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* ProcShapeMask
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**************/
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static int
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ProcShapeMask(client)
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ClientPtr client;
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{
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WindowPtr pWin;
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ScreenPtr pScreen;
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REQUEST(xShapeMaskReq);
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RegionPtr srcRgn;
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RegionPtr *destRgn;
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PixmapPtr pPixmap;
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CreateDftPtr createDefault;
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REQUEST_SIZE_MATCH(xShapeMaskReq);
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UpdateCurrentTime();
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pWin = SecurityLookupWindow(stuff->dest, client, SecurityWriteAccess);
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if (!pWin)
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return BadWindow;
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switch (stuff->destKind) {
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case ShapeBounding:
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createDefault = CreateBoundingShape;
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break;
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case ShapeClip:
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createDefault = CreateClipShape;
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break;
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case ShapeInput:
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createDefault = CreateBoundingShape;
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break;
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default:
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client->errorValue = stuff->destKind;
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return BadValue;
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}
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pScreen = pWin->drawable.pScreen;
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if (stuff->src == None)
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srcRgn = 0;
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else {
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pPixmap = (PixmapPtr) SecurityLookupIDByType(client, stuff->src,
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RT_PIXMAP,
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SecurityReadAccess);
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if (!pPixmap)
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return BadPixmap;
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if (pPixmap->drawable.pScreen != pScreen ||
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pPixmap->drawable.depth != 1)
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return BadMatch;
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srcRgn = BITMAP_TO_REGION(pScreen, pPixmap);
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if (!srcRgn)
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return BadAlloc;
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}
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if (!pWin->optional)
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MakeWindowOptional(pWin);
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switch (stuff->destKind) {
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case ShapeBounding:
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destRgn = &pWin->optional->boundingShape;
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break;
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case ShapeClip:
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destRgn = &pWin->optional->clipShape;
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break;
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case ShapeInput:
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destRgn = &pWin->optional->inputShape;
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break;
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default:
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return BadValue;
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}
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return RegionOperate(client, pWin, (int) stuff->destKind,
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destRgn, srcRgn, (int) stuff->op,
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stuff->xOff, stuff->yOff, createDefault);
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}
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/************
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* ProcShapeCombine
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************/
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static int
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ProcShapeCombine(client)
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ClientPtr client;
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{
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WindowPtr pSrcWin, pDestWin;
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ScreenPtr pScreen;
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REQUEST(xShapeCombineReq);
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RegionPtr srcRgn;
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RegionPtr *destRgn;
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CreateDftPtr createDefault;
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CreateDftPtr createSrc;
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RegionPtr tmp;
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REQUEST_SIZE_MATCH(xShapeCombineReq);
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UpdateCurrentTime();
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pDestWin = LookupWindow(stuff->dest, client);
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if (!pDestWin)
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return BadWindow;
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if (!pDestWin->optional)
|
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MakeWindowOptional(pDestWin);
|
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switch (stuff->destKind) {
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case ShapeBounding:
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createDefault = CreateBoundingShape;
|
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break;
|
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case ShapeClip:
|
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createDefault = CreateClipShape;
|
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break;
|
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case ShapeInput:
|
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createDefault = CreateBoundingShape;
|
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break;
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default:
|
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client->errorValue = stuff->destKind;
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return BadValue;
|
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}
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pScreen = pDestWin->drawable.pScreen;
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|
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pSrcWin = LookupWindow(stuff->src, client);
|
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if (!pSrcWin)
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return BadWindow;
|
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switch (stuff->srcKind) {
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case ShapeBounding:
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srcRgn = wBoundingShape(pSrcWin);
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createSrc = CreateBoundingShape;
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break;
|
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case ShapeClip:
|
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srcRgn = wClipShape(pSrcWin);
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createSrc = CreateClipShape;
|
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break;
|
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case ShapeInput:
|
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srcRgn = wInputShape(pSrcWin);
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createSrc = CreateBoundingShape;
|
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break;
|
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default:
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client->errorValue = stuff->srcKind;
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return BadValue;
|
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}
|
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if (pSrcWin->drawable.pScreen != pScreen) {
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return BadMatch;
|
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}
|
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|
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if (srcRgn) {
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tmp = REGION_CREATE((BoxPtr) 0, 0);
|
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REGION_COPY(tmp, srcRgn);
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srcRgn = tmp;
|
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}
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else
|
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srcRgn = (*createSrc) (pSrcWin);
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|
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if (!pDestWin->optional)
|
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MakeWindowOptional(pDestWin);
|
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switch (stuff->destKind) {
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case ShapeBounding:
|
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destRgn = &pDestWin->optional->boundingShape;
|
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break;
|
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case ShapeClip:
|
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destRgn = &pDestWin->optional->clipShape;
|
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break;
|
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case ShapeInput:
|
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destRgn = &pDestWin->optional->inputShape;
|
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break;
|
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default:
|
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return BadValue;
|
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}
|
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|
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return RegionOperate(client, pDestWin, (int) stuff->destKind,
|
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destRgn, srcRgn, (int) stuff->op,
|
|
stuff->xOff, stuff->yOff, createDefault);
|
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}
|
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|
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/*************
|
|
* ProcShapeOffset
|
|
*************/
|
|
|
|
static int
|
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ProcShapeOffset(client)
|
|
ClientPtr client;
|
|
{
|
|
WindowPtr pWin;
|
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|
|
ScreenPtr pScreen;
|
|
|
|
REQUEST(xShapeOffsetReq);
|
|
RegionPtr srcRgn;
|
|
|
|
REQUEST_SIZE_MATCH(xShapeOffsetReq);
|
|
UpdateCurrentTime();
|
|
pWin = LookupWindow(stuff->dest, client);
|
|
if (!pWin)
|
|
return BadWindow;
|
|
switch (stuff->destKind) {
|
|
case ShapeBounding:
|
|
srcRgn = wBoundingShape(pWin);
|
|
break;
|
|
case ShapeClip:
|
|
srcRgn = wClipShape(pWin);
|
|
break;
|
|
case ShapeInput:
|
|
srcRgn = wInputShape(pWin);
|
|
break;
|
|
default:
|
|
client->errorValue = stuff->destKind;
|
|
return BadValue;
|
|
}
|
|
pScreen = pWin->drawable.pScreen;
|
|
if (srcRgn) {
|
|
REGION_TRANSLATE(srcRgn, stuff->xOff, stuff->yOff);
|
|
(*pScreen->SetShape) (pWin);
|
|
}
|
|
SendShapeNotify(pWin, (int) stuff->destKind);
|
|
return Success;
|
|
}
|
|
|
|
|
|
static int
|
|
ProcShapeQueryExtents(client)
|
|
ClientPtr client;
|
|
{
|
|
REQUEST(xShapeQueryExtentsReq);
|
|
WindowPtr pWin;
|
|
|
|
xShapeQueryExtentsReply rep;
|
|
|
|
BoxRec extents, *pExtents;
|
|
|
|
RegionPtr region;
|
|
|
|
REQUEST_SIZE_MATCH(xShapeQueryExtentsReq);
|
|
pWin = LookupWindow(stuff->window, client);
|
|
if (!pWin)
|
|
return BadWindow;
|
|
rep.type = X_Reply;
|
|
rep.length = 0;
|
|
rep.sequenceNumber = client->sequence;
|
|
rep.boundingShaped = (wBoundingShape(pWin) != 0);
|
|
rep.clipShaped = (wClipShape(pWin) != 0);
|
|
if ((region = wBoundingShape(pWin))) {
|
|
/* this is done in two steps because of a compiler bug on SunOS 4.1.3 */
|
|
pExtents = REGION_EXTENTS(region);
|
|
extents = *pExtents;
|
|
}
|
|
else {
|
|
extents.x1 = -wBorderWidth(pWin);
|
|
extents.y1 = -wBorderWidth(pWin);
|
|
extents.x2 = pWin->drawable.width + wBorderWidth(pWin);
|
|
extents.y2 = pWin->drawable.height + wBorderWidth(pWin);
|
|
}
|
|
rep.xBoundingShape = extents.x1;
|
|
rep.yBoundingShape = extents.y1;
|
|
rep.widthBoundingShape = extents.x2 - extents.x1;
|
|
rep.heightBoundingShape = extents.y2 - extents.y1;
|
|
if ((region = wClipShape(pWin))) {
|
|
/* this is done in two steps because of a compiler bug on SunOS 4.1.3 */
|
|
pExtents = REGION_EXTENTS(region);
|
|
extents = *pExtents;
|
|
}
|
|
else {
|
|
extents.x1 = 0;
|
|
extents.y1 = 0;
|
|
extents.x2 = pWin->drawable.width;
|
|
extents.y2 = pWin->drawable.height;
|
|
}
|
|
rep.xClipShape = extents.x1;
|
|
rep.yClipShape = extents.y1;
|
|
rep.widthClipShape = extents.x2 - extents.x1;
|
|
rep.heightClipShape = extents.y2 - extents.y1;
|
|
if (client->swapped) {
|
|
swaps(&rep.sequenceNumber);
|
|
swapl(&rep.length);
|
|
swaps(&rep.xBoundingShape);
|
|
swaps(&rep.yBoundingShape);
|
|
swaps(&rep.widthBoundingShape);
|
|
swaps(&rep.heightBoundingShape);
|
|
swaps(&rep.xClipShape);
|
|
swaps(&rep.yClipShape);
|
|
swaps(&rep.widthClipShape);
|
|
swaps(&rep.heightClipShape);
|
|
}
|
|
WriteToClient(client, sizeof(xShapeQueryExtentsReply), (char *) &rep);
|
|
return (client->noClientException);
|
|
}
|
|
|
|
/*ARGSUSED*/ static int
|
|
ShapeFreeClient(data, id)
|
|
pointer data;
|
|
|
|
XID id;
|
|
{
|
|
ShapeEventPtr pShapeEvent;
|
|
|
|
WindowPtr pWin;
|
|
|
|
ShapeEventPtr *pHead, pCur, pPrev;
|
|
|
|
pShapeEvent = (ShapeEventPtr) data;
|
|
pWin = pShapeEvent->window;
|
|
pHead = (ShapeEventPtr *) LookupIDByType(pWin->drawable.id, EventType);
|
|
if (pHead) {
|
|
pPrev = 0;
|
|
for (pCur = *pHead; pCur && pCur != pShapeEvent; pCur = pCur->next)
|
|
pPrev = pCur;
|
|
if (pCur) {
|
|
if (pPrev)
|
|
pPrev->next = pShapeEvent->next;
|
|
else
|
|
*pHead = pShapeEvent->next;
|
|
}
|
|
}
|
|
free((pointer) pShapeEvent);
|
|
return 1;
|
|
}
|
|
|
|
/*ARGSUSED*/ static int
|
|
ShapeFreeEvents(data, id)
|
|
pointer data;
|
|
|
|
XID id;
|
|
{
|
|
ShapeEventPtr *pHead, pCur, pNext;
|
|
|
|
pHead = (ShapeEventPtr *) data;
|
|
for (pCur = *pHead; pCur; pCur = pNext) {
|
|
pNext = pCur->next;
|
|
FreeResource(pCur->clientResource, ClientType);
|
|
free((pointer) pCur);
|
|
}
|
|
free((pointer) pHead);
|
|
return 1;
|
|
}
|
|
|
|
static int
|
|
ProcShapeSelectInput(client)
|
|
ClientPtr client;
|
|
{
|
|
REQUEST(xShapeSelectInputReq);
|
|
WindowPtr pWin;
|
|
|
|
ShapeEventPtr pShapeEvent, pNewShapeEvent, *pHead;
|
|
|
|
XID clientResource;
|
|
|
|
REQUEST_SIZE_MATCH(xShapeSelectInputReq);
|
|
pWin = SecurityLookupWindow(stuff->window, client, SecurityWriteAccess);
|
|
if (!pWin)
|
|
return BadWindow;
|
|
pHead = (ShapeEventPtr *) SecurityLookupIDByType(client,
|
|
pWin->drawable.id,
|
|
EventType,
|
|
SecurityWriteAccess);
|
|
switch (stuff->enable) {
|
|
case xTrue:
|
|
if (pHead) {
|
|
|
|
/* check for existing entry. */
|
|
for (pShapeEvent = *pHead;
|
|
pShapeEvent; pShapeEvent = pShapeEvent->next) {
|
|
if (pShapeEvent->client == client)
|
|
return Success;
|
|
}
|
|
}
|
|
|
|
/* build the entry */
|
|
pNewShapeEvent = (ShapeEventPtr)
|
|
malloc(sizeof(ShapeEventRec));
|
|
if (!pNewShapeEvent)
|
|
return BadAlloc;
|
|
pNewShapeEvent->next = 0;
|
|
pNewShapeEvent->client = client;
|
|
pNewShapeEvent->window = pWin;
|
|
/*
|
|
* add a resource that will be deleted when
|
|
* the client goes away
|
|
*/
|
|
clientResource = FakeClientID(client->index);
|
|
pNewShapeEvent->clientResource = clientResource;
|
|
if (!AddResource(clientResource, ClientType, (pointer) pNewShapeEvent))
|
|
return BadAlloc;
|
|
/*
|
|
* create a resource to contain a pointer to the list
|
|
* of clients selecting input. This must be indirect as
|
|
* the list may be arbitrarily rearranged which cannot be
|
|
* done through the resource database.
|
|
*/
|
|
if (!pHead) {
|
|
pHead = malloc(sizeof(ShapeEventPtr));
|
|
if (!pHead ||
|
|
!AddResource(pWin->drawable.id, EventType, (pointer) pHead)) {
|
|
FreeResource(clientResource, RT_NONE);
|
|
return BadAlloc;
|
|
}
|
|
*pHead = 0;
|
|
}
|
|
pNewShapeEvent->next = *pHead;
|
|
*pHead = pNewShapeEvent;
|
|
break;
|
|
case xFalse:
|
|
/* delete the interest */
|
|
if (pHead) {
|
|
pNewShapeEvent = 0;
|
|
for (pShapeEvent = *pHead; pShapeEvent;
|
|
pShapeEvent = pShapeEvent->next) {
|
|
if (pShapeEvent->client == client)
|
|
break;
|
|
pNewShapeEvent = pShapeEvent;
|
|
}
|
|
if (pShapeEvent) {
|
|
FreeResource(pShapeEvent->clientResource, ClientType);
|
|
if (pNewShapeEvent)
|
|
pNewShapeEvent->next = pShapeEvent->next;
|
|
else
|
|
*pHead = pShapeEvent->next;
|
|
free(pShapeEvent);
|
|
}
|
|
}
|
|
break;
|
|
default:
|
|
client->errorValue = stuff->enable;
|
|
return BadValue;
|
|
}
|
|
return Success;
|
|
}
|
|
|
|
/*
|
|
* deliver the event
|
|
*/
|
|
|
|
void
|
|
SendShapeNotify(pWin, which)
|
|
WindowPtr pWin;
|
|
|
|
int which;
|
|
{
|
|
ShapeEventPtr *pHead, pShapeEvent;
|
|
xShapeNotifyEvent se;
|
|
BoxRec extents;
|
|
RegionPtr region;
|
|
BYTE shaped;
|
|
|
|
pHead = (ShapeEventPtr *) LookupIDByType(pWin->drawable.id, EventType);
|
|
if (!pHead)
|
|
return;
|
|
switch (which) {
|
|
case ShapeBounding:
|
|
region = wBoundingShape(pWin);
|
|
if (region) {
|
|
extents = *REGION_EXTENTS(region);
|
|
shaped = xTrue;
|
|
}
|
|
else {
|
|
extents.x1 = -wBorderWidth(pWin);
|
|
extents.y1 = -wBorderWidth(pWin);
|
|
extents.x2 = pWin->drawable.width + wBorderWidth(pWin);
|
|
extents.y2 = pWin->drawable.height + wBorderWidth(pWin);
|
|
shaped = xFalse;
|
|
}
|
|
break;
|
|
case ShapeClip:
|
|
region = wClipShape(pWin);
|
|
if (region) {
|
|
extents = *REGION_EXTENTS(region);
|
|
shaped = xTrue;
|
|
}
|
|
else {
|
|
extents.x1 = 0;
|
|
extents.y1 = 0;
|
|
extents.x2 = pWin->drawable.width;
|
|
extents.y2 = pWin->drawable.height;
|
|
shaped = xFalse;
|
|
}
|
|
break;
|
|
case ShapeInput:
|
|
region = wInputShape(pWin);
|
|
if (region) {
|
|
extents = *REGION_EXTENTS(region);
|
|
shaped = xTrue;
|
|
}
|
|
else {
|
|
extents.x1 = -wBorderWidth(pWin);
|
|
extents.y1 = -wBorderWidth(pWin);
|
|
extents.x2 = pWin->drawable.width + wBorderWidth(pWin);
|
|
extents.y2 = pWin->drawable.height + wBorderWidth(pWin);
|
|
shaped = xFalse;
|
|
}
|
|
break;
|
|
default:
|
|
return;
|
|
}
|
|
for (pShapeEvent = *pHead; pShapeEvent; pShapeEvent = pShapeEvent->next) {
|
|
se.type = ShapeNotify + ShapeEventBase;
|
|
se.kind = which;
|
|
se.window = pWin->drawable.id;
|
|
se.x = extents.x1;
|
|
se.y = extents.y1;
|
|
se.width = extents.x2 - extents.x1;
|
|
se.height = extents.y2 - extents.y1;
|
|
se.time = currentTime.milliseconds;
|
|
se.shaped = shaped;
|
|
WriteEventsToClient(pShapeEvent->client, 1, (xEvent *) &se);
|
|
}
|
|
}
|
|
|
|
static int
|
|
ProcShapeInputSelected(client)
|
|
ClientPtr client;
|
|
{
|
|
REQUEST(xShapeInputSelectedReq);
|
|
WindowPtr pWin;
|
|
|
|
ShapeEventPtr pShapeEvent, *pHead;
|
|
|
|
int enabled;
|
|
|
|
xShapeInputSelectedReply rep;
|
|
|
|
REQUEST_SIZE_MATCH(xShapeInputSelectedReq);
|
|
pWin = LookupWindow(stuff->window, client);
|
|
if (!pWin)
|
|
return BadWindow;
|
|
pHead = (ShapeEventPtr *) SecurityLookupIDByType(client,
|
|
pWin->drawable.id,
|
|
EventType,
|
|
SecurityReadAccess);
|
|
enabled = xFalse;
|
|
if (pHead) {
|
|
for (pShapeEvent = *pHead; pShapeEvent; pShapeEvent = pShapeEvent->next) {
|
|
if (pShapeEvent->client == client) {
|
|
enabled = xTrue;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
rep.type = X_Reply;
|
|
rep.length = 0;
|
|
rep.sequenceNumber = client->sequence;
|
|
rep.enabled = enabled;
|
|
if (client->swapped) {
|
|
swaps(&rep.sequenceNumber);
|
|
swapl(&rep.length);
|
|
}
|
|
WriteToClient(client, sizeof(xShapeInputSelectedReply), (char *) &rep);
|
|
return (client->noClientException);
|
|
}
|
|
|
|
static int
|
|
ProcShapeGetRectangles(client)
|
|
ClientPtr client;
|
|
{
|
|
REQUEST(xShapeGetRectanglesReq);
|
|
WindowPtr pWin;
|
|
|
|
xShapeGetRectanglesReply rep;
|
|
|
|
xRectangle *rects;
|
|
|
|
int nrects, i;
|
|
|
|
RegionPtr region;
|
|
|
|
REQUEST_SIZE_MATCH(xShapeGetRectanglesReq);
|
|
pWin = LookupWindow(stuff->window, client);
|
|
if (!pWin)
|
|
return BadWindow;
|
|
switch (stuff->kind) {
|
|
case ShapeBounding:
|
|
region = wBoundingShape(pWin);
|
|
break;
|
|
case ShapeClip:
|
|
region = wClipShape(pWin);
|
|
break;
|
|
case ShapeInput:
|
|
region = wInputShape(pWin);
|
|
break;
|
|
default:
|
|
client->errorValue = stuff->kind;
|
|
return BadValue;
|
|
}
|
|
if (!region) {
|
|
nrects = 1;
|
|
rects = (xRectangle *) ALLOCATE_LOCAL(sizeof(xRectangle));
|
|
if (!rects)
|
|
return BadAlloc;
|
|
switch (stuff->kind) {
|
|
case ShapeBounding:
|
|
rects->x = -(int) wBorderWidth(pWin);
|
|
rects->y = -(int) wBorderWidth(pWin);
|
|
rects->width = pWin->drawable.width + wBorderWidth(pWin);
|
|
rects->height = pWin->drawable.height + wBorderWidth(pWin);
|
|
break;
|
|
case ShapeClip:
|
|
rects->x = 0;
|
|
rects->y = 0;
|
|
rects->width = pWin->drawable.width;
|
|
rects->height = pWin->drawable.height;
|
|
break;
|
|
case ShapeInput:
|
|
rects->x = -(int) wBorderWidth(pWin);
|
|
rects->y = -(int) wBorderWidth(pWin);
|
|
rects->width = pWin->drawable.width + wBorderWidth(pWin);
|
|
rects->height = pWin->drawable.height + wBorderWidth(pWin);
|
|
break;
|
|
}
|
|
}
|
|
else {
|
|
BoxPtr box;
|
|
|
|
nrects = REGION_NUM_RECTS(region);
|
|
box = REGION_RECTS(region);
|
|
rects = (xRectangle *) ALLOCATE_LOCAL(nrects * sizeof(xRectangle));
|
|
if (!rects && nrects)
|
|
return BadAlloc;
|
|
for (i = 0; i < nrects; i++, box++) {
|
|
rects[i].x = box->x1;
|
|
rects[i].y = box->y1;
|
|
rects[i].width = box->x2 - box->x1;
|
|
rects[i].height = box->y2 - box->y1;
|
|
}
|
|
}
|
|
rep.type = X_Reply;
|
|
rep.sequenceNumber = client->sequence;
|
|
rep.length = (nrects * sizeof(xRectangle)) >> 2;
|
|
rep.ordering = YXBanded;
|
|
rep.nrects = nrects;
|
|
if (client->swapped) {
|
|
swaps(&rep.sequenceNumber);
|
|
swapl(&rep.length);
|
|
swapl(&rep.nrects);
|
|
SwapShorts((short *) rects, (unsigned long) nrects * 4);
|
|
}
|
|
WriteToClient(client, sizeof(rep), (char *) &rep);
|
|
WriteToClient(client, nrects * sizeof(xRectangle), (char *) rects);
|
|
DEALLOCATE_LOCAL(rects);
|
|
return client->noClientException;
|
|
}
|
|
|
|
static int
|
|
ProcShapeDispatch(client)
|
|
ClientPtr client;
|
|
{
|
|
REQUEST(xReq);
|
|
switch (stuff->data) {
|
|
case X_ShapeQueryVersion:
|
|
return ProcShapeQueryVersion(client);
|
|
case X_ShapeRectangles:
|
|
return ProcShapeRectangles(client);
|
|
case X_ShapeMask:
|
|
return ProcShapeMask(client);
|
|
case X_ShapeCombine:
|
|
return ProcShapeCombine(client);
|
|
case X_ShapeOffset:
|
|
return ProcShapeOffset(client);
|
|
case X_ShapeQueryExtents:
|
|
return ProcShapeQueryExtents(client);
|
|
case X_ShapeSelectInput:
|
|
return ProcShapeSelectInput(client);
|
|
case X_ShapeInputSelected:
|
|
return ProcShapeInputSelected(client);
|
|
case X_ShapeGetRectangles:
|
|
return ProcShapeGetRectangles(client);
|
|
default:
|
|
return BadRequest;
|
|
}
|
|
}
|
|
|
|
static void
|
|
SShapeNotifyEvent(from, to)
|
|
xShapeNotifyEvent *from, *to;
|
|
{
|
|
to->type = from->type;
|
|
to->kind = from->kind;
|
|
cpswapl(from->window, to->window);
|
|
cpswaps(from->sequenceNumber, to->sequenceNumber);
|
|
cpswaps(from->x, to->x);
|
|
cpswaps(from->y, to->y);
|
|
cpswaps(from->width, to->width);
|
|
cpswaps(from->height, to->height);
|
|
cpswapl(from->time, to->time);
|
|
to->shaped = from->shaped;
|
|
}
|
|
|
|
static int
|
|
SProcShapeQueryVersion(client)
|
|
ClientPtr client;
|
|
{
|
|
REQUEST(xShapeQueryVersionReq);
|
|
|
|
swaps(&stuff->length);
|
|
return ProcShapeQueryVersion(client);
|
|
}
|
|
|
|
static int
|
|
SProcShapeRectangles(client)
|
|
ClientPtr client;
|
|
{
|
|
REQUEST(xShapeRectanglesReq);
|
|
|
|
swaps(&stuff->length);
|
|
REQUEST_AT_LEAST_SIZE(xShapeRectanglesReq);
|
|
swapl(&stuff->dest);
|
|
swaps(&stuff->xOff);
|
|
swaps(&stuff->yOff);
|
|
SwapRestS(stuff);
|
|
return ProcShapeRectangles(client);
|
|
}
|
|
|
|
static int
|
|
SProcShapeMask(client)
|
|
ClientPtr client;
|
|
{
|
|
REQUEST(xShapeMaskReq);
|
|
|
|
swaps(&stuff->length);
|
|
REQUEST_SIZE_MATCH(xShapeMaskReq);
|
|
swapl(&stuff->dest);
|
|
swaps(&stuff->xOff);
|
|
swaps(&stuff->yOff);
|
|
swapl(&stuff->src);
|
|
return ProcShapeMask(client);
|
|
}
|
|
|
|
static int
|
|
SProcShapeCombine(client)
|
|
ClientPtr client;
|
|
{
|
|
REQUEST(xShapeCombineReq);
|
|
|
|
swaps(&stuff->length);
|
|
REQUEST_SIZE_MATCH(xShapeCombineReq);
|
|
swapl(&stuff->dest);
|
|
swaps(&stuff->xOff);
|
|
swaps(&stuff->yOff);
|
|
swapl(&stuff->src);
|
|
return ProcShapeCombine(client);
|
|
}
|
|
|
|
static int
|
|
SProcShapeOffset(client)
|
|
ClientPtr client;
|
|
{
|
|
REQUEST(xShapeOffsetReq);
|
|
|
|
swaps(&stuff->length);
|
|
REQUEST_SIZE_MATCH(xShapeOffsetReq);
|
|
swapl(&stuff->dest);
|
|
swaps(&stuff->xOff);
|
|
swaps(&stuff->yOff);
|
|
return ProcShapeOffset(client);
|
|
}
|
|
|
|
static int
|
|
SProcShapeQueryExtents(client)
|
|
ClientPtr client;
|
|
{
|
|
REQUEST(xShapeQueryExtentsReq);
|
|
|
|
swaps(&stuff->length);
|
|
REQUEST_SIZE_MATCH(xShapeQueryExtentsReq);
|
|
swapl(&stuff->window);
|
|
return ProcShapeQueryExtents(client);
|
|
}
|
|
|
|
static int
|
|
SProcShapeSelectInput(client)
|
|
ClientPtr client;
|
|
{
|
|
REQUEST(xShapeSelectInputReq);
|
|
|
|
swaps(&stuff->length);
|
|
REQUEST_SIZE_MATCH(xShapeSelectInputReq);
|
|
swapl(&stuff->window);
|
|
return ProcShapeSelectInput(client);
|
|
}
|
|
|
|
static int
|
|
SProcShapeInputSelected(client)
|
|
ClientPtr client;
|
|
{
|
|
REQUEST(xShapeInputSelectedReq);
|
|
|
|
swaps(&stuff->length);
|
|
REQUEST_SIZE_MATCH(xShapeInputSelectedReq);
|
|
swapl(&stuff->window);
|
|
return ProcShapeInputSelected(client);
|
|
}
|
|
|
|
static int
|
|
SProcShapeGetRectangles(client)
|
|
ClientPtr client;
|
|
{
|
|
REQUEST(xShapeGetRectanglesReq);
|
|
|
|
swaps(&stuff->length);
|
|
REQUEST_SIZE_MATCH(xShapeGetRectanglesReq);
|
|
swapl(&stuff->window);
|
|
return ProcShapeGetRectangles(client);
|
|
}
|
|
|
|
static int
|
|
SProcShapeDispatch(client)
|
|
ClientPtr client;
|
|
{
|
|
REQUEST(xReq);
|
|
switch (stuff->data) {
|
|
case X_ShapeQueryVersion:
|
|
return SProcShapeQueryVersion(client);
|
|
case X_ShapeRectangles:
|
|
return SProcShapeRectangles(client);
|
|
case X_ShapeMask:
|
|
return SProcShapeMask(client);
|
|
case X_ShapeCombine:
|
|
return SProcShapeCombine(client);
|
|
case X_ShapeOffset:
|
|
return SProcShapeOffset(client);
|
|
case X_ShapeQueryExtents:
|
|
return SProcShapeQueryExtents(client);
|
|
case X_ShapeSelectInput:
|
|
return SProcShapeSelectInput(client);
|
|
case X_ShapeInputSelected:
|
|
return SProcShapeInputSelected(client);
|
|
case X_ShapeGetRectangles:
|
|
return SProcShapeGetRectangles(client);
|
|
default:
|
|
return BadRequest;
|
|
}
|
|
}
|