diff options
Diffstat (limited to 'xorg-server/Xext/shape.c')
| -rw-r--r-- | xorg-server/Xext/shape.c | 2504 |
1 files changed, 1244 insertions, 1260 deletions
diff --git a/xorg-server/Xext/shape.c b/xorg-server/Xext/shape.c index 79dc77635..cb2a0e0f6 100644 --- a/xorg-server/Xext/shape.c +++ b/xorg-server/Xext/shape.c @@ -1,1260 +1,1244 @@ -/************************************************************
-
-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.
-
-********************************************************/
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <stdlib.h>
-
-#include <X11/X.h>
-#include <X11/Xproto.h>
-#include "misc.h"
-#include "os.h"
-#include "windowstr.h"
-#include "scrnintstr.h"
-#include "pixmapstr.h"
-#include "extnsionst.h"
-#include "dixstruct.h"
-#include "resource.h"
-#include "opaque.h"
-#include <X11/extensions/shapeproto.h>
-#include "regionstr.h"
-#include "gcstruct.h"
-#include "modinit.h"
-#include "protocol-versions.h"
-
-typedef RegionPtr (*CreateDftPtr)(
- WindowPtr /* pWin */
- );
-
-static int ShapeFreeClient(
- pointer /* data */,
- XID /* id */
- );
-static int ShapeFreeEvents(
- pointer /* data */,
- XID /* id */
- );
-static void SShapeNotifyEvent(
- xShapeNotifyEvent * /* from */,
- xShapeNotifyEvent * /* to */
- );
-
-/* SendShapeNotify, CreateBoundingShape and CreateClipShape are used
- * externally by the Xfixes extension and are now defined in window.h
- */
-
-
-#ifdef PANORAMIX
-#include "panoramiX.h"
-#include "panoramiXsrv.h"
-#endif
-
-static int ShapeEventBase = 0;
-static RESTYPE ClientType, ShapeEventType; /* resource types for event masks */
-
-/*
- * each window has a list of clients requesting
- * ShapeNotify events. Each client has a resource
- * for each window it selects ShapeNotify input for,
- * this resource is used to delete the ShapeNotifyRec
- * entry from the per-window queue.
- */
-
-typedef struct _ShapeEvent *ShapeEventPtr;
-
-typedef struct _ShapeEvent {
- ShapeEventPtr next;
- ClientPtr client;
- WindowPtr window;
- XID clientResource;
-} ShapeEventRec;
-
-/****************
- * ShapeExtensionInit
- *
- * Called from InitExtensions in main() or from QueryExtension() if the
- * extension is dynamically loaded.
- *
- ****************/
-
-static int
-RegionOperate (
- ClientPtr client,
- WindowPtr pWin,
- int kind,
- RegionPtr *destRgnp,
- RegionPtr srcRgn,
- int op,
- int xoff, int yoff,
- CreateDftPtr create)
-{
- if (srcRgn && (xoff || yoff))
- RegionTranslate(srcRgn, xoff, yoff);
- if (!pWin->parent)
- {
- if (srcRgn)
- RegionDestroy(srcRgn);
- return Success;
- }
-
- /* May/30/2001:
- * The shape.PS specs say if src is None, existing shape is to be
- * removed (and so the op-code has no meaning in such removal);
- * see shape.PS, page 3, ShapeMask.
- */
- if (srcRgn == NULL) {
- if (*destRgnp != NULL) {
- RegionDestroy(*destRgnp);
- *destRgnp = 0;
- /* go on to remove shape and generate ShapeNotify */
- }
- else {
- /* May/30/2001:
- * The target currently has no shape in effect, so nothing to
- * do here. The specs say that ShapeNotify is generated whenever
- * the client region is "modified"; since no modification is done
- * here, we do not generate that event. The specs does not say
- * "it is an error to request removal when there is no shape in
- * effect", so we return good status.
- */
- return Success;
- }
- }
- else switch (op) {
- case ShapeSet:
- if (*destRgnp)
- RegionDestroy(*destRgnp);
- *destRgnp = srcRgn;
- srcRgn = 0;
- break;
- case ShapeUnion:
- if (*destRgnp)
- RegionUnion(*destRgnp, *destRgnp, srcRgn);
- break;
- case ShapeIntersect:
- if (*destRgnp)
- RegionIntersect(*destRgnp, *destRgnp, srcRgn);
- else {
- *destRgnp = srcRgn;
- srcRgn = 0;
- }
- break;
- case ShapeSubtract:
- if (!*destRgnp)
- *destRgnp = (*create)(pWin);
- RegionSubtract(*destRgnp, *destRgnp, srcRgn);
- break;
- case ShapeInvert:
- if (!*destRgnp)
- *destRgnp = RegionCreate((BoxPtr) 0, 0);
- else
- RegionSubtract(*destRgnp, srcRgn, *destRgnp);
- break;
- default:
- client->errorValue = op;
- return BadValue;
- }
- if (srcRgn)
- RegionDestroy(srcRgn);
- (*pWin->drawable.pScreen->SetShape) (pWin, kind);
- SendShapeNotify (pWin, kind);
- return Success;
-}
-
-RegionPtr
-CreateBoundingShape (WindowPtr pWin)
-{
- BoxRec extents;
-
- extents.x1 = -wBorderWidth (pWin);
- extents.y1 = -wBorderWidth (pWin);
- extents.x2 = pWin->drawable.width + wBorderWidth (pWin);
- extents.y2 = pWin->drawable.height + wBorderWidth (pWin);
- return RegionCreate(&extents, 1);
-}
-
-RegionPtr
-CreateClipShape (WindowPtr pWin)
-{
- BoxRec extents;
-
- extents.x1 = 0;
- extents.y1 = 0;
- extents.x2 = pWin->drawable.width;
- extents.y2 = pWin->drawable.height;
- return RegionCreate(&extents, 1);
-}
-
-static int
-ProcShapeQueryVersion (ClientPtr client)
-{
- xShapeQueryVersionReply rep;
- int n;
-
- REQUEST_SIZE_MATCH (xShapeQueryVersionReq);
- memset(&rep, 0, sizeof(xShapeQueryVersionReply));
- rep.type = X_Reply;
- rep.length = 0;
- rep.sequenceNumber = client->sequence;
- rep.majorVersion = SERVER_SHAPE_MAJOR_VERSION;
- rep.minorVersion = SERVER_SHAPE_MINOR_VERSION;
- if (client->swapped) {
- swaps(&rep.sequenceNumber, n);
- swapl(&rep.length, n);
- swaps(&rep.majorVersion, n);
- swaps(&rep.minorVersion, n);
- }
- WriteToClient(client, sizeof (xShapeQueryVersionReply), (char *)&rep);
- return Success;
-}
-
-/*****************
- * ProcShapeRectangles
- *
- *****************/
-
-static int
-ProcShapeRectangles (ClientPtr client)
-{
- WindowPtr pWin;
- REQUEST(xShapeRectanglesReq);
- xRectangle *prects;
- int nrects, ctype, rc;
- RegionPtr srcRgn;
- RegionPtr *destRgn;
- CreateDftPtr createDefault;
-
- REQUEST_AT_LEAST_SIZE (xShapeRectanglesReq);
- UpdateCurrentTime();
- rc = dixLookupWindow(&pWin, stuff->dest, client, DixSetAttrAccess);
- if (rc != Success)
- return rc;
- switch (stuff->destKind) {
- case ShapeBounding:
- createDefault = CreateBoundingShape;
- break;
- case ShapeClip:
- createDefault = CreateClipShape;
- break;
- case ShapeInput:
- createDefault = CreateBoundingShape;
- break;
- default:
- client->errorValue = stuff->destKind;
- return BadValue;
- }
- if ((stuff->ordering != Unsorted) && (stuff->ordering != YSorted) &&
- (stuff->ordering != YXSorted) && (stuff->ordering != YXBanded))
- {
- client->errorValue = stuff->ordering;
- return BadValue;
- }
- nrects = ((stuff->length << 2) - sizeof(xShapeRectanglesReq));
- if (nrects & 4)
- return BadLength;
- nrects >>= 3;
- prects = (xRectangle *) &stuff[1];
- ctype = VerifyRectOrder(nrects, prects, (int)stuff->ordering);
- if (ctype < 0)
- return BadMatch;
- srcRgn = RegionFromRects(nrects, prects, ctype);
-
- if (!pWin->optional)
- MakeWindowOptional (pWin);
- switch (stuff->destKind) {
- case ShapeBounding:
- destRgn = &pWin->optional->boundingShape;
- break;
- case ShapeClip:
- destRgn = &pWin->optional->clipShape;
- break;
- case ShapeInput:
- destRgn = &pWin->optional->inputShape;
- break;
- default:
- return BadValue;
- }
-
- return RegionOperate (client, pWin, (int)stuff->destKind,
- destRgn, srcRgn, (int)stuff->op,
- stuff->xOff, stuff->yOff, createDefault);
-}
-
-#ifdef PANORAMIX
-static int
-ProcPanoramiXShapeRectangles(
- ClientPtr client)
-{
- REQUEST(xShapeRectanglesReq);
- PanoramiXRes *win;
- int j, result;
-
- REQUEST_AT_LEAST_SIZE (xShapeRectanglesReq);
-
- result = dixLookupResourceByType((pointer *)&win, stuff->dest, XRT_WINDOW,
- client, DixWriteAccess);
- if (result != Success)
- return result;
-
- FOR_NSCREENS(j) {
- stuff->dest = win->info[j].id;
- result = ProcShapeRectangles (client);
- if (result != Success) break;
- }
- return result;
-}
-#endif
-
-
-/**************
- * ProcShapeMask
- **************/
-
-
-static int
-ProcShapeMask (ClientPtr client)
-{
- WindowPtr pWin;
- ScreenPtr pScreen;
- REQUEST(xShapeMaskReq);
- RegionPtr srcRgn;
- RegionPtr *destRgn;
- PixmapPtr pPixmap;
- CreateDftPtr createDefault;
- int rc;
-
- REQUEST_SIZE_MATCH (xShapeMaskReq);
- UpdateCurrentTime();
- rc = dixLookupWindow(&pWin, stuff->dest, client, DixSetAttrAccess);
- if (rc != Success)
- return rc;
- switch (stuff->destKind) {
- case ShapeBounding:
- createDefault = CreateBoundingShape;
- break;
- case ShapeClip:
- createDefault = CreateClipShape;
- break;
- case ShapeInput:
- createDefault = CreateBoundingShape;
- break;
- default:
- client->errorValue = stuff->destKind;
- return BadValue;
- }
- pScreen = pWin->drawable.pScreen;
- if (stuff->src == None)
- srcRgn = 0;
- else {
- rc = dixLookupResourceByType((pointer *)&pPixmap, stuff->src, RT_PIXMAP,
- client, DixReadAccess);
- if (rc != Success)
- return rc;
- if (pPixmap->drawable.pScreen != pScreen ||
- pPixmap->drawable.depth != 1)
- return BadMatch;
- srcRgn = BitmapToRegion(pScreen, pPixmap);
- if (!srcRgn)
- return BadAlloc;
- }
-
- if (!pWin->optional)
- MakeWindowOptional (pWin);
- switch (stuff->destKind) {
- case ShapeBounding:
- destRgn = &pWin->optional->boundingShape;
- break;
- case ShapeClip:
- destRgn = &pWin->optional->clipShape;
- break;
- case ShapeInput:
- destRgn = &pWin->optional->inputShape;
- break;
- default:
- return BadValue;
- }
-
- return RegionOperate (client, pWin, (int)stuff->destKind,
- destRgn, srcRgn, (int)stuff->op,
- stuff->xOff, stuff->yOff, createDefault);
-}
-
-#ifdef PANORAMIX
-static int
-ProcPanoramiXShapeMask(
- ClientPtr client)
-{
- REQUEST(xShapeMaskReq);
- PanoramiXRes *win, *pmap;
- int j, result;
-
- REQUEST_SIZE_MATCH (xShapeMaskReq);
-
- result = dixLookupResourceByType((pointer *)&win, stuff->dest, XRT_WINDOW,
- client, DixWriteAccess);
- if (result != Success)
- return result;
-
- if(stuff->src != None) {
- result = dixLookupResourceByType((pointer *)&pmap, stuff->src,
- XRT_PIXMAP, client, DixReadAccess);
- if (result != Success)
- return result;
- } else
- pmap = NULL;
-
- FOR_NSCREENS(j) {
- stuff->dest = win->info[j].id;
- if(pmap)
- stuff->src = pmap->info[j].id;
- result = ProcShapeMask (client);
- if (result != Success) break;
- }
- return result;
-}
-#endif
-
-
-/************
- * ProcShapeCombine
- ************/
-
-static int
-ProcShapeCombine (ClientPtr client)
-{
- WindowPtr pSrcWin, pDestWin;
- REQUEST(xShapeCombineReq);
- RegionPtr srcRgn;
- RegionPtr *destRgn;
- CreateDftPtr createDefault;
- CreateDftPtr createSrc;
- RegionPtr tmp;
- int rc;
-
- REQUEST_SIZE_MATCH (xShapeCombineReq);
- UpdateCurrentTime();
- rc = dixLookupWindow(&pDestWin, stuff->dest, client, DixSetAttrAccess);
- if (rc != Success)
- return rc;
- if (!pDestWin->optional)
- MakeWindowOptional (pDestWin);
- switch (stuff->destKind) {
- case ShapeBounding:
- createDefault = CreateBoundingShape;
- break;
- case ShapeClip:
- createDefault = CreateClipShape;
- break;
- case ShapeInput:
- createDefault = CreateBoundingShape;
- break;
- default:
- client->errorValue = stuff->destKind;
- return BadValue;
- }
-
- rc = dixLookupWindow(&pSrcWin, stuff->src, client, DixGetAttrAccess);
- if (rc != Success)
- return rc;
- switch (stuff->srcKind) {
- case ShapeBounding:
- srcRgn = wBoundingShape (pSrcWin);
- createSrc = CreateBoundingShape;
- break;
- case ShapeClip:
- srcRgn = wClipShape (pSrcWin);
- createSrc = CreateClipShape;
- break;
- case ShapeInput:
- srcRgn = wInputShape (pSrcWin);
- createSrc = CreateBoundingShape;
- break;
- default:
- client->errorValue = stuff->srcKind;
- return BadValue;
- }
- if (pSrcWin->drawable.pScreen != pDestWin->drawable.pScreen)
- {
- return BadMatch;
- }
-
- if (srcRgn) {
- tmp = RegionCreate((BoxPtr) 0, 0);
- RegionCopy(tmp, srcRgn);
- srcRgn = tmp;
- } else
- srcRgn = (*createSrc) (pSrcWin);
-
- if (!pDestWin->optional)
- MakeWindowOptional (pDestWin);
- switch (stuff->destKind) {
- case ShapeBounding:
- destRgn = &pDestWin->optional->boundingShape;
- break;
- case ShapeClip:
- destRgn = &pDestWin->optional->clipShape;
- break;
- case ShapeInput:
- destRgn = &pDestWin->optional->inputShape;
- break;
- default:
- return BadValue;
- }
-
- return RegionOperate (client, pDestWin, (int)stuff->destKind,
- destRgn, srcRgn, (int)stuff->op,
- stuff->xOff, stuff->yOff, createDefault);
-}
-
-
-#ifdef PANORAMIX
-static int
-ProcPanoramiXShapeCombine(
- ClientPtr client)
-{
- REQUEST(xShapeCombineReq);
- PanoramiXRes *win, *win2;
- int j, result;
-
- REQUEST_AT_LEAST_SIZE (xShapeCombineReq);
-
- result = dixLookupResourceByType((pointer *)&win, stuff->dest, XRT_WINDOW,
- client, DixWriteAccess);
- if (result != Success)
- return result;
-
- result = dixLookupResourceByType((pointer *)&win2, stuff->src, XRT_WINDOW,
- client, DixReadAccess);
- if (result != Success)
- return result;
-
- FOR_NSCREENS(j) {
- stuff->dest = win->info[j].id;
- stuff->src = win2->info[j].id;
- result = ProcShapeCombine (client);
- if (result != Success) break;
- }
- return result;
-}
-#endif
-
-/*************
- * ProcShapeOffset
- *************/
-
-static int
-ProcShapeOffset (ClientPtr client)
-{
- WindowPtr pWin;
- REQUEST(xShapeOffsetReq);
- RegionPtr srcRgn;
- int rc;
-
- REQUEST_SIZE_MATCH (xShapeOffsetReq);
- UpdateCurrentTime();
- rc = dixLookupWindow(&pWin, stuff->dest, client, DixSetAttrAccess);
- if (rc != Success)
- return rc;
- 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;
- }
- if (srcRgn)
- {
- RegionTranslate(srcRgn, stuff->xOff, stuff->yOff);
- (*pWin->drawable.pScreen->SetShape) (pWin, stuff->destKind);
- }
- SendShapeNotify (pWin, (int)stuff->destKind);
- return Success;
-}
-
-
-#ifdef PANORAMIX
-static int
-ProcPanoramiXShapeOffset(
- ClientPtr client)
-{
- REQUEST(xShapeOffsetReq);
- PanoramiXRes *win;
- int j, result;
-
- REQUEST_AT_LEAST_SIZE (xShapeOffsetReq);
-
- result = dixLookupResourceByType((pointer *)&win, stuff->dest, XRT_WINDOW,
- client, DixWriteAccess);
- if (result != Success)
- return result;
-
- FOR_NSCREENS(j) {
- stuff->dest = win->info[j].id;
- result = ProcShapeOffset (client);
- if(result != Success) break;
- }
- return result;
-}
-#endif
-
-
-static int
-ProcShapeQueryExtents (ClientPtr client)
-{
- REQUEST(xShapeQueryExtentsReq);
- WindowPtr pWin;
- xShapeQueryExtentsReply rep;
- BoxRec extents, *pExtents;
- int n, rc;
- RegionPtr region;
-
- REQUEST_SIZE_MATCH (xShapeQueryExtentsReq);
- rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);
- if (rc != Success)
- return rc;
- memset(&rep, 0, sizeof(xShapeQueryExtentsReply));
- 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 = RegionExtents(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 = RegionExtents(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, n);
- swapl(&rep.length, n);
- swaps(&rep.xBoundingShape, n);
- swaps(&rep.yBoundingShape, n);
- swaps(&rep.widthBoundingShape, n);
- swaps(&rep.heightBoundingShape, n);
- swaps(&rep.xClipShape, n);
- swaps(&rep.yClipShape, n);
- swaps(&rep.widthClipShape, n);
- swaps(&rep.heightClipShape, n);
- }
- WriteToClient(client, sizeof (xShapeQueryExtentsReply), (char *)&rep);
- return Success;
-}
-
-/*ARGSUSED*/
-static int
-ShapeFreeClient (pointer data, XID id)
-{
- ShapeEventPtr pShapeEvent;
- WindowPtr pWin;
- ShapeEventPtr *pHead, pCur, pPrev;
- int rc;
-
- pShapeEvent = (ShapeEventPtr) data;
- pWin = pShapeEvent->window;
- rc = dixLookupResourceByType((pointer *)&pHead, pWin->drawable.id,
- ShapeEventType, serverClient, DixReadAccess);
- if (rc == Success) {
- 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 (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 (ClientPtr client)
-{
- REQUEST(xShapeSelectInputReq);
- WindowPtr pWin;
- ShapeEventPtr pShapeEvent, pNewShapeEvent, *pHead;
- XID clientResource;
- int rc;
-
- REQUEST_SIZE_MATCH (xShapeSelectInputReq);
- rc = dixLookupWindow(&pWin, stuff->window, client, DixReceiveAccess);
- if (rc != Success)
- return rc;
- rc = dixLookupResourceByType((pointer *)&pHead, pWin->drawable.id,
- ShapeEventType, client, DixWriteAccess);
- if (rc != Success && rc != BadValue)
- return rc;
-
- 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 = 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, ShapeEventType, (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 (WindowPtr pWin, int which)
-{
- ShapeEventPtr *pHead, pShapeEvent;
- xShapeNotifyEvent se;
- BoxRec extents;
- RegionPtr region;
- BYTE shaped;
- int rc;
-
- rc = dixLookupResourceByType((pointer *)&pHead, pWin->drawable.id,
- ShapeEventType, serverClient, DixReadAccess);
- if (rc != Success)
- return;
- switch (which) {
- case ShapeBounding:
- region = wBoundingShape(pWin);
- if (region) {
- extents = *RegionExtents(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 = *RegionExtents(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 = *RegionExtents(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 (ClientPtr client)
-{
- REQUEST(xShapeInputSelectedReq);
- WindowPtr pWin;
- ShapeEventPtr pShapeEvent, *pHead;
- int enabled, rc;
- xShapeInputSelectedReply rep;
- int n;
-
- REQUEST_SIZE_MATCH (xShapeInputSelectedReq);
- rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);
- if (rc != Success)
- return rc;
- rc = dixLookupResourceByType((pointer *)&pHead, pWin->drawable.id,
- ShapeEventType, client, DixReadAccess);
- if (rc != Success && rc != BadValue)
- return rc;
- 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, n);
- swapl (&rep.length, n);
- }
- WriteToClient (client, sizeof (xShapeInputSelectedReply), (char *) &rep);
- return Success;
-}
-
-static int
-ProcShapeGetRectangles (ClientPtr client)
-{
- REQUEST(xShapeGetRectanglesReq);
- WindowPtr pWin;
- xShapeGetRectanglesReply rep;
- xRectangle *rects;
- int nrects, i, rc;
- RegionPtr region;
- int n;
-
- REQUEST_SIZE_MATCH(xShapeGetRectanglesReq);
- rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);
- if (rc != Success)
- return rc;
- 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 = malloc(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 = RegionNumRects(region);
- box = RegionRects(region);
- rects = malloc(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 = bytes_to_int32(nrects * sizeof (xRectangle));
- rep.ordering = YXBanded;
- rep.nrects = nrects;
- if (client->swapped) {
- swaps (&rep.sequenceNumber, n);
- swapl (&rep.length, n);
- swapl (&rep.nrects, n);
- SwapShorts ((short *)rects, (unsigned long)nrects * 4);
- }
- WriteToClient (client, sizeof (rep), (char *) &rep);
- WriteToClient (client, nrects * sizeof (xRectangle), (char *) rects);
- free(rects);
- return Success;
-}
-
-static int
-ProcShapeDispatch (ClientPtr client)
-{
- REQUEST(xReq);
- switch (stuff->data) {
- case X_ShapeQueryVersion:
- return ProcShapeQueryVersion (client);
- case X_ShapeRectangles:
-#ifdef PANORAMIX
- if ( !noPanoramiXExtension )
- return ProcPanoramiXShapeRectangles (client);
- else
-#endif
- return ProcShapeRectangles (client);
- case X_ShapeMask:
-#ifdef PANORAMIX
- if ( !noPanoramiXExtension )
- return ProcPanoramiXShapeMask (client);
- else
-#endif
- return ProcShapeMask (client);
- case X_ShapeCombine:
-#ifdef PANORAMIX
- if ( !noPanoramiXExtension )
- return ProcPanoramiXShapeCombine (client);
- else
-#endif
- return ProcShapeCombine (client);
- case X_ShapeOffset:
-#ifdef PANORAMIX
- if ( !noPanoramiXExtension )
- return ProcPanoramiXShapeOffset (client);
- else
-#endif
- 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(xShapeNotifyEvent *from, xShapeNotifyEvent *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 (ClientPtr client)
-{
- int n;
- REQUEST (xShapeQueryVersionReq);
-
- swaps (&stuff->length, n);
- return ProcShapeQueryVersion (client);
-}
-
-static int
-SProcShapeRectangles (ClientPtr client)
-{
- char n;
- REQUEST (xShapeRectanglesReq);
-
- swaps (&stuff->length, n);
- REQUEST_AT_LEAST_SIZE (xShapeRectanglesReq);
- swapl (&stuff->dest, n);
- swaps (&stuff->xOff, n);
- swaps (&stuff->yOff, n);
- SwapRestS(stuff);
- return ProcShapeRectangles (client);
-}
-
-static int
-SProcShapeMask (ClientPtr client)
-{
- char n;
- REQUEST (xShapeMaskReq);
-
- swaps (&stuff->length, n);
- REQUEST_SIZE_MATCH (xShapeMaskReq);
- swapl (&stuff->dest, n);
- swaps (&stuff->xOff, n);
- swaps (&stuff->yOff, n);
- swapl (&stuff->src, n);
- return ProcShapeMask (client);
-}
-
-static int
-SProcShapeCombine (ClientPtr client)
-{
- char n;
- REQUEST (xShapeCombineReq);
-
- swaps (&stuff->length, n);
- REQUEST_SIZE_MATCH (xShapeCombineReq);
- swapl (&stuff->dest, n);
- swaps (&stuff->xOff, n);
- swaps (&stuff->yOff, n);
- swapl (&stuff->src, n);
- return ProcShapeCombine (client);
-}
-
-static int
-SProcShapeOffset (ClientPtr client)
-{
- char n;
- REQUEST (xShapeOffsetReq);
-
- swaps (&stuff->length, n);
- REQUEST_SIZE_MATCH (xShapeOffsetReq);
- swapl (&stuff->dest, n);
- swaps (&stuff->xOff, n);
- swaps (&stuff->yOff, n);
- return ProcShapeOffset (client);
-}
-
-static int
-SProcShapeQueryExtents (ClientPtr client)
-{
- char n;
- REQUEST (xShapeQueryExtentsReq);
-
- swaps (&stuff->length, n);
- REQUEST_SIZE_MATCH (xShapeQueryExtentsReq);
- swapl (&stuff->window, n);
- return ProcShapeQueryExtents (client);
-}
-
-static int
-SProcShapeSelectInput (ClientPtr client)
-{
- char n;
- REQUEST (xShapeSelectInputReq);
-
- swaps (&stuff->length, n);
- REQUEST_SIZE_MATCH (xShapeSelectInputReq);
- swapl (&stuff->window, n);
- return ProcShapeSelectInput (client);
-}
-
-static int
-SProcShapeInputSelected (ClientPtr client)
-{
- int n;
- REQUEST (xShapeInputSelectedReq);
-
- swaps (&stuff->length, n);
- REQUEST_SIZE_MATCH (xShapeInputSelectedReq);
- swapl (&stuff->window, n);
- return ProcShapeInputSelected (client);
-}
-
-static int
-SProcShapeGetRectangles (ClientPtr client)
-{
- REQUEST(xShapeGetRectanglesReq);
- char n;
-
- swaps (&stuff->length, n);
- REQUEST_SIZE_MATCH(xShapeGetRectanglesReq);
- swapl (&stuff->window, n);
- return ProcShapeGetRectangles (client);
-}
-
-static int
-SProcShapeDispatch (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;
- }
-}
-
-void
-ShapeExtensionInit(void)
-{
- ExtensionEntry *extEntry;
-
- ClientType = CreateNewResourceType(ShapeFreeClient, "ShapeClient");
- ShapeEventType = CreateNewResourceType(ShapeFreeEvents, "ShapeEvent");
- if (ClientType && ShapeEventType &&
- (extEntry = AddExtension(SHAPENAME, ShapeNumberEvents, 0,
- ProcShapeDispatch, SProcShapeDispatch,
- NULL, StandardMinorOpcode)))
- {
- ShapeEventBase = extEntry->eventBase;
- EventSwapVector[ShapeEventBase] = (EventSwapPtr) SShapeNotifyEvent;
- }
-}
+/************************************************************ + +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. + +********************************************************/ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include <stdlib.h> + +#include <X11/X.h> +#include <X11/Xproto.h> +#include "misc.h" +#include "os.h" +#include "windowstr.h" +#include "scrnintstr.h" +#include "pixmapstr.h" +#include "extnsionst.h" +#include "dixstruct.h" +#include "resource.h" +#include "opaque.h" +#include <X11/extensions/shapeproto.h> +#include "regionstr.h" +#include "gcstruct.h" +#include "modinit.h" +#include "protocol-versions.h" + +typedef RegionPtr (*CreateDftPtr)( + WindowPtr /* pWin */ + ); + +static int ShapeFreeClient( + pointer /* data */, + XID /* id */ + ); +static int ShapeFreeEvents( + pointer /* data */, + XID /* id */ + ); +static void SShapeNotifyEvent( + xShapeNotifyEvent * /* from */, + xShapeNotifyEvent * /* to */ + ); + +/* SendShapeNotify, CreateBoundingShape and CreateClipShape are used + * externally by the Xfixes extension and are now defined in window.h + */ + + +#ifdef PANORAMIX +#include "panoramiX.h" +#include "panoramiXsrv.h" +#endif + +static int ShapeEventBase = 0; +static RESTYPE ClientType, ShapeEventType; /* resource types for event masks */ + +/* + * each window has a list of clients requesting + * ShapeNotify events. Each client has a resource + * for each window it selects ShapeNotify input for, + * this resource is used to delete the ShapeNotifyRec + * entry from the per-window queue. + */ + +typedef struct _ShapeEvent *ShapeEventPtr; + +typedef struct _ShapeEvent { + ShapeEventPtr next; + ClientPtr client; + WindowPtr window; + XID clientResource; +} ShapeEventRec; + +/**************** + * ShapeExtensionInit + * + * Called from InitExtensions in main() or from QueryExtension() if the + * extension is dynamically loaded. + * + ****************/ + +static int +RegionOperate ( + ClientPtr client, + WindowPtr pWin, + int kind, + RegionPtr *destRgnp, + RegionPtr srcRgn, + int op, + int xoff, int yoff, + CreateDftPtr create) +{ + if (srcRgn && (xoff || yoff)) + RegionTranslate(srcRgn, xoff, yoff); + if (!pWin->parent) + { + if (srcRgn) + RegionDestroy(srcRgn); + return Success; + } + + /* May/30/2001: + * The shape.PS specs say if src is None, existing shape is to be + * removed (and so the op-code has no meaning in such removal); + * see shape.PS, page 3, ShapeMask. + */ + if (srcRgn == NULL) { + if (*destRgnp != NULL) { + RegionDestroy(*destRgnp); + *destRgnp = 0; + /* go on to remove shape and generate ShapeNotify */ + } + else { + /* May/30/2001: + * The target currently has no shape in effect, so nothing to + * do here. The specs say that ShapeNotify is generated whenever + * the client region is "modified"; since no modification is done + * here, we do not generate that event. The specs does not say + * "it is an error to request removal when there is no shape in + * effect", so we return good status. + */ + return Success; + } + } + else switch (op) { + case ShapeSet: + if (*destRgnp) + RegionDestroy(*destRgnp); + *destRgnp = srcRgn; + srcRgn = 0; + break; + case ShapeUnion: + if (*destRgnp) + RegionUnion(*destRgnp, *destRgnp, srcRgn); + break; + case ShapeIntersect: + if (*destRgnp) + RegionIntersect(*destRgnp, *destRgnp, srcRgn); + else { + *destRgnp = srcRgn; + srcRgn = 0; + } + break; + case ShapeSubtract: + if (!*destRgnp) + *destRgnp = (*create)(pWin); + RegionSubtract(*destRgnp, *destRgnp, srcRgn); + break; + case ShapeInvert: + if (!*destRgnp) + *destRgnp = RegionCreate((BoxPtr) 0, 0); + else + RegionSubtract(*destRgnp, srcRgn, *destRgnp); + break; + default: + client->errorValue = op; + return BadValue; + } + if (srcRgn) + RegionDestroy(srcRgn); + (*pWin->drawable.pScreen->SetShape) (pWin, kind); + SendShapeNotify (pWin, kind); + return Success; +} + +RegionPtr +CreateBoundingShape (WindowPtr pWin) +{ + BoxRec extents; + + extents.x1 = -wBorderWidth (pWin); + extents.y1 = -wBorderWidth (pWin); + extents.x2 = pWin->drawable.width + wBorderWidth (pWin); + extents.y2 = pWin->drawable.height + wBorderWidth (pWin); + return RegionCreate(&extents, 1); +} + +RegionPtr +CreateClipShape (WindowPtr pWin) +{ + BoxRec extents; + + extents.x1 = 0; + extents.y1 = 0; + extents.x2 = pWin->drawable.width; + extents.y2 = pWin->drawable.height; + return RegionCreate(&extents, 1); +} + +static int +ProcShapeQueryVersion (ClientPtr client) +{ + xShapeQueryVersionReply rep; + REQUEST_SIZE_MATCH (xShapeQueryVersionReq); + memset(&rep, 0, sizeof(xShapeQueryVersionReply)); + rep.type = X_Reply; + rep.length = 0; + rep.sequenceNumber = client->sequence; + rep.majorVersion = SERVER_SHAPE_MAJOR_VERSION; + rep.minorVersion = SERVER_SHAPE_MINOR_VERSION; + if (client->swapped) { + swaps(&rep.sequenceNumber); + swapl(&rep.length); + swaps(&rep.majorVersion); + swaps(&rep.minorVersion); + } + WriteToClient(client, sizeof (xShapeQueryVersionReply), (char *)&rep); + return Success; +} + +/***************** + * ProcShapeRectangles + * + *****************/ + +static int +ProcShapeRectangles (ClientPtr client) +{ + WindowPtr pWin; + REQUEST(xShapeRectanglesReq); + xRectangle *prects; + int nrects, ctype, rc; + RegionPtr srcRgn; + RegionPtr *destRgn; + CreateDftPtr createDefault; + + REQUEST_AT_LEAST_SIZE (xShapeRectanglesReq); + UpdateCurrentTime(); + rc = dixLookupWindow(&pWin, stuff->dest, client, DixSetAttrAccess); + if (rc != Success) + return rc; + switch (stuff->destKind) { + case ShapeBounding: + createDefault = CreateBoundingShape; + break; + case ShapeClip: + createDefault = CreateClipShape; + break; + case ShapeInput: + createDefault = CreateBoundingShape; + break; + default: + client->errorValue = stuff->destKind; + return BadValue; + } + if ((stuff->ordering != Unsorted) && (stuff->ordering != YSorted) && + (stuff->ordering != YXSorted) && (stuff->ordering != YXBanded)) + { + client->errorValue = stuff->ordering; + return BadValue; + } + nrects = ((stuff->length << 2) - sizeof(xShapeRectanglesReq)); + if (nrects & 4) + return BadLength; + nrects >>= 3; + prects = (xRectangle *) &stuff[1]; + ctype = VerifyRectOrder(nrects, prects, (int)stuff->ordering); + if (ctype < 0) + return BadMatch; + srcRgn = RegionFromRects(nrects, prects, ctype); + + if (!pWin->optional) + MakeWindowOptional (pWin); + switch (stuff->destKind) { + case ShapeBounding: + destRgn = &pWin->optional->boundingShape; + break; + case ShapeClip: + destRgn = &pWin->optional->clipShape; + break; + case ShapeInput: + destRgn = &pWin->optional->inputShape; + break; + default: + return BadValue; + } + + return RegionOperate (client, pWin, (int)stuff->destKind, + destRgn, srcRgn, (int)stuff->op, + stuff->xOff, stuff->yOff, createDefault); +} + +#ifdef PANORAMIX +static int +ProcPanoramiXShapeRectangles( + ClientPtr client) +{ + REQUEST(xShapeRectanglesReq); + PanoramiXRes *win; + int j, result; + + REQUEST_AT_LEAST_SIZE (xShapeRectanglesReq); + + result = dixLookupResourceByType((pointer *)&win, stuff->dest, XRT_WINDOW, + client, DixWriteAccess); + if (result != Success) + return result; + + FOR_NSCREENS(j) { + stuff->dest = win->info[j].id; + result = ProcShapeRectangles (client); + if (result != Success) break; + } + return result; +} +#endif + + +/************** + * ProcShapeMask + **************/ + + +static int +ProcShapeMask (ClientPtr client) +{ + WindowPtr pWin; + ScreenPtr pScreen; + REQUEST(xShapeMaskReq); + RegionPtr srcRgn; + RegionPtr *destRgn; + PixmapPtr pPixmap; + CreateDftPtr createDefault; + int rc; + + REQUEST_SIZE_MATCH (xShapeMaskReq); + UpdateCurrentTime(); + rc = dixLookupWindow(&pWin, stuff->dest, client, DixSetAttrAccess); + if (rc != Success) + return rc; + switch (stuff->destKind) { + case ShapeBounding: + createDefault = CreateBoundingShape; + break; + case ShapeClip: + createDefault = CreateClipShape; + break; + case ShapeInput: + createDefault = CreateBoundingShape; + break; + default: + client->errorValue = stuff->destKind; + return BadValue; + } + pScreen = pWin->drawable.pScreen; + if (stuff->src == None) + srcRgn = 0; + else { + rc = dixLookupResourceByType((pointer *)&pPixmap, stuff->src, RT_PIXMAP, + client, DixReadAccess); + if (rc != Success) + return rc; + if (pPixmap->drawable.pScreen != pScreen || + pPixmap->drawable.depth != 1) + return BadMatch; + srcRgn = BitmapToRegion(pScreen, pPixmap); + if (!srcRgn) + return BadAlloc; + } + + if (!pWin->optional) + MakeWindowOptional (pWin); + switch (stuff->destKind) { + case ShapeBounding: + destRgn = &pWin->optional->boundingShape; + break; + case ShapeClip: + destRgn = &pWin->optional->clipShape; + break; + case ShapeInput: + destRgn = &pWin->optional->inputShape; + break; + default: + return BadValue; + } + + return RegionOperate (client, pWin, (int)stuff->destKind, + destRgn, srcRgn, (int)stuff->op, + stuff->xOff, stuff->yOff, createDefault); +} + +#ifdef PANORAMIX +static int +ProcPanoramiXShapeMask( + ClientPtr client) +{ + REQUEST(xShapeMaskReq); + PanoramiXRes *win, *pmap; + int j, result; + + REQUEST_SIZE_MATCH (xShapeMaskReq); + + result = dixLookupResourceByType((pointer *)&win, stuff->dest, XRT_WINDOW, + client, DixWriteAccess); + if (result != Success) + return result; + + if(stuff->src != None) { + result = dixLookupResourceByType((pointer *)&pmap, stuff->src, + XRT_PIXMAP, client, DixReadAccess); + if (result != Success) + return result; + } else + pmap = NULL; + + FOR_NSCREENS(j) { + stuff->dest = win->info[j].id; + if(pmap) + stuff->src = pmap->info[j].id; + result = ProcShapeMask (client); + if (result != Success) break; + } + return result; +} +#endif + + +/************ + * ProcShapeCombine + ************/ + +static int +ProcShapeCombine (ClientPtr client) +{ + WindowPtr pSrcWin, pDestWin; + REQUEST(xShapeCombineReq); + RegionPtr srcRgn; + RegionPtr *destRgn; + CreateDftPtr createDefault; + CreateDftPtr createSrc; + RegionPtr tmp; + int rc; + + REQUEST_SIZE_MATCH (xShapeCombineReq); + UpdateCurrentTime(); + rc = dixLookupWindow(&pDestWin, stuff->dest, client, DixSetAttrAccess); + if (rc != Success) + return rc; + if (!pDestWin->optional) + MakeWindowOptional (pDestWin); + switch (stuff->destKind) { + case ShapeBounding: + createDefault = CreateBoundingShape; + break; + case ShapeClip: + createDefault = CreateClipShape; + break; + case ShapeInput: + createDefault = CreateBoundingShape; + break; + default: + client->errorValue = stuff->destKind; + return BadValue; + } + + rc = dixLookupWindow(&pSrcWin, stuff->src, client, DixGetAttrAccess); + if (rc != Success) + return rc; + switch (stuff->srcKind) { + case ShapeBounding: + srcRgn = wBoundingShape (pSrcWin); + createSrc = CreateBoundingShape; + break; + case ShapeClip: + srcRgn = wClipShape (pSrcWin); + createSrc = CreateClipShape; + break; + case ShapeInput: + srcRgn = wInputShape (pSrcWin); + createSrc = CreateBoundingShape; + break; + default: + client->errorValue = stuff->srcKind; + return BadValue; + } + if (pSrcWin->drawable.pScreen != pDestWin->drawable.pScreen) + { + return BadMatch; + } + + if (srcRgn) { + tmp = RegionCreate((BoxPtr) 0, 0); + RegionCopy(tmp, srcRgn); + srcRgn = tmp; + } else + srcRgn = (*createSrc) (pSrcWin); + + if (!pDestWin->optional) + MakeWindowOptional (pDestWin); + switch (stuff->destKind) { + case ShapeBounding: + destRgn = &pDestWin->optional->boundingShape; + break; + case ShapeClip: + destRgn = &pDestWin->optional->clipShape; + break; + case ShapeInput: + destRgn = &pDestWin->optional->inputShape; + break; + default: + return BadValue; + } + + return RegionOperate (client, pDestWin, (int)stuff->destKind, + destRgn, srcRgn, (int)stuff->op, + stuff->xOff, stuff->yOff, createDefault); +} + + +#ifdef PANORAMIX +static int +ProcPanoramiXShapeCombine( + ClientPtr client) +{ + REQUEST(xShapeCombineReq); + PanoramiXRes *win, *win2; + int j, result; + + REQUEST_AT_LEAST_SIZE (xShapeCombineReq); + + result = dixLookupResourceByType((pointer *)&win, stuff->dest, XRT_WINDOW, + client, DixWriteAccess); + if (result != Success) + return result; + + result = dixLookupResourceByType((pointer *)&win2, stuff->src, XRT_WINDOW, + client, DixReadAccess); + if (result != Success) + return result; + + FOR_NSCREENS(j) { + stuff->dest = win->info[j].id; + stuff->src = win2->info[j].id; + result = ProcShapeCombine (client); + if (result != Success) break; + } + return result; +} +#endif + +/************* + * ProcShapeOffset + *************/ + +static int +ProcShapeOffset (ClientPtr client) +{ + WindowPtr pWin; + REQUEST(xShapeOffsetReq); + RegionPtr srcRgn; + int rc; + + REQUEST_SIZE_MATCH (xShapeOffsetReq); + UpdateCurrentTime(); + rc = dixLookupWindow(&pWin, stuff->dest, client, DixSetAttrAccess); + if (rc != Success) + return rc; + 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; + } + if (srcRgn) + { + RegionTranslate(srcRgn, stuff->xOff, stuff->yOff); + (*pWin->drawable.pScreen->SetShape) (pWin, stuff->destKind); + } + SendShapeNotify (pWin, (int)stuff->destKind); + return Success; +} + + +#ifdef PANORAMIX +static int +ProcPanoramiXShapeOffset( + ClientPtr client) +{ + REQUEST(xShapeOffsetReq); + PanoramiXRes *win; + int j, result; + + REQUEST_AT_LEAST_SIZE (xShapeOffsetReq); + + result = dixLookupResourceByType((pointer *)&win, stuff->dest, XRT_WINDOW, + client, DixWriteAccess); + if (result != Success) + return result; + + FOR_NSCREENS(j) { + stuff->dest = win->info[j].id; + result = ProcShapeOffset (client); + if(result != Success) break; + } + return result; +} +#endif + + +static int +ProcShapeQueryExtents (ClientPtr client) +{ + REQUEST(xShapeQueryExtentsReq); + WindowPtr pWin; + xShapeQueryExtentsReply rep; + BoxRec extents, *pExtents; + int rc; + RegionPtr region; + + REQUEST_SIZE_MATCH (xShapeQueryExtentsReq); + rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); + if (rc != Success) + return rc; + memset(&rep, 0, sizeof(xShapeQueryExtentsReply)); + 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 = RegionExtents(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 = RegionExtents(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 Success; +} + +/*ARGSUSED*/ +static int +ShapeFreeClient (pointer data, XID id) +{ + ShapeEventPtr pShapeEvent; + WindowPtr pWin; + ShapeEventPtr *pHead, pCur, pPrev; + int rc; + + pShapeEvent = (ShapeEventPtr) data; + pWin = pShapeEvent->window; + rc = dixLookupResourceByType((pointer *)&pHead, pWin->drawable.id, + ShapeEventType, serverClient, DixReadAccess); + if (rc == Success) { + 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 (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 (ClientPtr client) +{ + REQUEST(xShapeSelectInputReq); + WindowPtr pWin; + ShapeEventPtr pShapeEvent, pNewShapeEvent, *pHead; + XID clientResource; + int rc; + + REQUEST_SIZE_MATCH (xShapeSelectInputReq); + rc = dixLookupWindow(&pWin, stuff->window, client, DixReceiveAccess); + if (rc != Success) + return rc; + rc = dixLookupResourceByType((pointer *)&pHead, pWin->drawable.id, + ShapeEventType, client, DixWriteAccess); + if (rc != Success && rc != BadValue) + return rc; + + 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 = 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, ShapeEventType, (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 (WindowPtr pWin, int which) +{ + ShapeEventPtr *pHead, pShapeEvent; + xShapeNotifyEvent se; + BoxRec extents; + RegionPtr region; + BYTE shaped; + int rc; + + rc = dixLookupResourceByType((pointer *)&pHead, pWin->drawable.id, + ShapeEventType, serverClient, DixReadAccess); + if (rc != Success) + return; + switch (which) { + case ShapeBounding: + region = wBoundingShape(pWin); + if (region) { + extents = *RegionExtents(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 = *RegionExtents(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 = *RegionExtents(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 (ClientPtr client) +{ + REQUEST(xShapeInputSelectedReq); + WindowPtr pWin; + ShapeEventPtr pShapeEvent, *pHead; + int enabled, rc; + xShapeInputSelectedReply rep; + REQUEST_SIZE_MATCH (xShapeInputSelectedReq); + rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); + if (rc != Success) + return rc; + rc = dixLookupResourceByType((pointer *)&pHead, pWin->drawable.id, + ShapeEventType, client, DixReadAccess); + if (rc != Success && rc != BadValue) + return rc; + 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 Success; +} + +static int +ProcShapeGetRectangles (ClientPtr client) +{ + REQUEST(xShapeGetRectanglesReq); + WindowPtr pWin; + xShapeGetRectanglesReply rep; + xRectangle *rects; + int nrects, i, rc; + RegionPtr region; + REQUEST_SIZE_MATCH(xShapeGetRectanglesReq); + rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); + if (rc != Success) + return rc; + 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 = malloc(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 = RegionNumRects(region); + box = RegionRects(region); + rects = malloc(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 = bytes_to_int32(nrects * sizeof (xRectangle)); + 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); + free(rects); + return Success; +} + +static int +ProcShapeDispatch (ClientPtr client) +{ + REQUEST(xReq); + switch (stuff->data) { + case X_ShapeQueryVersion: + return ProcShapeQueryVersion (client); + case X_ShapeRectangles: +#ifdef PANORAMIX + if ( !noPanoramiXExtension ) + return ProcPanoramiXShapeRectangles (client); + else +#endif + return ProcShapeRectangles (client); + case X_ShapeMask: +#ifdef PANORAMIX + if ( !noPanoramiXExtension ) + return ProcPanoramiXShapeMask (client); + else +#endif + return ProcShapeMask (client); + case X_ShapeCombine: +#ifdef PANORAMIX + if ( !noPanoramiXExtension ) + return ProcPanoramiXShapeCombine (client); + else +#endif + return ProcShapeCombine (client); + case X_ShapeOffset: +#ifdef PANORAMIX + if ( !noPanoramiXExtension ) + return ProcPanoramiXShapeOffset (client); + else +#endif + 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(xShapeNotifyEvent *from, xShapeNotifyEvent *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 (ClientPtr client) +{ + REQUEST (xShapeQueryVersionReq); + + swaps(&stuff->length); + return ProcShapeQueryVersion (client); +} + +static int +SProcShapeRectangles (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 (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 (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 (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 (ClientPtr client) +{ + REQUEST (xShapeQueryExtentsReq); + + swaps(&stuff->length); + REQUEST_SIZE_MATCH (xShapeQueryExtentsReq); + swapl(&stuff->window); + return ProcShapeQueryExtents (client); +} + +static int +SProcShapeSelectInput (ClientPtr client) +{ + REQUEST (xShapeSelectInputReq); + + swaps(&stuff->length); + REQUEST_SIZE_MATCH (xShapeSelectInputReq); + swapl(&stuff->window); + return ProcShapeSelectInput (client); +} + +static int +SProcShapeInputSelected (ClientPtr client) +{ + REQUEST (xShapeInputSelectedReq); + + swaps(&stuff->length); + REQUEST_SIZE_MATCH (xShapeInputSelectedReq); + swapl(&stuff->window); + return ProcShapeInputSelected (client); +} + +static int +SProcShapeGetRectangles (ClientPtr client) +{ + REQUEST(xShapeGetRectanglesReq); + swaps(&stuff->length); + REQUEST_SIZE_MATCH(xShapeGetRectanglesReq); + swapl(&stuff->window); + return ProcShapeGetRectangles (client); +} + +static int +SProcShapeDispatch (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; + } +} + +void +ShapeExtensionInit(void) +{ + ExtensionEntry *extEntry; + + ClientType = CreateNewResourceType(ShapeFreeClient, "ShapeClient"); + ShapeEventType = CreateNewResourceType(ShapeFreeEvents, "ShapeEvent"); + if (ClientType && ShapeEventType && + (extEntry = AddExtension(SHAPENAME, ShapeNumberEvents, 0, + ProcShapeDispatch, SProcShapeDispatch, + NULL, StandardMinorOpcode))) + { + ShapeEventBase = extEntry->eventBase; + EventSwapVector[ShapeEventBase] = (EventSwapPtr) SShapeNotifyEvent; + } +} |