8e72310815
I'm pretty sure the compiler has a better idea how to optimize this Signed-off-by: Jon TURNEY <jon.turney@dronecode.org.uk> Reviewed-by: Jon TURNEY <jon.turney@dronecode.org.uk>
638 lines
16 KiB
C
638 lines
16 KiB
C
/* WindowsWM extension is based on AppleWM extension */
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/**************************************************************************
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Copyright (c) 2002 Apple Computer, Inc. All Rights Reserved.
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Copyright (c) 2003 Torrey T. Lyons. All Rights Reserved.
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Permission is hereby granted, free of charge, to any person obtaining a
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copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, sub license, and/or sell copies of the Software, and to
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permit persons to whom the Software is furnished to do so, subject to
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the following conditions:
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The above copyright notice and this permission notice (including the
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next paragraph) shall be included in all copies or substantial portions
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of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
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ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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**************************************************************************/
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#ifdef HAVE_XWIN_CONFIG_H
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#include <xwin-config.h>
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#endif
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#include "win.h"
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#include "misc.h"
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#include "dixstruct.h"
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#include "extnsionst.h"
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#include "colormapst.h"
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#include "cursorstr.h"
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#include "scrnintstr.h"
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#include "servermd.h"
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#include "swaprep.h"
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#define _WINDOWSWM_SERVER_
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#include <X11/extensions/windowswmstr.h>
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#include "protocol-versions.h"
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static int WMErrorBase;
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static unsigned char WMReqCode = 0;
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static int WMEventBase = 0;
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static RESTYPE ClientType, eventResourceType; /* resource types for event masks */
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static XID eventResource;
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/* Currently selected events */
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static unsigned int eventMask = 0;
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static int WMFreeClient (pointer data, XID id);
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static int WMFreeEvents (pointer data, XID id);
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static void SNotifyEvent(xWindowsWMNotifyEvent *from, xWindowsWMNotifyEvent *to);
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typedef struct _WMEvent *WMEventPtr;
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typedef struct _WMEvent {
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WMEventPtr next;
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ClientPtr client;
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XID clientResource;
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unsigned int mask;
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} WMEventRec;
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static inline BoxRec
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make_box (int x, int y, int w, int h)
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{
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BoxRec r;
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r.x1 = x;
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r.y1 = y;
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r.x2 = x + w;
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r.y2 = y + h;
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return r;
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}
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static int
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ProcWindowsWMQueryVersion(ClientPtr client)
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{
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xWindowsWMQueryVersionReply rep;
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int n;
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REQUEST_SIZE_MATCH(xWindowsWMQueryVersionReq);
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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 = SERVER_WINDOWSWM_MAJOR_VERSION;
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rep.minorVersion = SERVER_WINDOWSWM_MINOR_VERSION;
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rep.patchVersion = SERVER_WINDOWSWM_PATCH_VERSION;
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if (client->swapped)
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{
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swaps(&rep.sequenceNumber, n);
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swapl(&rep.length, n);
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}
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WriteToClient(client, sizeof(xWindowsWMQueryVersionReply), (char *)&rep);
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return Success;
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}
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/* events */
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static inline void
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updateEventMask (WMEventPtr *pHead)
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{
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WMEventPtr pCur;
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eventMask = 0;
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for (pCur = *pHead; pCur != NULL; pCur = pCur->next)
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eventMask |= pCur->mask;
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}
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/*ARGSUSED*/
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static int
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WMFreeClient (pointer data, XID id)
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{
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WMEventPtr pEvent;
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WMEventPtr *pHead, pCur, pPrev;
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pEvent = (WMEventPtr) data;
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dixLookupResourceByType((pointer) &pHead, eventResource, eventResourceType,
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NullClient, DixUnknownAccess);
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if (pHead)
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{
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pPrev = 0;
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for (pCur = *pHead; pCur && pCur != pEvent; pCur=pCur->next)
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pPrev = pCur;
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if (pCur)
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{
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if (pPrev)
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pPrev->next = pEvent->next;
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else
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*pHead = pEvent->next;
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}
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updateEventMask (pHead);
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}
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free((pointer) pEvent);
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return 1;
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}
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/*ARGSUSED*/
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static int
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WMFreeEvents (pointer data, XID id)
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{
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WMEventPtr *pHead, pCur, pNext;
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pHead = (WMEventPtr *) data;
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for (pCur = *pHead; pCur; pCur = pNext)
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{
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pNext = pCur->next;
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FreeResource (pCur->clientResource, ClientType);
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free((pointer) pCur);
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}
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free((pointer) pHead);
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eventMask = 0;
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return 1;
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}
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static int
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ProcWindowsWMSelectInput (ClientPtr client)
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{
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REQUEST(xWindowsWMSelectInputReq);
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WMEventPtr pEvent, pNewEvent, *pHead;
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XID clientResource;
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REQUEST_SIZE_MATCH (xWindowsWMSelectInputReq);
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dixLookupResourceByType((pointer) &pHead, eventResource, eventResourceType, client, DixWriteAccess);
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if (stuff->mask != 0)
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{
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if (pHead)
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{
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/* check for existing entry. */
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for (pEvent = *pHead; pEvent; pEvent = pEvent->next)
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{
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if (pEvent->client == client)
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{
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pEvent->mask = stuff->mask;
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updateEventMask (pHead);
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return Success;
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}
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}
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}
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/* build the entry */
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pNewEvent = (WMEventPtr) malloc(sizeof (WMEventRec));
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if (!pNewEvent)
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return BadAlloc;
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pNewEvent->next = 0;
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pNewEvent->client = client;
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pNewEvent->mask = stuff->mask;
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/*
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* add a resource that will be deleted when
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* the client goes away
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*/
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clientResource = FakeClientID (client->index);
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pNewEvent->clientResource = clientResource;
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if (!AddResource (clientResource, ClientType, (pointer)pNewEvent))
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return BadAlloc;
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/*
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* create a resource to contain a pointer to the list
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* of clients selecting input. This must be indirect as
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* the list may be arbitrarily rearranged which cannot be
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* done through the resource database.
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*/
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if (!pHead)
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{
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pHead = (WMEventPtr *) malloc(sizeof (WMEventPtr));
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if (!pHead ||
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!AddResource (eventResource, eventResourceType, (pointer)pHead))
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{
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FreeResource (clientResource, RT_NONE);
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return BadAlloc;
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}
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*pHead = 0;
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}
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pNewEvent->next = *pHead;
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*pHead = pNewEvent;
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updateEventMask (pHead);
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}
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else if (stuff->mask == 0)
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{
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/* delete the interest */
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if (pHead)
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{
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pNewEvent = 0;
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for (pEvent = *pHead; pEvent; pEvent = pEvent->next)
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{
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if (pEvent->client == client)
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break;
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pNewEvent = pEvent;
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}
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if (pEvent)
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{
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FreeResource (pEvent->clientResource, ClientType);
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if (pNewEvent)
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pNewEvent->next = pEvent->next;
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else
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*pHead = pEvent->next;
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free(pEvent);
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updateEventMask (pHead);
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}
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}
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}
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else
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{
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client->errorValue = stuff->mask;
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return BadValue;
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}
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return Success;
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}
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/*
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* deliver the event
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*/
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void
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winWindowsWMSendEvent (int type, unsigned int mask, int which, int arg,
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Window window, int x, int y, int w, int h)
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{
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WMEventPtr *pHead, pEvent;
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ClientPtr client;
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xWindowsWMNotifyEvent se;
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#if CYGMULTIWINDOW_DEBUG
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ErrorF ("winWindowsWMSendEvent %d %d %d %d, %d %d - %d %d\n",
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type, mask, which, arg, x, y, w, h);
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#endif
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dixLookupResourceByType((pointer) &pHead, eventResource, eventResourceType,
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NullClient, DixUnknownAccess);
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if (!pHead)
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return;
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for (pEvent = *pHead; pEvent; pEvent = pEvent->next)
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{
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client = pEvent->client;
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#if CYGMULTIWINDOW_DEBUG
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ErrorF ("winWindowsWMSendEvent - x%08x\n", (int) client);
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#endif
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if ((pEvent->mask & mask) == 0)
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{
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continue;
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}
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#if CYGMULTIWINDOW_DEBUG
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ErrorF ("winWindowsWMSendEvent - send\n");
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#endif
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se.type = type + WMEventBase;
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se.kind = which;
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se.window = window;
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se.arg = arg;
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se.x = x;
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se.y = y;
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se.w = w;
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se.h = h;
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se.time = currentTime.milliseconds;
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WriteEventsToClient (client, 1, (xEvent *) &se);
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}
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}
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/* general utility functions */
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static int
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ProcWindowsWMDisableUpdate (ClientPtr client)
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{
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REQUEST_SIZE_MATCH(xWindowsWMDisableUpdateReq);
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//winDisableUpdate();
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return Success;
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}
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static int
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ProcWindowsWMReenableUpdate (ClientPtr client)
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{
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REQUEST_SIZE_MATCH(xWindowsWMReenableUpdateReq);
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//winEnableUpdate();
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return Success;
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}
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/* window functions */
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static int
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ProcWindowsWMSetFrontProcess (ClientPtr client)
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{
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REQUEST_SIZE_MATCH(xWindowsWMSetFrontProcessReq);
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//QuartzMessageMainThread(kWindowsSetFrontProcess, NULL, 0);
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return Success;
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}
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/* frame functions */
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static int
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ProcWindowsWMFrameGetRect (ClientPtr client)
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{
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xWindowsWMFrameGetRectReply rep;
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BoxRec ir;
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RECT rcNew;
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REQUEST(xWindowsWMFrameGetRectReq);
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#if CYGMULTIWINDOW_DEBUG
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ErrorF ("ProcWindowsWMFrameGetRect %d %d\n",
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(sizeof(xWindowsWMFrameGetRectReq) >> 2), (int) client->req_len);
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#endif
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REQUEST_SIZE_MATCH(xWindowsWMFrameGetRectReq);
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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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ir = make_box (stuff->ix, stuff->iy, stuff->iw, stuff->ih);
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if (stuff->frame_rect != 0)
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{
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ErrorF ("ProcWindowsWMFrameGetRect - stuff->frame_rect != 0\n");
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return BadValue;
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}
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/* Store the origin, height, and width in a rectangle structure */
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SetRect (&rcNew, stuff->ix, stuff->iy,
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stuff->ix + stuff->iw, stuff->iy + stuff->ih);
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#if CYGMULTIWINDOW_DEBUG
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ErrorF ("ProcWindowsWMFrameGetRect - %d %d %d %d\n",
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stuff->ix, stuff->iy, stuff->ix + stuff->iw, stuff->iy + stuff->ih);
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#endif
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/*
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* Calculate the required size of the Windows window rectangle,
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* given the size of the Windows window client area.
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*/
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AdjustWindowRectEx (&rcNew, stuff->frame_style, FALSE, stuff->frame_style_ex);
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rep.x = rcNew.left;
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rep.y = rcNew.top;
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rep.w = rcNew.right - rcNew.left;
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rep.h = rcNew.bottom - rcNew.top;
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#if CYGMULTIWINDOW_DEBUG
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ErrorF ("ProcWindowsWMFrameGetRect - %d %d %d %d\n",
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rep.x, rep.y, rep.w, rep.h);
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#endif
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WriteToClient(client, sizeof(xWindowsWMFrameGetRectReply), (char *)&rep);
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return Success;
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}
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static int
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ProcWindowsWMFrameDraw (ClientPtr client)
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{
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REQUEST(xWindowsWMFrameDrawReq);
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WindowPtr pWin;
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win32RootlessWindowPtr pRLWinPriv;
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RECT rcNew;
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int nCmdShow, rc;
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RegionRec newShape;
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REQUEST_SIZE_MATCH (xWindowsWMFrameDrawReq);
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#if CYGMULTIWINDOW_DEBUG
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ErrorF ("ProcWindowsWMFrameDraw\n");
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#endif
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rc = dixLookupWindow(&pWin, stuff->window, client, DixReadAccess);
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if (rc != Success)
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return rc;
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#if CYGMULTIWINDOW_DEBUG
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ErrorF ("ProcWindowsWMFrameDraw - Window found\n");
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#endif
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pRLWinPriv = (win32RootlessWindowPtr) RootlessFrameForWindow (pWin, TRUE);
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if (pRLWinPriv == 0) return BadWindow;
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#if CYGMULTIWINDOW_DEBUG
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ErrorF ("ProcWindowsWMFrameDraw - HWND 0x%08x 0x%08x 0x%08x\n",
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(int) pRLWinPriv->hWnd, (int) stuff->frame_style,
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(int) stuff->frame_style_ex);
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ErrorF ("ProcWindowsWMFrameDraw - %d %d %d %d\n",
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stuff->ix, stuff->iy, stuff->iw, stuff->ih);
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#endif
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/* Store the origin, height, and width in a rectangle structure */
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SetRect (&rcNew, stuff->ix, stuff->iy,
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stuff->ix + stuff->iw, stuff->iy + stuff->ih);
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/*
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* Calculate the required size of the Windows window rectangle,
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* given the size of the Windows window client area.
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*/
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AdjustWindowRectEx (&rcNew, stuff->frame_style, FALSE, stuff->frame_style_ex);
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/* Set the window extended style flags */
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if (!SetWindowLongPtr (pRLWinPriv->hWnd, GWL_EXSTYLE, stuff->frame_style_ex))
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{
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return BadValue;
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}
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/* Set the window standard style flags */
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if (!SetWindowLongPtr (pRLWinPriv->hWnd, GWL_STYLE, stuff->frame_style))
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{
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return BadValue;
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}
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/* Flush the window style */
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if (!SetWindowPos (pRLWinPriv->hWnd, NULL,
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rcNew.left, rcNew.top,
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rcNew.right - rcNew.left, rcNew.bottom - rcNew.top,
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SWP_NOZORDER | SWP_FRAMECHANGED | SWP_NOACTIVATE))
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{
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return BadValue;
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}
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if (!IsWindowVisible(pRLWinPriv->hWnd))
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nCmdShow = SW_HIDE;
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else
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nCmdShow = SW_SHOWNA;
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ShowWindow (pRLWinPriv->hWnd, nCmdShow);
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winMWExtWMUpdateIcon (pWin->drawable.id);
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if (wBoundingShape(pWin) != NULL)
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{
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/* wBoundingShape is relative to *inner* origin of window.
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Translate by borderWidth to get the outside-relative position. */
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RegionNull(&newShape);
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RegionCopy(&newShape, wBoundingShape(pWin));
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RegionTranslate(&newShape, pWin->borderWidth, pWin->borderWidth);
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winMWExtWMReshapeFrame (pRLWinPriv, &newShape);
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RegionUninit(&newShape);
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}
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#if CYGMULTIWINDOW_DEBUG
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ErrorF ("ProcWindowsWMFrameDraw - done\n");
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#endif
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return Success;
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}
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static int
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ProcWindowsWMFrameSetTitle(ClientPtr client)
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{
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unsigned int title_length, title_max;
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char *title_bytes;
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REQUEST(xWindowsWMFrameSetTitleReq);
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WindowPtr pWin;
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win32RootlessWindowPtr pRLWinPriv;
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int rc;
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#if CYGMULTIWINDOW_DEBUG
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ErrorF ("ProcWindowsWMFrameSetTitle\n");
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#endif
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REQUEST_AT_LEAST_SIZE(xWindowsWMFrameSetTitleReq);
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rc = dixLookupWindow(&pWin, stuff->window, client, DixReadAccess);
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if (rc != Success)
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return rc;
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#if CYGMULTIWINDOW_DEBUG
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ErrorF ("ProcWindowsWMFrameSetTitle - Window found\n");
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#endif
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title_length = stuff->title_length;
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title_max = (stuff->length << 2) - sizeof(xWindowsWMFrameSetTitleReq);
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if (title_max < title_length)
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return BadValue;
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#if CYGMULTIWINDOW_DEBUG
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ErrorF ("ProcWindowsWMFrameSetTitle - length is valid\n");
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#endif
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title_bytes = malloc (title_length+1);
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strncpy (title_bytes, (unsigned char *) &stuff[1], title_length);
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title_bytes[title_length] = '\0';
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pRLWinPriv = (win32RootlessWindowPtr) RootlessFrameForWindow (pWin, FALSE);
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if (pRLWinPriv == 0)
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{
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free (title_bytes);
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return BadWindow;
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}
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/* Flush the window style */
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SetWindowText (pRLWinPriv->hWnd, title_bytes);
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free (title_bytes);
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#if CYGMULTIWINDOW_DEBUG
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ErrorF ("ProcWindowsWMFrameSetTitle - done\n");
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#endif
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return Success;
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}
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/* dispatch */
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static int
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ProcWindowsWMDispatch (ClientPtr client)
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{
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REQUEST(xReq);
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switch (stuff->data)
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{
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case X_WindowsWMQueryVersion:
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return ProcWindowsWMQueryVersion(client);
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}
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if (!LocalClient(client))
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return WMErrorBase + WindowsWMClientNotLocal;
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switch (stuff->data)
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{
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case X_WindowsWMSelectInput:
|
|
return ProcWindowsWMSelectInput(client);
|
|
case X_WindowsWMDisableUpdate:
|
|
return ProcWindowsWMDisableUpdate(client);
|
|
case X_WindowsWMReenableUpdate:
|
|
return ProcWindowsWMReenableUpdate(client);
|
|
case X_WindowsWMSetFrontProcess:
|
|
return ProcWindowsWMSetFrontProcess(client);
|
|
case X_WindowsWMFrameGetRect:
|
|
return ProcWindowsWMFrameGetRect(client);
|
|
case X_WindowsWMFrameDraw:
|
|
return ProcWindowsWMFrameDraw(client);
|
|
case X_WindowsWMFrameSetTitle:
|
|
return ProcWindowsWMFrameSetTitle(client);
|
|
default:
|
|
return BadRequest;
|
|
}
|
|
}
|
|
|
|
static void
|
|
SNotifyEvent (xWindowsWMNotifyEvent *from, xWindowsWMNotifyEvent *to)
|
|
{
|
|
to->type = from->type;
|
|
to->kind = from->kind;
|
|
cpswaps (from->sequenceNumber, to->sequenceNumber);
|
|
cpswapl (from->window, to->window);
|
|
cpswapl (from->time, to->time);
|
|
cpswapl (from->arg, to->arg);
|
|
}
|
|
|
|
static int
|
|
SProcWindowsWMQueryVersion (ClientPtr client)
|
|
{
|
|
int n;
|
|
REQUEST(xWindowsWMQueryVersionReq);
|
|
swaps(&stuff->length, n);
|
|
return ProcWindowsWMQueryVersion(client);
|
|
}
|
|
|
|
static int
|
|
SProcWindowsWMDispatch (ClientPtr client)
|
|
{
|
|
REQUEST(xReq);
|
|
|
|
/* It is bound to be non-local when there is byte swapping */
|
|
if (!LocalClient(client))
|
|
return WMErrorBase + WindowsWMClientNotLocal;
|
|
|
|
/* only local clients are allowed WM access */
|
|
switch (stuff->data)
|
|
{
|
|
case X_WindowsWMQueryVersion:
|
|
return SProcWindowsWMQueryVersion(client);
|
|
default:
|
|
return BadRequest;
|
|
}
|
|
}
|
|
|
|
void
|
|
winWindowsWMExtensionInit (void)
|
|
{
|
|
ExtensionEntry* extEntry;
|
|
|
|
ClientType = CreateNewResourceType(WMFreeClient, "WMClient");
|
|
eventResourceType = CreateNewResourceType(WMFreeEvents, "WMEvent");
|
|
eventResource = FakeClientID(0);
|
|
|
|
if (ClientType && eventResourceType &&
|
|
(extEntry = AddExtension(WINDOWSWMNAME,
|
|
WindowsWMNumberEvents,
|
|
WindowsWMNumberErrors,
|
|
ProcWindowsWMDispatch,
|
|
SProcWindowsWMDispatch,
|
|
NULL,
|
|
StandardMinorOpcode)))
|
|
{
|
|
WMReqCode = (unsigned char)extEntry->base;
|
|
WMErrorBase = extEntry->errorBase;
|
|
WMEventBase = extEntry->eventBase;
|
|
EventSwapVector[WMEventBase] = (EventSwapPtr) SNotifyEvent;
|
|
}
|
|
}
|