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- /************************************************************
- Copyright (c) 1989 by Hewlett-Packard Company, Palo Alto, California, and the
- Massachusetts Institute of Technology, Cambridge, Massachusetts.
-
- All Rights Reserved
-
- Permission to use, copy, modify, and distribute this software and its
- documentation for any purpose and without fee is hereby granted,
- provided that the above copyright notice appear in all copies and that
- both that copyright notice and this permission notice appear in
- supporting documentation, and that the names of Hewlett-Packard or MIT not be
- used in advertising or publicity pertaining to distribution of the
- software without specific, written prior permission.
-
- HEWLETT-PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
- ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
- HEWLETT-PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
- ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
- ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
- SOFTWARE.
-
- ********************************************************/
-
- /* $XConsortium: xgetselev.c,v 1.9 90/05/18 15:35:21 rws Exp $ */
-
- /***********************************************************************
- *
- * Extension function to get the current selected events for a given window.
- *
- */
-
- #define NEED_EVENTS
- #define NEED_REPLIES
- #include "X.h" /* for inputstr.h */
- #include "Xproto.h" /* Request macro */
- #include "XI.h"
- #include "XIproto.h"
- #include "inputstr.h" /* DeviceIntPtr */
- #include "windowstr.h" /* window struct */
-
- extern int IReqCode;
- extern void (* ReplySwapVector[256]) ();
- DeviceIntPtr LookupDeviceIntRec();
-
- /***********************************************************************
- *
- * This procedure gets the current selected extension events.
- *
- */
-
- int
- SProcXGetSelectedExtensionEvents(client)
- register ClientPtr client;
- {
- register char n;
-
- REQUEST(xGetSelectedExtensionEventsReq);
- swaps(&stuff->length, n);
- swapl(&stuff->window, n);
- return(ProcXGetSelectedExtensionEvents(client));
- }
-
- /***********************************************************************
- *
- * This procedure gets the current device select mask,
- * if the client and server have a different byte ordering.
- *
- */
-
- int
- ProcXGetSelectedExtensionEvents(client)
- register ClientPtr client;
- {
- int i;
- int total_length = 0;
- xGetSelectedExtensionEventsReply rep;
- WindowPtr pWin;
- XEventClass *buf;
- XEventClass *tclient;
- XEventClass *aclient;
- XEventClass *ClassFromMask ();
- void Swap32Write();
- OtherInputMasks *pOthers;
- InputClientsPtr others;
-
- REQUEST(xGetSelectedExtensionEventsReq);
- REQUEST_SIZE_MATCH(xGetSelectedExtensionEventsReq);
-
- rep.repType = X_Reply;
- rep.RepType = X_GetSelectedExtensionEvents;
- rep.length = 0;
- rep.sequenceNumber = client->sequence;
- rep.this_client_count = 0;
- rep.all_clients_count = 0;
-
- if (!(pWin = LookupWindow(stuff->window, client)))
- {
- SendErrorToClient(client, IReqCode, X_GetSelectedExtensionEvents, 0,
- BadWindow);
- return Success;
- }
-
- if (pOthers=wOtherInputMasks(pWin))
- {
- for (others = pOthers->inputClients; others; others=others->next)
- for (i=0; i<EMASKSIZE; i++)
- tclient = ClassFromMask (NULL, others->mask[i], i,
- &rep.all_clients_count, COUNT);
-
- for (others = pOthers->inputClients; others; others=others->next)
- if (SameClient(others, client))
- {
- for (i=0; i<EMASKSIZE; i++)
- tclient = ClassFromMask (NULL, others->mask[i], i,
- &rep.this_client_count, COUNT);
- break;
- }
-
- total_length = (rep.all_clients_count + rep.this_client_count) *
- sizeof (XEventClass);
- rep.length = (total_length + 3) >> 2;
- buf = (XEventClass *) Xalloc (total_length);
-
- tclient = buf;
- aclient = buf + rep.this_client_count;
- if (others)
- for (i=0; i<EMASKSIZE; i++)
- tclient = ClassFromMask (tclient, others->mask[i], i, NULL, CREATE);
-
- for (others = pOthers->inputClients; others; others=others->next)
- for (i=0; i<EMASKSIZE; i++)
- aclient = ClassFromMask (aclient, others->mask[i], i, NULL, CREATE);
- }
-
- WriteReplyToClient (client, sizeof(xGetSelectedExtensionEventsReply), &rep);
-
- if (total_length)
- {
- client->pSwapReplyFunc = Swap32Write;
- WriteSwappedDataToClient( client, total_length, buf);
- Xfree (buf);
- }
- return Success;
- }
-
- /***********************************************************************
- *
- * This procedure writes the reply for the XGetSelectedExtensionEvents function,
- * if the client and server have a different byte ordering.
- *
- */
-
- SRepXGetSelectedExtensionEvents (client, size, rep)
- ClientPtr client;
- int size;
- xGetSelectedExtensionEventsReply *rep;
- {
- register char n;
-
- swaps(&rep->sequenceNumber, n);
- swapl(&rep->length, n);
- swaps(&rep->this_client_count, n);
- swaps(&rep->all_clients_count, n);
- WriteToClient(client, size, rep);
- }
-