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- /* $XConsortium: XGtSelect.c,v 1.6 91/05/05 16:31:24 rws Exp $ */
-
- /************************************************************
- 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.
-
- ********************************************************/
-
- /***********************************************************************
- *
- * XGetSelectedExtensionEvents - return a list of currently selected events.
- *
- */
-
- #include "XI.h"
- #include "XIproto.h"
- #include "Xlibint.h"
- #include "Xproto.h"
- #include "XInput.h"
- #include "extutil.h"
-
- int
- XGetSelectedExtensionEvents (dpy, w, this_client_count, this_client_list,
- all_clients_count, all_clients_list)
- register Display *dpy;
- Window w;
- int *this_client_count;
- XEventClass **this_client_list;
- int *all_clients_count;
- XEventClass **all_clients_list;
- {
- int tlen, alen;
- register xGetSelectedExtensionEventsReq *req;
- xGetSelectedExtensionEventsReply rep;
- XExtDisplayInfo *info = (XExtDisplayInfo *) XInput_find_display (dpy);
-
- LockDisplay (dpy);
- if (CheckExtInit(dpy, XInput_Initial_Release) == -1)
- return (NoSuchExtension);
- GetReq(GetSelectedExtensionEvents,req);
-
- req->reqType = info->codes->major_opcode;
- req->ReqType = X_GetSelectedExtensionEvents;
- req->window = w;
-
- if (! _XReply (dpy, (xReply *) &rep, 0, xFalse))
- {
- UnlockDisplay(dpy);
- SyncHandle();
- return Success;
- }
-
- *this_client_count = rep.this_client_count;
- *all_clients_count = rep.all_clients_count;
-
- tlen = (*this_client_count) * sizeof(XEventClass);
- alen = (rep.length << 2) - tlen;
-
- *this_client_list = (XEventClass *) Xmalloc (tlen);
- if (*this_client_list) {
- *all_clients_list = (XEventClass *) Xmalloc (alen);
- if (!*all_clients_list) {
- Xfree((char *)*this_client_list);
- *this_client_list = NULL;
- }
- }
-
- if (*this_client_list) {
- _XRead (dpy, *this_client_list, tlen);
- _XRead (dpy, *all_clients_list, alen);
- }
- else
- _XEatData (dpy, (unsigned long) tlen+alen);
-
- UnlockDisplay(dpy);
- SyncHandle();
- return (Success);
- }
-