125 lines
4.2 KiB
C
125 lines
4.2 KiB
C
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/************************************************************
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Copyright 1989, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall not be
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used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from The Open Group.
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Copyright 1989 by Hewlett-Packard Company, Palo Alto, California.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the name of Hewlett-Packard not be
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used in advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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HEWLETT-PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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HEWLETT-PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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SOFTWARE.
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********************************************************/
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/***********************************************************************
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*
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* XSendExtensionEvent - send an extension event to a client.
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <X11/extensions/XI.h>
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#include <X11/extensions/XIproto.h>
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#include <X11/Xlibint.h>
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#include <X11/extensions/XInput.h>
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#include <X11/extensions/extutil.h>
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#include "XIint.h"
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/* Xlib's wire_vec is defined for a single event only, libXi may return
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* multiple events.
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*/
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typedef Status (*ext_event_to_wire)(Display*, XEvent*, xEvent**, int*);
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Status
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XSendExtensionEvent(
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register Display *dpy,
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XDevice *dev,
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Window dest,
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Bool prop,
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int count,
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XEventClass *list,
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XEvent *event)
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{
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int num_events;
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int ev_size;
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xSendExtensionEventReq *req;
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xEvent *ev;
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ext_event_to_wire *fp;
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Status status;
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XExtDisplayInfo *info = XInput_find_display(dpy);
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LockDisplay(dpy);
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if (_XiCheckExtInit(dpy, XInput_Initial_Release, info) == -1)
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return (NoSuchExtension);
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/* call through display to find proper conversion routine */
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fp = (ext_event_to_wire*)&dpy->wire_vec[event->type & 0177];
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if (*fp == NULL)
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*fp = _XiEventToWire;
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status = (*fp) (dpy, event, &ev, &num_events);
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if (status) {
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GetReq(SendExtensionEvent, req);
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req->reqType = info->codes->major_opcode;
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req->ReqType = X_SendExtensionEvent;
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req->deviceid = dev->device_id;
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req->destination = dest;
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req->propagate = prop;
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req->count = count;
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req->num_events = num_events;
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ev_size = num_events * sizeof(xEvent);
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req->length += (count + (ev_size >> 2));
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/* note: Data is a macro that uses its arguments multiple
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* times, so "count" is changed in a separate assignment
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* statement. Any extra events must be sent before the event
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* list, in order to ensure quad alignment. */
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Data(dpy, (char *)ev, ev_size);
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count <<= 2;
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Data32(dpy, (long *)list, count);
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XFree((char *)ev);
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}
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UnlockDisplay(dpy);
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SyncHandle();
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return (status);
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}
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