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- /* $XConsortium: XGrabDev.c,v 1.5 91/07/23 12:27:52 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.
-
- ********************************************************/
-
- /***********************************************************************
- *
- * XGrabDevice - grab an extension input device.
- *
- */
-
- #include "XI.h"
- #include "XIproto.h"
- #include "Xlibint.h"
- #include "XInput.h"
- #include "extutil.h"
-
- int
- XGrabDevice (dpy, dev, grab_window, ownerEvents, event_count, event_list,
- this_device_mode, other_devices_mode, time)
- register Display *dpy;
- XDevice *dev;
- Window grab_window;
- Bool ownerEvents;
- int event_count;
- XEventClass *event_list;
- int this_device_mode;
- int other_devices_mode;
- Time time;
- {
- xGrabDeviceReply rep;
- register xGrabDeviceReq *req;
- XExtDisplayInfo *info = (XExtDisplayInfo *) XInput_find_display (dpy);
-
- LockDisplay (dpy);
- if (CheckExtInit(dpy, XInput_Initial_Release) == -1)
- return (NoSuchExtension);
-
- GetReq(GrabDevice,req);
- req->reqType = info->codes->major_opcode;
- req->ReqType = X_GrabDevice;
-
- req->deviceid = dev->device_id;
- req->grabWindow = grab_window;
- req->ownerEvents = ownerEvents;
- req->event_count = event_count;
- req->this_device_mode = this_device_mode;
- req->other_devices_mode = other_devices_mode;
- req->time = time;
- req->length += event_count;
-
- /* note: Data is a macro that uses its arguments multiple
- times, so "nvalues" is changed in a separate assignment
- statement */
-
- event_count <<= 2;
- Data (dpy, (char *) event_list, event_count);
-
- if (_XReply (dpy, (xReply *) &rep, 0, xTrue) == 0)
- rep.status = GrabSuccess;
- UnlockDisplay(dpy);
- SyncHandle();
- return (rep.status);
- }
-