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83 lines
2.5 KiB
C
83 lines
2.5 KiB
C
/************************************************************
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Copyright 2008 Peter Hutterer
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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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AUTHOR 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 author 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 author.
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*/
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/***********************************************************************
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* XListDeviceProperties - List an input device's properties.
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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/Xlibint.h>
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#include <X11/extensions/XI.h>
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#include <X11/extensions/XIproto.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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Atom*
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XListDeviceProperties(Display* dpy, XDevice* dev, int *nprops_return)
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{
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xListDevicePropertiesReq *req;
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xListDevicePropertiesReply rep;
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XExtDisplayInfo *info = XInput_find_display(dpy);
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Atom *props = NULL;
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LockDisplay(dpy);
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*nprops_return = 0;
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if (_XiCheckExtInit(dpy, XInput_Initial_Release, info) == -1)
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return NULL;
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GetReq(ListDeviceProperties, req);
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req->reqType = info->codes->major_opcode;
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req->ReqType = X_ListDeviceProperties;
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req->deviceid = dev->device_id;
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if (!_XReply(dpy, (xReply*)&rep, 0, xFalse))
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goto cleanup;
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if (rep.nAtoms) {
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props = (Atom*)Xmalloc(rep.nAtoms * sizeof(Atom));
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if (!props)
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{
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_XEatDataWords(dpy, rep.length);
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goto cleanup;
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}
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_XRead32(dpy, (long*)props, rep.nAtoms << 2);
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}
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*nprops_return = rep.nAtoms;
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cleanup:
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UnlockDisplay(dpy);
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SyncHandle();
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return props;
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}
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