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37c3d2aef0
Posting an event through a master device may cause pointer jumps once
lastSlave == master, caused by double scaling. To avoid this, post the fake
event generated by XKB through the XTEST device instead.
Fedora bug #560356 <https://bugzilla.redhat.com/560356>
Tested-by: Andrew McNabb
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Daniel Stone <daniel@fooishbar.org>
(cherry picked from commit 108457dff8)
77 lines
2.7 KiB
C
77 lines
2.7 KiB
C
/************************************************************
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Copyright (c) 1995 by Silicon Graphics Computer Systems, Inc.
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Permission to use, copy, modify, and distribute this
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software and its documentation for any purpose and without
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fee is hereby granted, provided that the above copyright
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notice appear in all copies and that both that copyright
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notice and this permission notice appear in supporting
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documentation, and that the name of Silicon Graphics not be
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used in advertising or publicity pertaining to distribution
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of the software without specific prior written permission.
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Silicon Graphics makes no representation about the suitability
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of this software for any purpose. It is provided "as is"
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without any express or implied warranty.
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SILICON GRAPHICS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
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SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
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GRAPHICS BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
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DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
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OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH
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THE USE OR PERFORMANCE OF THIS SOFTWARE.
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********************************************************/
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include <stdio.h>
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#include <X11/X.h>
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#include <X11/Xproto.h>
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#include <X11/keysym.h>
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#include "inputstr.h"
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#include "scrnintstr.h"
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#include "windowstr.h"
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#include "eventstr.h"
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#include <xkbsrv.h>
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#include "mi.h"
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#include <X11/extensions/XI.h>
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#include <X11/extensions/XIproto.h>
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void
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XkbDDXFakeDeviceButton(DeviceIntPtr dev,Bool press,int button)
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{
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EventListPtr events;
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int nevents, i;
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DeviceIntPtr ptr;
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/* If dev is a slave device, and the SD is attached, do nothing. If we'd
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* post through the attached master pointer we'd get duplicate events.
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*
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* if dev is a master keyboard, post through the XTEST device
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*
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* if dev is a floating slave, post through the device itself.
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*/
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if (IsMaster(dev))
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ptr = GetXTestDevice(GetMaster(dev, MASTER_POINTER));
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else if (!dev->u.master)
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ptr = dev;
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else
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return;
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events = InitEventList(GetMaximumEventsNum());
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nevents = GetPointerEvents(events, ptr,
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press ? ButtonPress : ButtonRelease, button,
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0 /* flags */, 0 /* first */,
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0 /* num_val */, NULL);
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for (i = 0; i < nevents; i++)
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mieqProcessDeviceEvent(ptr, (InternalEvent*)events[i].event, NULL);
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FreeEventList(events, GetMaximumEventsNum());
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}
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