diff options
Diffstat (limited to 'xorg-server/Xi/chgprop.c')
| -rw-r--r-- | xorg-server/Xi/chgprop.c | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/xorg-server/Xi/chgprop.c b/xorg-server/Xi/chgprop.c new file mode 100644 index 000000000..3fb33e129 --- /dev/null +++ b/xorg-server/Xi/chgprop.c @@ -0,0 +1,145 @@ +/************************************************************ + +Copyright 1989, 1998 The Open Group + +Permission to use, copy, modify, distribute, and sell this software and its +documentation for any purpose is hereby granted without fee, provided that +the above copyright notice appear in all copies and that both that +copyright notice and this permission notice appear in supporting +documentation. + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +Except as contained in this notice, the name of The Open Group shall not be +used in advertising or otherwise to promote the sale, use or other dealings +in this Software without prior written authorization from The Open Group. + +Copyright 1989 by Hewlett-Packard Company, Palo Alto, California. + + 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 name of Hewlett-Packard 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. + +********************************************************/ + +/*********************************************************************** + * + * Function to modify the dont-propagate-list for an extension input device. + * + */ + +#define NEED_EVENTS +#define NEED_REPLIES +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include "inputstr.h" /* DeviceIntPtr */ +#include "windowstr.h" +#include <X11/extensions/XI.h> +#include <X11/extensions/XIproto.h> + +#include "exevents.h" +#include "exglobals.h" + +#include "chgprop.h" +#include "grabdev.h" + +/*********************************************************************** + * + * This procedure returns the extension version. + * + */ + +int +SProcXChangeDeviceDontPropagateList(ClientPtr client) +{ + char n; + + REQUEST(xChangeDeviceDontPropagateListReq); + swaps(&stuff->length, n); + REQUEST_AT_LEAST_SIZE(xChangeDeviceDontPropagateListReq); + swapl(&stuff->window, n); + swaps(&stuff->count, n); + REQUEST_FIXED_SIZE(xChangeDeviceDontPropagateListReq, + stuff->count * sizeof(CARD32)); + SwapLongs((CARD32 *) (&stuff[1]), stuff->count); + return (ProcXChangeDeviceDontPropagateList(client)); +} + +/*********************************************************************** + * + * This procedure changes the dont-propagate list for the specified window. + * + */ + +int +ProcXChangeDeviceDontPropagateList(ClientPtr client) +{ + int i, rc; + WindowPtr pWin; + struct tmask tmp[EMASKSIZE]; + OtherInputMasks *others; + + REQUEST(xChangeDeviceDontPropagateListReq); + REQUEST_AT_LEAST_SIZE(xChangeDeviceDontPropagateListReq); + + if (stuff->length != (sizeof(xChangeDeviceDontPropagateListReq) >> 2) + + stuff->count) + return BadLength; + + rc = dixLookupWindow(&pWin, stuff->window, client, DixSetAttrAccess); + if (rc != Success) + return rc; + + if (stuff->mode != AddToList && stuff->mode != DeleteFromList) { + client->errorValue = stuff->window; + return BadMode; + } + + if ((rc = CreateMaskFromList(client, (XEventClass *) & stuff[1], + stuff->count, tmp, NULL, + X_ChangeDeviceDontPropagateList)) != Success) + return rc; + + others = wOtherInputMasks(pWin); + if (!others && stuff->mode == DeleteFromList) + return Success; + for (i = 0; i < EMASKSIZE; i++) { + if (tmp[i].mask == 0) + continue; + + if (stuff->mode == DeleteFromList) + tmp[i].mask = (others->dontPropagateMask[i] & ~tmp[i].mask); + else if (others) + tmp[i].mask |= others->dontPropagateMask[i]; + + if (DeviceEventSuppressForWindow(pWin, client, tmp[i].mask, i) != + Success) + return BadClass; + } + + return Success; +} |