diff options
Diffstat (limited to 'src/XGtSelect.c')
| -rw-r--r-- | src/XGtSelect.c | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/src/XGtSelect.c b/src/XGtSelect.c new file mode 100644 index 0000000..2d76a4f --- /dev/null +++ b/src/XGtSelect.c @@ -0,0 +1,144 @@ +/* $Xorg: XGtSelect.c,v 1.4 2001/02/09 02:03:51 xorgcvs Exp $ */ + +/************************************************************ + +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. + +********************************************************/ + +/*********************************************************************** + * + * XGetSelectedExtensionEvents - return a list of currently selected events. + * + */ + +#include "XI.h" +#include "XIproto.h" +#include "Xlibint.h" +#include "XInput.h" +#include "extutil.h" + +int +XGetSelectedExtensionEvents (dpy, w, this_client_count, this_client_list, + all_clients_count, all_clients_list) + register Display *dpy; + Window w; + int *this_client_count; + XEventClass **this_client_list; + int *all_clients_count; + XEventClass **all_clients_list; + { + int tlen, alen; + register xGetSelectedExtensionEventsReq *req; + xGetSelectedExtensionEventsReply rep; + XExtDisplayInfo *info = (XExtDisplayInfo *) XInput_find_display (dpy); + + LockDisplay (dpy); + if (_XiCheckExtInit(dpy, XInput_Initial_Release) == -1) + return (NoSuchExtension); + GetReq(GetSelectedExtensionEvents,req); + + req->reqType = info->codes->major_opcode; + req->ReqType = X_GetSelectedExtensionEvents; + req->window = w; + + if (! _XReply (dpy, (xReply *) &rep, 0, xFalse)) + { + UnlockDisplay(dpy); + SyncHandle(); + return Success; + } + + *this_client_count = rep.this_client_count; + *all_clients_count = rep.all_clients_count; + + if (rep.length) + { + int i; + CARD32 ec; + tlen = (*this_client_count) * sizeof(CARD32); + alen = (rep.length << 2) - tlen; + + if (tlen) + { + *this_client_list = (XEventClass *) Xmalloc ( + *this_client_count * sizeof(XEventClass)); + if (!*this_client_list) + { + _XEatData (dpy, (unsigned long) tlen+alen); + return (Success); + } + for (i = 0; i < *this_client_count; i++) + { + _XRead (dpy, (char *)(&ec), sizeof(CARD32)); + (*this_client_list)[i] = (XEventClass)ec; + } + } + else + *this_client_list = (XEventClass *) NULL; + if (alen) + { + *all_clients_list = (XEventClass *) Xmalloc ( + *all_clients_count * sizeof(XEventClass)); + if (!*all_clients_list) + { + Xfree((char *)*this_client_list); + *this_client_list = NULL; + _XEatData (dpy, (unsigned long) alen); + return (Success); + } + for (i = 0; i < *all_clients_count; i++) + { + _XRead (dpy, (char *)(&ec), sizeof(CARD32)); + (*all_clients_list)[i] = (XEventClass)ec; + } + } + else + *all_clients_list = (XEventClass *) NULL; + + } + + UnlockDisplay(dpy); + SyncHandle(); + return (Success); + } |