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Diffstat (limited to 'Xi/getselev.c')
| -rw-r--r-- | Xi/getselev.c | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/Xi/getselev.c b/Xi/getselev.c new file mode 100644 index 000000000..8ac16d1d0 --- /dev/null +++ b/Xi/getselev.c @@ -0,0 +1,189 @@ +/************************************************************ + +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. + +********************************************************/ + +/* $Xorg: getselev.c,v 1.4 2001/02/09 02:04:34 xorgcvs Exp $ */ + +/*********************************************************************** + * + * Extension function to get the current selected events for a given window. + * + */ + +#define NEED_EVENTS +#define NEED_REPLIES +#include "X.h" /* for inputstr.h */ +#include "Xproto.h" /* Request macro */ +#include "XI.h" +#include "XIproto.h" +#include "inputstr.h" /* DeviceIntPtr */ +#include "windowstr.h" /* window struct */ + +extern int IReqCode; +extern void (* ReplySwapVector[256]) (); +DeviceIntPtr LookupDeviceIntRec(); + +/*********************************************************************** + * + * This procedure gets the current selected extension events. + * + */ + +int +SProcXGetSelectedExtensionEvents(client) + register ClientPtr client; + { + register char n; + + REQUEST(xGetSelectedExtensionEventsReq); + swaps(&stuff->length, n); + REQUEST_SIZE_MATCH(xGetSelectedExtensionEventsReq); + swapl(&stuff->window, n); + return(ProcXGetSelectedExtensionEvents(client)); + } + +/*********************************************************************** + * + * This procedure gets the current device select mask, + * if the client and server have a different byte ordering. + * + */ + +int +ProcXGetSelectedExtensionEvents(client) + register ClientPtr client; + { + int i; + int total_length = 0; + xGetSelectedExtensionEventsReply rep; + WindowPtr pWin; + XEventClass *buf; + XEventClass *tclient; + XEventClass *aclient; + XEventClass *ClassFromMask (); + void Swap32Write(); + OtherInputMasks *pOthers; + InputClientsPtr others; + + REQUEST(xGetSelectedExtensionEventsReq); + REQUEST_SIZE_MATCH(xGetSelectedExtensionEventsReq); + + rep.repType = X_Reply; + rep.RepType = X_GetSelectedExtensionEvents; + rep.length = 0; + rep.sequenceNumber = client->sequence; + rep.this_client_count = 0; + rep.all_clients_count = 0; + + if (!(pWin = LookupWindow(stuff->window, client))) + { + SendErrorToClient(client, IReqCode, X_GetSelectedExtensionEvents, 0, + BadWindow); + return Success; + } + + if (pOthers=wOtherInputMasks(pWin)) + { + for (others = pOthers->inputClients; others; others=others->next) + for (i=0; i<EMASKSIZE; i++) + tclient = ClassFromMask (NULL, others->mask[i], i, + &rep.all_clients_count, COUNT); + + for (others = pOthers->inputClients; others; others=others->next) + if (SameClient(others, client)) + { + for (i=0; i<EMASKSIZE; i++) + tclient = ClassFromMask (NULL, others->mask[i], i, + &rep.this_client_count, COUNT); + break; + } + + total_length = (rep.all_clients_count + rep.this_client_count) * + sizeof (XEventClass); + rep.length = (total_length + 3) >> 2; + buf = (XEventClass *) Xalloc (total_length); + + tclient = buf; + aclient = buf + rep.this_client_count; + if (others) + for (i=0; i<EMASKSIZE; i++) + tclient = ClassFromMask (tclient, others->mask[i], i, NULL, CREATE); + + for (others = pOthers->inputClients; others; others=others->next) + for (i=0; i<EMASKSIZE; i++) + aclient = ClassFromMask (aclient, others->mask[i], i, NULL, CREATE); + } + + WriteReplyToClient (client, sizeof(xGetSelectedExtensionEventsReply), &rep); + + if (total_length) + { + client->pSwapReplyFunc = Swap32Write; + WriteSwappedDataToClient( client, total_length, buf); + Xfree (buf); + } + return Success; + } + +/*********************************************************************** + * + * This procedure writes the reply for the XGetSelectedExtensionEvents function, + * if the client and server have a different byte ordering. + * + */ + +SRepXGetSelectedExtensionEvents (client, size, rep) + ClientPtr client; + int size; + xGetSelectedExtensionEventsReply *rep; + { + register char n; + + swaps(&rep->sequenceNumber, n); + swapl(&rep->length, n); + swaps(&rep->this_client_count, n); + swaps(&rep->all_clients_count, n); + WriteToClient(client, size, (char *)rep); + } |