diff options
Diffstat (limited to 'xorg-server/Xi/getselev.c')
| -rw-r--r-- | xorg-server/Xi/getselev.c | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/xorg-server/Xi/getselev.c b/xorg-server/Xi/getselev.c new file mode 100644 index 000000000..caa376fcb --- /dev/null +++ b/xorg-server/Xi/getselev.c @@ -0,0 +1,180 @@ +/************************************************************ + +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. + +********************************************************/ + +/*********************************************************************** + * + * Extension function to get the current selected events for a given window. + * + */ + +#define NEED_EVENTS +#define NEED_REPLIES +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include <X11/extensions/XI.h> +#include <X11/extensions/XIproto.h> +#include "inputstr.h" /* DeviceIntPtr */ +#include "windowstr.h" /* window struct */ +#include "exglobals.h" +#include "swaprep.h" + +#include "getprop.h" +#include "getselev.h" + +/*********************************************************************** + * + * This procedure gets the current selected extension events. + * + */ + +int +SProcXGetSelectedExtensionEvents(ClientPtr client) +{ + 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(ClientPtr client) +{ + int i, rc, total_length = 0; + xGetSelectedExtensionEventsReply rep; + WindowPtr pWin; + XEventClass *buf = NULL; + XEventClass *tclient; + XEventClass *aclient; + 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; + + rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); + if (rc != Success) + return rc; + + if ((pOthers = wOtherInputMasks(pWin)) != 0) { + 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 = (ReplySwapPtr) 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. + * + */ + +void +SRepXGetSelectedExtensionEvents(ClientPtr client, int size, + xGetSelectedExtensionEventsReply * rep) +{ + 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); +} |