diff options
Diffstat (limited to 'libXt/src/EventUtil.c')
| -rw-r--r-- | libXt/src/EventUtil.c | 464 |
1 files changed, 232 insertions, 232 deletions
diff --git a/libXt/src/EventUtil.c b/libXt/src/EventUtil.c index 91ad31fae..8beda1dcd 100644 --- a/libXt/src/EventUtil.c +++ b/libXt/src/EventUtil.c @@ -1,232 +1,232 @@ -/* - -Copyright (c) 1993, Oracle and/or its affiliates. All rights reserved. - -Permission is hereby granted, free of charge, to any person obtaining a -copy of this software and associated documentation files (the "Software"), -to deal in the Software without restriction, including without limitation -the rights to use, copy, modify, merge, publish, distribute, sublicense, -and/or sell copies of the Software, and to permit persons to whom the -Software is furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice (including the next -paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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. - -*/ -/******************************************************** - -Copyright 1988 by Hewlett-Packard Company -Copyright 1987, 1988, 1989 by Digital Equipment Corporation, Maynard, Massachusetts - -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 names of -Hewlett-Packard or Digital not be used in advertising or -publicity pertaining to distribution of the software without specific, -written prior permission. - -DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING -ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL -DIGITAL 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. - -********************************************************/ - -/* - -Copyright 1987, 1988, 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. - -*/ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif -#include "IntrinsicI.h" -#include "PassivGraI.h" -#include "StringDefs.h" -#include "EventI.h" - -static XContext perWidgetInputContext = 0; - -void _XtFreePerWidgetInput( - Widget w, - XtPerWidgetInput pwi) -{ - LOCK_PROCESS; - XDeleteContext(XtDisplay(w), - (Window)w, - perWidgetInputContext); - - XtFree((char *)pwi); - UNLOCK_PROCESS; -} - -/* - * This routine gets the passive list associated with the widget - * from the context manager. - */ -XtPerWidgetInput _XtGetPerWidgetInput( - Widget widget, - _XtBoolean create) -{ - XtPerWidgetInput pwi = NULL; - Display *dpy = widget->core.screen->display; - - LOCK_PROCESS; - if (! perWidgetInputContext) - perWidgetInputContext = XUniqueContext(); - - if (XFindContext(dpy, - (Window)widget, - perWidgetInputContext, - (XPointer *)&pwi) && - create) - { - pwi = (XtPerWidgetInput) - __XtMalloc((unsigned) sizeof(XtPerWidgetInputRec)); - - pwi->focusKid = NULL; - pwi->queryEventDescendant = NULL; - pwi->focalPoint = XtUnrelated; - pwi->keyList = - pwi->ptrList = NULL; - - pwi->haveFocus = - pwi->map_handler_added = - pwi->realize_handler_added = - pwi->active_handler_added = FALSE; - - XtAddCallback(widget, XtNdestroyCallback, - _XtDestroyServerGrabs, (XtPointer)pwi); - - (void) XSaveContext(dpy, - (Window)widget, - perWidgetInputContext, - (char *) pwi); - } - UNLOCK_PROCESS; - return pwi; -} - - -void _XtFillAncestorList( - Widget **listPtr, - int *maxElemsPtr, - int *numElemsPtr, - Widget start, - Widget breakWidget) -{ -#define CACHESIZE 16 - Cardinal i; - Widget w; - Widget *trace = *listPtr; - - /* First time in, allocate the ancestor list */ - if (trace == NULL) - { - trace = (Widget *) __XtMalloc(CACHESIZE * sizeof(Widget)); - *maxElemsPtr = CACHESIZE; - } - /* First fill in the ancestor list */ - - trace[0] = start; - - for (i = 1, w = XtParent(start); - w != NULL && !XtIsShell(trace[i-1]) && trace[i-1] != breakWidget; - w = XtParent(w), i++) { - if (i == (Cardinal) *maxElemsPtr) { - /* This should rarely happen, but if it does it'll probably - happen again, so grow the ancestor list */ - *maxElemsPtr += CACHESIZE; - trace = (Widget *) XtRealloc((char*)trace, - sizeof(Widget) * (*maxElemsPtr)); - } - trace[i] = w; - } - *listPtr = trace; - *numElemsPtr = i; -#undef CACHESIZE -} - - -Widget _XtFindRemapWidget( - XEvent *event, - Widget widget, - EventMask mask, - XtPerDisplayInput pdi) -{ - Widget dspWidget = widget; - - if (!pdi->traceDepth || !(widget == pdi->trace[0])) - { - _XtFillAncestorList(&pdi->trace, &pdi->traceMax, - &pdi->traceDepth, widget, NULL); - pdi->focusWidget = NULL; /* invalidate the focus - cache */ - } - if (mask & (KeyPressMask | KeyReleaseMask)) - dspWidget = _XtProcessKeyboardEvent((XKeyEvent*)event, widget, pdi); - else if (mask &(ButtonPressMask | ButtonReleaseMask)) - dspWidget = _XtProcessPointerEvent((XButtonEvent*)event, widget,pdi); - - return dspWidget; -} - -void _XtUngrabBadGrabs( - XEvent *event, - Widget widget, - EventMask mask, - XtPerDisplayInput pdi) -{ - XKeyEvent * ke = (XKeyEvent *) event; - - if (mask & (KeyPressMask | KeyReleaseMask)) - { - if (IsServerGrab(pdi->keyboard.grabType) && - !_XtOnGrabList(pdi->keyboard.grab.widget, - pdi->grabList)) - XtUngrabKeyboard(widget, ke->time); - - } - else - { - if (IsServerGrab(pdi->pointer.grabType) && - !_XtOnGrabList(pdi->pointer.grab.widget, - pdi->grabList)) - XtUngrabPointer(widget, ke->time); - } -} +/*
+
+Copyright (c) 1993, Oracle and/or its affiliates. All rights reserved.
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the "Software"),
+to deal in the Software without restriction, including without limitation
+the rights to use, copy, modify, merge, publish, distribute, sublicense,
+and/or sell copies of the Software, and to permit persons to whom the
+Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice (including the next
+paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.
+
+*/
+/********************************************************
+
+Copyright 1988 by Hewlett-Packard Company
+Copyright 1987, 1988, 1989 by Digital Equipment Corporation, Maynard, Massachusetts
+
+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 names of
+Hewlett-Packard or Digital not be used in advertising or
+publicity pertaining to distribution of the software without specific,
+written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL 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.
+
+********************************************************/
+
+/*
+
+Copyright 1987, 1988, 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.
+
+*/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include "IntrinsicI.h"
+#include "PassivGraI.h"
+#include "StringDefs.h"
+#include "EventI.h"
+
+static XContext perWidgetInputContext = 0;
+
+void _XtFreePerWidgetInput(
+ Widget w,
+ XtPerWidgetInput pwi)
+{
+ LOCK_PROCESS;
+ XDeleteContext(XtDisplay(w),
+ (Window)w,
+ perWidgetInputContext);
+
+ XtFree((char *)pwi);
+ UNLOCK_PROCESS;
+}
+
+/*
+ * This routine gets the passive list associated with the widget
+ * from the context manager.
+ */
+XtPerWidgetInput _XtGetPerWidgetInput(
+ Widget widget,
+ _XtBoolean create)
+{
+ XtPerWidgetInput pwi = NULL;
+ Display *dpy = widget->core.screen->display;
+
+ LOCK_PROCESS;
+ if (! perWidgetInputContext)
+ perWidgetInputContext = XUniqueContext();
+
+ if (XFindContext(dpy,
+ (Window)widget,
+ perWidgetInputContext,
+ (XPointer *)&pwi) &&
+ create)
+ {
+ pwi = (XtPerWidgetInput)
+ __XtMalloc((unsigned) sizeof(XtPerWidgetInputRec));
+
+ pwi->focusKid = NULL;
+ pwi->queryEventDescendant = NULL;
+ pwi->focalPoint = XtUnrelated;
+ pwi->keyList =
+ pwi->ptrList = NULL;
+
+ pwi->haveFocus =
+ pwi->map_handler_added =
+ pwi->realize_handler_added =
+ pwi->active_handler_added = FALSE;
+
+ XtAddCallback(widget, XtNdestroyCallback,
+ _XtDestroyServerGrabs, (XtPointer)pwi);
+
+ (void) XSaveContext(dpy,
+ (Window)widget,
+ perWidgetInputContext,
+ (char *) pwi);
+ }
+ UNLOCK_PROCESS;
+ return pwi;
+}
+
+
+void _XtFillAncestorList(
+ Widget **listPtr,
+ int *maxElemsPtr,
+ int *numElemsPtr,
+ Widget start,
+ Widget breakWidget)
+{
+#define CACHESIZE 16
+ Cardinal i;
+ Widget w;
+ Widget *trace = *listPtr;
+
+ /* First time in, allocate the ancestor list */
+ if (trace == NULL)
+ {
+ trace = (Widget *) __XtMalloc(CACHESIZE * sizeof(Widget));
+ *maxElemsPtr = CACHESIZE;
+ }
+ /* First fill in the ancestor list */
+
+ trace[0] = start;
+
+ for (i = 1, w = XtParent(start);
+ w != NULL && !XtIsShell(trace[i-1]) && trace[i-1] != breakWidget;
+ w = XtParent(w), i++) {
+ if (i == (Cardinal) *maxElemsPtr) {
+ /* This should rarely happen, but if it does it'll probably
+ happen again, so grow the ancestor list */
+ *maxElemsPtr += CACHESIZE;
+ trace = (Widget *) XtRealloc((char*)trace,
+ sizeof(Widget) * (*maxElemsPtr));
+ }
+ trace[i] = w;
+ }
+ *listPtr = trace;
+ *numElemsPtr = i;
+#undef CACHESIZE
+}
+
+
+Widget _XtFindRemapWidget(
+ XEvent *event,
+ Widget widget,
+ EventMask mask,
+ XtPerDisplayInput pdi)
+{
+ Widget dspWidget = widget;
+
+ if (!pdi->traceDepth || !(widget == pdi->trace[0]))
+ {
+ _XtFillAncestorList(&pdi->trace, &pdi->traceMax,
+ &pdi->traceDepth, widget, NULL);
+ pdi->focusWidget = NULL; /* invalidate the focus
+ cache */
+ }
+ if (mask & (KeyPressMask | KeyReleaseMask))
+ dspWidget = _XtProcessKeyboardEvent((XKeyEvent*)event, widget, pdi);
+ else if (mask &(ButtonPressMask | ButtonReleaseMask))
+ dspWidget = _XtProcessPointerEvent((XButtonEvent*)event, widget,pdi);
+
+ return dspWidget;
+}
+
+void _XtUngrabBadGrabs(
+ XEvent *event,
+ Widget widget,
+ EventMask mask,
+ XtPerDisplayInput pdi)
+{
+ XKeyEvent * ke = (XKeyEvent *) event;
+
+ if (mask & (KeyPressMask | KeyReleaseMask))
+ {
+ if (IsServerGrab(pdi->keyboard.grabType) &&
+ !_XtOnGrabList(pdi->keyboard.grab.widget,
+ pdi->grabList))
+ XtUngrabKeyboard(widget, ke->time);
+
+ }
+ else
+ {
+ if (IsServerGrab(pdi->pointer.grabType) &&
+ !_XtOnGrabList(pdi->pointer.grab.widget,
+ pdi->grabList))
+ XtUngrabPointer(widget, ke->time);
+ }
+}
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