diff options
Diffstat (limited to 'libXt/src/Manage.c')
| -rw-r--r-- | libXt/src/Manage.c | 1001 |
1 files changed, 499 insertions, 502 deletions
diff --git a/libXt/src/Manage.c b/libXt/src/Manage.c index 4c9a80fdc..4145a8a6c 100644 --- a/libXt/src/Manage.c +++ b/libXt/src/Manage.c @@ -1,502 +1,499 @@ -/* $Xorg: Manage.c,v 1.4 2001/02/09 02:03:55 xorgcvs Exp $ */ - -/*********************************************************** -Copyright 1993 Sun Microsystems, Inc. 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 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts. - - 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 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. - -******************************************************************/ -/* $XFree86: xc/lib/Xt/Manage.c,v 3.10tsi Exp $ */ - -/* - -Copyright 1987, 1988, 1994, 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" - -static String XtNinvalidChild = "invalidChild"; -static String XtNxtUnmanageChildren = "xtUnmanageChildren"; -static String XtNxtManageChildren = "xtManageChildren"; -static String XtNxtChangeManagedSet = "xtChangeManagedSet"; - -static void UnmanageChildren( - WidgetList children, - Cardinal num_children, - Widget parent, - Cardinal* num_unique_children, - Boolean call_change_managed, - String caller_func) -{ - Widget child; - Cardinal i; - XtWidgetProc change_managed = NULL; - Bool parent_realized = False; - - *num_unique_children = 0; - - if (XtIsComposite((Widget) parent)) { - LOCK_PROCESS; - change_managed = ((CompositeWidgetClass) parent->core.widget_class) - ->composite_class.change_managed; - UNLOCK_PROCESS; - parent_realized = XtIsRealized((Widget)parent); - } else { - XtAppErrorMsg(XtWidgetToApplicationContext((Widget)parent), - "invalidParent",caller_func, XtCXtToolkitError, - "Attempt to unmanage a child when parent is not Composite", - (String *) NULL, (Cardinal *) NULL); - } - - for (i = 0; i < num_children; i++) { - child = children[i]; - if (child == NULL) { - XtAppWarningMsg(XtWidgetToApplicationContext(parent), - XtNinvalidChild,caller_func,XtCXtToolkitError, - "Null child passed to XtUnmanageChildren", - (String *)NULL, (Cardinal *)NULL); - return; - } - if (child->core.parent != parent) { - XtAppWarningMsg(XtWidgetToApplicationContext(parent), - "ambiguousParent",caller_func,XtCXtToolkitError, - "Not all children have same parent in UnmanageChildren", - (String *)NULL, (Cardinal *)NULL); - } else - if (child->core.managed) { - (*num_unique_children)++; - CALLGEOTAT(_XtGeoTrace(child,"Child \"%s\" is marked unmanaged\n", - XtName(child))); - child->core.managed = FALSE; - if (XtIsWidget(child) - && XtIsRealized(child) - && child->core.mapped_when_managed) - XtUnmapWidget(child); - else - { /* RectObj child */ - Widget pw = child->core.parent; - RectObj r = (RectObj) child; - while ((pw!=NULL) && (!XtIsWidget(pw))) pw = pw->core.parent; - if ((pw!=NULL) && XtIsRealized (pw)) - XClearArea (XtDisplay (pw), XtWindow (pw), - r->rectangle.x, r->rectangle.y, - r->rectangle.width + (r->rectangle.border_width << 1), - r->rectangle.height + (r->rectangle.border_width << 1), - TRUE); - } - - } - } - if (call_change_managed && *num_unique_children != 0 && - change_managed != NULL && parent_realized) { - CALLGEOTAT(_XtGeoTrace((Widget)parent, - "Call parent: \"%s\"[%d,%d]'s changemanaged proc\n", - XtName((Widget)parent), - parent->core.width,parent->core.height)); - (*change_managed) (parent); - } -} /* UnmanageChildren */ - -void XtUnmanageChildren ( - WidgetList children, - Cardinal num_children) -{ - Widget parent, hookobj; - Cardinal ii; -#ifdef XTHREADS - XtAppContext app; -#endif - - if (num_children == 0) return; - if (children[0] == NULL) { - XtWarningMsg(XtNinvalidChild,XtNxtUnmanageChildren,XtCXtToolkitError, - "Null child found in argument list to unmanage", - (String *)NULL, (Cardinal *)NULL); - return; - } -#ifdef XTHREADS - app = XtWidgetToApplicationContext(children[0]); -#endif - LOCK_APP(app); - parent = children[0]->core.parent; - if (parent->core.being_destroyed) { - UNLOCK_APP(app); - return; - } - UnmanageChildren(children, num_children, parent, &ii, - (Boolean)True, XtNxtUnmanageChildren); - hookobj = XtHooksOfDisplay(XtDisplayOfObject(children[0])); - if (XtHasCallbacks(hookobj, XtNchangeHook) == XtCallbackHasSome) { - XtChangeHookDataRec call_data; - - call_data.type = XtHunmanageChildren; - call_data.widget = parent; - call_data.event_data = (XtPointer) children; - call_data.num_event_data = num_children; - XtCallCallbackList(hookobj, - ((HookObject)hookobj)->hooks.changehook_callbacks, - (XtPointer)&call_data); - } - UNLOCK_APP(app); -} /* XtUnmanageChildren */ - -void XtUnmanageChild( - Widget child) -{ - XtUnmanageChildren(&child, (Cardinal)1); -} /* XtUnmanageChild */ - - -static void ManageChildren( - WidgetList children, - Cardinal num_children, - Widget parent, - Boolean call_change_managed, - String caller_func) -{ -#define MAXCHILDREN 100 - Widget child; - Cardinal num_unique_children, i; - XtWidgetProc change_managed = NULL; - WidgetList unique_children; - Widget cache[MAXCHILDREN]; - Bool parent_realized = False; - - if (XtIsComposite((Widget) parent)) { - LOCK_PROCESS; - change_managed = ((CompositeWidgetClass) parent->core.widget_class) - ->composite_class.change_managed; - UNLOCK_PROCESS; - parent_realized = XtIsRealized((Widget)parent); - } else { - XtAppErrorMsg(XtWidgetToApplicationContext((Widget)parent), - "invalidParent",caller_func, XtCXtToolkitError, - "Attempt to manage a child when parent is not Composite", - (String *) NULL, (Cardinal *) NULL); - } - - /* Construct new list of children that really need to be operated upon. */ - if (num_children <= MAXCHILDREN) { - unique_children = cache; - } else { - unique_children = (WidgetList) __XtMalloc(num_children * sizeof(Widget)); - } - num_unique_children = 0; - for (i = 0; i < num_children; i++) { - child = children[i]; - if (child == NULL) { - XtAppWarningMsg(XtWidgetToApplicationContext((Widget)parent), - XtNinvalidChild,caller_func,XtCXtToolkitError, - "null child passed to ManageChildren", - (String *)NULL, (Cardinal *)NULL); - if (unique_children != cache) XtFree((char *) unique_children); - return; - } -#ifdef DEBUG - if (!XtIsRectObj(child)) { - String params[2]; - Cardinal num_params = 2; - params[0] = XtName(child); - params[1] = child->core.widget_class->core_class.class_name; - XtAppWarningMsg(XtWidgetToApplicationContext((Widget)parent), - "notRectObj",caller_func,XtCXtToolkitError, - "child \"%s\", class %s is not a RectObj", - params, &num_params); - continue; - } -#endif /*DEBUG*/ - if (child->core.parent != parent) { - XtAppWarningMsg(XtWidgetToApplicationContext((Widget)parent), - "ambiguousParent",caller_func,XtCXtToolkitError, - "Not all children have same parent in XtManageChildren", - (String *)NULL, (Cardinal *)NULL); - } else if (! child->core.managed && !child->core.being_destroyed) { - unique_children[num_unique_children++] = child; - CALLGEOTAT(_XtGeoTrace(child, - "Child \"%s\"[%d,%d] is marked managed\n", - XtName(child), - child->core.width,child->core.height)); - child->core.managed = TRUE; - } - } - - if ((call_change_managed || num_unique_children != 0) && parent_realized) { - /* Compute geometry of new managed set of children. */ - if (change_managed != NULL) { - CALLGEOTAT(_XtGeoTrace((Widget)parent, - "Call parent: \"%s\"[%d,%d]'s changemanaged\n", - XtName((Widget)parent), - parent->core.width,parent->core.height)); - (*change_managed) ((Widget)parent); - } - - /* Realize each child if necessary, then map if necessary */ - for (i = 0; i < num_unique_children; i++) { - child = unique_children[i]; - if (XtIsWidget(child)) { - if (! XtIsRealized(child)) XtRealizeWidget(child); - if (child->core.mapped_when_managed) XtMapWidget(child); - } else { /* RectObj child */ - Widget pw = child->core.parent; - RectObj r = (RectObj) child; - while ((pw!=NULL) && (!XtIsWidget(pw))) - pw = pw->core.parent; - if (pw != NULL) - XClearArea (XtDisplay (pw), XtWindow (pw), - r->rectangle.x, r->rectangle.y, - r->rectangle.width + (r->rectangle.border_width << 1), - r->rectangle.height + (r->rectangle.border_width << 1), - TRUE); - } - } - } - - if (unique_children != cache) XtFree((char *) unique_children); -} /* ManageChildren */ - -void XtManageChildren( - WidgetList children, - Cardinal num_children) -{ - Widget parent, hookobj; -#ifdef XTHREADS - XtAppContext app; -#endif - - if (num_children == 0) return; - if (children[0] == NULL) { - XtWarningMsg(XtNinvalidChild, XtNxtManageChildren, XtCXtToolkitError, - "null child passed to XtManageChildren", - (String*)NULL, (Cardinal*)NULL); - return; - } -#ifdef XTHREADS - app = XtWidgetToApplicationContext(children[0]); -#endif - LOCK_APP(app); - parent = children[0]->core.parent; - if (parent->core.being_destroyed) { - UNLOCK_APP(app); - return; - } - ManageChildren(children, num_children, parent, (Boolean)False, - XtNxtManageChildren); - hookobj = XtHooksOfDisplay(XtDisplayOfObject(children[0])); - if (XtHasCallbacks(hookobj, XtNchangeHook) == XtCallbackHasSome) { - XtChangeHookDataRec call_data; - - call_data.type = XtHmanageChildren; - call_data.widget = parent; - call_data.event_data = (XtPointer) children; - call_data.num_event_data = num_children; - XtCallCallbackList(hookobj, - ((HookObject)hookobj)->hooks.changehook_callbacks, - (XtPointer)&call_data); - } - UNLOCK_APP(app); -} /* XtManageChildren */ - -void XtManageChild( - Widget child) -{ - XtManageChildren(&child, (Cardinal) 1); -} /* XtManageChild */ - - -void XtSetMappedWhenManaged( - Widget widget, - _XtBoolean mapped_when_managed) -{ - Widget hookobj; - WIDGET_TO_APPCON(widget); - - LOCK_APP(app); - if (widget->core.mapped_when_managed == mapped_when_managed) { - UNLOCK_APP(app); - return; - } - widget->core.mapped_when_managed = mapped_when_managed; - - hookobj = XtHooksOfDisplay(XtDisplay(widget)); - if (XtHasCallbacks(hookobj, XtNchangeHook) == XtCallbackHasSome) { - XtChangeHookDataRec call_data; - - call_data.type = XtHsetMappedWhenManaged; - call_data.widget = widget; - call_data.event_data = (XtPointer) (unsigned long) mapped_when_managed; - XtCallCallbackList(hookobj, - ((HookObject)hookobj)->hooks.changehook_callbacks, - (XtPointer)&call_data); - } - - if (! XtIsManaged(widget)) { - UNLOCK_APP(app); - return; - } - - if (mapped_when_managed) { - /* Didn't used to be mapped when managed. */ - if (XtIsRealized(widget)) XtMapWidget(widget); - } else { - /* Used to be mapped when managed. */ - if (XtIsRealized(widget)) XtUnmapWidget(widget); - } - UNLOCK_APP(app); -} /* XtSetMappedWhenManaged */ - - -void XtChangeManagedSet( - WidgetList unmanage_children, - Cardinal num_unmanage, - XtDoChangeProc do_change_proc, - XtPointer client_data, - WidgetList manage_children, - Cardinal num_manage) -{ - WidgetList childp; - Widget parent; - int i; - Cardinal some_unmanaged; - Boolean call_out; - CompositeClassExtension ext; - XtAppContext app; - Widget hookobj; - XtChangeHookDataRec call_data; - - if (num_unmanage == 0 && num_manage == 0) - return; - - /* specification doesn't state that library will check for NULL in list */ - - childp = num_unmanage ? unmanage_children : manage_children; - app = XtWidgetToApplicationContext(*childp); - LOCK_APP(app); - - parent = XtParent(*childp); - childp = unmanage_children; - for (i = num_unmanage; --i >= 0 && XtParent(*childp) == parent; childp++); - call_out = (i >= 0); - childp = manage_children; - for (i = num_manage; --i >= 0 && XtParent(*childp) == parent; childp++); - if (call_out || i >= 0) { - XtAppWarningMsg(app, "ambiguousParent", XtNxtChangeManagedSet, - XtCXtToolkitError, "Not all children have same parent", - (String *)NULL, (Cardinal *)NULL); - } - if (! XtIsComposite(parent)) { - UNLOCK_APP(app); - XtAppErrorMsg(app, "invalidParent", XtNxtChangeManagedSet, - XtCXtToolkitError, - "Attempt to manage a child when parent is not Composite", - (String *) NULL, (Cardinal *) NULL); - } - if (parent->core.being_destroyed) { - UNLOCK_APP(app); - return; - } - - call_out = False; - if (do_change_proc) { - ext = (CompositeClassExtension) - XtGetClassExtension(parent->core.widget_class, - XtOffsetOf(CompositeClassRec, - composite_class.extension), - NULLQUARK, XtCompositeExtensionVersion, - sizeof(CompositeClassExtensionRec)); - if (!ext || !ext->allows_change_managed_set) - call_out = True; - } - - UnmanageChildren(unmanage_children, num_unmanage, parent, - &some_unmanaged, call_out, XtNxtChangeManagedSet); - - hookobj = XtHooksOfDisplay(XtDisplay(parent)); - if (XtHasCallbacks(hookobj, XtNchangeHook) == XtCallbackHasSome) { - call_data.type = XtHunmanageSet; - call_data.widget = parent; - call_data.event_data = (XtPointer) unmanage_children; - call_data.num_event_data = num_unmanage; - XtCallCallbackList(hookobj, - ((HookObject)hookobj)->hooks.changehook_callbacks, - (XtPointer) &call_data); - } - - if (do_change_proc) - (*do_change_proc)(parent, unmanage_children, &num_unmanage, - manage_children, &num_manage, client_data); - - call_out = (some_unmanaged && !call_out); - ManageChildren(manage_children, num_manage, parent, call_out, - XtNxtChangeManagedSet); - - if (XtHasCallbacks(hookobj, XtNchangeHook) == XtCallbackHasSome) { - call_data.type = XtHmanageSet; - call_data.event_data = (XtPointer) manage_children; - call_data.num_event_data = num_manage; - XtCallCallbackList(hookobj, - ((HookObject)hookobj)->hooks.changehook_callbacks, - (XtPointer) &call_data); - } - UNLOCK_APP(app); -} /* XtChangeManagedSet */ +/***********************************************************
+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 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+ 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 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, 1994, 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"
+
+static String XtNinvalidChild = "invalidChild";
+static String XtNxtUnmanageChildren = "xtUnmanageChildren";
+static String XtNxtManageChildren = "xtManageChildren";
+static String XtNxtChangeManagedSet = "xtChangeManagedSet";
+
+static void UnmanageChildren(
+ WidgetList children,
+ Cardinal num_children,
+ Widget parent,
+ Cardinal* num_unique_children,
+ Boolean call_change_managed,
+ String caller_func)
+{
+ Widget child;
+ Cardinal i;
+ XtWidgetProc change_managed = NULL;
+ Bool parent_realized = False;
+
+ *num_unique_children = 0;
+
+ if (XtIsComposite((Widget) parent)) {
+ LOCK_PROCESS;
+ change_managed = ((CompositeWidgetClass) parent->core.widget_class)
+ ->composite_class.change_managed;
+ UNLOCK_PROCESS;
+ parent_realized = XtIsRealized((Widget)parent);
+ } else {
+ XtAppErrorMsg(XtWidgetToApplicationContext((Widget)parent),
+ "invalidParent",caller_func, XtCXtToolkitError,
+ "Attempt to unmanage a child when parent is not Composite",
+ (String *) NULL, (Cardinal *) NULL);
+ }
+
+ for (i = 0; i < num_children; i++) {
+ child = children[i];
+ if (child == NULL) {
+ XtAppWarningMsg(XtWidgetToApplicationContext(parent),
+ XtNinvalidChild,caller_func,XtCXtToolkitError,
+ "Null child passed to XtUnmanageChildren",
+ (String *)NULL, (Cardinal *)NULL);
+ return;
+ }
+ if (child->core.parent != parent) {
+ XtAppWarningMsg(XtWidgetToApplicationContext(parent),
+ "ambiguousParent",caller_func,XtCXtToolkitError,
+ "Not all children have same parent in UnmanageChildren",
+ (String *)NULL, (Cardinal *)NULL);
+ } else
+ if (child->core.managed) {
+ (*num_unique_children)++;
+ CALLGEOTAT(_XtGeoTrace(child,"Child \"%s\" is marked unmanaged\n",
+ XtName(child)));
+ child->core.managed = FALSE;
+ if (XtIsWidget(child)
+ && XtIsRealized(child)
+ && child->core.mapped_when_managed)
+ XtUnmapWidget(child);
+ else
+ { /* RectObj child */
+ Widget pw = child->core.parent;
+ RectObj r = (RectObj) child;
+ while ((pw!=NULL) && (!XtIsWidget(pw))) pw = pw->core.parent;
+ if ((pw!=NULL) && XtIsRealized (pw))
+ XClearArea (XtDisplay (pw), XtWindow (pw),
+ r->rectangle.x, r->rectangle.y,
+ r->rectangle.width + (r->rectangle.border_width << 1),
+ r->rectangle.height + (r->rectangle.border_width << 1),
+ TRUE);
+ }
+
+ }
+ }
+ if (call_change_managed && *num_unique_children != 0 &&
+ change_managed != NULL && parent_realized) {
+ CALLGEOTAT(_XtGeoTrace((Widget)parent,
+ "Call parent: \"%s\"[%d,%d]'s changemanaged proc\n",
+ XtName((Widget)parent),
+ parent->core.width,parent->core.height));
+ (*change_managed) (parent);
+ }
+} /* UnmanageChildren */
+
+void XtUnmanageChildren (
+ WidgetList children,
+ Cardinal num_children)
+{
+ Widget parent, hookobj;
+ Cardinal ii;
+#ifdef XTHREADS
+ XtAppContext app;
+#endif
+
+ if (num_children == 0) return;
+ if (children[0] == NULL) {
+ XtWarningMsg(XtNinvalidChild,XtNxtUnmanageChildren,XtCXtToolkitError,
+ "Null child found in argument list to unmanage",
+ (String *)NULL, (Cardinal *)NULL);
+ return;
+ }
+#ifdef XTHREADS
+ app = XtWidgetToApplicationContext(children[0]);
+#endif
+ LOCK_APP(app);
+ parent = children[0]->core.parent;
+ if (parent->core.being_destroyed) {
+ UNLOCK_APP(app);
+ return;
+ }
+ UnmanageChildren(children, num_children, parent, &ii,
+ (Boolean)True, XtNxtUnmanageChildren);
+ hookobj = XtHooksOfDisplay(XtDisplayOfObject(children[0]));
+ if (XtHasCallbacks(hookobj, XtNchangeHook) == XtCallbackHasSome) {
+ XtChangeHookDataRec call_data;
+
+ call_data.type = XtHunmanageChildren;
+ call_data.widget = parent;
+ call_data.event_data = (XtPointer) children;
+ call_data.num_event_data = num_children;
+ XtCallCallbackList(hookobj,
+ ((HookObject)hookobj)->hooks.changehook_callbacks,
+ (XtPointer)&call_data);
+ }
+ UNLOCK_APP(app);
+} /* XtUnmanageChildren */
+
+void XtUnmanageChild(
+ Widget child)
+{
+ XtUnmanageChildren(&child, (Cardinal)1);
+} /* XtUnmanageChild */
+
+
+static void ManageChildren(
+ WidgetList children,
+ Cardinal num_children,
+ Widget parent,
+ Boolean call_change_managed,
+ String caller_func)
+{
+#define MAXCHILDREN 100
+ Widget child;
+ Cardinal num_unique_children, i;
+ XtWidgetProc change_managed = NULL;
+ WidgetList unique_children;
+ Widget cache[MAXCHILDREN];
+ Bool parent_realized = False;
+
+ if (XtIsComposite((Widget) parent)) {
+ LOCK_PROCESS;
+ change_managed = ((CompositeWidgetClass) parent->core.widget_class)
+ ->composite_class.change_managed;
+ UNLOCK_PROCESS;
+ parent_realized = XtIsRealized((Widget)parent);
+ } else {
+ XtAppErrorMsg(XtWidgetToApplicationContext((Widget)parent),
+ "invalidParent",caller_func, XtCXtToolkitError,
+ "Attempt to manage a child when parent is not Composite",
+ (String *) NULL, (Cardinal *) NULL);
+ }
+
+ /* Construct new list of children that really need to be operated upon. */
+ if (num_children <= MAXCHILDREN) {
+ unique_children = cache;
+ } else {
+ unique_children = (WidgetList) __XtMalloc(num_children * sizeof(Widget));
+ }
+ num_unique_children = 0;
+ for (i = 0; i < num_children; i++) {
+ child = children[i];
+ if (child == NULL) {
+ XtAppWarningMsg(XtWidgetToApplicationContext((Widget)parent),
+ XtNinvalidChild,caller_func,XtCXtToolkitError,
+ "null child passed to ManageChildren",
+ (String *)NULL, (Cardinal *)NULL);
+ if (unique_children != cache) XtFree((char *) unique_children);
+ return;
+ }
+#ifdef DEBUG
+ if (!XtIsRectObj(child)) {
+ String params[2];
+ Cardinal num_params = 2;
+ params[0] = XtName(child);
+ params[1] = child->core.widget_class->core_class.class_name;
+ XtAppWarningMsg(XtWidgetToApplicationContext((Widget)parent),
+ "notRectObj",caller_func,XtCXtToolkitError,
+ "child \"%s\", class %s is not a RectObj",
+ params, &num_params);
+ continue;
+ }
+#endif /*DEBUG*/
+ if (child->core.parent != parent) {
+ XtAppWarningMsg(XtWidgetToApplicationContext((Widget)parent),
+ "ambiguousParent",caller_func,XtCXtToolkitError,
+ "Not all children have same parent in XtManageChildren",
+ (String *)NULL, (Cardinal *)NULL);
+ } else if (! child->core.managed && !child->core.being_destroyed) {
+ unique_children[num_unique_children++] = child;
+ CALLGEOTAT(_XtGeoTrace(child,
+ "Child \"%s\"[%d,%d] is marked managed\n",
+ XtName(child),
+ child->core.width,child->core.height));
+ child->core.managed = TRUE;
+ }
+ }
+
+ if ((call_change_managed || num_unique_children != 0) && parent_realized) {
+ /* Compute geometry of new managed set of children. */
+ if (change_managed != NULL) {
+ CALLGEOTAT(_XtGeoTrace((Widget)parent,
+ "Call parent: \"%s\"[%d,%d]'s changemanaged\n",
+ XtName((Widget)parent),
+ parent->core.width,parent->core.height));
+ (*change_managed) ((Widget)parent);
+ }
+
+ /* Realize each child if necessary, then map if necessary */
+ for (i = 0; i < num_unique_children; i++) {
+ child = unique_children[i];
+ if (XtIsWidget(child)) {
+ if (! XtIsRealized(child)) XtRealizeWidget(child);
+ if (child->core.mapped_when_managed) XtMapWidget(child);
+ } else { /* RectObj child */
+ Widget pw = child->core.parent;
+ RectObj r = (RectObj) child;
+ while ((pw!=NULL) && (!XtIsWidget(pw)))
+ pw = pw->core.parent;
+ if (pw != NULL)
+ XClearArea (XtDisplay (pw), XtWindow (pw),
+ r->rectangle.x, r->rectangle.y,
+ r->rectangle.width + (r->rectangle.border_width << 1),
+ r->rectangle.height + (r->rectangle.border_width << 1),
+ TRUE);
+ }
+ }
+ }
+
+ if (unique_children != cache) XtFree((char *) unique_children);
+} /* ManageChildren */
+
+void XtManageChildren(
+ WidgetList children,
+ Cardinal num_children)
+{
+ Widget parent, hookobj;
+#ifdef XTHREADS
+ XtAppContext app;
+#endif
+
+ if (num_children == 0) return;
+ if (children[0] == NULL) {
+ XtWarningMsg(XtNinvalidChild, XtNxtManageChildren, XtCXtToolkitError,
+ "null child passed to XtManageChildren",
+ (String*)NULL, (Cardinal*)NULL);
+ return;
+ }
+#ifdef XTHREADS
+ app = XtWidgetToApplicationContext(children[0]);
+#endif
+ LOCK_APP(app);
+ parent = children[0]->core.parent;
+ if (parent->core.being_destroyed) {
+ UNLOCK_APP(app);
+ return;
+ }
+ ManageChildren(children, num_children, parent, (Boolean)False,
+ XtNxtManageChildren);
+ hookobj = XtHooksOfDisplay(XtDisplayOfObject(children[0]));
+ if (XtHasCallbacks(hookobj, XtNchangeHook) == XtCallbackHasSome) {
+ XtChangeHookDataRec call_data;
+
+ call_data.type = XtHmanageChildren;
+ call_data.widget = parent;
+ call_data.event_data = (XtPointer) children;
+ call_data.num_event_data = num_children;
+ XtCallCallbackList(hookobj,
+ ((HookObject)hookobj)->hooks.changehook_callbacks,
+ (XtPointer)&call_data);
+ }
+ UNLOCK_APP(app);
+} /* XtManageChildren */
+
+void XtManageChild(
+ Widget child)
+{
+ XtManageChildren(&child, (Cardinal) 1);
+} /* XtManageChild */
+
+
+void XtSetMappedWhenManaged(
+ Widget widget,
+ _XtBoolean mapped_when_managed)
+{
+ Widget hookobj;
+ WIDGET_TO_APPCON(widget);
+
+ LOCK_APP(app);
+ if (widget->core.mapped_when_managed == mapped_when_managed) {
+ UNLOCK_APP(app);
+ return;
+ }
+ widget->core.mapped_when_managed = mapped_when_managed;
+
+ hookobj = XtHooksOfDisplay(XtDisplay(widget));
+ if (XtHasCallbacks(hookobj, XtNchangeHook) == XtCallbackHasSome) {
+ XtChangeHookDataRec call_data;
+
+ call_data.type = XtHsetMappedWhenManaged;
+ call_data.widget = widget;
+ call_data.event_data = (XtPointer) (unsigned long) mapped_when_managed;
+ XtCallCallbackList(hookobj,
+ ((HookObject)hookobj)->hooks.changehook_callbacks,
+ (XtPointer)&call_data);
+ }
+
+ if (! XtIsManaged(widget)) {
+ UNLOCK_APP(app);
+ return;
+ }
+
+ if (mapped_when_managed) {
+ /* Didn't used to be mapped when managed. */
+ if (XtIsRealized(widget)) XtMapWidget(widget);
+ } else {
+ /* Used to be mapped when managed. */
+ if (XtIsRealized(widget)) XtUnmapWidget(widget);
+ }
+ UNLOCK_APP(app);
+} /* XtSetMappedWhenManaged */
+
+
+void XtChangeManagedSet(
+ WidgetList unmanage_children,
+ Cardinal num_unmanage,
+ XtDoChangeProc do_change_proc,
+ XtPointer client_data,
+ WidgetList manage_children,
+ Cardinal num_manage)
+{
+ WidgetList childp;
+ Widget parent;
+ int i;
+ Cardinal some_unmanaged;
+ Boolean call_out;
+ CompositeClassExtension ext;
+ XtAppContext app;
+ Widget hookobj;
+ XtChangeHookDataRec call_data;
+
+ if (num_unmanage == 0 && num_manage == 0)
+ return;
+
+ /* specification doesn't state that library will check for NULL in list */
+
+ childp = num_unmanage ? unmanage_children : manage_children;
+ app = XtWidgetToApplicationContext(*childp);
+ LOCK_APP(app);
+
+ parent = XtParent(*childp);
+ childp = unmanage_children;
+ for (i = num_unmanage; --i >= 0 && XtParent(*childp) == parent; childp++);
+ call_out = (i >= 0);
+ childp = manage_children;
+ for (i = num_manage; --i >= 0 && XtParent(*childp) == parent; childp++);
+ if (call_out || i >= 0) {
+ XtAppWarningMsg(app, "ambiguousParent", XtNxtChangeManagedSet,
+ XtCXtToolkitError, "Not all children have same parent",
+ (String *)NULL, (Cardinal *)NULL);
+ }
+ if (! XtIsComposite(parent)) {
+ UNLOCK_APP(app);
+ XtAppErrorMsg(app, "invalidParent", XtNxtChangeManagedSet,
+ XtCXtToolkitError,
+ "Attempt to manage a child when parent is not Composite",
+ (String *) NULL, (Cardinal *) NULL);
+ }
+ if (parent->core.being_destroyed) {
+ UNLOCK_APP(app);
+ return;
+ }
+
+ call_out = False;
+ if (do_change_proc) {
+ ext = (CompositeClassExtension)
+ XtGetClassExtension(parent->core.widget_class,
+ XtOffsetOf(CompositeClassRec,
+ composite_class.extension),
+ NULLQUARK, XtCompositeExtensionVersion,
+ sizeof(CompositeClassExtensionRec));
+ if (!ext || !ext->allows_change_managed_set)
+ call_out = True;
+ }
+
+ UnmanageChildren(unmanage_children, num_unmanage, parent,
+ &some_unmanaged, call_out, XtNxtChangeManagedSet);
+
+ hookobj = XtHooksOfDisplay(XtDisplay(parent));
+ if (XtHasCallbacks(hookobj, XtNchangeHook) == XtCallbackHasSome) {
+ call_data.type = XtHunmanageSet;
+ call_data.widget = parent;
+ call_data.event_data = (XtPointer) unmanage_children;
+ call_data.num_event_data = num_unmanage;
+ XtCallCallbackList(hookobj,
+ ((HookObject)hookobj)->hooks.changehook_callbacks,
+ (XtPointer) &call_data);
+ }
+
+ if (do_change_proc)
+ (*do_change_proc)(parent, unmanage_children, &num_unmanage,
+ manage_children, &num_manage, client_data);
+
+ call_out = (some_unmanaged && !call_out);
+ ManageChildren(manage_children, num_manage, parent, call_out,
+ XtNxtChangeManagedSet);
+
+ if (XtHasCallbacks(hookobj, XtNchangeHook) == XtCallbackHasSome) {
+ call_data.type = XtHmanageSet;
+ call_data.event_data = (XtPointer) manage_children;
+ call_data.num_event_data = num_manage;
+ XtCallCallbackList(hookobj,
+ ((HookObject)hookobj)->hooks.changehook_callbacks,
+ (XtPointer) &call_data);
+ }
+ UNLOCK_APP(app);
+} /* XtChangeManagedSet */
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