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authormarha <marha@users.sourceforge.net>2011-03-25 15:37:13 +0000
committermarha <marha@users.sourceforge.net>2011-03-25 15:37:13 +0000
commit41a502478a2972358dec934d82ee401c61a5cd36 (patch)
tree3fda8100e6da9b4a2863789e393016a750502067 /libXt/src/Composite.c
parent81aeaf653a832c4054d9a40b1cc796911521a739 (diff)
parent272e57235cd60a2e65ac8258d96a02eb3939b687 (diff)
downloadvcxsrv-41a502478a2972358dec934d82ee401c61a5cd36.tar.gz
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svn merge ^/branches/released .
Diffstat (limited to 'libXt/src/Composite.c')
-rw-r--r--libXt/src/Composite.c585
1 files changed, 291 insertions, 294 deletions
diff --git a/libXt/src/Composite.c b/libXt/src/Composite.c
index 24cf0a1b9..27db46c1a 100644
--- a/libXt/src/Composite.c
+++ b/libXt/src/Composite.c
@@ -1,294 +1,291 @@
-/* $Xorg: Composite.c,v 1.4 2001/02/09 02:03:54 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.
-
-******************************************************************/
-
-/*
-
-Copyright 1987, 1988, 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.
-
-*/
-/* $XFree86: xc/lib/Xt/Composite.c,v 1.5 2001/08/22 22:52:17 dawes Exp $ */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include "IntrinsicI.h"
-#include "StringDefs.h"
-
-static XtResource resources[] = {
- {XtNchildren, XtCReadOnly, XtRWidgetList, sizeof(WidgetList),
- XtOffsetOf(CompositeRec, composite.children), XtRImmediate, NULL},
- {XtNnumChildren, XtCReadOnly, XtRCardinal, sizeof(Cardinal),
- XtOffsetOf(CompositeRec, composite.num_children), XtRImmediate, NULL},
- {XtNinsertPosition, XtCInsertPosition, XtRFunction, sizeof(XtOrderProc),
- XtOffsetOf(CompositeRec, composite.insert_position), XtRImmediate, NULL},
-};
-
-static void CompositeClassPartInitialize(WidgetClass);
-static void CompositeInitialize(Widget, Widget, ArgList, Cardinal *);
-static void CompositeInsertChild(Widget);
-static void CompositeDeleteChild(Widget);
-static void CompositeDestroy(Widget);
-
-externaldef(compositeclassrec) CompositeClassRec compositeClassRec = {
- { /******* CorePart *******/
- /* superclass */ &widgetClassRec,
- /* class_name */ "Composite",
- /* widget_size */ sizeof(CompositeRec),
- /* class_initialize */ NULL,
- /* class_part_initialize*/ CompositeClassPartInitialize,
- /* class_inited */ FALSE,
- /* initialize */ CompositeInitialize,
- /* initialize_hook */ NULL,
- /* realize */ XtInheritRealize,
- /* actions */ NULL,
- /* num_actions */ 0,
- /* resources */ resources,
- /* num_resources */ XtNumber(resources),
- /* xrm_class */ NULLQUARK,
- /* compress_motion */ FALSE,
- /* compress_exposure */ TRUE,
- /* compress_enterleave */ FALSE,
- /* visible_interest */ FALSE,
- /* destroy */ CompositeDestroy,
- /* resize */ NULL,
- /* expose */ NULL,
- /* set_values */ NULL,
- /* set_values_hook */ NULL,
- /* set_values_almost */ XtInheritSetValuesAlmost,
- /* get_values_hook */ NULL,
- /* accept_focus */ NULL,
- /* version */ XtVersion,
- /* callback_offsets */ NULL,
- /* tm_table */ NULL,
- /* query_geometry */ NULL,
- /* display_accelerator */ NULL,
- /* extension */ NULL
- },
- { /**** CompositePart *****/
- /* geometry_handler */ NULL,
- /* change_managed */ NULL,
- /* insert_child */ CompositeInsertChild,
- /* delete_child */ CompositeDeleteChild,
- /* extension */ NULL
- }
-};
-
-externaldef(compositewidgetclass) WidgetClass compositeWidgetClass = (WidgetClass) &compositeClassRec;
-
-static void InheritAllowsChangeManagedSet(
- WidgetClass widget_class)
-{
- CompositeWidgetClass cc = (CompositeWidgetClass) widget_class;
- CompositeClassExtension ext, super_ext, new_ext;
-
- ext = (CompositeClassExtension)
- XtGetClassExtension(widget_class,
- XtOffsetOf(CompositeClassRec, composite_class.extension),
- NULLQUARK, 1L, 0);
-
- if (ext && ext->version == XtCompositeExtensionVersion)
- return;
-
- super_ext = (CompositeClassExtension)
- XtGetClassExtension(cc->core_class.superclass,
- XtOffsetOf(CompositeClassRec, composite_class.extension),
- NULLQUARK, 1L, 0);
-
- LOCK_PROCESS;
- if (super_ext && super_ext->version == XtCompositeExtensionVersion &&
- super_ext->record_size == sizeof(CompositeClassExtensionRec) &&
- super_ext->allows_change_managed_set) {
-
- new_ext = (CompositeClassExtension)
- __XtCalloc(1, sizeof(CompositeClassExtensionRec));
-
- /* Be careful to inherit only what is appropriate */
- new_ext->next_extension = cc->composite_class.extension;
- new_ext->record_type = NULLQUARK;
- new_ext->version = XtCompositeExtensionVersion;
- new_ext->record_size = sizeof(CompositeClassExtensionRec);
- new_ext->accepts_objects = (ext ? ext->accepts_objects : False);
- new_ext->allows_change_managed_set = True;
- cc->composite_class.extension = (XtPointer) new_ext;
- }
- UNLOCK_PROCESS;
-}
-
-static void CompositeClassPartInitialize(
- WidgetClass widgetClass)
-{
- register CompositePartPtr wcPtr;
- register CompositePartPtr superPtr = NULL;
-
- wcPtr = (CompositePartPtr)
- &(((CompositeWidgetClass)widgetClass)->composite_class);
-
- if (widgetClass != compositeWidgetClass)
- /* don't compute possible bogus pointer */
- superPtr = (CompositePartPtr)&(((CompositeWidgetClass)widgetClass
- ->core_class.superclass)->composite_class);
-
- /* We don't need to check for null super since we'll get to composite
- eventually, and it had better define them! */
-
- LOCK_PROCESS;
- if (wcPtr->geometry_manager == XtInheritGeometryManager) {
- wcPtr->geometry_manager =
- superPtr->geometry_manager;
- }
-
- if (wcPtr->change_managed == XtInheritChangeManaged) {
- wcPtr->change_managed =
- superPtr->change_managed;
- InheritAllowsChangeManagedSet(widgetClass);
- }
-
- if (wcPtr->insert_child == XtInheritInsertChild) {
- wcPtr->insert_child = superPtr->insert_child;
- }
-
- if (wcPtr->delete_child == XtInheritDeleteChild) {
- wcPtr->delete_child = superPtr->delete_child;
- }
- UNLOCK_PROCESS;
-}
-
-static void CompositeDestroy(
- Widget w)
-{
- register CompositeWidget cw = (CompositeWidget) w;
-
- XtFree((char *) cw->composite.children);
-}
-
-static void CompositeInsertChild(
- Widget w)
-{
- register Cardinal position;
- register Cardinal i;
- register CompositeWidget cw;
- register WidgetList children;
-
- cw = (CompositeWidget) w->core.parent;
- children = cw->composite.children;
-
- if (cw->composite.insert_position != NULL)
- position = (*(cw->composite.insert_position))(w);
- else
- position = cw->composite.num_children;
-
- if (cw->composite.num_children == cw->composite.num_slots) {
- /* Allocate more space */
- cw->composite.num_slots += (cw->composite.num_slots / 2) + 2;
- cw->composite.children = children =
- (WidgetList) XtRealloc((XtPointer) children,
- (unsigned) (cw->composite.num_slots) * sizeof(Widget));
- }
- /* Ripple children up one space from "position" */
- for (i = cw->composite.num_children; i > position; i--) {
- children[i] = children[i-1];
- }
- children[position] = w;
- cw->composite.num_children++;
-}
-
-static void CompositeDeleteChild(
- Widget w)
-{
- register Cardinal position;
- register Cardinal i;
- register CompositeWidget cw;
-
- cw = (CompositeWidget) w->core.parent;
-
- for (position = 0; position < cw->composite.num_children; position++) {
- if (cw->composite.children[position] == w) {
- break;
- }
- }
- if (position == cw->composite.num_children) return;
-
- /* Ripple children down one space from "position" */
- cw->composite.num_children--;
- for (i = position; i < cw->composite.num_children; i++) {
- cw->composite.children[i] = cw->composite.children[i+1];
- }
-}
-
-/* ARGSUSED */
-static void CompositeInitialize(
- Widget requested_widget,
- Widget new_widget,
- ArgList args,
- Cardinal *num_args)
-{
- register CompositeWidget cw;
-
- cw = (CompositeWidget) new_widget;
- cw->composite.num_children = 0;
- cw->composite.children = NULL;
- cw->composite.num_slots = 0;
-}
+/***********************************************************
+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, 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 "StringDefs.h"
+
+static XtResource resources[] = {
+ {XtNchildren, XtCReadOnly, XtRWidgetList, sizeof(WidgetList),
+ XtOffsetOf(CompositeRec, composite.children), XtRImmediate, NULL},
+ {XtNnumChildren, XtCReadOnly, XtRCardinal, sizeof(Cardinal),
+ XtOffsetOf(CompositeRec, composite.num_children), XtRImmediate, NULL},
+ {XtNinsertPosition, XtCInsertPosition, XtRFunction, sizeof(XtOrderProc),
+ XtOffsetOf(CompositeRec, composite.insert_position), XtRImmediate, NULL},
+};
+
+static void CompositeClassPartInitialize(WidgetClass);
+static void CompositeInitialize(Widget, Widget, ArgList, Cardinal *);
+static void CompositeInsertChild(Widget);
+static void CompositeDeleteChild(Widget);
+static void CompositeDestroy(Widget);
+
+externaldef(compositeclassrec) CompositeClassRec compositeClassRec = {
+ { /******* CorePart *******/
+ /* superclass */ &widgetClassRec,
+ /* class_name */ "Composite",
+ /* widget_size */ sizeof(CompositeRec),
+ /* class_initialize */ NULL,
+ /* class_part_initialize*/ CompositeClassPartInitialize,
+ /* class_inited */ FALSE,
+ /* initialize */ CompositeInitialize,
+ /* initialize_hook */ NULL,
+ /* realize */ XtInheritRealize,
+ /* actions */ NULL,
+ /* num_actions */ 0,
+ /* resources */ resources,
+ /* num_resources */ XtNumber(resources),
+ /* xrm_class */ NULLQUARK,
+ /* compress_motion */ FALSE,
+ /* compress_exposure */ TRUE,
+ /* compress_enterleave */ FALSE,
+ /* visible_interest */ FALSE,
+ /* destroy */ CompositeDestroy,
+ /* resize */ NULL,
+ /* expose */ NULL,
+ /* set_values */ NULL,
+ /* set_values_hook */ NULL,
+ /* set_values_almost */ XtInheritSetValuesAlmost,
+ /* get_values_hook */ NULL,
+ /* accept_focus */ NULL,
+ /* version */ XtVersion,
+ /* callback_offsets */ NULL,
+ /* tm_table */ NULL,
+ /* query_geometry */ NULL,
+ /* display_accelerator */ NULL,
+ /* extension */ NULL
+ },
+ { /**** CompositePart *****/
+ /* geometry_handler */ NULL,
+ /* change_managed */ NULL,
+ /* insert_child */ CompositeInsertChild,
+ /* delete_child */ CompositeDeleteChild,
+ /* extension */ NULL
+ }
+};
+
+externaldef(compositewidgetclass) WidgetClass compositeWidgetClass = (WidgetClass) &compositeClassRec;
+
+static void InheritAllowsChangeManagedSet(
+ WidgetClass widget_class)
+{
+ CompositeWidgetClass cc = (CompositeWidgetClass) widget_class;
+ CompositeClassExtension ext, super_ext, new_ext;
+
+ ext = (CompositeClassExtension)
+ XtGetClassExtension(widget_class,
+ XtOffsetOf(CompositeClassRec, composite_class.extension),
+ NULLQUARK, 1L, 0);
+
+ if (ext && ext->version == XtCompositeExtensionVersion)
+ return;
+
+ super_ext = (CompositeClassExtension)
+ XtGetClassExtension(cc->core_class.superclass,
+ XtOffsetOf(CompositeClassRec, composite_class.extension),
+ NULLQUARK, 1L, 0);
+
+ LOCK_PROCESS;
+ if (super_ext && super_ext->version == XtCompositeExtensionVersion &&
+ super_ext->record_size == sizeof(CompositeClassExtensionRec) &&
+ super_ext->allows_change_managed_set) {
+
+ new_ext = (CompositeClassExtension)
+ __XtCalloc(1, sizeof(CompositeClassExtensionRec));
+
+ /* Be careful to inherit only what is appropriate */
+ new_ext->next_extension = cc->composite_class.extension;
+ new_ext->record_type = NULLQUARK;
+ new_ext->version = XtCompositeExtensionVersion;
+ new_ext->record_size = sizeof(CompositeClassExtensionRec);
+ new_ext->accepts_objects = (ext ? ext->accepts_objects : False);
+ new_ext->allows_change_managed_set = True;
+ cc->composite_class.extension = (XtPointer) new_ext;
+ }
+ UNLOCK_PROCESS;
+}
+
+static void CompositeClassPartInitialize(
+ WidgetClass widgetClass)
+{
+ register CompositePartPtr wcPtr;
+ register CompositePartPtr superPtr = NULL;
+
+ wcPtr = (CompositePartPtr)
+ &(((CompositeWidgetClass)widgetClass)->composite_class);
+
+ if (widgetClass != compositeWidgetClass)
+ /* don't compute possible bogus pointer */
+ superPtr = (CompositePartPtr)&(((CompositeWidgetClass)widgetClass
+ ->core_class.superclass)->composite_class);
+
+ /* We don't need to check for null super since we'll get to composite
+ eventually, and it had better define them! */
+
+ LOCK_PROCESS;
+ if (wcPtr->geometry_manager == XtInheritGeometryManager) {
+ wcPtr->geometry_manager =
+ superPtr->geometry_manager;
+ }
+
+ if (wcPtr->change_managed == XtInheritChangeManaged) {
+ wcPtr->change_managed =
+ superPtr->change_managed;
+ InheritAllowsChangeManagedSet(widgetClass);
+ }
+
+ if (wcPtr->insert_child == XtInheritInsertChild) {
+ wcPtr->insert_child = superPtr->insert_child;
+ }
+
+ if (wcPtr->delete_child == XtInheritDeleteChild) {
+ wcPtr->delete_child = superPtr->delete_child;
+ }
+ UNLOCK_PROCESS;
+}
+
+static void CompositeDestroy(
+ Widget w)
+{
+ register CompositeWidget cw = (CompositeWidget) w;
+
+ XtFree((char *) cw->composite.children);
+}
+
+static void CompositeInsertChild(
+ Widget w)
+{
+ register Cardinal position;
+ register Cardinal i;
+ register CompositeWidget cw;
+ register WidgetList children;
+
+ cw = (CompositeWidget) w->core.parent;
+ children = cw->composite.children;
+
+ if (cw->composite.insert_position != NULL)
+ position = (*(cw->composite.insert_position))(w);
+ else
+ position = cw->composite.num_children;
+
+ if (cw->composite.num_children == cw->composite.num_slots) {
+ /* Allocate more space */
+ cw->composite.num_slots += (cw->composite.num_slots / 2) + 2;
+ cw->composite.children = children =
+ (WidgetList) XtRealloc((XtPointer) children,
+ (unsigned) (cw->composite.num_slots) * sizeof(Widget));
+ }
+ /* Ripple children up one space from "position" */
+ for (i = cw->composite.num_children; i > position; i--) {
+ children[i] = children[i-1];
+ }
+ children[position] = w;
+ cw->composite.num_children++;
+}
+
+static void CompositeDeleteChild(
+ Widget w)
+{
+ register Cardinal position;
+ register Cardinal i;
+ register CompositeWidget cw;
+
+ cw = (CompositeWidget) w->core.parent;
+
+ for (position = 0; position < cw->composite.num_children; position++) {
+ if (cw->composite.children[position] == w) {
+ break;
+ }
+ }
+ if (position == cw->composite.num_children) return;
+
+ /* Ripple children down one space from "position" */
+ cw->composite.num_children--;
+ for (i = position; i < cw->composite.num_children; i++) {
+ cw->composite.children[i] = cw->composite.children[i+1];
+ }
+}
+
+/* ARGSUSED */
+static void CompositeInitialize(
+ Widget requested_widget,
+ Widget new_widget,
+ ArgList args,
+ Cardinal *num_args)
+{
+ register CompositeWidget cw;
+
+ cw = (CompositeWidget) new_widget;
+ cw->composite.num_children = 0;
+ cw->composite.children = NULL;
+ cw->composite.num_slots = 0;
+}