svn merge ^/branches/released .

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;

+}