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DestroyCB.C
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C/C++ Source or Header
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1998-05-08
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3KB
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// $Id: DestroyCB.C,v 1.16 1998/05/08 13:25:18 zeller Exp $
// Destroy Callbacks
// Copyright (C) 1995-1998 Technische Universitaet Braunschweig, Germany.
// Written by Andreas Zeller <zeller@ips.cs.tu-bs.de>.
//
// This file is part of DDD.
//
// DDD is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// DDD is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
// See the GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public
// License along with DDD -- see the file COPYING.
// If not, write to the Free Software Foundation, Inc.,
// 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// DDD is the data display debugger.
// For details, see the DDD World-Wide-Web page,
// `http://www.cs.tu-bs.de/softech/ddd/',
// or send a mail to the DDD developers <ddd@ips.cs.tu-bs.de>.
char DestroyCB_rcsid[] =
"$Id: DestroyCB.C,v 1.16 1998/05/08 13:25:18 zeller Exp $";
#include "DestroyCB.h"
#include "TimeOut.h"
#include <Xm/DialogS.h>
#include <Xm/Xm.h>
static void CancelTimer(Widget, XtPointer client_data, XtPointer)
{
XtIntervalId id = XtIntervalId(client_data);
XtRemoveTimeOut(id);
}
static void DestroyCB(XtPointer client_data, XtIntervalId *id)
{
Widget w = Widget(client_data);
if (w != 0)
{
XtRemoveCallback(w, XmNdestroyCallback, CancelTimer, XtPointer(*id));
XtDestroyWidget(w);
}
}
// Destroy WIDGET as soon as we are idle
void DestroyWhenIdle(Widget widget)
{
XtIntervalId id =
XtAppAddTimeOut(XtWidgetToApplicationContext(widget), 0, DestroyCB,
XtPointer(widget));
// Should WIDGET be destroyed beforehand, cancel the timer
XtAddCallback(widget, XmNdestroyCallback, CancelTimer, XtPointer(id));
}
// Callbacks
// Destroy the ancestor shell
void DestroyShellCB(Widget widget, XtPointer, XtPointer call_data)
{
Widget w = widget;
while (w != 0 && !XtIsShell(XtParent(w)))
w = XtParent(w);
DestroyThisCB(widget, XtPointer(w), call_data);
}
// Destroy specific widget
void DestroyThisCB(Widget, XtPointer client_data, XtPointer)
{
Widget w = Widget(client_data);
DestroyWhenIdle(w);
}
// Unmanage the ancestor shell
void UnmanageShellCB(Widget widget, XtPointer, XtPointer call_data)
{
Widget w = widget;
while (w != 0 && !XtIsShell(XtParent(w)))
w = XtParent(w);
UnmanageThisCB(widget, XtPointer(w), call_data);
}
// Unmanage specific widget
void UnmanageThisCB(Widget, XtPointer client_data, XtPointer)
{
Widget w = Widget(client_data);
Widget shell = w;
if (!XtIsShell(shell))
shell = XtParent(shell);
if (shell != 0 && XtIsShell(shell) && !XmIsDialogShell(shell))
XtPopdown(shell);
XtUnmanageChild(w);
}