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/***************************************************************************
* Copyright (C) 2004 by Hans Oischinger *
* oisch@sourceforge.net *
* *
* This program 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. *
* *
* This program 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 this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include "komposeglwidget.h"
#include "komposelayout.h"
#include <qtimer.h>
#include <kdebug.h>
/*
* The constructor accepts a custom layout, if none is specified a defaultlayout is used
*/
KomposeGLWidget::KomposeGLWidget(QObject *parent, KomposeLayout *l, const char *name)
: QObject(parent)
{
geometry = QRect(0,0,1,1);
if (!l)
layout = new KomposeLayout( this );
else
layout = l;
}
KomposeGLWidget::~KomposeGLWidget()
{}
/*
* Whenever a child is added to the widget it's also added to the layout
*/
void KomposeGLWidget::childEvent ( QChildEvent * ce )
{
if ( !ce->child()->inherits("KomposeGLWidget") )
return;
if ( ce->inserted() )
{
qDebug("KomposeGLWidget::childEvent : Added widget " << ce->child()->className() << " to " << className() << endl;
list.append( dynamic_cast<KomposeGLWidget*>(ce->child()) );
layout->add( dynamic_cast<KomposeWidgetInterface*>(ce->child()) );
}
else if ( ce->removed() )
{
qDebug("KomposeGLWidget::childEvent : Removed widget %s from %s", ce->child()->className(), className() );
list.remove( dynamic_cast<KomposeGLWidget*>(ce->child()) );
layout->remove( dynamic_cast<KomposeWidgetInterface*>(ce->child()) );
}
// Whenever a child is added/removed: rearrange layout
// FIXME: sometimes widget's aren't added in time, so we have to add a short delay:
QTimer::singleShot( 200, layout, SLOT( arrangeLayout() ) );
}
/*
* Main GL draw routine
*/
void KomposeGLWidget::draw()
{
qDebug("KomposeGLWidget::draw - Arranging layout");
layout->arrangeLayout();
}
// Redirect these functions to QWidget
void KomposeGLWidget::setGeom ( const QRect &rect )
{
geometry = rect;
}
void KomposeGLWidget::setGeom ( const QSize &size )
{
geometry.setSize( size );
}
QSize KomposeGLWidget::getSize() const
{
return geometry.size();
}
QRect KomposeGLWidget::getRect() const
{
return geometry;
}
KomposeWidgetInterface* KomposeGLWidget::getParentWidget() const
{
if ( QObject::parent()->inherits("KomposeWidgetInterface") )
return (KomposeWidgetInterface*)QObject::parent();
else
{
qDebug("KomposeGLWidget::getParentWidget() - QWidget::parent() does not inherit (KomposeWidgetInterface)");
return NULL;
}
}
void KomposeGLWidget::removeChildWidget( KomposeWidgetInterface* obj )
{
QObject::removeChild((QObject *) obj);
}
#include "komposeglwidget.moc"
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