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khbox.cpp

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00001 /* This file is part of the KDE libraries
00002    Copyright (C) 2005 David Faure <faure@kde.org>
00003 
00004    This library is free software; you can redistribute it and/or
00005    modify it under the terms of the GNU Library General Public
00006    License version 2 as published by the Free Software Foundation.
00007 
00008    This library is distributed in the hope that it will be useful,
00009    but WITHOUT ANY WARRANTY; without even the implied warranty of
00010    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00011    Library General Public License for more details.
00012 
00013    You should have received a copy of the GNU Library General Public License
00014    along with this library; see the file COPYING.LIB.  If not, write to
00015    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00016    Boston, MA 02110-1301, USA.
00017 */
00018 
00019 #include "khbox.h"
00020 
00021 #include <QtCore/QEvent>
00022 #include <QtGui/QApplication>
00023 #include <QtGui/QHBoxLayout>
00024 #include <QtGui/QVBoxLayout>
00025 
00026 KHBox::KHBox( QWidget* parent )
00027   : QFrame( parent ),
00028     d( 0 )
00029 {
00030   QHBoxLayout* layout = new QHBoxLayout( this );
00031   layout->setSpacing( 0 );
00032   layout->setMargin( 0 );
00033 
00034   setLayout( layout );
00035 }
00036 
00037 
00038 KHBox::KHBox( bool /*vertical*/, QWidget* parent )
00039   : QFrame( parent ),
00040     d( 0 )
00041 {
00042   QVBoxLayout* layout = new QVBoxLayout( this );
00043   layout->setSpacing( 0 );
00044   layout->setMargin( 0 );
00045 
00046   setLayout( layout );
00047 }
00048 
00049 KHBox::~KHBox()
00050 {
00051 }
00052 
00053 void KHBox::childEvent( QChildEvent* event )
00054 {
00055   switch ( event->type() ) {
00056     case QEvent::ChildAdded:
00057     {
00058       QChildEvent* childEvent = static_cast<QChildEvent *>( event );
00059       if ( childEvent->child()->isWidgetType() ) {
00060         QWidget* widget = static_cast<QWidget *>( childEvent->child() );
00061         static_cast<QBoxLayout *>( layout() )->addWidget( widget );
00062       }
00063 
00064       break;
00065     }
00066     case QEvent::ChildRemoved:
00067     {
00068       QChildEvent* childEvent = static_cast<QChildEvent *>( event );
00069       if ( childEvent->child()->isWidgetType() ) {
00070         QWidget* widget = static_cast<QWidget *>( childEvent->child() );
00071         static_cast<QBoxLayout *>( layout() )->removeWidget( widget );
00072       }
00073 
00074       break;
00075     }
00076     default:
00077     break;
00078   }
00079   QFrame::childEvent(event);
00080 }
00081 
00082 QSize KHBox::sizeHint() const
00083 {
00084   KHBox* that = const_cast<KHBox *>( this );
00085   QApplication::sendPostedEvents( that, QEvent::ChildAdded );
00086 
00087   return QFrame::sizeHint();
00088 }
00089 
00090 QSize KHBox::minimumSizeHint() const
00091 {
00092   KHBox* that = const_cast<KHBox *>( this );
00093   QApplication::sendPostedEvents( that, QEvent::ChildAdded );
00094 
00095   return QFrame::minimumSizeHint();
00096 }
00097 
00098 void KHBox::setSpacing( int spacing )
00099 {
00100   layout()->setSpacing( spacing );
00101 }
00102 
00103 void KHBox::setStretchFactor( QWidget* widget, int stretch )
00104 {
00105   static_cast<QBoxLayout *>( layout() )->setStretchFactor( widget, stretch );
00106 }
00107 
00108 void KHBox::setMargin( int margin )
00109 {
00110     layout()->setMargin( margin );
00111 }
00112 
00113 #include "khbox.moc"

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