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This file is part of KDE.
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Copyright (c) 2005 Cornelius Schumacher <schumacher@kde.org>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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#include "kwindowpositioner.h"
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#include <QApplication>
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#include <QDesktopWidget>
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KWindowPositioner::KWindowPositioner( QWidget *master, QWidget *slave,
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: QObject( master ), mMaster( master ), mSlave( slave ), mMode( mode )
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void KWindowPositioner::reposition()
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if ( mMode == Right ) {
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relativePos = QPoint( mMaster->width(), 0 );
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} else if ( mMode == Bottom ) {
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relativePos = QPoint( mMaster->width() - mSlave->frameGeometry().width(),
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kError() <<"KWindowPositioner: Illegal mode";
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QPoint pos = mMaster->mapToGlobal( relativePos );
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// fix position to avoid hiding parts of the window (needed especially when not using KWin)
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const QRect desktopRect( qApp->desktop()->availableGeometry( mMaster ) );
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if ( ( pos.x() + mSlave->frameGeometry().width() ) > desktopRect.width() )
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pos.setX( desktopRect.width() - mSlave->frameGeometry().width() );
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if ( ( pos.y() + mSlave->frameGeometry().height() ) > desktopRect.height() )
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pos.setY( desktopRect.height() - mSlave->frameGeometry().height() - mMaster->height() );
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kDebug() << mMaster->pos() << mMaster->mapToGlobal(mMaster->pos()) << pos.y() << (mMaster->pos().y() - pos.y()) << mSlave->frameGeometry().height();
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if ( mMode == Bottom && mMaster->mapToGlobal(mMaster->pos()).y() > pos.y() && (mMaster->pos().y() - pos.y()) < mSlave->frameGeometry().height() ) {
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pos.setY( mMaster->mapToGlobal( QPoint( 0, -mSlave->frameGeometry().height() ) ).y() );
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if ( pos.x() < desktopRect.left() )
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pos.setX( desktopRect.left() );
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if ( pos.y() < desktopRect.top() )
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pos.setY( desktopRect.top() );
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#include "kwindowpositioner.moc"