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tdegames/atlantik/libatlantikui/kwrappedlistviewitem.cpp

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// Copyright (c) 2004 Rob Kaper <rob@unixcode.org>. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
//
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS `AS IS'' AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
// OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
// HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
// OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
// SUCH DAMAGE.
#include <qheader.h>
#include <qstring.h>
#include <kglobalsettings.h>
#include <klistview.h>
#include <kwordwrap.h>
#include "kwrappedlistviewitem.h"
KWrappedListViewItem::KWrappedListViewItem( QListView *parent, QString text, QString t2 )
: QObject(), KListViewItem( parent )
{
init( parent, text, t2 );
}
KWrappedListViewItem::KWrappedListViewItem( QListView *parent, QListViewItem *after, QString text, QString t2 )
: QObject(), KListViewItem( parent, after )
{
init( parent, text, t2 );
}
void KWrappedListViewItem::setup()
{
widthChanged();
}
/*
int KWrappedListViewItem::width( const QFontMetrics&, const QListView*, int ) const
{
return m_wrap->boundingRect().width();
}
*/
void KWrappedListViewItem::wrapColumn( int c )
{
if ( c != m_wrapColumn )
return;
QListView *lv = listView();
if ( !lv )
return;
QFont font = QFont( KGlobalSettings::generalFont().family(), KGlobalSettings::generalFont().pointSize(), QFont::Normal );
QFontMetrics fm = QFontMetrics( font );
int wrapWidth = lv->width();
for ( int i = 0 ; i < m_wrapColumn ; i++ )
wrapWidth -= ( width(fm, lv, i) + lv->itemMargin() );
if ( pixmap(c) )
wrapWidth -= ( pixmap( c )->width() + lv->itemMargin() );
QScrollBar *scrollBar = lv->verticalScrollBar();
if ( !scrollBar->isHidden() )
wrapWidth -= scrollBar->width();
QRect rect = QRect( 0, 0, wrapWidth - 20, -1 );
KWordWrap *wrap = KWordWrap::formatText( fm, rect, 0, m_origText );
setText( c, wrap->wrappedString() );
int lc = text(c).contains( QChar( '\n' ) ) + 1;
setHeight( wrap->boundingRect().height() + lc*lv->itemMargin() );
widthChanged( c );
delete wrap;
}
void KWrappedListViewItem::init( QListView *parent, QString text, QString t2 )
{
m_wrapColumn = 0;
setMultiLinesEnabled( true );
parent->setResizeMode( QListView::LastColumn );
m_origText = text;
if ( !t2.isNull() )
{
setText( 0, text );
m_origText = t2;
m_wrapColumn = 1;
}
else
m_origText = text;
wrapColumn( m_wrapColumn );
connect( parent->header(), SIGNAL(sizeChange(int, int, int)), this, SLOT(wrapColumn(int)));
}
#include "kwrappedlistviewitem.moc"