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Diffstat (limited to 'lib/widgets/fancylistviewitem.cpp')
| -rw-r--r-- | lib/widgets/fancylistviewitem.cpp | 203 |
1 files changed, 203 insertions, 0 deletions
diff --git a/lib/widgets/fancylistviewitem.cpp b/lib/widgets/fancylistviewitem.cpp new file mode 100644 index 00000000..d2bdcd1e --- /dev/null +++ b/lib/widgets/fancylistviewitem.cpp @@ -0,0 +1,203 @@ +/* This file is part of the KDE project + Copyright (C) 2006 David Nolden <david.nolden.kdevelop@art-master.de> + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public License + along with this library; see the file COPYING.LIB. If not, write to + the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. +*/ + +#include <qpixmap.h> +#include <qapplication.h> +#include <qnamespace.h> +#include <kdeversion.h> + +#include "fancylistviewitem.h" + + +void FancyListViewItem::init(const QString& label1, const QString& /*label2*/) { + if( !label1.isEmpty() ) { + setText(0, label1); + } +} + + +void FancyListViewItem::setItem(int column, TextPaintItem item) { + if( column >= int(m_items.size()) ) { + m_items.append( item ); + }else{ + m_items[column] = item; + } +} + + +void FancyListViewItem::setText ( int column, const QString & text ) { + if( column >= int(m_items.size()) ) { + m_items.append( TextPaintItem(text) ); + }else{ + m_items[column] = TextPaintItem(text); + } +} + + +QString FancyListViewItem::text(int column) const { + if( m_items.isEmpty() ) return ""; + return (QString)m_items[column]; +} + + +QColor FancyListViewItem::backgroundColor(int col) { + + return KListViewItem::backgroundColor(col); +} + + +///this is a modified version of the original QListViewItem::paintCell from the qt source +///multiline is not supported! + +void FancyListViewItem::paintCell( QPainter *painter, const QColorGroup &cg, + int column, int width, int align) +{ + if(column < 0 || column >= int(m_items.size()) || m_items[column].items().isEmpty()) { + QListViewItem::paintCell(painter, cg, column, width, align); + return; + } + + painter->save(); + QColorGroup grp(cg); + + int styleNum = m_items[column].items()[0].style; + TextPaintStyleStore::Item& style = m_styles.getStyle( styleNum ); + ///currently only the first background-color is used + if( style.bgValid() ) { + grp.setColor( QColorGroup::Base, style.background ); + }else{ + if(backgroundColor(column).isValid()) + grp.setColor( QColorGroup::Base, backgroundColor(column) ); ///use the nice kde background-color + } + + QListView *lv = listView(); + if ( !lv ) + return; + QPainter* p = painter; + QFontMetrics fm( p->fontMetrics() ); + + QString t = text( column ); + + int marg = lv->itemMargin(); + int r = marg; + const QPixmap * icon = pixmap( column ); + + const BackgroundMode bgmode = lv->viewport()->backgroundMode(); + const QColorGroup::ColorRole crole = QPalette::backgroundRoleFromMode( bgmode ); + p->fillRect( 0, 0, width, height(), grp.brush( crole ) ); + + if ( isSelected() && (column == 0 || lv->allColumnsShowFocus()) ) { + p->fillRect( r - marg, 0, width - r + marg, height(), cg.brush( QColorGroup::Highlight ) ); + + if ( isEnabled() || !lv ) + p->setPen( cg.highlightedText() ); + else if ( !isEnabled() && lv) + p->setPen( lv->palette().disabled().highlightedText() ); + } + { + if ( isEnabled() || !lv ) + p->setPen( cg.text() ); + else if ( !isEnabled() && lv) + p->setPen( lv->palette().disabled().text() ); + + + int iconWidth = 0; + + if ( icon ) { + iconWidth = icon->width() + lv->itemMargin(); + int xo = r; + int yo = ( height() - icon->height() ) / 2; + + if ( align & AlignBottom ) + yo = height() - icon->height(); + else if ( align & AlignTop ) + yo = 0; + +// respect horizontal alignment when there is no text for an item. + if ( t.isEmpty() ) { + if ( align & AlignRight ) + xo = width - 2 * marg - iconWidth; + else if ( align & AlignHCenter ) + xo = ( width - iconWidth ) / 2; + } + p->drawPixmap( xo, yo, *icon ); + } + + + if ( !t.isEmpty() ) { + if ( !(align & AlignTop || align & AlignBottom) ) + align |= AlignVCenter; + + r += iconWidth; + + TextPaintItem::Chain::iterator it = m_items[column].items().begin(); + while(it != m_items[column].items().end()) + { + int styleNum = (*it).style; + TextPaintStyleStore::Item& style = m_styles.getStyle( styleNum ); + + painter->setFont(style.font); + p->drawText( r, 0, width-marg-r, height(), align, (*it).text ); + r += textWidth( style.font, (*it).text ); + ++it; + } + } + } + + painter->restore(); +} + + +int FancyListViewItem::textWidth(const QFont& font, const QString& text) +{ + QFontMetrics fm( font ); + if ( multiLinesEnabled() ) + return fm.size( AlignVCenter, text ).width(); + else + return fm.width( text ); + +} + + +int FancyListViewItem::width(const QFontMetrics &fm, const QListView *lv, int column) +{ + int width = 0; + if (column >= 0 && column < (int)m_items.size() && !multiLinesEnabled()) { + TextPaintItem::Chain::iterator it = m_items[column].items().begin(); + while(it != m_items[column].items().end()) { + int styleNum = (*it).style; + TextPaintStyleStore::Item& style = m_styles.getStyle( styleNum ); + + width += textWidth( style.font, (*it).text); + ++it; + } + width += lv->itemMargin() * 2;// - lv->d->minLeftBearing - lv->d->minRightBearing; + + const QPixmap * pm = pixmap( column ); + if ( pm ) + width += pm->width() + lv->itemMargin(); + + width = QMAX( width, QApplication::globalStrut().width() ); + } + else + width = QListViewItem::width(fm, lv, column); + return width; +} + + |