diff options
Diffstat (limited to 'certmanager/lib/ui/kdhorizontalline.cpp')
| -rw-r--r-- | certmanager/lib/ui/kdhorizontalline.cpp | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/certmanager/lib/ui/kdhorizontalline.cpp b/certmanager/lib/ui/kdhorizontalline.cpp new file mode 100644 index 00000000..83b92a19 --- /dev/null +++ b/certmanager/lib/ui/kdhorizontalline.cpp @@ -0,0 +1,171 @@ +/* -*- Mode: C++ -*- + KD Tools - a set of useful widgets for Qt +*/ + +/**************************************************************************** +** Copyright (C) 2005 Klarälvdalens Datakonsult AB. All rights reserved. +** +** This file is part of the KD Tools library. +** +** This file may be distributed and/or modified under the terms of the +** GNU General Public License version 2 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. +** +** Licensees holding valid commercial KD Tools licenses may use this file in +** accordance with the KD Tools Commercial License Agreement provided with +** the Software. +** +** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE +** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. +** +** See http://www.klaralvdalens-datakonsult.se/?page=products for +** information about KD Tools Commercial License Agreements. +** +** Contact info@klaralvdalens-datakonsult.se if any conditions of this +** licensing are not clear to you. +** +** In addition, as a special exception, the copyright holders give +** permission to link the code of this program with any edition of the +** Qt library by Trolltech AS, Norway (or with modified versions of Qt +** that use the same license as Qt), and distribute linked +** combinations including the two. You must obey the GNU General +** Public License in all respects for all of the code used other than +** Qt. If you modify this file, you may extend this exception to your +** version of the file, but you are not obligated to do so. If you do +** not wish to do so, delete this exception statement from your +** version. +** +**********************************************************************/ + +#include "kdhorizontalline.h" + +#include <qstyle.h> +#include <qpainter.h> +#ifdef QT_ACCESSIBILITY_SUPPORT +#include <qaccessible.h> +#endif +#include <qfontmetrics.h> +#include <qapplication.h> + +KDHorizontalLine::KDHorizontalLine( QWidget * parent, const char * name, WFlags f ) + : QFrame( parent, name, f ), + mAlign( Qt::AlignAuto ), + mLenVisible( 0 ) +{ + QFrame::setFrameStyle( HLine | Sunken ); +} + +KDHorizontalLine::KDHorizontalLine( const QString & title, QWidget * parent, const char * name, WFlags f ) + : QFrame( parent, name, f ), + mAlign( Qt::AlignAuto ), + mLenVisible( 0 ) +{ + QFrame::setFrameStyle( HLine | Sunken ); + setTitle( title ); +} + +KDHorizontalLine::~KDHorizontalLine() {} + +void KDHorizontalLine::setFrameStyle( int style ) { + QFrame::setFrameStyle( ( style & ~MShape ) | HLine ); // force HLine +} + +void KDHorizontalLine::setTitle( const QString & title ) { + if ( mTitle == title ) + return; + mTitle = title; + calculateFrame(); + update(); + updateGeometry(); +#ifdef QT_ACCESSIBILITY_SUPPORT + QAccessible::updateAccessibility( this, 0, QAccessible::NameChanged ); +#endif +} + +void KDHorizontalLine::calculateFrame() { + mLenVisible = mTitle.length(); +#if 0 + if ( mLenVisible ) { + const QFontMetrics fm = fontMetrics(); + while ( mLenVisible ) { + const int tw = fm.width( mTitle, mLenVisible ) + 4*fm.width(QChar(' ')); + if ( tw < width() ) + break; + mLenVisible--; + } + qDebug( "mLenVisible = %d (of %d)", mLenVisible, mTitle.length() ); + if ( mLenVisible ) { // but do we also have a visible label? + QRect r = rect(); + const int va = style().styleHint( QStyle::SH_GroupBox_TextLabelVerticalAlignment, this ); + if( va & AlignVCenter ) + r.setTop( fm.height() / 2 ); // frame rect should be + else if( va & AlignTop ) + r.setTop( fm.ascent() ); + setFrameRect( r ); // smaller than client rect + return; + } + } + // no visible label + setFrameRect( QRect(0,0,0,0) ); // then use client rect +#endif +} + +QSizePolicy KDHorizontalLine::sizePolicy() const { + return QSizePolicy( QSizePolicy::Minimum, QSizePolicy::Fixed ); +} + +QSize KDHorizontalLine::sizeHint() const { + return minimumSizeHint(); +} + +QSize KDHorizontalLine::minimumSizeHint() const { + const int w = fontMetrics().width( mTitle, mLenVisible ) + + fontMetrics().width( QChar( ' ' ) ); + const int h = fontMetrics().height(); + return QSize( QMAX( w, indentHint() ), h ).expandedTo( qApp->globalStrut() ); +} + +void KDHorizontalLine::paintEvent( QPaintEvent * e ) { + QPainter paint( this ); + + if ( mLenVisible ) { // draw title + const QFontMetrics & fm = paint.fontMetrics(); + const int h = fm.height(); + const int tw = fm.width( mTitle, mLenVisible ) + fm.width(QChar(' ')); + int x; + if ( mAlign & AlignHCenter ) // center alignment + x = frameRect().width()/2 - tw/2; + else if ( mAlign & AlignRight ) // right alignment + x = frameRect().width() - tw; + else if ( mAlign & AlignLeft ) // left alignment + x = 0; + else { // auto align + if( QApplication::reverseLayout() ) + x = frameRect().width() - tw; + else + x = 0; + } + QRect r( x, 0, tw, h ); + int va = style().styleHint( QStyle::SH_GroupBox_TextLabelVerticalAlignment, this ); + if ( va & AlignTop ) + r.moveBy( 0, fm.descent() ); + const QColor pen( (QRgb) style().styleHint( QStyle::SH_GroupBox_TextLabelColor, this ) ); +#if QT_VERSION >= 0x030300 + if ( !style().styleHint( QStyle::SH_UnderlineAccelerator, this ) ) + va |= NoAccel; +#endif + style().drawItem( &paint, r, ShowPrefix | AlignHCenter | va, colorGroup(), + isEnabled(), 0, mTitle, -1, ownPalette() ? 0 : &pen ); + paint.setClipRegion( e->region().subtract( r ) ); // clip everything but title + } + drawFrame( &paint ); + drawContents( &paint ); +} + +// static +int KDHorizontalLine::indentHint() { + return 30; +} + +#include "kdhorizontalline.moc" |