htmlview.cpp

来自「Amarok是一款在LINUX或其他类UNIX操作系统中运行的音频播放器软件。 」· C++ 代码 · 共 313 行 · 第 1/2 页

        const QColor baseColor = ContextBrowser::instance()->colorGroup().base();
        const QColor bgColor = ContextBrowser::instance()->colorGroup().highlight();
        const QColor gradientColor = bgColor;

        if ( !m_bgGradientImage ) {
            m_bgGradientImage = new KTempFile( locateLocal( "tmp", "gradient" ), ".png", 0600 );
            QImage image = KImageEffect::gradient( QSize( 600, 1 ), gradientColor, gradientColor.light( 130 ), KImageEffect::PipeCrossGradient );
            image.save( m_bgGradientImage->file(), "PNG" );
            m_bgGradientImage->close();
        }

        if ( !m_headerGradientImage ) {
            m_headerGradientImage = new KTempFile( locateLocal( "tmp", "gradient_header" ), ".png", 0600 );
            QImage imageH = KImageEffect::unbalancedGradient( QSize( 1, 10 ), bgColor, gradientColor.light( 130 ), KImageEffect::VerticalGradient, 100, -100 );
            imageH.copy( 0, 1, 1, 9 ).save( m_headerGradientImage->file(), "PNG" );
            m_headerGradientImage->close();
        }

        if ( !m_shadowGradientImage ) {
            m_shadowGradientImage = new KTempFile( locateLocal( "tmp", "gradient_shadow" ), ".png", 0600 );
            QImage imageS = KImageEffect::unbalancedGradient( QSize( 1, 10 ), baseColor, Qt::gray, KImageEffect::VerticalGradient, 100, -100 );
            imageS.save( m_shadowGradientImage->file(), "PNG" );
            m_shadowGradientImage->close();
        }

        //unlink the files for us on deletion
        m_bgGradientImage->setAutoDelete( true );
        m_headerGradientImage->setAutoDelete( true );
        m_shadowGradientImage->setAutoDelete( true );

        //we have to set the color for body due to a KHTML bug
        //KHTML sets the base color but not the text color
        styleSheet = QString( "body { margin: 4px; font-size: %1px; color: %2; background-color: %3; background-image: url( %4 ); background-repeat: repeat; font-family: %5; }" )
                .arg( pxSize )
                .arg( text )
                .arg( AmarokConfig::schemeAmarok() ? fg : gradientColor.name() )
                .arg( m_bgGradientImage->name() )
                .arg( fontFamily );

        //text attributes
        styleSheet += QString( "h1 { font-size: %1px; }" ).arg( pxSize + 8 );
        styleSheet += QString( "h2 { font-size: %1px; }" ).arg( pxSize + 6 );
        styleSheet += QString( "h3 { font-size: %1px; }" ).arg( pxSize + 4 );
        styleSheet += QString( "h4 { font-size: %1px; }" ).arg( pxSize + 3 );
        styleSheet += QString( "h5 { font-size: %1px; }" ).arg( pxSize + 2 );
        styleSheet += QString( "h6 { font-size: %1px; }" ).arg( pxSize + 1 );
        styleSheet += QString( "a { font-size: %1px; color: %2; }" ).arg( pxSize ).arg( text );
        styleSheet += QString( ".info { display: block; margin-left: 4px; font-weight: normal; }" );

        styleSheet += QString( ".song a { display: block; padding: 1px 2px; font-weight: normal; text-decoration: none; }" );
        styleSheet += QString( ".song a:hover { color: %1; background-color: %2; }" ).arg( fg ).arg( bg );
        styleSheet += QString( ".song-title { font-weight: bold; }" );
        styleSheet += QString( ".song-place { font-size: %1px; font-weight: bold; }" ).arg( pxSize + 3 );

        //box: the base container for every block (border hilighted on hover, 'A' without underlining)
        styleSheet += QString( ".box { border: solid %1 1px; text-align: left; margin-bottom: 10px; }" ).arg( bg );
        styleSheet += QString( ".box a { text-decoration: none; }" );
        styleSheet += QString( ".box:hover { border: solid %1 1px; }" ).arg( text );

        //box contents: header, body, rows and alternate-rows
        styleSheet += QString( ".box-header { color: %1; background-color: %2; background-image: url( %4 ); background-repeat: repeat-x; font-size: %3px; font-weight: bold; padding: 1px 0.5em; border-bottom: 1px solid #000; }" )
                .arg( fg )
                .arg( bg )
                .arg( pxSize + 2 )
                .arg( m_headerGradientImage->name() );

        styleSheet += QString( ".box-body { padding: 2px; background-color: %1; background-image: url( %2 ); background-repeat: repeat-x; font-size:%3px; }" )
                .arg( ContextBrowser::instance()->colorGroup().base().name() )
                .arg( m_shadowGradientImage->name() )
                .arg( pxSize );

        //"Related Artists" related styles
        styleSheet += QString( ".box-header-nav { color: %1; background-color: %2; font-size: %3px; font-weight: bold; padding: 1px 0.5em; border-bottom: 1px solid #000; text-align: right; }" )
                .arg( fg )
                .arg( bg )
                .arg( pxSize );

        //"Albums by ..." related styles
        styleSheet += QString( ".album-header:hover { color: %1; background-color: %2; cursor: pointer; }" ).arg( fg ).arg( bg );
        styleSheet += QString( ".album-header:hover a { color: %1; }" ).arg( fg );
        styleSheet += QString( ".album-body { background-color: %1; border-bottom: solid %2 1px; border-top: solid %3 1px; }" ).arg( ContextBrowser::instance()->colorGroup().base().name() ).arg( bg ).arg( bg );
        styleSheet += QString( ".album-title { font-weight: bold; }" );
        styleSheet += QString( ".album-info { float:right; padding-right:4px; font-size: %1px }" ).arg( pxSize );
        styleSheet += QString( ".album-length { float:right; padding-right:4px; font-size: %1px; clear:right; }" ).arg( pxSize );
        styleSheet += QString( ".album-image { padding-right: 4px; }" );
        styleSheet += QString( ".album-song a { display: block; padding: 1px 2px; font-weight: normal; text-decoration: none; }" );
        styleSheet += QString( ".album-song a:hover { color: %1; background-color: %2; }" ).arg( fg ).arg( bg );
        styleSheet += QString( ".album-song-trackno { font-weight: bold; }" );

        styleSheet += QString( ".disc-separator { color: %1; border-bottom: 1px solid %2; }" ).arg( bg ).arg( bg );
        styleSheet += QString( ".disc-separator a { display: block; padding: 1px 2px; font-weight: normal; text-decoration: none; }" );
        styleSheet += QString( ".disc-separator a:hover { color: %1; background-color: %2; }" ).arg( fg ).arg( bg );

        styleSheet += QString( ".button { width: 100%; }" );

        //boxes used to display score (sb: score box)
        styleSheet += QString( ".sbtext { text-align: right; padding: 0px 4px; }" );
        styleSheet += QString( ".sbinner { height: 8px; background-color: %1; border: solid %2 1px; }" )
                            .arg( ContextBrowser::instance()->colorGroup().highlight().name() )
                            .arg( ContextBrowser::instance()->colorGroup().highlightedText().name() );
        styleSheet += QString( ".sbouter { width: 52px; height: 10px; background-color: %1; border: solid %2 1px; }" )
                            .arg( ContextBrowser::instance()->colorGroup().base().dark( 120 ).name() )
                            .arg( ContextBrowser::instance()->colorGroup().highlight().name() );

        styleSheet += QString( ".ratingBox { padding: 0px 4px; }" );
        styleSheet += QString( ".ratingStar { height: 0.9em; }" );

        styleSheet += QString( ".statsBox { border-left: solid %1 1px; }" )
                      .arg( ContextBrowser::instance()->colorGroup().base().dark( 120 ).name() );

        styleSheet += QString( "#current_box-header-album { font-weight: normal; }" );
        styleSheet += QString( "#current_box-information-td { text-align: right; vertical-align: bottom; padding: 3px; }" );
        styleSheet += QString( "#current_box-largecover-td { text-align: left; width: 100px; padding: 0; vertical-align: bottom; }" );
        styleSheet += QString( "#current_box-largecover-image { padding: 4px; vertical-align: bottom; }" );

        styleSheet += QString( "#wiki_box-body a { color: %1; }" ).arg( link );
        styleSheet += QString( "#wiki_box-body a:hover { text-decoration: underline; }" );

        //labels in tag dialog
        styleSheet += ".label a:hover { font-weight: bold; }";
        styleSheet += QString( ".label.size1 { font-size: %1px; }" ).arg( pxSize );
        styleSheet += QString( ".label.size2 { font-size: %1px; }" ).arg( pxSize + 1 );
        styleSheet += QString( ".label.size3 { font-size: %1px; }" ).arg( pxSize + 2 );
        styleSheet += QString( ".label.size4 { font-size: %1px; }" ).arg( pxSize + 3 );
        styleSheet += QString( ".label.size5 { font-size: %1px; }" ).arg( pxSize + 4);
        styleSheet += QString( ".label.size6 { font-size: %1px; }" ).arg( pxSize + 5 );
        styleSheet += QString( ".label.size7 { font-size: %1px; }" ).arg( pxSize + 6 );
        styleSheet += QString( ".label.size8 { font-size: %1px; }" ).arg( pxSize + 7 );
        styleSheet += QString( ".label.size9 { font-size: %1px; }" ).arg( pxSize + 8 );
        styleSheet += QString( ".label.size10 { font-size: %1px; }" ).arg( pxSize + 9 );
    }

    return styleSheet;
}


void
HTMLView::set( const QString& data )
{
    begin();
    setUserStyleSheet( loadStyleSheet() );
    write( data );
    end();
}


void HTMLView::openURLRequest( const KURL &url )
{
    // here, http urls are streams. For webpages we use externalurl
    // NOTE there have been no links to streams! http now used for wiki tab.
    if ( url.protocol() == "file" )
        Playlist::instance()->insertMedia( url, Playlist::DefaultOptions );
}

#include "htmlview.moc"