C++ Ptr::fontBold方法代码示例

QVariant KateStyleTreeWidgetItem::data( int column, int role ) const
{
  if (column == Context) {
    switch (role) {
      case Qt::ForegroundRole:
        if (style()->hasProperty(QTextFormat::ForegroundBrush))
          return style()->foreground().color();
        break;

      case Qt::BackgroundRole:
        if (style()->hasProperty(QTextFormat::BackgroundBrush))
          return style()->background().color();
        break;

      case Qt::FontRole:
        return style()->font();
        break;
    }
  }

  if (role == Qt::CheckStateRole) {
    switch (column) {
      case Bold:
        return toCheckState(style()->fontBold());
      case Italic:
        return toCheckState(style()->fontItalic());
      case Underline:
        return toCheckState(style()->fontUnderline());
      case StrikeOut:
        return toCheckState(style()->fontStrikeOut());
      case UseDefaultStyle:
        /* can't compare all attributes, currentStyle has always more than defaultStyle (e.g. the item's name),
         * so we just compare the important ones:*/
        return toCheckState(
               currentStyle->foreground() == defaultStyle->foreground()
            && currentStyle->background() == defaultStyle->background()
            && currentStyle->selectedForeground() == defaultStyle->selectedForeground()
            && currentStyle->selectedBackground() == defaultStyle->selectedBackground()
            && currentStyle->fontBold() == defaultStyle->fontBold()
            && currentStyle->fontItalic() == defaultStyle->fontItalic()
            && currentStyle->fontUnderline() == defaultStyle->fontUnderline()
            && currentStyle->fontStrikeOut() == defaultStyle->fontStrikeOut());
    }
  }

  if (role == Qt::DisplayRole) {
    switch (column) {
      case Foreground:
        return style()->foreground();
      case SelectedForeground:
        return style()->selectedForeground();
      case Background:
        return style()->background();
      case SelectedBackground:
        return style()->selectedBackground();
    }
  }

  return QTreeWidgetItem::data(column, role);
}

void KateHlManager::setDefaults(const QString &schema, KateAttributeList &list,KConfig *cfg)
{  
  cfg=cfg?cfg:KateHlManager::self()->self()->getKConfig();
  KConfigGroup config(cfg,
                      "Default Item Styles - Schema " + schema);

  for (uint z = 0; z < defaultStyles(); z++)
  {
    QStringList settings;
    KTextEditor::Attribute::Ptr p = list.at(z);

    settings<<(p->hasProperty(QTextFormat::ForegroundBrush)?QString::number(p->foreground().color().rgb(),16):"");
    settings<<(p->hasProperty(KTextEditor::Attribute::SelectedForeground)?QString::number(p->selectedForeground().color().rgb(),16):"");
    settings<<(p->hasProperty(QTextFormat::FontWeight)?(p->fontBold()?"1":"0"):"");
    settings<<(p->hasProperty(QTextFormat::FontItalic)?(p->fontItalic()?"1":"0"):"");
    settings<<(p->hasProperty(QTextFormat::FontStrikeOut)?(p->fontStrikeOut()?"1":"0"):"");
    settings<<(p->hasProperty(QTextFormat::FontUnderline)?(p->fontUnderline()?"1":"0"):"");
    settings<<(p->hasProperty(QTextFormat::BackgroundBrush)?QString::number(p->background().color().rgb(),16):"-");
    settings<<(p->hasProperty(KTextEditor::Attribute::SelectedBackground)?QString::number(p->selectedBackground().color().rgb(),16):"-");
    settings<<(p->hasProperty(QTextFormat::FontFamily)?(p->fontFamily()):QString());
    settings<<"---";

    config.writeEntry(defaultStyleName(z),settings);
  }

  emit changed();
}

void exportText(QString& ret,
                const QString& text,
                const KTextEditor::Attribute::Ptr& attrib)
{
    if ( !attrib || !attrib->hasAnyProperty()) {
        ret.append(text);
        return;
    }

    if ( attrib->fontBold() ) {
        ret.append("<b>");
    }
    if ( attrib->fontItalic() ) {
        ret.append("<i>");
    }

    bool writeForeground = attrib->hasProperty(QTextCharFormat::ForegroundBrush);
    bool writeBackground = attrib->hasProperty(QTextCharFormat::BackgroundBrush);

    if ( writeForeground || writeBackground ) {
        ret.append(QString("<span style='%1%2'>")
            .arg(writeForeground ? QString(QLatin1String("color:") 
                                            + attrib->foreground().color().name() 
                                            + QLatin1Char(';')) 
                                    : QString())
            .arg(writeBackground ? QString(QLatin1String("background:") 
                                            + attrib->background().color().name() 
                                            + QLatin1Char(';')) 
                                    : QString()));
    }
    ret.append(text);

    if ( writeBackground || writeForeground ) {
        ret.append("</span>");
    }
    if ( attrib->fontItalic() ) {
        ret.append("</i>");
    }
    if ( attrib->fontBold() ) {
        ret.append("</b>");
    }
}

void HTMLExporter::exportText(const QString &text, const KTextEditor::Attribute::Ptr &attrib)
{
    if (!attrib || !attrib->hasAnyProperty() || attrib == m_defaultAttribute) {
        m_output << text.toHtmlEscaped();
        return;
    }

    if (attrib->fontBold()) {
        m_output << "<b>";
    }
    if (attrib->fontItalic()) {
        m_output << "<i>";
    }

    bool writeForeground = attrib->hasProperty(QTextCharFormat::ForegroundBrush)
                           && (!m_defaultAttribute || attrib->foreground().color() != m_defaultAttribute->foreground().color());
    bool writeBackground = attrib->hasProperty(QTextCharFormat::BackgroundBrush)
                           && (!m_defaultAttribute || attrib->background().color() != m_defaultAttribute->background().color());

    if (writeForeground || writeBackground) {
        m_output << QStringLiteral("<span style='%1%2'>")
                 .arg(writeForeground ? QString(QLatin1String("color:") + attrib->foreground().color().name() + QLatin1Char(';')) : QString())
                 .arg(writeBackground ? QString(QLatin1String("background:") + attrib->background().color().name() + QLatin1Char(';')) : QString());
    }

    m_output << text.toHtmlEscaped();

    if (writeBackground || writeForeground) {
        m_output << "</span>";
    }
    if (attrib->fontItalic()) {
        m_output << "</i>";
    }
    if (attrib->fontBold()) {
        m_output << "</b>";
    }
}

void KateStyleTreeWidgetItem::changeProperty( int p )
{
  if ( p == Bold )
    currentStyle->setFontBold( ! currentStyle->fontBold() );
  else if ( p == Italic )
    currentStyle->setFontItalic( ! currentStyle->fontItalic() );
  else if ( p == Underline )
    currentStyle->setFontUnderline( ! currentStyle->fontUnderline() );
  else if ( p == StrikeOut )
    currentStyle->setFontStrikeOut( ! currentStyle->fontStrikeOut() );
  else if ( p == UseDefaultStyle )
    toggleDefStyle();
  else
    setColor( p );

  updateStyle ();

  treeWidget()->emitChanged();
}

void KateStyleTreeWidget::contextMenuEvent( QContextMenuEvent * event )
{
  KateStyleTreeWidgetItem *i = dynamic_cast<KateStyleTreeWidgetItem*>(itemAt(event->pos()));
  if (!i) return;

  KMenu m( this );
  KTextEditor::Attribute::Ptr currentStyle = i->style();
  // the title is used, because the menu obscures the context name when
  // displayed on behalf of spacePressed().
  QPainter p;
  p.setPen(Qt::black);

  QIcon cl = brushIcon( i->style()->foreground().color() );
  QIcon scl = brushIcon( i->style()->selectedForeground().color() );
  QIcon bgcl = brushIcon( i->style()->hasProperty(QTextFormat::BackgroundBrush) ? i->style()->background().color() : viewport()->palette().base().color() );
  QIcon sbgcl = brushIcon( i->style()->hasProperty(KTextEditor::Attribute::SelectedBackground) ? i->style()->selectedBackground().color() : viewport()->palette().base().color() );

  m.addTitle( i->contextName() );

  QAction* a = m.addAction( i18n("&Bold"), this, SLOT(changeProperty()) );
  a->setCheckable(true);
  a->setChecked( currentStyle->fontBold() );
  a->setData(KateStyleTreeWidgetItem::Bold);

  a = m.addAction( i18n("&Italic"), this, SLOT(changeProperty()) );
  a->setCheckable(true);
  a->setChecked( currentStyle->fontItalic() );
  a->setData(KateStyleTreeWidgetItem::Italic);

  a = m.addAction( i18n("&Underline"), this, SLOT(changeProperty()) );
  a->setCheckable(true);
  a->setChecked( currentStyle->fontUnderline() );
  a->setData(KateStyleTreeWidgetItem::Underline);

  a = m.addAction( i18n("S&trikeout"), this, SLOT(changeProperty()) );
  a->setCheckable(true);
  a->setChecked( currentStyle->fontStrikeOut() );
  a->setData(KateStyleTreeWidgetItem::StrikeOut);

  m.addSeparator();

  a = m.addAction( cl, i18n("Normal &Color..."), this, SLOT(changeProperty()) );
  a->setData(KateStyleTreeWidgetItem::Foreground);

  a = m.addAction( scl, i18n("&Selected Color..."), this, SLOT(changeProperty()) );
  a->setData(KateStyleTreeWidgetItem::SelectedForeground);

  a = m.addAction( bgcl, i18n("&Background Color..."), this, SLOT(changeProperty()) );
  a->setData(KateStyleTreeWidgetItem::Background);

  a = m.addAction( sbgcl, i18n("S&elected Background Color..."), this, SLOT(changeProperty()) );
  a->setData(KateStyleTreeWidgetItem::SelectedBackground);

  // Unset [some] colors. I could show one only if that button was clicked, but that
  // would disable setting this with the keyboard (how many aren't doing just
  // that every day? ;)
  // ANY ideas for doing this in a nicer way will be warmly wellcomed.
  KTextEditor::Attribute::Ptr style = i->style();
  if ( style->hasProperty( QTextFormat::BackgroundBrush) || style->hasProperty( KTextEditor::Attribute::SelectedBackground ) )
  {
    m.addSeparator();
    if ( style->hasProperty( QTextFormat::BackgroundBrush) ) {
      a = m.addAction( i18n("Unset Background Color"), this, SLOT(unsetColor()) );
      a->setData(100);
    }
    if ( style->hasProperty( KTextEditor::Attribute::SelectedBackground ) ) {
      a = m.addAction( i18n("Unset Selected Background Color"), this, SLOT(unsetColor()) );
      a->setData(101);
    }
  }

  if ( ! i->isDefault() && ! i->defStyle() ) {
    m.addSeparator();
    a = m.addAction( i18n("Use &Default Style"), this, SLOT(changeProperty()) );
    a->setCheckable(true);
    a->setChecked( i->defStyle() );
    a->setData(KateStyleTreeWidgetItem::UseDefaultStyle);
  }
  m.exec( event->globalPos() );
}