コード例 #1
0
ファイル: alarmview.cpp プロジェクト: Camelek/qtmoko
/*!
   \overload

   Returns the size hint for objects drawn with the delgate with style options \a option for item at \a index.
*/
QSize TwoLevelDelegate::sizeHint(const QStyleOptionViewItem & option,
        const QModelIndex &index) const
{
    QList< StringPair > subTexts = index.model()->data(index, SubLabelsRole).value<QList<StringPair> >();

    QFontMetrics fm(option.font);
    int sublinesheight = 0;

    if (subTexts.count() > 0) {
        QFont fs = differentFont(option.font, -2);
        QFont bfs = fs;
        bfs.setWeight(QFont::Bold);
        QFontMetrics sbfm(bfs);
        QFontMetrics sfm(fs);
        int sublineheight = qMax(sfm.ascent(), sbfm.ascent()) + qMax(sfm.descent(), sbfm.descent()) + 1;

        sublinesheight = subTexts.count() * (sublineheight + 1);
    }


    return QSize(qApp->style()->pixelMetric(QStyle::PM_ListViewIconSize) + fm.width("M")*10,
                 qMax(qApp->style()->pixelMetric(QStyle::PM_ListViewIconSize), fm.height() + sublinesheight));
}
コード例 #2
0
/*!
  \internal
  Returns the font to use for painting the sub label text of the item.
  Due to the nature of rich text painting in Qt 4.0 attributes such as bold and italic will be
  ignored.  These attributes can be set by the text returned for
  QAbstractItemModel::data() where role is QAppointmentModel::SubLabelRole.

  By default returns a font at least two point sizes smaller of the font of the
  style option \a o.
*/
QFont QAppointmentDelegate::secondaryFont(const QStyleOptionViewItem &o) const
{
    return differentFont(o.font, -2);
}
コード例 #3
0
ファイル: alarmview.cpp プロジェクト: Camelek/qtmoko
void TwoLevelDelegate::paint(QPainter *painter, const QStyleOptionViewItem & option,
        const QModelIndex & index ) const
{
    QString text = index.model()->data(index, Qt::DisplayRole).toString();
    QList< StringPair > subTexts = index.model()->data(index, SubLabelsRole).value<QList<StringPair> >();

    QIcon decoration = qvariant_cast<QIcon>(index.model()->data(index, Qt::DecorationRole));
    QIcon secondaryDecoration = qvariant_cast<QIcon>(index.model()->data(index, SubIconRole));

    bool rtl = QtopiaApplication::layoutDirection() == Qt::RightToLeft ;

    painter->save();

    // fill rect based on row background
    // or assume can be left to list class
    bool selected = (option.state & (QStyle::State_Active | QStyle::State_Selected)) == (QStyle::State_Active | QStyle::State_Selected);
    QBrush baseBrush = selected ? option.palette.highlight() : option.palette.base();
    QBrush textBrush = selected ? option.palette.highlightedText() : option.palette.text();
    QPalette modpalette(option.palette);
    modpalette.setBrush(QPalette::Text, textBrush);
    // To avoid messing with the alternating row color, don't set this...
//    modpalette.setBrush(QPalette::Base, baseBrush);
//    painter->setBrush(baseBrush);

    painter->setPen(textBrush.color());

    if (selected)
        painter->fillRect(option.rect, baseBrush);
    QFont fbold = option.font;
    QFont fsmall = differentFont(option.font, -2);
    QFont fsmallbold = fsmall;
    fbold.setWeight(QFont::Bold);
    fsmallbold.setWeight(QFont::Bold);

    QFontMetrics fboldM(fbold);
    QFontMetrics fsmallM(fsmall);
    QFontMetrics fsmallboldM(fsmallbold);

    int decorationSize = qApp->style()->pixelMetric(QStyle::PM_ListViewIconSize);

    int x = option.rect.x();
    int y = option.rect.y();
    int width = option.rect.width();
    int height = option.rect.height()-1;

    if ( rtl )
        painter->drawPixmap(width-decorationSize, y, decoration.pixmap(decorationSize) );
    else
        painter->drawPixmap(x, y, decoration.pixmap(decorationSize));

    x += decorationSize + 2;
    width -= decorationSize + 2;

    int bcardwidth = 0;
    int bcardbase = y;
    if (!secondaryDecoration.isNull()) {
        bcardwidth = decorationSize;
        bcardbase = y+decorationSize;
        if ( rtl )
            painter->drawPixmap( option.rect.x(), y, secondaryDecoration.pixmap(decorationSize));
        else
            painter->drawPixmap(x+width-bcardwidth, y,secondaryDecoration.pixmap(decorationSize));
    }

    // draw label bold
    painter->setFont(fbold);

    // fit inside available width;
    QRect space;
    if ( rtl )
        space = QRect(option.rect.x() + bcardwidth, y, width-bcardwidth, height);
    else
        space = QRect(x, y, width - bcardwidth, height);

    painter->drawText(space, Qt::AlignLeading, fboldM.elidedText(text, Qt::ElideRight, space.width()));

    y+=fboldM.height();


    QString secText;
    StringPair subLine;

    int headerWidth = 0;
    /* First, calculate the width of all the header sections */
    foreach(subLine, subTexts) {
        if (!subLine.first.isEmpty()) {
            int w = fsmallboldM.boundingRect(subLine.first).width();
            if (w > headerWidth)
                headerWidth = w;
        }
    }
    headerWidth += 4; // a little padding

    int sublineheight = qMax(fsmallM.ascent(), fsmallboldM.ascent()) + qMax(fsmallM.descent(), fsmallboldM.descent()) + 1;
    // per font baseline adjustments, durnit.
    int headbase = 0;
    int valbase = 0;

    if (fsmallM.ascent() > fsmallboldM.ascent())
        headbase = fsmallM.ascent() - fsmallboldM.ascent();
    else
        valbase = fsmallboldM.ascent() - fsmallM.ascent();

    /* Now draw! */
    while (y + sublineheight <= option.rect.bottom() && !subTexts.isEmpty()) {
        if (y > bcardbase) {
            bcardwidth = 0;
            if ( rtl )
                space = QRect(option.rect.x(), y, width, option.rect.bottom() - y + 1);
            else
                space = QRect(x, y, width, option.rect.bottom() - y + 1);
        } else
            space.setTop(y);

        subLine = subTexts.takeFirst();
        if (!subLine.first.isNull()) {
            if (!subLine.second.isEmpty()) {
                QRect headerRect = space.adjusted(0,headbase,0,0);
                QRect valueRect = space.adjusted(0,valbase,0,0);
                if (rtl) {
                    headerRect.setLeft(option.rect.x() - headerWidth - 1);
                    valueRect.setRight(option.rect.x() - headerWidth - 1);
                } else {
                    headerRect.setRight(x + headerWidth + 1);
                    valueRect.setLeft(x + headerWidth + 1);
                }
                painter->setFont(fsmallbold);
                painter->drawText(headerRect, Qt::AlignLeading, subLine.first);
                painter->setFont(fsmall);
                painter->drawText(valueRect, Qt::AlignLeading, fsmallM.elidedText(subLine.second, Qt::ElideRight, valueRect.width()));
            } else {
                painter->setFont(fsmallbold);
                painter->drawText(space, Qt::AlignLeading, fsmallboldM.elidedText(subLine.first, Qt::ElideRight, space.width()));
            }
        } else {
            if (!subLine.second.isEmpty()) {
                painter->setFont(fsmall);
                painter->drawText(space, Qt::AlignLeading, fsmallM.elidedText(subLine.second, Qt::ElideRight, space.width()));
            }
        }

        y += sublineheight + 1;
    }
    painter->restore();
}