Ejemplo n.º 1
0
QSize QDockWidgetLayout::sizeFromContent(const QSize &content, bool floating) const
{
    QSize result = content;

    if (verticalTitleBar) {
        result.setHeight(qMax(result.height(), minimumTitleWidth()));
        result.setWidth(qMax(content.width(), 0));
    } else {
        result.setHeight(qMax(result.height(), 0));
        result.setWidth(qMax(content.width(), minimumTitleWidth()));
    }

    QDockWidget *w = qobject_cast<QDockWidget*>(parentWidget());
    bool customTitleBar = item_list[TitleBar] != 0;
    bool nativeDeco = floating && !customTitleBar;
#if defined(Q_WS_X11) || defined(Q_WS_QWS)
    nativeDeco = false;
#endif

    int fw = floating && !nativeDeco
            ? w->style()->pixelMetric(QStyle::PM_DockWidgetFrameWidth, 0, 0)
            : 0;

    const int th = titleHeight();
    if (!nativeDeco) {
        if (verticalTitleBar)
            result += QSize(th + 2*fw, 2*fw);
        else
            result += QSize(2*fw, th + 2*fw);
    }

    result.setHeight(qMin(result.height(), (int) QWIDGETSIZE_MAX));
    result.setWidth(qMin(result.width(), (int) QWIDGETSIZE_MAX));

    if (content.width() < 0)
        result.setWidth(-1);
    if (content.height() < 0)
        result.setHeight(-1);

    QSize min = w->minimumSize();

    /* A floating dockwidget will automatically get its minimumSize set to the layout's
       minimum size + deco. We're *not* interested in this, we only take minimumSize()
       into account if the user set it herself. Otherwise we end up expanding the result
       of a calculation for a non-floating dock widget to a floating dock widget's
       minimum size + window decorations. */

    uint explicitMin = 0;
    if (w->d_func()->extra != 0)
        explicitMin = w->d_func()->extra->explicitMinSize;

    if (!(explicitMin & Qt::Horizontal) || min.width() == 0)
        min.setWidth(-1);
    if (!(explicitMin & Qt::Vertical) || min.height() == 0)
        min.setHeight(-1);
    return result.boundedTo(w->maximumSize()).expandedTo(min);
}
Ejemplo n.º 2
0
QSize QDockWidgetLayout::sizeFromContent(const QSize &content, bool floating) const
{
    QSize result = content;

    if (verticalTitleBar) {
        result.setHeight(qMax(result.height(), minimumTitleWidth()));
        result.setWidth(qMax(content.width(), 0));
    } else {
        result.setHeight(qMax(result.height(), 0));
        result.setWidth(qMax(content.width(), minimumTitleWidth()));
    }

    QDockWidget *w = qobject_cast<QDockWidget*>(parentWidget());
    const bool nativeDeco = nativeWindowDeco(floating);

    int fw = floating && !nativeDeco
            ? w->style()->pixelMetric(QStyle::PM_DockWidgetFrameWidth, 0, w)
            : 0;

    const int th = titleHeight();
    if (!nativeDeco) {
        if (verticalTitleBar)
            result += QSize(th + 2*fw, 2*fw);
        else
            result += QSize(2*fw, th + 2*fw);
    }

    result.setHeight(qMin(result.height(), (int) QWIDGETSIZE_MAX));
    result.setWidth(qMin(result.width(), (int) QWIDGETSIZE_MAX));

    if (content.width() < 0)
        result.setWidth(-1);
    if (content.height() < 0)
        result.setHeight(-1);

    int left, top, right, bottom;
    w->getContentsMargins(&left, &top, &right, &bottom);
    //we need to substract the contents margin (it will be added by the caller)
    QSize min = w->minimumSize() - QSize(left + right, top + bottom);
    QSize max = w->maximumSize() - QSize(left + right, top + bottom);

    /* A floating dockwidget will automatically get its minimumSize set to the layout's
       minimum size + deco. We're *not* interested in this, we only take minimumSize()
       into account if the user set it herself. Otherwise we end up expanding the result
       of a calculation for a non-floating dock widget to a floating dock widget's
       minimum size + window decorations. */

    uint explicitMin = 0;
    uint explicitMax = 0;
    if (w->d_func()->extra != 0) {
        explicitMin = w->d_func()->extra->explicitMinSize;
        explicitMax = w->d_func()->extra->explicitMaxSize;
    }

    if (!(explicitMin & Qt::Horizontal) || min.width() == 0)
        min.setWidth(-1);
    if (!(explicitMin & Qt::Vertical) || min.height() == 0)
        min.setHeight(-1);

    if (!(explicitMax & Qt::Horizontal))
        max.setWidth(QWIDGETSIZE_MAX);
    if (!(explicitMax & Qt::Vertical))
        max.setHeight(QWIDGETSIZE_MAX);

    return result.boundedTo(max).expandedTo(min);
}