qquickstyleitemgroupbox.cpp

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// Copyright (C) 2020 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
#include "qquickstyleitemgroupbox.h"
 
QT_BEGIN_NAMESPACE
 
QFont QQuickStyleItemGroupBox::styleFont(QQuickItem *control) const
{
    return style()->font(QStyle::CE_HeaderLabel, controlSize(control));
}
 
StyleItemGeometry QQuickStyleItemGroupBox::calculateGeometry()
{
    QStyleOptionGroupBox styleOption;
    initStyleOption(styleOption);
 
    StyleItemGeometry geometry;
    geometry.minimumSize = style()->sizeFromContents(QStyle::CT_GroupBox, &styleOption, QSize(0, 0));
 
    if (!control<QQuickGroupBox>()->title().isEmpty()) {
        // We don't draw the title, but we need to take
        // it into calculation for the control size
        styleOption.text = QStringLiteral(" ");
        styleOption.subControls |= QStyle::SC_GroupBoxLabel;
    }
 
    geometry.implicitSize = style()->sizeFromContents(QStyle::CT_GroupBox, &styleOption, contentSize());
    styleOption.rect.setSize(geometry.implicitSize);
    geometry.contentRect = style()->subControlRect(QStyle::CC_GroupBox, &styleOption, QStyle::SC_GroupBoxContents);
    geometry.layoutRect = style()->subElementRect(QStyle::SE_GroupBoxLayoutItem, &styleOption);
    geometry.ninePatchMargins = style()->ninePatchMargins(QStyle::CC_GroupBox, &styleOption, geometry.minimumSize);
 
    const QQuickStyleMargins oldGroupBoxPadding = m_groupBoxPadding;
    const QRect frame = style()->subControlRect(QStyle::CC_GroupBox, &styleOption, QStyle::SC_GroupBoxFrame);
    m_groupBoxPadding = QQuickStyleMargins(QRect(QPoint(), geometry.implicitSize), frame);
    if (m_groupBoxPadding != oldGroupBoxPadding)
        emit groupBoxPaddingChanged();
 
    const QPointF oldLabelPos = m_labelPos;
    m_labelPos = style()->subControlRect(QStyle::CC_GroupBox, &styleOption, QStyle::SC_GroupBoxLabel).topLeft();
    if (m_labelPos != oldLabelPos)
        emit labelPosChanged();
    return geometry;
}
 
void QQuickStyleItemGroupBox::paintEvent(QPainter *painter) const
{
    QStyleOptionGroupBox styleOption;
    initStyleOption(styleOption);
    style()->drawComplexControl(QStyle::CC_GroupBox, &styleOption, painter);
}
 
void QQuickStyleItemGroupBox::initStyleOption(QStyleOptionGroupBox &styleOption) const
{
    initStyleOptionBase(styleOption);
    styleOption.subControls = QStyle::SC_GroupBoxFrame;
    styleOption.lineWidth = 1;
}
 
QQuickStyleMargins QQuickStyleItemGroupBox::groupBoxPadding() const
{
    return m_groupBoxPadding;
}
 
QPointF QQuickStyleItemGroupBox::labelPos() const
{
    return m_labelPos;
}
 
QT_END_NAMESPACE
 
#include "moc_qquickstyleitemgroupbox.cpp"