qlayout_p.h

Go to the documentation of this file.

// Copyright (C) 2016 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
 
#ifndef QLAYOUT_P_H
#define QLAYOUT_P_H
 
//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists for the convenience
// of qlayout*.cpp, and qabstractlayout.cpp.  This header
// file may change from version to version without notice, or even be removed.
//
// We mean it.
//
 
#include <QtWidgets/private/qtwidgetsglobal_p.h>
#include "private/qobject_p.h"
#include "qstyle.h"
#include "qsizepolicy.h"
 
QT_BEGIN_NAMESPACE
 
class QWidgetItem;
class QSpacerItem;
class QLayoutItem;
 
class Q_WIDGETS_EXPORT QLayoutPrivate : public QObjectPrivate
{
    Q_DECLARE_PUBLIC(QLayout)
 
public:
    typedef QWidgetItem * (*QWidgetItemFactoryMethod)(const QLayout *layout, QWidget *widget);
    typedef QSpacerItem * (*QSpacerItemFactoryMethod)(const QLayout *layout, int w, int h, QSizePolicy::Policy hPolicy, QSizePolicy::Policy);
 
    QLayoutPrivate();
 
    void getMargin(int *result, int userMargin, QStyle::PixelMetric pm) const;
    void doResize();
    void reparentChildWidgets(QWidget *mw);
    bool checkWidget(QWidget *widget) const;
    bool checkLayout(QLayout *otherLayout) const;
 
    static QWidgetItem *createWidgetItem(const QLayout *layout, QWidget *widget);
    static QSpacerItem *createSpacerItem(const QLayout *layout, int w, int h, QSizePolicy::Policy hPolicy = QSizePolicy::Minimum, QSizePolicy::Policy vPolicy = QSizePolicy::Minimum);
    virtual QLayoutItem* replaceAt(int, QLayoutItem *) { return nullptr; }
 
    static QWidgetItemFactoryMethod widgetItemFactoryMethod;
    static QSpacerItemFactoryMethod spacerItemFactoryMethod;
 
    int insideSpacing;
    int userLeftMargin;
    int userTopMargin;
    int userRightMargin;
    int userBottomMargin;
    uint topLevel : 1;
    uint enabled : 1;
    uint activated : 1;
    uint autoNewChild : 1;
    QLayout::SizeConstraint constraint;
    QRect rect;
    QWidget *menubar;
};
 
QT_END_NAMESPACE
 
#endif // QLAYOUT_P_H