57 lines
1.5 KiB
C++
57 lines
1.5 KiB
C++
// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
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#ifndef QGRAPHICSLAYOUT_H
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#define QGRAPHICSLAYOUT_H
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#include <QtWidgets/qtwidgetsglobal.h>
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#include <QtWidgets/qgraphicslayoutitem.h>
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QT_REQUIRE_CONFIG(graphicsview);
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QT_BEGIN_NAMESPACE
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class QGraphicsLayoutPrivate;
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class QGraphicsLayoutItem;
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class QGraphicsWidget;
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class Q_WIDGETS_EXPORT QGraphicsLayout : public QGraphicsLayoutItem
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{
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public:
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QGraphicsLayout(QGraphicsLayoutItem *parent = nullptr);
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~QGraphicsLayout();
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void setContentsMargins(qreal left, qreal top, qreal right, qreal bottom);
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void getContentsMargins(qreal *left, qreal *top, qreal *right, qreal *bottom) const override;
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void activate();
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bool isActivated() const;
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virtual void invalidate();
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virtual void updateGeometry() override;
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virtual void widgetEvent(QEvent *e);
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virtual int count() const = 0;
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virtual QGraphicsLayoutItem *itemAt(int i) const = 0;
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virtual void removeAt(int index) = 0;
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static void setInstantInvalidatePropagation(bool enable);
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static bool instantInvalidatePropagation();
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protected:
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QGraphicsLayout(QGraphicsLayoutPrivate &, QGraphicsLayoutItem *);
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void addChildLayoutItem(QGraphicsLayoutItem *layoutItem);
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private:
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Q_DISABLE_COPY(QGraphicsLayout)
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Q_DECLARE_PRIVATE(QGraphicsLayout)
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friend class QGraphicsWidget;
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};
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#ifndef Q_CLANG_QDOC
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Q_DECLARE_INTERFACE(QGraphicsLayout, "org.qt-project.Qt.QGraphicsLayout")
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#endif
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QT_END_NAMESPACE
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#endif
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