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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#ifndef LAYOUTDECORATION_H
#define LAYOUTDECORATION_H
#include <QtDesigner/extension.h>
#include <QtCore/qobject.h>
#include <QtCore/qpair.h>
QT_BEGIN_NAMESPACE
class QPoint;
class QLayoutItem;
class QWidget;
class QRect;
class QLayout;
class QDesignerLayoutDecorationExtension
{
public:
Q_DISABLE_COPY_MOVE(QDesignerLayoutDecorationExtension)
enum InsertMode
{
InsertWidgetMode,
InsertRowMode,
InsertColumnMode
};
QDesignerLayoutDecorationExtension() = default;
virtual ~QDesignerLayoutDecorationExtension() = default;
virtual QList<QWidget*> widgets(QLayout *layout) const = 0;
virtual QRect itemInfo(int index) const = 0;
virtual int indexOf(QWidget *widget) const = 0;
virtual int indexOf(QLayoutItem *item) const = 0;
virtual InsertMode currentInsertMode() const = 0;
virtual int currentIndex() const = 0;
virtual QPair<int, int> currentCell() const = 0;
virtual void insertWidget(QWidget *widget, const QPair<int, int> &cell) = 0;
virtual void removeWidget(QWidget *widget) = 0;
virtual void insertRow(int row) = 0;
virtual void insertColumn(int column) = 0;
virtual void simplify() = 0;
virtual int findItemAt(const QPoint &pos) const = 0;
virtual int findItemAt(int row, int column) const = 0; // atm only for grid.
virtual void adjustIndicator(const QPoint &pos, int index) = 0;
};
Q_DECLARE_EXTENSION_INTERFACE(QDesignerLayoutDecorationExtension, "org.qt-project.Qt.Designer.LayoutDecoration")
QT_END_NAMESPACE
#endif // LAYOUTDECORATION_H
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