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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 QMDIAREA_CONTAINER_H
#define QMDIAREA_CONTAINER_H
#include <QtDesigner/container.h>
#include <qdesigner_propertysheet_p.h>
#include <extensionfactory_p.h>
#include <QtWidgets/qmdiarea.h>
QT_BEGIN_NAMESPACE
namespace qdesigner_internal {
// Container for QMdiArea
class QMdiAreaContainer: public QObject, public QDesignerContainerExtension
{
Q_OBJECT
Q_INTERFACES(QDesignerContainerExtension)
public:
explicit QMdiAreaContainer(QMdiArea *widget, QObject *parent = nullptr);
int count() const override;
QWidget *widget(int index) const override;
int currentIndex() const override;
void setCurrentIndex(int index) override;
bool canAddWidget() const override { return true; }
void addWidget(QWidget *widget) override;
void insertWidget(int index, QWidget *widget) override;
bool canRemove(int) const override { return true; }
void remove(int index) override;
// Semismart positioning of a new MDI child after cascading
static void positionNewMdiChild(const QWidget *area, QWidget *mdiChild);
private:
QMdiArea *m_mdiArea;
};
// PropertySheet for QMdiArea: Fakes window title and name.
class QMdiAreaPropertySheet: public QDesignerPropertySheet
{
Q_OBJECT
Q_INTERFACES(QDesignerPropertySheetExtension)
public:
explicit QMdiAreaPropertySheet(QWidget *mdiArea, QObject *parent = nullptr);
void setProperty(int index, const QVariant &value) override;
bool reset(int index) override;
bool isEnabled(int index) const override;
bool isChanged(int index) const override;
QVariant property(int index) const override;
// Check whether the property is to be saved. Returns false for the page
// properties (as the property sheet has no concept of 'stored')
static bool checkProperty(const QString &propertyName);
private:
const QString m_windowTitleProperty;
QWidget *currentWindow() const;
QDesignerPropertySheetExtension *currentWindowSheet() const;
enum MdiAreaProperty { MdiAreaSubWindowName, MdiAreaSubWindowTitle, MdiAreaNone };
static MdiAreaProperty mdiAreaProperty(const QString &name);
};
// Factories
using QMdiAreaContainerFactory = ExtensionFactory<QDesignerContainerExtension, QMdiArea, QMdiAreaContainer>;
using QMdiAreaPropertySheetFactory = QDesignerPropertySheetFactory<QMdiArea, QMdiAreaPropertySheet>;
} // namespace qdesigner_internal
QT_END_NAMESPACE
#endif // QMDIAREA_CONTAINER_H
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