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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 DEFAULT_CONTAINER_H
#define DEFAULT_CONTAINER_H
#include <QtDesigner/container.h>
#include <QtDesigner/extension.h>
#include <extensionfactory_p.h>
#include <QtWidgets/qstackedwidget.h>
#include <QtWidgets/qtabwidget.h>
#include <QtWidgets/qtoolbox.h>
#include <QtWidgets/qscrollarea.h>
#include <QtWidgets/qdockwidget.h>
QT_BEGIN_NAMESPACE
namespace qdesigner_internal {
// ------------ QStackedWidgetContainer
class QStackedWidgetContainer: public QObject, public QDesignerContainerExtension
{
Q_OBJECT
Q_INTERFACES(QDesignerContainerExtension)
public:
explicit QStackedWidgetContainer(QStackedWidget *widget, QObject *parent = nullptr);
int count() const override { return m_widget->count(); }
QWidget *widget(int index) const override { return m_widget->widget(index); }
int currentIndex() const override { return m_widget->currentIndex(); }
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;
private:
QStackedWidget *m_widget;
};
// ------------ QTabWidgetContainer
class QTabWidgetContainer: public QObject, public QDesignerContainerExtension
{
Q_OBJECT
Q_INTERFACES(QDesignerContainerExtension)
public:
explicit QTabWidgetContainer(QTabWidget *widget, QObject *parent = nullptr);
int count() const override { return m_widget->count(); }
QWidget *widget(int index) const override { return m_widget->widget(index); }
int currentIndex() const override { return m_widget->currentIndex(); }
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;
private:
QTabWidget *m_widget;
};
// ------------ QToolBoxContainer
class QToolBoxContainer: public QObject, public QDesignerContainerExtension
{
Q_OBJECT
Q_INTERFACES(QDesignerContainerExtension)
public:
explicit QToolBoxContainer(QToolBox *widget, QObject *parent = nullptr);
int count() const override { return m_widget->count(); }
QWidget *widget(int index) const override { return m_widget->widget(index); }
int currentIndex() const override { return m_widget->currentIndex(); }
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;
private:
QToolBox *m_widget;
};
// ------------ SingleChildContainer:
// Template for containers that have a single child widget using widget()/setWidget().
template <class Container>
class SingleChildContainer: public QDesignerContainerExtension
{
protected:
explicit SingleChildContainer(Container *widget, bool active = true);
public:
int count() const override;
QWidget *widget(int index) const override;
int currentIndex() const override;
void setCurrentIndex(int /*index*/) override {}
void addWidget(QWidget *widget) override;
void insertWidget(int index, QWidget *widget) override;
void remove(int /*index*/) override {}
bool canAddWidget() const override { return false; }
bool canRemove(int) const override { return false; }
private:
const bool m_active;
Container *m_container;
};
template <class Container>
SingleChildContainer<Container>::SingleChildContainer(Container *widget, bool active) :
m_active(active),
m_container(widget)
{
}
template <class Container>
int SingleChildContainer<Container>::count() const
{
return m_active && m_container->widget() ? 1 : 0;
}
template <class Container>
QWidget *SingleChildContainer<Container>::widget(int /* index */) const
{
return m_container->widget();
}
template <class Container>
int SingleChildContainer<Container>::currentIndex() const
{
return m_active && m_container->widget() ? 0 : -1;
}
template <class Container>
void SingleChildContainer<Container>::addWidget(QWidget *widget)
{
Q_ASSERT(m_container->widget() == nullptr);
widget->setParent(m_container);
m_container->setWidget(widget);
}
template <class Container>
void SingleChildContainer<Container>::insertWidget(int /* index */, QWidget *widget)
{
addWidget(widget);
}
// ------------ QScrollAreaContainer
class QScrollAreaContainer: public QObject, public SingleChildContainer<QScrollArea>
{
Q_OBJECT
Q_INTERFACES(QDesignerContainerExtension)
public:
explicit QScrollAreaContainer(QScrollArea *widget, QObject *parent = nullptr);
};
// --------------- QDockWidgetContainer
class QDockWidgetContainer: public QObject, public SingleChildContainer<QDockWidget>
{
Q_OBJECT
Q_INTERFACES(QDesignerContainerExtension)
public:
explicit QDockWidgetContainer(QDockWidget *widget, QObject *parent = nullptr);
};
using QDesignerStackedWidgetContainerFactory = ExtensionFactory<QDesignerContainerExtension, QStackedWidget, QStackedWidgetContainer>;
using QDesignerTabWidgetContainerFactory = ExtensionFactory<QDesignerContainerExtension, QTabWidget, QTabWidgetContainer>;
using QDesignerToolBoxContainerFactory = ExtensionFactory<QDesignerContainerExtension, QToolBox, QToolBoxContainer>;
using QScrollAreaContainerFactory = ExtensionFactory<QDesignerContainerExtension, QScrollArea, QScrollAreaContainer>;
using QDockWidgetContainerFactory = ExtensionFactory<QDesignerContainerExtension, QDockWidget, QDockWidgetContainer>;
} // namespace qdesigner_internal
QT_END_NAMESPACE
#endif // DEFAULT_CONTAINER_H
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