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**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtQuick module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QQUICKWIDGET_H
#define QQUICKWIDGET_H
#include <QtWidgets/qwidget.h>
#include <QtQuick/qquickwindow.h>
#include <QtCore/qurl.h>
#include <QtQml/qqmldebug.h>
#include <QtQuickWidgets/qtquickwidgetsglobal.h>
#include <QtGui/qimage.h>
QT_BEGIN_NAMESPACE
class QQmlEngine;
class QQmlContext;
class QQmlError;
class QQuickItem;
class QQmlComponent;
class QQuickWidgetPrivate;
class Q_QUICKWIDGETS_EXPORT QQuickWidget : public QWidget
{
Q_OBJECT
Q_PROPERTY(ResizeMode resizeMode READ resizeMode WRITE setResizeMode)
Q_PROPERTY(Status status READ status NOTIFY statusChanged)
Q_PROPERTY(QUrl source READ source WRITE setSource DESIGNABLE true)
public:
explicit QQuickWidget(QWidget *parent = Q_NULLPTR);
QQuickWidget(QQmlEngine* engine, QWidget *parent);
explicit QQuickWidget(const QUrl &source, QWidget *parent = Q_NULLPTR);
virtual ~QQuickWidget();
QUrl source() const;
QQmlEngine* engine() const;
QQmlContext* rootContext() const;
QQuickItem *rootObject() const;
enum ResizeMode { SizeViewToRootObject, SizeRootObjectToView };
Q_ENUM(ResizeMode)
ResizeMode resizeMode() const;
void setResizeMode(ResizeMode);
enum Status { Null, Ready, Loading, Error };
Q_ENUM(Status)
Status status() const;
QList<QQmlError> errors() const;
QSize sizeHint() const;
QSize initialSize() const;
void setFormat(const QSurfaceFormat &format);
QSurfaceFormat format() const;
QImage grabFramebuffer() const;
void setClearColor(const QColor &color);
QQuickWindow *quickWindow() const;
public Q_SLOTS:
void setSource(const QUrl&);
void setContent(const QUrl& url, QQmlComponent *component, QObject *item);
Q_SIGNALS:
void statusChanged(QQuickWidget::Status);
void sceneGraphError(QQuickWindow::SceneGraphError error, const QString &message);
private Q_SLOTS:
// ### Qt 6: make these truly private slots through Q_PRIVATE_SLOT
void continueExecute();
void createFramebufferObject();
void destroyFramebufferObject();
void triggerUpdate();
protected:
virtual void resizeEvent(QResizeEvent *);
virtual void timerEvent(QTimerEvent*);
virtual void keyPressEvent(QKeyEvent *);
virtual void keyReleaseEvent(QKeyEvent *);
virtual void mousePressEvent(QMouseEvent *);
virtual void mouseReleaseEvent(QMouseEvent *);
virtual void mouseMoveEvent(QMouseEvent *);
virtual void mouseDoubleClickEvent(QMouseEvent *);
virtual void showEvent(QShowEvent *);
virtual void hideEvent(QHideEvent *);
virtual void focusInEvent(QFocusEvent * event);
virtual void focusOutEvent(QFocusEvent * event);
#ifndef QT_NO_WHEELEVENT
virtual void wheelEvent(QWheelEvent *);
#endif
#ifndef QT_NO_DRAGANDDROP
virtual void dragEnterEvent(QDragEnterEvent *);
virtual void dragMoveEvent(QDragMoveEvent *);
virtual void dragLeaveEvent(QDragLeaveEvent *);
virtual void dropEvent(QDropEvent *);
#endif
bool event(QEvent *);
private:
Q_DISABLE_COPY(QQuickWidget)
Q_DECLARE_PRIVATE(QQuickWidget)
};
QT_END_NAMESPACE
#endif // QQuickWidget_H
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