qquickview.h

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
#ifndef QQUICKVIEW_H
#define QQUICKVIEW_H
 
#include <QtQuick/qquickwindow.h>
#include <QtCore/qurl.h>
 
QT_BEGIN_NAMESPACE
 
class QQmlEngine;
class QQmlContext;
class QQmlError;
class QQuickItem;
class QQmlComponent;
 
class QQuickViewPrivate;
class Q_QUICK_EXPORT QQuickView : public QQuickWindow
{
    Q_OBJECT
    Q_PROPERTY(ResizeMode resizeMode READ resizeMode WRITE setResizeMode FINAL)
    Q_PROPERTY(Status status READ status NOTIFY statusChanged FINAL)
    Q_PROPERTY(QUrl source READ source WRITE setSource DESIGNABLE true FINAL)
public:
    explicit QQuickView(QWindow *parent = nullptr);
    QQuickView(QQmlEngine* engine, QWindow *parent);
    explicit QQuickView(const QUrl &source, QWindow *parent = nullptr);
    QQuickView(const QUrl &source, QQuickRenderControl *renderControl);
    ~QQuickView() override;
 
    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;
 
public Q_SLOTS:
    void setSource(const QUrl&);
    void setInitialProperties(const QVariantMap &initialProperties);
    void setContent(const QUrl& url, QQmlComponent *component, QObject *item);
 
Q_SIGNALS:
    void statusChanged(QQuickView::Status);
 
private Q_SLOTS:
    void continueExecute();
 
protected:
    void resizeEvent(QResizeEvent *) override;
    void timerEvent(QTimerEvent*) override;
 
    void keyPressEvent(QKeyEvent *) override;
    void keyReleaseEvent(QKeyEvent *) override;
    void mousePressEvent(QMouseEvent *) override;
    void mouseReleaseEvent(QMouseEvent *) override;
    void mouseMoveEvent(QMouseEvent *) override;
private:
    Q_DISABLE_COPY(QQuickView)
    Q_DECLARE_PRIVATE(QQuickView)
};
 
QT_END_NAMESPACE
 
#endif // QQUICKVIEW_H