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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 QQUICKWIDGET_H
#define QQUICKWIDGET_H
#include <QtWidgets/qwidget.h>
#include <QtQuick/qquickwindow.h>
#include <QtCore/qurl.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 = nullptr);
QQuickWidget(QQmlEngine* engine, QWidget *parent);
explicit QQuickWidget(const QUrl &source, QWidget *parent = nullptr);
~QQuickWidget() 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 override;
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();
void propagateFocusObjectChanged(QObject *focusObject);
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;
void mouseDoubleClickEvent(QMouseEvent *) override;
void showEvent(QShowEvent *) override;
void hideEvent(QHideEvent *) override;
void focusInEvent(QFocusEvent * event) override;
void focusOutEvent(QFocusEvent * event) override;
#if QT_CONFIG(wheelevent)
void wheelEvent(QWheelEvent *) override;
#endif
#if QT_CONFIG(quick_draganddrop)
void dragEnterEvent(QDragEnterEvent *) override;
void dragMoveEvent(QDragMoveEvent *) override;
void dragLeaveEvent(QDragLeaveEvent *) override;
void dropEvent(QDropEvent *) override;
#endif
bool event(QEvent *) override;
void paintEvent(QPaintEvent *event) override;
bool focusNextPrevChild(bool next) override;
private:
Q_DISABLE_COPY(QQuickWidget)
Q_DECLARE_PRIVATE(QQuickWidget)
};
QT_END_NAMESPACE
#endif // QQuickWidget_H
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