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| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
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| ** This file is part of the QtWebEngine module of the Qt Toolkit. |
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| |
| #ifndef RENDER_WIDGET_HOST_VIEW_QT_DELEGATE_WIDGET_H |
| #define RENDER_WIDGET_HOST_VIEW_QT_DELEGATE_WIDGET_H |
| |
| #include "render_widget_host_view_qt_delegate.h" |
| #include "web_contents_adapter_client.h" |
| |
| #include <QQuickItem> |
| #include <QQuickWidget> |
| |
| QT_BEGIN_NAMESPACE |
| class QWebEnginePage; |
| class QWebEnginePagePrivate; |
| QT_END_NAMESPACE |
| |
| namespace QtWebEngineCore { |
| |
| // Useful information keyboard and mouse QEvent propagation. |
| // A RenderWidgetHostViewQtDelegateWidget instance initialized as a popup will receive |
| // no keyboard focus (so all keyboard QEvents will be sent to the parent RWHVQD instance), |
| // but will still receive mouse input (all mouse QEvent moves and clicks will be given to the popup |
| // RWHVQD instance, and the mouse interaction area covers the surface of the whole parent |
| // QWebEngineView, and not only the smaller surface that an HTML select popup would occupy). |
| class RenderWidgetHostViewQtDelegateWidget : public QQuickWidget, public RenderWidgetHostViewQtDelegate { |
| Q_OBJECT |
| public: |
| RenderWidgetHostViewQtDelegateWidget(RenderWidgetHostViewQtDelegateClient *client, QWidget *parent = 0); |
| ~RenderWidgetHostViewQtDelegateWidget(); |
| |
| void initAsPopup(const QRect&) override; |
| QRectF viewGeometry() const override; |
| QRect windowGeometry() const override; |
| void setKeyboardFocus() override; |
| bool hasKeyboardFocus() override; |
| void lockMouse() override; |
| void unlockMouse() override; |
| void show() override; |
| void hide() override; |
| bool isVisible() const override; |
| QWindow* window() const override; |
| QSGTexture *createTextureFromImage(const QImage &) override; |
| QSGLayer *createLayer() override; |
| QSGImageNode *createImageNode() override; |
| QSGRectangleNode *createRectangleNode() override; |
| void update() override; |
| void updateCursor(const QCursor &) override; |
| void resize(int width, int height) override; |
| void move(const QPoint &screenPos) override; |
| void inputMethodStateChanged(bool editorVisible, bool passwordInput) override; |
| void setInputMethodHints(Qt::InputMethodHints) override; |
| void setClearColor(const QColor &color) override; |
| bool copySurface(const QRect &, const QSize &, QImage &) override; |
| |
| protected: |
| bool event(QEvent *event) override; |
| void resizeEvent(QResizeEvent *resizeEvent) override; |
| void showEvent(QShowEvent *) override; |
| void hideEvent(QHideEvent *) override; |
| void closeEvent(QCloseEvent *event) override; |
| |
| QVariant inputMethodQuery(Qt::InputMethodQuery query) const override; |
| |
| private slots: |
| void onWindowPosChanged(); |
| void connectRemoveParentBeforeParentDelete(); |
| void removeParentBeforeParentDelete(); |
| |
| private: |
| friend QWebEnginePagePrivate; |
| |
| RenderWidgetHostViewQtDelegateClient *m_client; |
| QScopedPointer<QQuickItem> m_rootItem; |
| bool m_isPopup; |
| QColor m_clearColor; |
| QList<QMetaObject::Connection> m_windowConnections; |
| QWebEnginePage *m_page = nullptr; |
| QMetaObject::Connection m_parentDestroyedConnection; |
| }; |
| |
| } // namespace QtWebEngineCore |
| |
| #endif |