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/*
Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
Copyright (C) 2007 Staikos Computing Services Inc.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef QWEBENGINEPAGE_H
#define QWEBENGINEPAGE_H
#include <QtWebEngineWidgets/qtwebenginewidgetsglobal.h>
#include <QtCore/qobject.h>
#include <QtCore/qurl.h>
#include <QtCore/qvariant.h>
#include <QtNetwork/qnetworkaccessmanager.h>
#include <QtWidgets/qwidget.h>
QT_BEGIN_NAMESPACE
class QMenu;
class QWebEngineHistory;
class QWebEnginePage;
class QWebEnginePagePrivate;
namespace QtWebEnginePrivate {
template <typename T>
class QWebEngineCallbackPrivateBase : public QSharedData {
public:
virtual ~QWebEngineCallbackPrivateBase() {}
virtual void operator()(T) = 0;
};
template <typename T, typename F>
class QWebEngineCallbackPrivate : public QWebEngineCallbackPrivateBase<T> {
public:
QWebEngineCallbackPrivate(F callable) : m_callable(callable) {}
virtual void operator()(T value) Q_DECL_OVERRIDE { m_callable(value); }
private:
F m_callable;
};
} // namespace QtWebEnginePrivate
template <typename T>
class QWebEngineCallback {
public:
template <typename F>
QWebEngineCallback(F f) : d(new QtWebEnginePrivate::QWebEngineCallbackPrivate<T, F>(f)) { }
QWebEngineCallback() { }
private:
QExplicitlySharedDataPointer<QtWebEnginePrivate::QWebEngineCallbackPrivateBase<T> > d;
friend class QWebEnginePage;
};
class QWEBENGINEWIDGETS_EXPORT QWebEnginePage : public QObject {
Q_OBJECT
Q_PROPERTY(QString selectedText READ selectedText)
Q_PROPERTY(bool hasSelection READ hasSelection)
// Ex-QWebFrame properties
Q_PROPERTY(QUrl requestedUrl READ requestedUrl)
Q_PROPERTY(qreal zoomFactor READ zoomFactor WRITE setZoomFactor)
Q_PROPERTY(QString title READ title)
Q_PROPERTY(QUrl url READ url WRITE setUrl)
public:
enum WebAction {
NoWebAction = - 1,
Back,
Forward,
Stop,
Reload,
Cut,
Copy,
Paste,
Undo,
Redo,
SelectAll,
ReloadAndBypassCache,
PasteAndMatchStyle,
WebActionCount
};
enum FindFlag {
FindBackward = 1,
FindCaseSensitively = 2,
};
Q_DECLARE_FLAGS(FindFlags, FindFlag)
enum WebWindowType {
WebBrowserWindow,
WebBrowserTab,
WebDialog
};
enum PermissionPolicy {
PermissionUnknown,
PermissionGrantedByUser,
PermissionDeniedByUser
};
enum Feature {
Notifications,
Geolocation,
MediaAudioDevices,
MediaVideoDevices,
MediaAudioVideoDevices
};
// Ex-QWebFrame enum
enum FileSelectionMode {
FileSelectOpen,
FileSelectOpenMultiple,
};
// must match WebContentsAdapterClient::JavaScriptConsoleMessageLevel
enum JavaScriptConsoleMessageLevel {
InfoMessageLevel = 0,
WarningMessageLevel,
ErrorMessageLevel
};
explicit QWebEnginePage(QObject *parent = 0);
~QWebEnginePage();
QWebEngineHistory *history() const;
void setView(QWidget *view);
QWidget *view() const;
bool hasSelection() const;
QString selectedText() const;
#ifndef QT_NO_ACTION
QAction *action(WebAction action) const;
#endif
virtual void triggerAction(WebAction action, bool checked = false);
virtual bool event(QEvent*);
void findText(const QString &subString, FindFlags options = 0, const QWebEngineCallback<bool> &resultCallback = QWebEngineCallback<bool>());
QMenu *createStandardContextMenu();
void setFeaturePermission(const QUrl &securityOrigin, Feature feature, PermissionPolicy policy);
// Ex-QWebFrame methods
void load(const QUrl &url);
void setHtml(const QString &html, const QUrl &baseUrl = QUrl());
void setContent(const QByteArray &data, const QString &mimeType = QString(), const QUrl &baseUrl = QUrl());
void toHtml(const QWebEngineCallback<const QString &> &resultCallback) const;
void toPlainText(const QWebEngineCallback<const QString &> &resultCallback) const;
QString title() const;
void setUrl(const QUrl &url);
QUrl url() const;
QUrl requestedUrl() const;
qreal zoomFactor() const;
void setZoomFactor(qreal factor);
void runJavaScript(const QString& scriptSource, const QString &xPath = QString());
void runJavaScript(const QString& scriptSource, const QWebEngineCallback<const QVariant &> &resultCallback, const QString &xPath = QString());
Q_SIGNALS:
void loadStarted();
void loadProgress(int progress);
void loadFinished(bool ok);
void selectionChanged();
void geometryChangeRequested(const QRect& geom);
void windowCloseRequested();
void featurePermissionRequested(const QUrl &securityOrigin, QWebEnginePage::Feature feature);
void featurePermissionRequestCanceled(const QUrl &securityOrigin, QWebEnginePage::Feature feature);
void authenticationRequired(const QUrl &requestUrl, QAuthenticator *authenticator);
void proxyAuthenticationRequired(const QUrl &requestUrl, QAuthenticator *authenticator, const QString &proxyHost);
// Ex-QWebFrame signals
void titleChanged(const QString &title);
void urlChanged(const QUrl &url);
protected:
virtual QWebEnginePage *createWindow(WebWindowType type);
virtual QStringList chooseFiles(FileSelectionMode mode, const QStringList &oldFiles, const QStringList &acceptedMimeTypes);
virtual void javaScriptAlert(const QUrl &securityOrigin, const QString& msg);
virtual bool javaScriptConfirm(const QUrl &securityOrigin, const QString& msg);
virtual bool javaScriptPrompt(const QUrl &securityOrigin, const QString& msg, const QString& defaultValue, QString* result);
virtual void javaScriptConsoleMessage(JavaScriptConsoleMessageLevel level, const QString& message, int lineNumber, const QString& sourceID);
private:
Q_DECLARE_PRIVATE(QWebEnginePage);
#ifndef QT_NO_ACTION
Q_PRIVATE_SLOT(d_func(), void _q_webActionTriggered(bool checked))
#endif
friend class QWebEngineView;
friend class QWebEngineViewPrivate;
};
QT_END_NAMESPACE
#endif // QWEBENGINEPAGE_H
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