diff -r 000000000000 -r 1450b09d0cfd ginebra2/GWebPage.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/ginebra2/GWebPage.h Tue May 04 12:39:35 2010 +0300 @@ -0,0 +1,116 @@ +/* +* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies). +* All rights reserved. +* This component and the accompanying materials are made available +* under the terms of "Eclipse Public License v1.0" +* which accompanies this distribution, and is available +* at the URL "http://www.eclipse.org/legal/epl-v10.html". +* +* Initial Contributors: +* Nokia Corporation - initial contribution. +* +* Contributors: +* +* Description: +* +*/ + + +#ifndef __GINEBRA_GWEBPAGE_H__ +#define __GINEBRA_GWEBPAGE_H__ + +#include +#include +#include +#include "ChromeWidget.h" + +namespace GVA { + + // ------------------------------ + // Simple wrapper class for QWebPage to allow interception of javascript errors. + class WebPageWrapper : public QWebPage { + public: + WebPageWrapper(QObject *parent, const QString &prefix) + : QWebPage(parent), + m_prefix(prefix) { + qDebug() << "WebPageWrapper::WebPageWrapper"; + } + + // Called when javascript errors are hit in the chrome page. + virtual void javaScriptConsoleMessage(const QString & message, int lineNumber, const QString & sourceID) { + qDebug() << m_prefix << ":"; + qDebug() << (const char*)QString("===\t%2:%3 %4") + .arg(sourceID) + .arg(lineNumber) + .arg(message).toAscii(); + } + QString m_prefix; + }; + // ------------------------------ + + class GWebPage : public QObject { + Q_OBJECT + public: + GWebPage(QWebPage *page) { + m_page = page; + } + + Q_PROPERTY(QString name READ objectName) // JS API + Q_PROPERTY(QString title READ getTitle) // JS API + QString getTitle() { + return m_page->mainFrame()->title(); + } + + QWebPage *page() { return m_page; } + operator QWebPage *() { return m_page; } + + void dump() { + qDebug() << "GWebPage::dump: " << this; + qDebug() << " page=" << (m_page ? m_page : 0); + } + + protected: + QWebPage *m_page; + }; + + // ------------------------------ + /*! \ingroup JavascriptAPI + * \brief A content view that has full access to the Javascript APIs. + * + * Example code to load an HTML file into a super page: + * \code + * window.views.WebView.createSuperPage("BookmarkView", true); + * window.views.WebView.BookmarkView.load("./chrome/BookmarkView.html"); + * \endcode + */ + class GSuperWebPage : public GWebPage { + Q_OBJECT + public: + GSuperWebPage(WebPageWrapper *page, ChromeWidget *chromeWidget) + : GWebPage(page), + m_chromeWidget(chromeWidget) + { + if(!m_page) { + m_page = new WebPageWrapper(this, "Superpage javascript error"); + } + qDebug() << "GSuperWebPage::GSuperWebPage: page=" << GWebPage::page(); + connect(GWebPage::page()->mainFrame(), SIGNAL(javaScriptWindowObjectCleared()), this, SLOT(onJavaScriptWindowObjectCleared())); + } + public slots: + void load(const QString &url) { // JS API + qDebug() << "GSuperWebPage::load: " << url; + page()->mainFrame()->load(url); + } + private slots: + void onJavaScriptWindowObjectCleared() { + qDebug() << "GSuperWebPage::onJavaScriptWindowObjectCleared: " << objectName(); + if(m_chromeWidget) + m_chromeWidget->exportJSObjectsToPage(m_page); + } + + private: + ChromeWidget *m_chromeWidget; // not owned + }; +} + +#endif // __GINEBRA_GWEBPAGE_H__