userguide/src/BrowserWrapper.cpp
branchRCL_3
changeset 44 12f60d9a73b3
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/userguide/src/BrowserWrapper.cpp	Tue Aug 31 15:06:12 2010 +0300
@@ -0,0 +1,95 @@
+/*
+* Copyright (c) 2009 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: 
+*
+*/
+
+#include <QGraphicsScene>
+#include <QGraphicsProxyWidget>
+#include <QGraphicsLinearLayout>
+#include <QWebFrame>
+
+#include "HelpDocumentLoader.h"
+#include "HelpCommon.h"
+#include "BrowserWrapper.h"
+
+#ifdef Q_OS_SYMBIAN
+#include <wrtcontroller.h>
+#endif
+
+BrowserWrapper::BrowserWrapper()
+{
+}
+
+BrowserWrapper::~BrowserWrapper()
+{
+}
+
+void BrowserWrapper::init()
+{
+#ifdef Q_OS_SYMBIAN
+    WRT::WrtController* wrtController = new WRT::WrtController(this, WRT::GraphicsWebView);
+    mWebView = wrtController->graphicsWebView();
+#else
+	mWebView = new QGraphicsWebView();
+#endif
+    mWebView->page()->setLinkDelegationPolicy(QWebPage::DelegateAllLinks);
+    mWebView->page()->mainFrame()->setScrollBarPolicy(Qt::Horizontal, Qt::ScrollBarAlwaysOff);
+    mWebView->page()->mainFrame()->setScrollBarPolicy(Qt::Vertical, Qt::ScrollBarAlwaysOff);
+	mWebView->settings()->setAttribute(QWebSettings::PluginsEnabled, true);
+	mWebView->settings()->setAttribute(QWebSettings::JavascriptEnabled, true);
+    mWebView->settings()->setAttribute(QWebSettings::DeveloperExtrasEnabled, true);
+    mWebView->settings()->setAttribute(QWebSettings::JavascriptCanOpenWindows, true);
+    connect(mWebView, SIGNAL(linkClicked(const QUrl&)), this, SIGNAL(linkClicked(const QUrl&)));
+    
+    QGraphicsLinearLayout* vLayout = new QGraphicsLinearLayout(this);
+    vLayout->setOrientation(Qt::Vertical);
+    vLayout->addItem(mWebView);
+    vLayout->setContentsMargins(0,0,0,0);
+    setLayout(vLayout);
+}
+
+void BrowserWrapper::setHtml(const QString& html, const QUrl& url)
+{
+    mWebView->setHtml(html, url);
+
+    if(!mHistory.count() || mHistory.top()!=url)
+    {
+        mHistory.append(url);
+    }
+}
+
+void BrowserWrapper::clearHistory()
+{
+    mHistory.clear();
+}
+
+bool BrowserWrapper::canGoBack()
+{
+    return (mHistory.count() > 1);
+}
+
+void BrowserWrapper::back()
+{
+    if(canGoBack())
+    {
+        mHistory.pop();
+        QUrl url = mHistory.top();
+        emit urlChanged(url);
+    }
+}
+
+
+// end of file
+