1 /*

     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: 

    15 *

    16 */

    17 

    18 #include <QGraphicsScene>

    19 #include <QGraphicsProxyWidget>

    20 #include <QGraphicsLinearLayout>

    21 #include <QWebFrame>

    22 

    23 #include "HelpDocumentLoader.h"

    24 #include "HelpCommon.h"

    25 #include "BrowserWrapper.h"

    26 

    27 #ifdef Q_OS_SYMBIAN

    28 #include <wrtcontroller.h>

    29 #endif

    30 

    31 BrowserWrapper::BrowserWrapper()

    32 {

    33 }

    34 

    35 BrowserWrapper::~BrowserWrapper()

    36 {

    37 }

    38 

    39 void BrowserWrapper::init()

    40 {

    41 #ifdef Q_OS_SYMBIAN

    42     WRT::WrtController* wrtController = new WRT::WrtController(this, WRT::GraphicsWebView);

    43     mWebView = wrtController->graphicsWebView();

    44 #else

    45 	mWebView = new QGraphicsWebView();

    46 #endif

    47     mWebView->page()->setLinkDelegationPolicy(QWebPage::DelegateAllLinks);

    48     mWebView->page()->mainFrame()->setScrollBarPolicy(Qt::Horizontal, Qt::ScrollBarAlwaysOff);

    49     mWebView->page()->mainFrame()->setScrollBarPolicy(Qt::Vertical, Qt::ScrollBarAlwaysOff);

    50 	mWebView->settings()->setAttribute(QWebSettings::PluginsEnabled, true);

    51 	mWebView->settings()->setAttribute(QWebSettings::JavascriptEnabled, true);

    52     mWebView->settings()->setAttribute(QWebSettings::DeveloperExtrasEnabled, true);

    53     mWebView->settings()->setAttribute(QWebSettings::JavascriptCanOpenWindows, true);

    54     connect(mWebView, SIGNAL(linkClicked(const QUrl&)), this, SIGNAL(linkClicked(const QUrl&)));

    55     

    56     QGraphicsLinearLayout* vLayout = new QGraphicsLinearLayout(this);

    57     vLayout->setOrientation(Qt::Vertical);

    58     vLayout->addItem(mWebView);

    59     vLayout->setContentsMargins(0,0,0,0);

    60     setLayout(vLayout);

    61 }

    62 

    63 void BrowserWrapper::setHtml(const QString& html, const QUrl& url)

    64 {

    65     mWebView->setHtml(html, url);

    66 

    67     if(!mHistory.count() || mHistory.top()!=url)

    68     {

    69         mHistory.append(url);

    70     }

    71 }

    72 

    73 void BrowserWrapper::clearHistory()

    74 {

    75     mHistory.clear();

    76 }

    77 

    78 bool BrowserWrapper::canGoBack()

    79 {

    80     return (mHistory.count() > 1);

    81 }

    82 

    83 void BrowserWrapper::back()

    84 {

    85     if(canGoBack())

    86     {

    87         mHistory.pop();

    88         QUrl url = mHistory.top();

    89         emit urlChanged(url);

    90     }

    91 }

    92 

    93 

    94 // end of file

    95