1 /*

     2 * Copyright (c) 2010 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 

    19 #include <QtGui>

    20 

    21 #include "mostvisitedpagestore.h"

    22 #include "linearflowsnippet.h"

    23 #include "mostvisitedpageview.h"

    24 #include "webpagecontroller.h"

    25 #include "BookmarksManager.h"

    26 

    27 const int KLinearSnippetHeight = 120;

    28 

    29 namespace GVA {

    30 MostVisitedPagesWidget::MostVisitedPagesWidget(ChromeSnippet* snippet,QGraphicsWidget* parent) 

    31                         : m_snippet(snippet)

    32                         , QGraphicsWidget(parent)

    33                         , m_parent(parent)

    34                         , m_flowInterface(0)

    35                         , m_hideOnClose(true)

    36 {

    37     setFlags(QGraphicsItem::ItemDoesntPropagateOpacityToChildren);

    38     setOpacity(0.5);

    39     m_mostVisitedPageStore = new MostVisitedPageStore();

    40     WebPageController* pageController = WebPageController::getSingleton();

    41     bool ret = connect(pageController, SIGNAL(loadFinished(const bool)), this, SLOT(onLoadFinished(const bool)));

    42 }

    43 

    44 MostVisitedPagesWidget::~MostVisitedPagesWidget()

    45 {

    46     if (m_flowInterface)

    47         m_flowInterface->deleteLater();

    48     if (m_mostVisitedPageStore)

    49         delete m_mostVisitedPageStore;

    50     WebPageController* pageController = WebPageController::getSingleton();

    51     disconnect(pageController, SIGNAL(loadFinished()), this, SLOT(onLoadFinished()));

    52 }

    53 

    54 

    55 void MostVisitedPagesWidget::open()

    56 {

    57     if (m_flowInterface)

    58         delete m_flowInterface;

    59 

    60     m_flowInterface = new GVA::LinearFlowSnippet(this);

    61     m_flowInterface->setZValue(m_parent->zValue() + 1);

    62     m_flowInterface->resize(QSize(m_parent->size().width(), KLinearSnippetHeight));

    63     connect(m_flowInterface, SIGNAL(mouseEvent(QEvent::Type)),this->m_snippet,SIGNAL(snippetMouseEvent(QEvent::Type)));

    64     

    65     //Initialize the page selection index

    66     m_selectIndex = -1;

    67     

    68     QString displayMode;

    69 

    70     if (m_parent->size().width() > m_parent->size().height()) {

    71         displayMode = "Landscape";

    72        

    73     } else {

    74         displayMode = "Portrait";

    75     }

    76     m_flowInterface->init(displayMode,"Most Visited Pages");

    77 

    78     MostVisitedPageList mvPageList = m_mostVisitedPageStore->pageList();

    79 

    80     for (int i = 0; i < mvPageList.size(); i++) {

    81         QImage *pageThumbnail = mvPageList[i]->m_pageThumbnail;

    82         bool removeTempThumbnail = false;

    83         if (!pageThumbnail) {

    84             removeTempThumbnail = true;

    85             pageThumbnail = new QImage("");

    86         }

    87         QUrl url = QUrl(mvPageList[i]->m_url);

    88         m_flowInterface->addSlide(*pageThumbnail, url.host());

    89         if (removeTempThumbnail) {

    90             delete pageThumbnail;

    91         }

    92     }

    93    

    94     setCenterIndex(displayMode);

    95     m_flowInterface->prepareStartAnimation();

    96     m_flowInterface->runStartAnimation();

    97     m_flowInterface->installEventFilter(this);

    98     connect(m_flowInterface, SIGNAL(ok(int)), this, SLOT(okTriggered(int)));

    99     connect(m_flowInterface, SIGNAL(endAnimationCplt()), this, SLOT(closeAnimationCompleted()));

   100 }

   101 

   102 void MostVisitedPagesWidget::close(bool hide)

   103 {

   104     //This will trigger close animation after which

   105     //the cleanup is done in closeAnimationCompleted

   106     if (m_flowInterface)

   107         m_flowInterface->runEndAnimation();

   108     m_hideOnClose = hide;

   109 }

   110 

   111 void MostVisitedPagesWidget::updatePos(QPointF pos, qreal &toolBarHeight)

   112 {

   113     QGraphicsWidget::setPos(pos);

   114     m_flowInterface->setPos(pos.x(), m_parent->size().height() - toolBarHeight - KLinearSnippetHeight);

   115 }

   116 

   117 void MostVisitedPagesWidget::resize(const QSize &size)

   118 {

   119     QGraphicsWidget::resize(size);

   120     m_flowInterface->resize(QSize(m_parent->size().width(), KLinearSnippetHeight));

   121 }

   122 

   123 void MostVisitedPagesWidget::displayModeChanged(QString& newMode)

   124 {

   125     m_flowInterface->displayModeChanged(newMode); 

   126 }

   127 

   128 void MostVisitedPagesWidget::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)

   129 {

   130     painter->fillRect(0, 0, size().width(), size().height(), QColor(107, 109, 107));

   131     QGraphicsWidget::paint(painter, option, widget);

   132 }

   133 

   134 void MostVisitedPagesWidget::setCenterIndex(QString displayMode)

   135 {

   136     //display beginning of the film strip first

   137     m_flowInterface->setCenterIndex((displayMode == "Portrait") ? 1 : 2);

   138 }

   139 

   140 void MostVisitedPagesWidget::mousePressEvent(QGraphicsSceneMouseEvent* event)

   141 {

   142     close();

   143 }

   144 

   145 void MostVisitedPagesWidget::okTriggered(int index)

   146 {

   147     Q_ASSERT(m_flowInterface);

   148     m_selectIndex = index;

   149     close();    

   150 }

   151 

   152 void MostVisitedPagesWidget::closeAnimationCompleted()

   153 {

   154     if (!m_flowInterface)

   155         return;

   156 

   157     QGraphicsWidget::hide();

   158     disconnect(m_flowInterface, SIGNAL(ok(int)), this, SLOT(okTriggered(int)));

   159     disconnect(m_flowInterface, SIGNAL(endAnimationCplt()), this, SLOT(closeAnimationCompleted()));

   160     disconnect(m_flowInterface, SIGNAL(mouseEvent(QEvent::Type)),this->m_snippet,SIGNAL(snippetMouseEvent(QEvent::Type)));

   161 

   162     m_flowInterface->removeEventFilter(this);

   163     m_flowInterface->deleteLater();

   164     m_flowInterface = NULL;

   165     

   166     if (m_selectIndex != -1)

   167         static_cast<ChromeWidget*>(m_parent)->loadUrlToCurrentPage(m_mostVisitedPageStore->pageAt(m_selectIndex)->pageUrl());

   168 

   169     if (m_snippet->isVisible() && m_hideOnClose)

   170         m_snippet->ChromeSnippet::toggleVisibility();

   171 

   172     m_hideOnClose = false;

   173     emit closeComplete();

   174 }

   175 

   176 void MostVisitedPagesWidget::updateMVGeometry()

   177 {

   178     qreal toolBarHeight;

   179 

   180     ChromeSnippet* visibleSnippet= static_cast<ChromeWidget*>(m_parent)->getSnippet("WebViewToolbarId");

   181     if (visibleSnippet)

   182         toolBarHeight = visibleSnippet->widget()->geometry().height(); 

   183 

   184     resize(m_parent->size().toSize());

   185     updatePos(QPointF(0, 0), toolBarHeight);

   186 }

   187 

   188  void MostVisitedPagesWidget::updateMVStore(QWebPage *page)

   189   {

   190     Q_ASSERT(page);

   191     Q_ASSERT(!page->mainFrame()->url().isEmpty());

   192 

   193     QImage* pageThumbnail = 0;

   194     QUrl pageUrl = page->mainFrame()->url();

   195     int pageRank = 0;

   196     

   197     //check if page exits in store along with its thumbnail

   198     if (!m_mostVisitedPageStore->contains(pageUrl.toString(), true)) {

   199         QSize thumbnailSize(200, 200);

   200         pageThumbnail = new QImage(thumbnailSize.width(), thumbnailSize.height(), QImage::Format_RGB32); 

   201         QPainter painter(pageThumbnail);

   202         qreal webcoreScale = page->mainFrame()->zoomFactor();

   203         painter.scale(1.f / webcoreScale, 1.f / webcoreScale);

   204         painter.fillRect(0, 0, size().width(), size().height(), QColor(255, 255, 255));

   205         page->mainFrame()->render(&painter, QWebFrame::AllLayers, QRegion(0, 0, thumbnailSize.width(), thumbnailSize.height()));

   206     }

   207 

   208     //if it is a new page to the store, get its rank from history

   209     //FIX ME : need to optimize this code

   210     pageRank = WRT::BookmarksManager::getSingleton()->getPageRank(pageUrl.toString());

   211     m_mostVisitedPageStore->pageAccessed(pageUrl, pageThumbnail, pageRank);

   212   }

   213 

   214  void MostVisitedPagesWidget::onLoadFinished(const bool ok)

   215  {

   216      if (ok) {

   217         WRT::WrtBrowserContainer * activePage = WebPageController::getSingleton()->currentPage();

   218         updateMVStore(activePage);

   219      }

   220  }

   221 

   222 } // endof namespace GVA

   223