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 #ifndef __GINEBRA_CHROMEWIDGET_H__

    20 #define __GINEBRA_CHROMEWIDGET_H__

    21 

    22 #include "BWFGlobal.h"

    23 #include <QMap>

    24 #include <QtGui>

    25 //#include <QtScript>

    26 #include "wrtbrowsercontainer.h"

    27 #include "GreenChromeSnippet.h"

    28 #include "ViewController.h"

    29 

    30 class QWebPage;

    31 class QPixmap;

    32 

    33 class MostVisitedPageStore;

    34 class ControllableViewBase;

    35 class QGraphicsSceneContextMenuEvent;

    36 using namespace WRT;

    37 

    38 namespace GVA {

    39 

    40   class AppContentView;

    41   class ChromeSnippet;

    42   class ChromeDOM;

    43   class ChromeRenderer;

    44   class GinebraApplication;

    45   class ViewController;

    46   class Snippets;

    47   //  class CollapsingWidget;

    48   class SlidingWidget;

    49   class ChromeWidgetJSObject;

    50   class LocaleDelegate;

    51   class DeviceDelegate;

    52   class Downloads;

    53 

    54   enum ChromeAnchor

    55   {

    56     anchorNone,

    57     anchorCenter,

    58     anchorTop,

    59     anchorBottom,

    60     anchorLeft,

    61     anchorRight,

    62     anchorTopLeft,

    63     anchorTopRight,

    64     anchorBottomLeft,

    65     anchorBottomRight

    66   };

    67   

    68   enum Aspect

    69   {

    70     portrait,

    71     landscape

    72   };

    73 

    74   class ChromeWidget : public QGraphicsWidget

    75   {

    76 

    77   Q_OBJECT

    78 

    79   public:

    80     ChromeWidget(QGraphicsItem * parent = 0, Qt::WindowFlags wFlags = 0);

    81     virtual ~ChromeWidget();

    82     void setChromeBaseDirectory(const QString dir);

    83     void setChromeFile(const QString file);

    84     void addView(ControllableViewBase * controllableView);

    85     QGraphicsScene * getScene() { return m_scene; } //NB: change name to scene() !!

    86     ChromeRenderer * renderer() { return m_renderer; }

    87     ChromeDOM * dom() { return m_dom; }

    88     QRect getSnippetRect(const QString &docElementId);

    89     ChromeSnippet * getSnippet(const QString & docElementId, QGraphicsItem * parent = 0);

    90     //  QScriptValue evalWithEngineContext(const QString& program);

    91     ControllableViewBase * getView(const QString& name);

    92     void showView(const QString &name);

    93     QWebPage * page() { return m_page; }

    94     void anchorSnippet(ChromeSnippet * snippet);

    95     //NB: get rid of this (see comment in .cpp)!!!

    96     void adjustAnchorOffset(ChromeSnippet * snippet, qreal delta);

    97     void anchorToView(ChromeSnippet* snippet, const QString & where = "top");

    98     void detachFromView(ChromeSnippet* snippet, const QString & where = "top");

    99     void anchorTogether(ChromeSnippet* first, const QString &  secondId, qreal x = 0, qreal y = 0);

   100     void unAnchor(ChromeSnippet* first);

   101     //void paint(QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget* widget = 0);

   102     QGraphicsView *graphicsView() { return m_view; }

   103     void dump();

   104     QString getBaseDirectory() const { return m_baseDirectory; }

   105     ViewController * viewController() { return m_viewController; } // needed for UrlSearchSnippet

   106     QString currentView() {return m_viewController->currentView()->type() ;}

   107   public slots: //NB: Many of these should not be exported to JS, so a separate a JS delegate would be better

   108     int width(){return (int)size().width();}

   109     void snippetShown(ChromeSnippet * snippet); 

   110     void snippetHiding(ChromeSnippet * snippet);

   111     void loadStarted();

   112     void loadFinished(bool ok);

   113     void exportJSObjects();

   114     void exportJSObjectsToPage(QWebPage *page);

   115     void alert(const QString & msg);

   116     qreal slideView(qreal delta);

   117     void onViewInstantiated(ControllableViewBase *view);

   118     void onCurrentViewChanged();

   119     void chromeInitialized();

   120     void reloadChrome();

   121     void loadUrlToCurrentPage(const QUrl & url);

   122     void pageCreated(WRT::WrtBrowserContainer * page);

   123     

   124   signals:

   125     void internalChromeComplete();

   126     void chromeComplete();

   127     void aspectChanged(int aspect);

   128     void prepareForGeometryChange();

   129     //NB: This should be symbian ifdef'd but that would require symbian-specific chrome

   130     void symbianCarriageReturn();

   131 

   132   public:

   133     Q_PROPERTY(QObjectList snippets READ getSnippets)

   134     QObjectList getSnippets();

   135     /// \brief Returns either "portrait" or "landscape".

   136     QString getDisplayMode() const;

   137     Q_PROPERTY(QString displayMode READ getDisplayMode)

   138 

   139     QObject* getDisplaySize() const;

   140     Q_PROPERTY(QObject* displaySize READ getDisplaySize)

   141 

   142   protected:

   143     virtual void resizeEvent(QGraphicsSceneResizeEvent *ev);

   144     virtual void contextMenuEvent(QGraphicsSceneContextMenuEvent* event);

   145     //bool eventFilter(QObject *obj, QEvent *ev);

   146   private:

   147     void addSnippet( ChromeSnippet * snippet, const QString & docElementId);

   148     void getInitialSnippets();

   149     void clearChrome();

   150     void addAnchors();

   151     void addJSObjectToWindow(QObject *object);

   152     void addJSObjectToPage(QObject *object, QWebPage *page);

   153     void updateMVGeometry();

   154     void addViewToLayout(ControllableViewBase * controllableView);

   155     //void addJSObjectToEngine(QObject *object);

   156     QGraphicsScene * m_scene;

   157     QGraphicsView *m_view;

   158     QGraphicsAnchorLayout *m_layout;

   159     QString m_baseDirectory;

   160     QWebPage * m_page;

   161     ChromeRenderer * m_renderer;

   162     ChromeDOM * m_dom;

   163     Snippets * m_snippets;

   164     ViewController *m_viewController;

   165     AppContentView * m_appView;

   166     QList<QObject*> m_jsObjects;

   167     //QScriptEngine m_engine;

   168     QGraphicsAnchorLayout *m_viewLayout;

   169     SlidingWidget *m_viewPort;

   170     QGraphicsWidget *m_topBar;

   171     QGraphicsWidget *m_bottomBar;

   172     QGraphicsWidget *m_leftBar;

   173     QGraphicsWidget *m_rightBar;

   174     //CollapsingWidget *m_viewBar;

   175     GinebraApplication *m_app;

   176     Aspect m_aspect;

   177     ChromeWidgetJSObject *m_jsObject;

   178     LocaleDelegate *m_localeDelegate; // Owned

   179     DeviceDelegate *m_deviceDelegate;

   180     Downloads * m_downloads; // Owned

   181   };

   182 

   183 } // end of namespace GVA

   184 

   185 Q_DECLARE_METATYPE(QObjectList)

   186 

   187 #endif // __GINEBRA_CHROMEWIDGET_H__