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_CONTENTTOOLBARCHROMEITEM_H

    20 #define __GINEBRA_CONTENTTOOLBARCHROMEITEM_H

    21 

    22 #include <QtGui>

    23 #include "ToolbarChromeItem.h"

    24 

    25 class QTimeLine;

    26 class QTimer;

    27 

    28 namespace GVA {

    29 

    30   class ToolbarFadeAnimator: public QObject

    31   {

    32 

    33     Q_OBJECT

    34 

    35     public:

    36 

    37       ToolbarFadeAnimator();

    38       ~ToolbarFadeAnimator();

    39       void start(bool visible);

    40       void stop();

    41 

    42 

    43     private slots:

    44       void valueChange(qreal step);

    45 

    46     Q_SIGNALS:

    47       void updateVisibility(qreal step);

    48       void finished();

    49 

    50     private:

    51       QTimeLine *m_timeLine;

    52       

    53   };

    54 

    55   class ContentToolbarChromeItem : public ToolbarChromeItem

    56   {

    57     Q_OBJECT

    58 

    59 

    60 

    61     enum  ContentToolbarState {

    62 

    63       CONTENT_TOOLBAR_STATE_FULL, 

    64       CONTENT_TOOLBAR_STATE_PARTIAL, 

    65       CONTENT_TOOLBAR_STATE_ANIM_TO_PARTIAL, 

    66       CONTENT_TOOLBAR_STATE_ANIM_TO_FULL, 

    67       CONTENT_TOOLBAR_STATE_INVALID 

    68     };

    69 

    70     enum ContentToolbarInactivityTimerState {

    71 

    72       CONTENT_TOOLBAR_INACTIVITY_TIMER_NONE,

    73       CONTENT_TOOLBAR_INACTIVITY_TIMER_ALLOWED

    74 

    75     };

    76 /*

    77     typedef void (ContentToolbarChromeItem::*EnterFunctionType)(bool);

    78     typedef void (ContentToolbarChromeItem::*ExitFunctionType)();

    79 

    80     struct ContentToolbarState_t {

    81     

    82       EnterFunctionType enterFunc;

    83       ExitFunctionType exitFunc;

    84 

    85     };

    86 

    87 */

    88     public:

    89       ContentToolbarChromeItem(QGraphicsItem* parent = 0);

    90       virtual ~ContentToolbarChromeItem();

    91       virtual void paint(QPainter* painter, const QStyleOptionGraphicsItem* opt, QWidget* widget);

    92       virtual void setSnippet(WebChromeContainerSnippet * snippet);

    93 

    94     protected:

    95       virtual void resizeEvent(QGraphicsSceneResizeEvent * ev);

    96   

    97   

    98     private slots:

    99       void onChromeComplete(); 

   100       void onLoadStarted(); 

   101       void onLoadFinished(bool); 

   102       void onInactivityTimer();

   103       void onAnimFinished();

   104       void onUpdateVisibility(qreal);

   105       void onSnippetMouseEvent( QEvent::Type type);

   106       void onWebViewMouseEvents( QEvent::Type type);

   107       void onSnippetShow();

   108       void onSnippetHide();

   109       void onMVCloseComplete();

   110 

   111     private:

   112       void handleMousePress();

   113       void handleMouseRelease();

   114       void addFullBackground();

   115       void changeState( ContentToolbarState state, bool animate = false);

   116       void onStateEntry(ContentToolbarState state, bool animate);

   117       void onStateExit(ContentToolbarState state);

   118       void resetInactivityTimer();

   119       bool mvSnippetVisible();

   120 

   121 

   122       //void initStates(); 

   123 

   124       // State Enter and Exit functions

   125       void  stateEnterFull(bool);

   126       void  stateEnterPartial(bool animate=false);

   127       void  stateEnterAnimToPartial(bool animate =false);

   128       void  stateEnterAnimToFull(bool animate =false);

   129 

   130       ToolbarFadeAnimator * m_animator;

   131       QPainterPath* m_background;

   132       ChromeSnippet* m_middleSnippet;

   133       QTimer* m_inactivityTimer;

   134       qreal m_bgopacity;

   135       ContentToolbarState m_state;

   136       ContentToolbarInactivityTimerState m_inactiveTimerState;

   137     

   138       //ContentToolbarState_t m_states[10];

   139       

   140 

   141   };

   142 

   143 } // end of namespace GVA

   144 

   145 #endif // __GINEBRA_CONTENTTOOLBARCHROMEITEM_H