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:   ?Description

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef GLXSLIDESHOWWIDGET_H

    21 #define GLXSLIDESHOWWIDGET_H

    22 

    23 //Includes

    24 #include <hbscrollarea.h>

    25 #include <hbeffect.h>

    26 

    27 //Qt/Orbit forward declarations

    28 class QTimer;

    29 class HbIconItem;

    30 class HbMainWindow;

    31 class HbPushButton;

    32 class HbMainWindow;

    33 class QGraphicsItem;

    34 class HbDocumentLoader;

    35 class HbAbstractDataModel;

    36 

    37 //User Forward Declarations

    38 class GlxSlideShowEffectEngine;

    39 

    40 

    41 #define NBR_ITEM 3

    42 typedef enum

    43 {

    44     UI_ON_EVENT, //send the signal when user tap on screen ( on the UI )

    45     UI_OFF_EVENT, //send the signal when user press continous button ( off the UI)

    46     EMPTY_DATA_EVENT //send the signal when model have no data

    47 } GlxSlideShowEvent;

    48 

    49 class GlxSlideShowWidget : public HbScrollArea

    50 {

    51 Q_OBJECT

    52 

    53 public :

    54     GlxSlideShowWidget (QGraphicsItem *parent = NULL);

    55     ~GlxSlideShowWidget ();

    56     void setModel (QAbstractItemModel *model);

    57     void setItemGeometry(QRect screenRect);

    58     void startSlideShow();

    59     void stopSlideShow();

    60     /*

    61      * Initialise the slideshow widget

    62      * creation of the icons are done here

    63      */

    64     void setSlideShowWidget(HbDocumentLoader *DocLoader);

    65     

    66     /*

    67      * Cleans up the slide show widget

    68      */

    69     void cleanUp();

    70     

    71 signals:

    72     void slideShowEvent(GlxSlideShowEvent e);

    73     void indexchanged();

    74     

    75 public slots :

    76     void triggeredEffect();

    77     void effectFinshed();

    78     void cancelEffect();

    79     void pauseSlideShow();

    80     void continueSlideShow(bool check);

    81     void dataChanged(QModelIndex startIndex, QModelIndex endIndex);

    82     void rowsInserted(const QModelIndex &parent, int start, int end);

    83     void rowsRemoved(const QModelIndex &parent, int start, int end);

    84     void modelDestroyed();

    85     void orientationChanged(QRect screenRect);

    86 

    87     void leftMoveEffectFinished( const HbEffect::EffectStatus &status );

    88     void rightMoveEffectFinished( const HbEffect::EffectStatus &status );

    89     

    90 protected slots :

    91     void leftGesture (int value);

    92     void rightGesture (int value);

    93     

    94 protected :

    95     void mouseReleaseEvent( QGraphicsSceneMouseEvent *event);

    96     void mousePressEvent ( QGraphicsSceneMouseEvent * event ) ;

    97     

    98 private :

    99     //clear all the model connection

   100     void clearCurrentModel();

   101     //add the connection to the model

   102     void initializeNewModel();

   103     void resetSlideShow();

   104     void setIconItems(int moveDir);

   105     void setItemPos(int moveDir);

   106     void moveImage(int nextIndex, int posX, const QString & move, char * callBack);

   107     void addConnections();

   108     void removeConnections();

   109 

   110 private:

   111     GlxSlideShowEffectEngine *mEffectEngine;

   112     HbIconItem               *mIconItems[NBR_ITEM]; 

   113     HbPushButton             *mContinueButton;

   114     int                      mItemIndex;

   115     int                      mSelIndex;

   116     QTimer                   *mSlideTimer;

   117     QAbstractItemModel       *mModel;

   118     QRect                    mScreenRect;

   119     QList <QGraphicsItem *>  mItemList;

   120     bool                     mIsPause;

   121 };

   122 

   123 #endif /* GLXSLIDESHOWWIDGET_H */