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:  Example of home screen widget

    15 *

    16 */

    17 

    18 #ifndef BatteryWidget_H

    19 #define BatteryWidget_H

    20 

    21 #include <HbWidget>

    22 

    23 #include <qsysteminfo.h>

    24 QTM_USE_NAMESPACE

    25 

    26 

    27 class BatteryWidget : public HbWidget

    28 {

    29     Q_OBJECT

    30 // Start of snippet 1

    31     Q_PROPERTY(QString rootPath READ rootPath WRITE setRootPath)

    32 // End of snippet 1

    33 

    34 public:

    35     BatteryWidget(QGraphicsItem *parent = 0, Qt::WindowFlags flags = 0);

    36     ~BatteryWidget();

    37     

    38 // Start of snippet 2

    39 public:

    40     QString rootPath() const;

    41     void setRootPath(QString &rootPath);

    42 // End of snippet 2

    43 

    44 public:

    45     QRectF boundingRect() const;

    46     QPainterPath shape() const;

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

    48     

    49 public slots: // from home screen widget model

    50     void onShow();

    51     void onHide();

    52     void onInitialize();

    53     void onUninitialize();

    54 

    55 public slots:

    56     void batteryLevelChanged(int level);

    57     void powerStateChanged(QSystemDeviceInfo::PowerState powerState);

    58     void updateChargingBatteryValue();

    59 

    60 signals:

    61     void error();

    62 

    63 private:

    64     void drawBatteryImage();

    65     void stateChanged();

    66     

    67 private:

    68     Q_DISABLE_COPY(BatteryWidget)

    69     QString mRootPath;

    70     QSystemDeviceInfo *mDeviceInfo;

    71     int mBatteryValue;

    72     QPixmap mBatteryBackgroundBitmap;

    73     QPixmap mUnifiedBatteryBitmap;

    74     QTimer *mChargingTimer;

    75 };

    76 

    77 #endif // BatteryWidget_H