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:

    15 *

    16 */

    17 

    18 #ifndef HSDATABASE_H

    19 #define HSDATABASE_H

    20 

    21 #include <QObject>

    22 #include <QVariantHash>

    23 

    24 #include "hsdomainmodel_global.h"

    25 #include "hstest_global.h"

    26 

    27 HOMESCREEN_TEST_CLASS(TestHsDomainModel)

    28 

    29 class HsSceneData;

    30 class HsPageData;

    31 class HsWidgetData;

    32 class HsWidgetPresentationData;

    33 

    34 class HSDOMAINMODEL_EXPORT HsDatabase : public QObject

    35 {

    36     Q_OBJECT

    37     Q_PROPERTY(QString connectionName READ connectionName WRITE setConnectionName)

    38     Q_PROPERTY(QString databaseName READ databaseName WRITE setDatabaseName)

    39     

    40 public:

    41     HsDatabase(QObject *parent = 0);

    42     ~HsDatabase();

    43 

    44     void setConnectionName(const QString &name);

    45     QString connectionName() const;    

    46     void setDatabaseName(const QString &name);

    47     QString databaseName() const;

    48 

    49     bool open();

    50     void close();

    51 

    52     bool transaction();

    53     bool rollback();

    54     bool commit();

    55 

    56     bool scene(HsSceneData &data);

    57     

    58     bool pages(QList<HsPageData> &data);

    59     bool page(HsPageData &data);

    60     bool insertPage(HsPageData &data);

    61     bool updatePage(const HsPageData &data);

    62     bool deletePage(int id);

    63     

    64     bool widgets(int pageId, QList<HsWidgetData> &data);

    65     bool widgets(const QString &uri, QList<HsWidgetData> &data);

    66     bool widgets(const QString &uri, const QVariantHash &preferences, int &count);

    67     bool widget(HsWidgetData &data);

    68     bool insertWidget(HsWidgetData &data);

    69     bool updateWidget(const HsWidgetData &data);

    70     bool deleteWidget(int id);

    71     bool deleteWidgets(const QString &uri);

    72 

    73     bool widgetPresentation(HsWidgetPresentationData &data);

    74     bool setWidgetPresentation(const HsWidgetPresentationData &data);

    75     bool deleteWidgetPresentation(int widgetId, Qt::Orientation orientation);

    76 

    77     bool widgetPreferences(int widgetId, QVariantHash &data);

    78     bool widgetPreference(int widgetId, const QString &key, QVariant &value);

    79     bool setWidgetPreferences(int widgetId, const QVariantHash &data);

    80 

    81     bool configuration(QVariantHash &configuration);

    82 

    83     bool updateWidgetZValues(const QHash<int, qreal> &data, Qt::Orientation orientation);

    84 

    85 public:

    86     static void setInstance(HsDatabase *instance);

    87     static HsDatabase *instance();

    88     static HsDatabase *takeInstance();

    89 

    90 private:    

    91     Q_DISABLE_COPY(HsDatabase)

    92     bool checkConnection() const;

    93     bool matchWidgetPreferences(const QVariantHash &preferences, const QMultiMap<QString, QString>& storedPreferences);

    94 

    95 private:

    96     QString mConnectionName;

    97     QString mDatabaseName;

    98 

    99     static HsDatabase *mInstance;

   100     HOMESCREEN_TEST_FRIEND_CLASS(TestHsDomainModel)

   101 };

   102 

   103 #endif // HSDATABASE_H