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    41 

    42 #ifndef SYMBIANSETTINGSLAYER_H

    43 #define SYMBIANSETTINGSLAYER_H

    44 

    45 #include "qvaluespace_p.h"

    46 #include "qvaluespacepublisher.h"

    47 

    48 #include <QHash>

    49 #include <QSet>

    50 #include <QByteArray>

    51 #include <QMultiMap>

    52 

    53 #ifdef __WINS__

    54     #include "pathmapper_symbian_p.h"

    55 #else

    56     #include "pathmapper_proxy_symbian_p.h"

    57 #endif

    58 

    59 #include "xqsettingsmanager.h"

    60 

    61 QTM_BEGIN_NAMESPACE

    62 

    63 class SymbianSettingsLayer : public QAbstractValueSpaceLayer

    64 {

    65     Q_OBJECT

    66 

    67 public:

    68     SymbianSettingsLayer();

    69     virtual ~SymbianSettingsLayer();

    70 

    71 protected:

    72     /*virtual*/ QString name();

    73 

    74     /*virtual*/ bool startup(Type type);

    75 

    76     /*virtual*/ QUuid id();

    77     /*virtual*/ unsigned int order();

    78 

    79     /*virtual*/ Handle item(Handle parent, const QString &subPath);

    80     /*virtual*/ void removeHandle(Handle handle);

    81     /*virtual*/ void setProperty(Handle handle, Properties properties);

    82 

    83     /*virtual*/ bool value(Handle handle, QVariant *data);

    84     /*virtual*/ bool value(Handle handle, const QString &subPath, QVariant *data);

    85     /*virtual*/ QSet<QString> children(Handle handle);

    86 

    87     /*virtual*/ QValueSpace::LayerOptions layerOptions() const;

    88 

    89     /* QValueSpaceSubscriber functions */

    90     /*virtual*/ bool supportsInterestNotification() const;

    91     /*virtual*/ bool notifyInterest(Handle handle, bool interested);

    92 

    93     /* QValueSpacePublisher functions */

    94     /*virtual*/ bool setValue(QValueSpacePublisher *creator, Handle handle,

    95                               const QString &subPath, const QVariant &value);

    96     /*virtual*/ bool removeValue(QValueSpacePublisher *creator, Handle handle,

    97                                  const QString &subPath);

    98     /*virtual*/ bool removeSubTree(QValueSpacePublisher *creator, Handle handle);

    99     /*virtual*/ void addWatch(QValueSpacePublisher *creator, Handle handle);

   100     /*virtual*/ void removeWatches(QValueSpacePublisher *creator, Handle parent);

   101     /*virtual*/ void sync();

   102 

   103 public:

   104     static SymbianSettingsLayer *instance();

   105 

   106 private:

   107     struct SymbianSettingsHandle {

   108         SymbianSettingsHandle(const QString &p)

   109         :   path(p), refCount(1)

   110         {

   111         }

   112 

   113         QString path;

   114         unsigned int refCount;

   115     };

   116 

   117     QHash<QString, SymbianSettingsHandle *> m_handles;

   118 

   119     SymbianSettingsHandle *symbianSettingsHandle(Handle handle)

   120     {

   121         if (handle == InvalidHandle)

   122             return 0;

   123 

   124         SymbianSettingsHandle *h = reinterpret_cast<SymbianSettingsHandle *>(handle);

   125         if (m_handles.values().contains(h))

   126             return h;

   127 

   128         return 0;

   129     }

   130 

   131 private slots:

   132     void notifyChange(const XQSettingsKey& key);

   133 

   134 private:    //data

   135     PathMapper m_pathMapper;

   136     XQSettingsManager m_settingsManager;

   137     QHash<QByteArray, SymbianSettingsHandle *> m_monitoringHandles;

   138     QSet<QString> m_monitoringPaths;

   139 };

   140 

   141 QTM_END_NAMESPACE

   142 

   143 #endif //SYMBIANSETTINGSLAYER_H