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     2 **

     3 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).

     4 ** All rights reserved.

     5 ** Contact: Nokia Corporation (qt-info@nokia.com)

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     7 ** This file is part of the Qt Mobility Components.

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    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

    18 ** General Public License version 2.1 as published by the Free Software

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    38 ** $QT_END_LICENSE$

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    40 ****************************************************************************/

    41 

    42 #include <qmobilityglobal.h>

    43 #include <qmailstore.h>

    44 #include "qmfhelpers_p.h"

    45 #include "qmessagestore.h"

    46 

    47 QTM_BEGIN_NAMESPACE

    48 

    49 class QMessageStorePrivate : public QObject

    50 {

    51     Q_OBJECT

    52 

    53 public:

    54     QMessageStorePrivate() 

    55         : QObject(), 

    56           _store(QMailStore::instance()), 

    57           _error(QMessageManager::NoError), 

    58           _notify(true),

    59           _filterId(0)

    60     {

    61     }

    62 

    63     QMailStore *_store;

    64     QMessageManager::Error _error;

    65     bool _notify;

    66     QMessageManager::NotificationFilterId _filterId;

    67     QMap<QMessageManager::NotificationFilterId, QMailMessageKey> _filters;

    68 

    69     static QMailStore *convert(QMessageStore *store);

    70     static QMailStore *convert(QMessageManager &manager);

    71 

    72     Q_SCOPED_STATIC_DECLARE(QMessageStore,storeInstance);

    73 

    74     static void registerMessageStatus(QMailStore *store, const QString &field);

    75     static void createNonexistentFolder(QMailStore *store, const QString &path, quint64 status);

    76     

    77 public slots:

    78     void messagesAdded(const QMailMessageIdList &ids);

    79     void messagesRemoved(const QMailMessageIdList &ids);

    80     void messagesUpdated(const QMailMessageIdList &ids);

    81 

    82 signals:

    83     void messageAdded(const QMessageId &id, const QMessageManager::NotificationFilterIdSet &matchingFilterIds);

    84     void messageRemoved(const QMessageId &id, const QMessageManager::NotificationFilterIdSet &matchingFilterIds);

    85     void messageUpdated(const QMessageId &id, const QMessageManager::NotificationFilterIdSet &matchingFilterIds);

    86 

    87 private:

    88     void processFilters(const QMailMessageIdList &ids, void (QMessageStorePrivate::*signal)(const QMessageId &, const QMessageManager::NotificationFilterIdSet &))

    89     {

    90         QMap<QMailMessageId, QMessageManager::NotificationFilterIdSet> matches;

    91 

    92         // Copy the filter map to protect against modification during traversal

    93         QMap<QMessageManager::NotificationFilterId, QMailMessageKey> filters(_filters);

    94         QMap<QMessageManager::NotificationFilterId, QMailMessageKey>::const_iterator it = filters.begin(), end = filters.end();

    95         for ( ; it != end; ++it) {

    96             const QMailMessageKey &key(it.value());

    97 

    98             QSet<QMailMessageId> filteredIds;

    99             if (!key.isEmpty()) {

   100                 // Empty key matches all messages; otherwise get the filtered set

   101                 filteredIds = QMailStore::instance()->queryMessages(key).toSet();

   102             }

   103 

   104             foreach (const QMailMessageId &id, ids) {

   105                 if (key.isEmpty() || filteredIds.contains(id)) {

   106                     matches[id].insert(it.key());

   107                 }

   108             }

   109         }

   110 

   111         QMap<QMailMessageId, QMessageManager::NotificationFilterIdSet>::const_iterator mit = matches.begin(), mend = matches.end();

   112         for ( ; mit != mend; ++mit) {

   113             emit (this->*signal)(QmfHelpers::convert(mit.key()), mit.value());

   114         }

   115     }

   116 };

   117 

   118 QTM_END_NAMESPACE

   119 

   120