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#ifndef QMESSAGESERVICEACTION_H
#define QMESSAGESERVICEACTION_H
#include <QObject>
#include <qmessageglobal.h>
#include <qmessagemanager.h>
#include <qmessage.h>


QTM_BEGIN_NAMESPACE

class QMessageServicePrivate;

class Q_MESSAGING_EXPORT QMessageService : public QObject
{
    Q_OBJECT

    friend class QMessageServicePrivate;

public:
    enum State {
        InactiveState = 0,
        ActiveState,
        CanceledState,
        FinishedState
    };

    QMessageService(QObject *parent = 0);
    ~QMessageService();

    bool queryMessages(const QMessageFilter &filter = QMessageFilter(), const QMessageSortOrder &sortOrder = QMessageSortOrder(), uint limit = 0, uint offset = 0);
    bool queryMessages(const QMessageFilter &filter, const QString &body, QMessageDataComparator::MatchFlags matchFlags = 0, const QMessageSortOrder &sortOrder = QMessageSortOrder(), uint limit = 0, uint offset = 0);

    bool countMessages(const QMessageFilter &filter = QMessageFilter());

    bool send(QMessage &message);
    bool compose(const QMessage &message);
    bool retrieveHeader(const QMessageId &id);
    bool retrieveBody(const QMessageId &id);
    bool retrieve(const QMessageId &messageId, const QMessageContentContainerId &id);
    bool show(const QMessageId &id);
    bool exportUpdates(const QMessageAccountId &id);

    State state() const;
    QMessageManager::Error error() const;

public slots:
    void cancel();

signals:
    void stateChanged(QMessageService::State newState);
    void messagesFound(const QMessageIdList &ids);
    void messagesCounted(int count);
    void progressChanged(uint value, uint total);

private:
    QMessageServicePrivate *d_ptr;
};

QTM_END_NAMESPACE
#endif
