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qcontactlistmodel.h Example File
incomingcalls/qcontactlistmodel.h

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    #ifndef QCONTACTLISTMODEL_H
    #define QCONTACTLISTMODEL_H

    //
    //  W A R N I N G
    //  -------------
    //
    // This file is not part of the Qt API.  It exists purely as an
    // implementation detail.  This header file may change from version to
    // version without notice, or even be removed.
    //
    // We mean it.
    //

    #include "qtcontactsglobal.h"
    #include "qcontact.h"
    #include "qcontactphonenumber.h"

    #include <QAbstractListModel>
    #include <QSharedData>

    QTM_BEGIN_NAMESPACE
    class QContactManager;
    class QContactFetchRequest;
    class QContactLocalIdFetchRequest;
    QTM_END_NAMESPACE

    QTM_USE_NAMESPACE

    class QContactListModelPrivate;
    class QContactListModel : public QAbstractListModel
    {
        Q_OBJECT

    public:
        QContactListModel(QContactManager* manager = 0, int cacheSize = 50);
        QContactListModel(const QContactListModel& other);
        QContactListModel& operator=(const QContactListModel& other);
        ~QContactListModel();

        QContactManager* manager() const;
        void setManager(QContactManager* manager);

        int cacheSize() const;
        bool setCacheSize(int size);

        enum AsynchronousRequestPolicy {
            CancelOnCacheUpdatePolicy = 0,      // cancel old requests whenever a cache update should occur
            CancelOnCacheMissPolicy,            // cancel if old centrepoint outside current cache window
            CancelOnCompleteCacheMissPolicy,    // cancel if no overlap between request and current cache windows
            NeverCancelPolicy                   // never cancel old requests
        };

        AsynchronousRequestPolicy requestPolicy() const;
        void setRequestPolicy(AsynchronousRequestPolicy policy = CancelOnCacheMissPolicy);

        QString relevantDefinitionName() const;
        QString relevantFieldName() const;
        bool setRelevantDetailDefinitionAndFieldNames(const QString& definitionName = QContactPhoneNumber::DefinitionName, const QString& fieldName = QContactPhoneNumber::FieldNumber);

        enum ContactDataRole {
            DisplayLabelRole = Qt::DisplayRole,
            IdRole = Qt::UserRole,
            AvatarRole = Qt::UserRole+1,
            PresenceRole = Qt::UserRole+2,
            RelevantDataRole = Qt::UserRole+3
        };

        int rowCount (const QModelIndex& parent = QModelIndex()) const;
        QVariant data(const QModelIndex& index, int role = Qt::DisplayRole) const;
        QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const;

        bool insertRows(int row, int count, const QModelIndex& parent = QModelIndex());
        bool removeRows(int row, int count, const QModelIndex& parent = QModelIndex());

        int contactRow(const QContactLocalId& contactId) const;
        QContact contact(const QModelIndex& index) const;

    private slots:
        void contactFetchRequestProgress(QContactFetchRequest* request, bool appendOnly);
        void contactIdFetchRequestProgress(QContactLocalIdFetchRequest* request, bool appendOnly);
        void backendChanged();

    private:
        QSharedDataPointer<QContactListModelPrivate> d;
    };

    #endif


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Qt Mobility Project 1.0.0 (Technical Preview)