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| |
| #ifndef QDECLARATIVESUPPORTEDCATEGORIESMODEL_H |
| #define QDECLARATIVESUPPORTEDCATEGORIESMODEL_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 <QtLocation/private/qlocationglobal_p.h> |
| #include <QtLocation/private/qdeclarativegeoserviceprovider_p.h> |
| |
| #include <QObject> |
| #include <QtCore/QStringList> |
| #include <QtCore/QSharedPointer> |
| #include <QAbstractListModel> |
| #include <QQmlListProperty> |
| #include <QtQml/QQmlParserStatus> |
| |
| #include <QtLocation/QPlaceCategory> |
| |
| #include <QtLocation/private/qdeclarativecategory_p.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QGeoServiceProvider; |
| class QPlaceManager; |
| class QPlaceReply; |
| |
| class PlaceCategoryNode |
| { |
| public: |
| QString parentId; |
| QStringList childIds; |
| QSharedPointer<QDeclarativeCategory> declCategory; |
| }; |
| |
| class Q_LOCATION_PRIVATE_EXPORT QDeclarativeSupportedCategoriesModel : public QAbstractItemModel, public QQmlParserStatus |
| { |
| Q_OBJECT |
| |
| Q_ENUMS(Status) |
| |
| Q_PROPERTY(QDeclarativeGeoServiceProvider *plugin READ plugin WRITE setPlugin NOTIFY pluginChanged) |
| Q_PROPERTY(bool hierarchical READ hierarchical WRITE setHierarchical NOTIFY hierarchicalChanged) |
| Q_PROPERTY(Status status READ status NOTIFY statusChanged) |
| |
| Q_INTERFACES(QQmlParserStatus) |
| Q_ENUMS(Roles) //The Roles enum is for internal usage only. |
| |
| public: |
| explicit QDeclarativeSupportedCategoriesModel(QObject *parent = 0); |
| virtual ~QDeclarativeSupportedCategoriesModel(); |
| |
| // From QQmlParserStatus |
| virtual void classBegin() {} |
| virtual void componentComplete(); |
| |
| // From QAbstractItemModel |
| int rowCount(const QModelIndex &parent) const; |
| int columnCount(const QModelIndex &parent) const; |
| |
| QModelIndex index(int row, int column, const QModelIndex &parent) const; |
| QModelIndex parent(const QModelIndex &child) const; |
| |
| Q_INVOKABLE QVariant data(const QModelIndex &index, int role) const; |
| QHash<int, QByteArray> roleNames() const; |
| |
| enum Roles { |
| CategoryRole = Qt::UserRole, |
| ParentCategoryRole |
| }; //for internal usage only |
| |
| enum Status {Null, Ready, Loading, Error}; |
| |
| void setPlugin(QDeclarativeGeoServiceProvider *plugin); |
| QDeclarativeGeoServiceProvider *plugin() const; |
| |
| void setHierarchical(bool hierarchical); |
| bool hierarchical() const; |
| |
| Q_INVOKABLE QString errorString() const; |
| |
| Status status() const; |
| void setStatus(Status status, const QString &errorString = QString()); |
| |
| using QAbstractItemModel::dataChanged; |
| Q_SIGNALS: |
| void pluginChanged(); |
| void hierarchicalChanged(); |
| void statusChanged(); |
| void dataChanged(); |
| |
| public Q_SLOTS: |
| void update(); |
| |
| private Q_SLOTS: |
| void replyFinished(); |
| void addedCategory(const QPlaceCategory &category, const QString &parentId); |
| void updatedCategory(const QPlaceCategory &category, const QString &parentId); |
| void removedCategory(const QString &categoryId, const QString &parentId); |
| void connectNotificationSignals(); |
| |
| private: |
| QStringList populateCategories(QPlaceManager *, const QPlaceCategory &parent); |
| QModelIndex index(const QString &categoryId) const; |
| int rowToAddChild(PlaceCategoryNode *, const QPlaceCategory &category); |
| void updateLayout(); |
| |
| QPlaceReply *m_response; |
| |
| QDeclarativeGeoServiceProvider *m_plugin; |
| bool m_hierarchical; |
| bool m_complete; |
| Status m_status; |
| QString m_errorString; |
| |
| QHash<QString, PlaceCategoryNode *> m_categoriesTree; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| QML_DECLARE_TYPE(QDeclarativeSupportedCategoriesModel) |
| |
| #endif // QDECLARATIVESUPPORTEDCATEGORIESMODEL_H |