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36 | |
37 | #ifndef QDECLARATIVEPLACECONTENTMODEL_H |
38 | #define QDECLARATIVEPLACECONTENTMODEL_H |
39 | |
40 | // |
41 | // W A R N I N G |
42 | // ------------- |
43 | // |
44 | // This file is not part of the Qt API. It exists purely as an |
45 | // implementation detail. This header file may change from version to |
46 | // version without notice, or even be removed. |
47 | // |
48 | // We mean it. |
49 | // |
50 | |
51 | #include <QtLocation/private/qlocationglobal_p.h> |
52 | #include <QtCore/QAbstractListModel> |
53 | #include <QtQml/QQmlParserStatus> |
54 | #include <QtLocation/QPlaceContent> |
55 | #include <QtLocation/QPlaceContentReply> |
56 | |
57 | QT_BEGIN_NAMESPACE |
58 | |
59 | class QDeclarativePlace; |
60 | class QDeclarativeGeoServiceProvider; |
61 | class QGeoServiceProvider; |
62 | class QDeclarativeSupplier; |
63 | class QDeclarativePlaceUser; |
64 | |
65 | class Q_LOCATION_PRIVATE_EXPORT QDeclarativePlaceContentModel : public QAbstractListModel, public QQmlParserStatus |
66 | { |
67 | Q_OBJECT |
68 | |
69 | Q_PROPERTY(QDeclarativePlace *place READ place WRITE setPlace NOTIFY placeChanged) |
70 | Q_PROPERTY(int batchSize READ batchSize WRITE setBatchSize NOTIFY batchSizeChanged) |
71 | Q_PROPERTY(int totalCount READ totalCount NOTIFY totalCountChanged) |
72 | |
73 | Q_INTERFACES(QQmlParserStatus) |
74 | |
75 | public: |
76 | explicit QDeclarativePlaceContentModel(QPlaceContent::Type type, QObject *parent = 0); |
77 | ~QDeclarativePlaceContentModel(); |
78 | |
79 | QDeclarativePlace *place() const; |
80 | void setPlace(QDeclarativePlace *place); |
81 | |
82 | int batchSize() const; |
83 | void setBatchSize(int batchSize); |
84 | |
85 | int totalCount() const; |
86 | |
87 | void clearData(); |
88 | |
89 | void initializeCollection(int totalCount, const QPlaceContent::Collection &collection); |
90 | |
91 | // from QAbstractListModel |
92 | int rowCount(const QModelIndex &parent) const; |
93 | QVariant data(const QModelIndex &index, int role) const; |
94 | QHash<int, QByteArray> roleNames() const; |
95 | |
96 | enum Roles { |
97 | SupplierRole = Qt::UserRole, |
98 | PlaceUserRole, |
99 | AttributionRole, |
100 | UserRole //indicator for next conten type specific role |
101 | }; |
102 | |
103 | bool canFetchMore(const QModelIndex &parent) const; |
104 | void fetchMore(const QModelIndex &parent); |
105 | |
106 | // from QQmlParserStatus |
107 | void classBegin(); |
108 | void componentComplete(); |
109 | |
110 | Q_SIGNALS: |
111 | void placeChanged(); |
112 | void batchSizeChanged(); |
113 | void totalCountChanged(); |
114 | |
115 | private Q_SLOTS: |
116 | void fetchFinished(); |
117 | |
118 | protected: |
119 | QPlaceContent::Collection m_content; |
120 | QMap<QString, QDeclarativeSupplier *> m_suppliers; |
121 | QMap<QString, QDeclarativePlaceUser *>m_users; |
122 | |
123 | private: |
124 | QDeclarativePlace *m_place; |
125 | QPlaceContent::Type m_type; |
126 | int m_batchSize; |
127 | int m_contentCount; |
128 | |
129 | QPlaceContentReply *m_reply; |
130 | QPlaceContentRequest m_nextRequest; |
131 | |
132 | bool m_complete; |
133 | }; |
134 | |
135 | QT_END_NAMESPACE |
136 | |
137 | #endif // QDECLARATIVEPLACECONTENTMODEL_H |
138 | |