appmodel.h Example File

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#ifndef APPMODEL_H #define APPMODEL_H #include <QtCore/QObject> #include <QtCore/QString> #include <QtNetwork/QNetworkReply> #include <QtQml/QQmlListProperty> #include <QtPositioning/QGeoPositionInfoSource> class WeatherData : public QObject { Q_OBJECT Q_PROPERTY(QString dayOfWeek READ dayOfWeek WRITE setDayOfWeek NOTIFY dataChanged) Q_PROPERTY(QString weatherIcon READ weatherIcon WRITE setWeatherIcon NOTIFY dataChanged) Q_PROPERTY(QString weatherDescription READ weatherDescription WRITE setWeatherDescription NOTIFY dataChanged) Q_PROPERTY(QString temperature READ temperature WRITE setTemperature NOTIFY dataChanged) public: explicit WeatherData(QObject *parent = 0); WeatherData(const WeatherData &other); QString dayOfWeek() const; QString weatherIcon() const; QString weatherDescription() const; QString temperature() const; void setDayOfWeek(const QString &value); void setWeatherIcon(const QString &value); void setWeatherDescription(const QString &value); void setTemperature(const QString &value); signals: void dataChanged(); private: QString m_dayOfWeek; QString m_weather; QString m_weatherDescription; QString m_temperature; }; Q_DECLARE_METATYPE(WeatherData) class AppModelPrivate; class AppModel : public QObject { Q_OBJECT Q_PROPERTY(bool ready READ ready NOTIFY readyChanged) Q_PROPERTY(bool hasSource READ hasSource NOTIFY readyChanged) Q_PROPERTY(bool hasValidCity READ hasValidCity NOTIFY cityChanged) Q_PROPERTY(bool hasValidWeather READ hasValidWeather NOTIFY weatherChanged) Q_PROPERTY(bool useGps READ useGps WRITE setUseGps NOTIFY useGpsChanged) Q_PROPERTY(QString city READ city WRITE setCity NOTIFY cityChanged) Q_PROPERTY(WeatherData *weather READ weather NOTIFY weatherChanged) Q_PROPERTY(QQmlListProperty<WeatherData> forecast READ forecast NOTIFY weatherChanged) public: explicit AppModel(QObject *parent = 0); ~AppModel(); bool ready() const; bool hasSource() const; bool useGps() const; bool hasValidCity() const; bool hasValidWeather() const; void setUseGps(bool value); void hadError(bool tryAgain); QString city() const; void setCity(const QString &value); WeatherData *weather() const; QQmlListProperty<WeatherData> forecast() const; public slots: Q_INVOKABLE void refreshWeather(); private slots: void queryCity(); void networkSessionOpened(); void positionUpdated(QGeoPositionInfo gpsPos); void positionError(QGeoPositionInfoSource::Error e); void handleGeoNetworkData(QNetworkReply *networkReply); void handleWeatherNetworkData(QNetworkReply *networkReply); void handleForecastNetworkData(QNetworkReply *networkReply); signals: void readyChanged(); void useGpsChanged(); void cityChanged(); void weatherChanged(); private: AppModelPrivate *d; }; #endif // APPMODEL_H

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