AbstractWriter.hpp

#ifndef H_EXTENSIONS_CUTEHMI_DATAACQUISITION_0_INCLUDE_CUTEHMI_DATAACQUISITION_ABSTRACTWRITER_HPP
#define H_EXTENSIONS_CUTEHMI_DATAACQUISITION_0_INCLUDE_CUTEHMI_DATAACQUISITION_ABSTRACTWRITER_HPP
 
#include "internal/common.hpp"
#include "TagValue.hpp"
#include "Schema.hpp"
 
#include <cutehmi/services/Serviceable.hpp>
 
#include <QObject>
#include <QQmlListProperty>
 
namespace cutehmi {
namespace dataacquisition {
 
class CUTEHMI_DATAACQUISITION_API AbstractWriter:
    public QObject,
    public services::Serviceable
{
        Q_OBJECT
 
    public:
        Q_PROPERTY(QQmlListProperty<cutehmi::dataacquisition::TagValue> values READ valueList)
        Q_CLASSINFO("DefaultProperty", "values")
 
        Q_PROPERTY(Schema * schema READ schema WRITE setSchema NOTIFY schemaChanged)
 
        AbstractWriter(QObject * parent = nullptr);
 
        QQmlListProperty<TagValue> valueList();
 
        Schema * schema() const;
 
        void setSchema(Schema * schema);
 
    signals:
        void schemaChanged();
 
    CUTEHMI_PROTECTED_SIGNALS:
        void broke();
 
        void started();
 
        void stopped();
 
        void databaseConnected();
 
        void schemaValidated();
 
    protected:
        typedef QList<TagValue *> TagValueContainer;
 
        const TagValueContainer & values() const;
 
        QState * createWaitingForDatabaseConnectedSate(QState * parent, ServiceStatuses * statuses = nullptr, QState * target = nullptr);
 
        QState * createValidatingSchemaSate(QState * parent, ServiceStatuses * statuses = nullptr, QState * target = nullptr);
 
    private slots:
        void onSchemaValidated(bool result);
 
    private:
        static int ValueListCount(QQmlListProperty<TagValue> * property);
 
        static TagValue * ValueListAt(QQmlListProperty<TagValue> * property, int index);
 
        static void ValueListClear(QQmlListProperty<TagValue> * property);
 
        static void ValuesListAppend(QQmlListProperty<TagValue> * property, TagValue * value);
 
        struct Members
        {
            TagValueContainer values;
            QQmlListProperty<TagValue> valueList;
            Schema * schema;
 
            Members(AbstractWriter * p_parent):
                valueList(p_parent, & values, & AbstractWriter::ValuesListAppend, & AbstractWriter::ValueListCount, & AbstractWriter::ValueListAt, & AbstractWriter::ValueListClear),
                schema(nullptr)
            {
            }
        };
 
        MPtr<Members> m;
};
 
}
}
 
#endif
 
//(c)C: Copyright © 2020, Michał Policht <michal@policht.pl>. All rights reserved.
//(c)C: This file is a part of CuteHMI.
//(c)C: CuteHMI is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
//(c)C: CuteHMI is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more details.
//(c)C: You should have received a copy of the GNU Lesser General Public License along with CuteHMI.  If not, see <https://www.gnu.org/licenses/>.