widget.h

Go to the documentation of this file.

// Based on "Design Patterns: Elements of Reusable Object-Oriented Software"
// book by Erich Gamma, John Vlissides, Ralph Johnson, and Richard Helm 
//
// Created by Bartosz Rachwal. The National Institute of Advanced Industrial Science and Technology, Japan.

#ifndef OPERATIONAL_CHAIN_WIDGET_H_
#define OPERATIONAL_CHAIN_WIDGET_H_

#include "help_handler_interface.h"

#include <string>

namespace operational
{
namespace chain
{
class Widget : public HelpHandlerInterface
{
    public:
    virtual bool HasHelp() override;
    virtual void SetHandler(HelpHandlerInterface*, int) override;

    virtual void HandleHelp() override;

    virtual int topic() const;
    virtual std::string name() const;
    virtual std::string help_message() const;

    protected:
    Widget();
    explicit Widget(std::string name);
    Widget(std::string name, int topic);
    Widget(std::string name, int topic, HelpHandlerInterface* parent);

    private:
    int topic_;
    std::string name_;
    std::string help_message_;
    HelpHandlerInterface* parent_;
};
}
}

#endif