MessageBoxController.hpp Example File

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    #ifndef MESSAGEBOXCONTROLLER_HPP
    #define MESSAGEBOXCONTROLLER_HPP

    #include "DialogController.hpp"

    #include <QtCore/QObject>
    /**
     * The MessageBoxController encapsulates the logic of
     * a message box. It consists of a title, a text and two buttons.
     * When executed, it will block the execution flow
     * until the user has pressed one of the buttons.
     */
    class MessageBoxController : public DialogController
    {
        Q_OBJECT

        // Makes the title of the message box available to the UI
        Q_PROPERTY(QString title READ title NOTIFY titleChanged)

        // Makes the text of the message box available to the UI
        Q_PROPERTY(QString text READ text NOTIFY textChanged)

        // Makes the text of the first button available to the UI
        Q_PROPERTY(QString button1Text READ button1Text NOTIFY button1TextChanged)

        // Makes the text of the second button available to the UI
        Q_PROPERTY(QString button2Text READ button2Text NOTIFY button2TextChanged)

    public:
        explicit MessageBoxController(QObject *parent = 0);
        /**
         * Describes the two buttons of the dialog.
         */
        enum Result
        {
            Button1,
            Button2
        };

        // Shows the message box with the given title, text and the two buttons
        Result exec(const QString &title, const QString &text, const QString &button1Text, const QString &button2Text);

        // The accessor methods for the properties
        QString title() const;
        QString text() const;
        QString button1Text() const;
        QString button2Text() const;

        // This method is invoked when the user clicks the first button in the UI
        Q_INVOKABLE void button1Clicked();

        // This method is invoked when the user clicks the second button in the UI
        Q_INVOKABLE void button2Clicked();

    Q_SIGNALS:
        // The change notification signals of the properties
        void titleChanged();
        void textChanged();
        void button1TextChanged();
        void button2TextChanged();

    private:
        // The title of the message box
        QString m_title;

        // The text of the message box
        QString m_text;

        // The text of the first button of the message box
        QString m_button1Text;

        // The text of the second button of the message box
        QString m_button2Text;

        // The button that has been pressed to close the message box
        Result m_buttonResult;
    };

    #endif