GUIRadioButtonGroup.h

/*
* Copyright (C) TES Electronic Solutions GmbH,
* All Rights Reserved.
* Contact: info@guiliani.de
*
* This file is part of the Guiliani HMI framework
* for the development of graphical user interfaces on embedded systems.
*/
 
#ifndef GUIRADIOBUTTONGROUP__H_
#define GUIRADIOBUTTONGROUP__H_
 
#include "GUICompositeObject.h"
#include "GUIBaseRadioButton.h" // needed for static_cast
 
 
 
class CGUIRadioButtonGroup :
    public CGUICompositeObject
{
public:
    CGUIRadioButtonGroup(
        CGUICompositeObject* const pkParent,
        const eC_Value& vX, const eC_Value& vY,
        const eC_Value& vWidth, const eC_Value& vHeight,
        const ObjectHandle_t &eID = NO_HANDLE);
 
    CGUIRadioButtonGroup(
        CGUICompositeObject* const pkParent,
        const CGUIRect &kRect,
        const ObjectHandle_t &eID = NO_HANDLE);
 
    CGUIBaseRadioButton* GetAndCheckObjectByID(ObjectHandle_t eObjID, const eC_String& kObjectName)
    {
        return static_cast <CGUIBaseRadioButton*>(
            CGUICompositeObject::GetAndCheckObjectByID(eObjID, kObjectName));
    }
 
    eC_Bool SetValue(const CGUIValue& rkValue);
 
    eC_Bool DoClick(const eC_Value& vAbsX, const eC_Value& vAbsY);
 
    virtual eC_Bool AddObject(CGUIBaseRadioButton *pRadioButton);
 
    CGUIRadioButtonGroup();
 
    void SetSelectedRadioButton(CGUIBaseRadioButton& rkRadioButton);
 
    CGUIBaseRadioButton* GetSelectedRadioButton() const;
 
    void AddSelectionObserver(CGUIObserver* pObserver)
    {
        m_kSelectionSubject.AddObserver(pObserver);
    }
 
    void RemoveSelectionObserver(CGUIObserver* pObserver)
    {
        m_kSelectionSubject.RemoveObserver(pObserver);
    }
 
#ifdef GUILIANI_STREAM_GUI
    virtual void ReadFromStream();
#endif
 
#ifdef GUILIANI_WRITE_GUI
    virtual void WriteToStream(const eC_Bool bWriteClassID = false);
#endif
 
    CGUIRadioButtonGroup(const CGUIRadioButtonGroup& kSource);
 
    CGUIRadioButtonGroup& operator=(const CGUIRadioButtonGroup& kSource);
 
private:
    eC_Bool AddObject(CGUIObject* pkObject);
 
    CGUISubject m_kSelectionSubject;
};
 
#endif