steering-wheel/Middlewares/ST/touchgfx/framework/include/mvp/View.hpp

62 lines
1.5 KiB
C++

/******************************************************************************
* Copyright (c) 2018(-2023) STMicroelectronics.
* All rights reserved.
*
* This file is part of the TouchGFX 4.21.2 distribution.
*
* This software is licensed under terms that can be found in the LICENSE file in
* the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
*******************************************************************************/
/**
* @file mvp/View.hpp
*
* Declares the touchgfx::View class.
*/
#ifndef TOUCHGFX_VIEW_HPP
#define TOUCHGFX_VIEW_HPP
#include <touchgfx/Screen.hpp>
namespace touchgfx
{
/**
* This is a generic touchgfx::Screen specialization for normal applications. It provides a link
* to the Presenter class.
*
* @tparam T The type of Presenter associated with this view.
*
* @see Screen
*
* @note All views in the application must be a subclass of this type.
*/
template <class T>
class View : public Screen
{
public:
View()
: presenter(0)
{
}
/**
* Binds an instance of a specific Presenter type (subclass) to the View instance. This function
* is called automatically when a new presenter/view pair is activated.
*
* @param [in] newPresenter The specific Presenter to be associated with the View.
*/
void bind(T& newPresenter)
{
presenter = &newPresenter;
}
protected:
T* presenter; ///< Pointer to the Presenter associated with this view.
};
} // namespace touchgfx
#endif // TOUCHGFX_VIEW_HPP