mgl_application_delegate.h

[詳解]

// SPDX-License-Identifier: Zlib
/* ------------------------------------------------------------------------- */
/* ------------------------------------------------------------------------- */
 
#ifndef INCGUARD_MGL_APPLICATION_DELEGATE_H_1606559036
#define INCGUARD_MGL_APPLICATION_DELEGATE_H_1606559036
 
#include <mgl/event/mgl_event.h>
 
namespace MGL
{
class ApplicationDelegate
{
public:
    ApplicationDelegate() noexcept;
    virtual ~ApplicationDelegate() noexcept = default;
    
    bool Initialize() noexcept;
    
protected:
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    virtual bool OnInitialize() noexcept = 0;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    virtual void OnFrameUpdate() noexcept = 0;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    virtual void OnExit() noexcept = 0;
    
private:
    static void OnEventAppInitialize(void *callbackArg, void *notifyArg) noexcept;
    static void OnEventAppFrameUpdate(void *callbackArg, void *notifyArg) noexcept;
    static void OnEventAppExit(void *callbackArg, void *notifyArg) noexcept;
    
    bool _isAvailable{false};
    
    Event::Handle _eventAppInitialize;
    Event::Handle _eventAppFrameUpdate;
    Event::Handle _eventAppExit;
};
}   // namespace MGL
 
#endif  // INCGUARD_MGL_APPLICATION_DELEGATE_H_1606559036
 
// vim: et ts=4 sw=4 sts=4