waveview/lib/appclass.h

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2022-09-24 17:47:18 -04:00
#ifndef APP_CLASS_H
#define APP_CLASS_H
/*
* appclass.h - OOP Implementaion built up from AppClass structure.
*
* include LICENSE
*/
#include <appmem.h>
typedef struct _AppClass AppClass;
typedef void (*AppClassFP_Destroy) (void *klass);
/* a generic function callback */
typedef int (*App_Run_FP)( AppClass *app, void *user_data );
struct _AppClass {
int type; /* application may use this field to store a type */
int ref_count; /* Object reference count */
AppClassFP_Destroy destroy; /* pointer to destroy function, can be overridden */
};
extern AppClass *app_class_new(void);
extern void app_class_construct(AppClass * klass);
extern void app_class_destroy(void *klass);
extern void app_class_overload_destroy(AppClass * klass,
AppClassFP_Destroy destroy);
extern void app_class_ref(AppClass * klass);
extern void app_class_unref(AppClass * klass);
#ifdef USE_CLASS_TYPE
void app_class_set_type(AppClass * klass, int type);
int app_class_get_type(AppClass * klass);
#endif /* USE_CLASS_TYPE */
#endif /* APP_CLASS_H */