godot/core/object/callable_method_pointer.h

/**************************************************************************/
/*  callable_method_pointer.h                                             */
/**************************************************************************/
/*                         This file is part of:                          */
/*                             GODOT ENGINE                               */
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
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#ifndef CALLABLE_METHOD_POINTER_H
#define CALLABLE_METHOD_POINTER_H

#include "core/object/object.h"
#include "core/templates/hashfuncs.h"
#include "core/templates/simple_type.h"
#include "core/variant/binder_common.h"
#include "core/variant/callable.h"

class CallableCustomMethodPointerBase : public CallableCustom { … };

template <typename T, typename... P>
class CallableCustomMethodPointer : public CallableCustomMethodPointerBase { … };

template <typename T, typename... P>
Callable create_custom_callable_function_pointer(T *p_instance,
#ifdef DEBUG_METHODS_ENABLED
		const char *p_func_text,
#endif
		void (T::*p_method)(P...)) { … }

// VERSION WITH RETURN

template <typename T, typename R, typename... P>
class CallableCustomMethodPointerRet : public CallableCustomMethodPointerBase { … };

template <typename T, typename R, typename... P>
Callable create_custom_callable_function_pointer(T *p_instance,
#ifdef DEBUG_METHODS_ENABLED
		const char *p_func_text,
#endif
		R (T::*p_method)(P...)) { … }

// CONST VERSION WITH RETURN

template <typename T, typename R, typename... P>
class CallableCustomMethodPointerRetC : public CallableCustomMethodPointerBase { … };

template <typename T, typename R, typename... P>
Callable create_custom_callable_function_pointer(T *p_instance,
#ifdef DEBUG_METHODS_ENABLED
		const char *p_func_text,
#endif
		R (T::*p_method)(P...) const) { … }

#ifdef DEBUG_METHODS_ENABLED
#define callable_mp(I, M) …
#else
#define callable_mp …
#endif

// STATIC VERSIONS

template <typename... P>
class CallableCustomStaticMethodPointer : public CallableCustomMethodPointerBase { … };

template <typename T, typename... P>
Callable create_custom_callable_static_function_pointer(
#ifdef DEBUG_METHODS_ENABLED
		const char *p_func_text,
#endif
		void (*p_method)(P...)) { … }

template <typename R, typename... P>
class CallableCustomStaticMethodPointerRet : public CallableCustomMethodPointerBase { … };

template <typename R, typename... P>
Callable create_custom_callable_static_function_pointer(
#ifdef DEBUG_METHODS_ENABLED
		const char *p_func_text,
#endif
		R (*p_method)(P...)) { … }

#ifdef DEBUG_METHODS_ENABLED
#define callable_mp_static(M) …
#else
#define callable_mp_static …
#endif

#endif // CALLABLE_METHOD_POINTER_H