SDL::KeyValueWrapper< KEY, VALUE, VARIANT > Struct Template Reference

Wrapper key to value result callbacks. More...

Public Types
using	KeyType = KEY
	Key type.
using	ValueType = VALUE
	Value type.

Static Public Member Functions
static ValueType *	Wrap (KeyType key, ValueType &&value)
	Change the value into a void* pointer held by key.
static bool	contains (KeyType handle)
	True if handle is stored.
static const ValueType &	at (KeyType handle)
	Return unwrapped value of handle.
static ValueType	release (KeyType key)
	Return unwrapped value associated by key and remove association.
static bool	erase (KeyType key)
	Remove association.

Detailed Description

template<class KEY, class VALUE, size_t VARIANT = 0>
struct SDL::KeyValueWrapper< KEY, VALUE, VARIANT >

Template Parameters

KEY	the key type.
VALUE	the value type.
VARIANT	the variant, if more than one listener type is associated.

Member Function Documentation

erase()

template<class KEY , class VALUE , size_t VARIANT = 0>

static bool SDL::KeyValueWrapper< KEY, VALUE, VARIANT >::erase ( KeyType  key )

inlinestatic

Parameters

key	the key associated.

Returns

true if the key was associated and was erased, false otherwise.

Wrap()

template<class KEY , class VALUE , size_t VARIANT = 0>

static ValueType * SDL::KeyValueWrapper< KEY, VALUE, VARIANT >::Wrap ( KeyType  key, ValueType &&  value  )

inlinestatic

Parameters

key
value

Returns

void*

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The documentation for this struct was generated from the following file:

• SDL3pp/SDL3pp_callbackWrapper.h