Tizen Native API  5.0
Functions | Typedefs
Generic Value Optional management
Generic Value Storage

Functions

static Eina_Value * eina_value_optional_empty_new (void)
 Creates an empty optional. This is the same as eina_value_new(EINA_VALUE_TYPE_OPTIONAL).
Eina_Value * eina_value_optional_new (const Eina_Value_Type *subtype, const void *value)
 Creates an optional eina value with the passed value.
static Eina_Bool eina_value_optional_empty_is (const Eina_Value *value, Eina_Bool *is_empty)
 Function to know if an eina optional is empty or not.
Eina_Bool eina_value_optional_pset (Eina_Value *value, Eina_Value_Type const *subtype, const void *subvalue)
 Sets the optional with a value.
Eina_Bool eina_value_optional_pget (Eina_Value *value, void *subvalue)
 Gets the value from an optional.
Eina_Bool eina_value_optional_reset (Eina_Value *value)
 Resets eina optional to empty.
static const Eina_Value_Type * eina_value_optional_type_get (Eina_Value *value)
 Gets type from value that is stored on Eina Value Optional.

Typedefs

typedef struct _Eina_Value_Struct Eina_Value_Struct

Typedef Documentation

Eina_Value_Optional type to be used with Eina_Value_Struct

Value type for EINA_VALUE_TYPE_STRUCT.

See also:
_Eina_Value_Struct explains fields.
Since (EFL) :
1.2
Since (EFL) :
1.17

Function Documentation

static Eina_Bool eina_value_optional_empty_is ( const Eina_Value *  value,
Eina_Bool *  is_empty 
) [static]

Function to know if an eina optional is empty or not.

Parameters:
[in]valueEina Value Optional
[out]is_emptyEINA_TRUE if optional is empty, EINA_FALSE otherwise.
Returns:
EINA_TRUE on success, EINA_FALSE otherwise.
Since (EFL) :
1.17
static Eina_Value* eina_value_optional_empty_new ( void  ) [static]

Creates an empty optional. This is the same as eina_value_new(EINA_VALUE_TYPE_OPTIONAL).

Returns:
returns an empty optional eina value.
Since (EFL) :
1.17
Eina_Value* eina_value_optional_new ( const Eina_Value_Type *  subtype,
const void *  value 
)

Creates an optional eina value with the passed value.

Parameters:
[in]subtypeEina_Value_Type of parameter value
[in]valueThe value to be used to construct optional eina value
Returns:
EINA_TRUE on success, EINA_FALSE otherwise.
Since (EFL) :
1.17
Eina_Bool eina_value_optional_pget ( Eina_Value *  value,
void *  subvalue 
)

Gets the value from an optional.

Parameters:
[in]valueEina Value Optional to get value from
[out]subvaluePointer to where value is to be copied to. You must use the correct type according to eina_value_optional_type_get
Returns:
EINA_TRUE on success, EINA_FALSE otherwise.
Since (EFL) :
1.17
Eina_Bool eina_value_optional_pset ( Eina_Value *  value,
Eina_Value_Type const *  subtype,
const void *  subvalue 
)

Sets the optional with a value.

Parameters:
[in,out]valueEina Value Optional to be set with subvalue
[in]subtypeType of subvalue
[in]subvalueValue to be set in optional
Returns:
EINA_TRUE on success, EINA_FALSE otherwise.
Since (EFL) :
1.17
Eina_Bool eina_value_optional_reset ( Eina_Value *  value)

Resets eina optional to empty.

Parameters:
[in,out]valueEina Value Optional
Returns:
EINA_TRUE on success, EINA_FALSE otherwise.
Since (EFL) :
1.17
static const Eina_Value_Type* eina_value_optional_type_get ( Eina_Value *  value) [static]

Gets type from value that is stored on Eina Value Optional.

Parameters:
[in]valueEina Value Optional
Returns:
The optional sub-type.
Since (EFL) :
1.17

Variable Documentation

EINA_VALUE_TYPE_FILE

manages Eina_File type.

Since (EFL) :
1.21
EINA_VALUE_TYPE_OPTIONAL

manages optional type.

Since (EFL) :
1.17
EINA_VALUE_TYPE_RECTANGLE

manages Eina_Rectangle type.

Since (EFL) :
1.21