Trait glib::value::SetValueOptional [] [src]

pub trait SetValueOptional: SetValue {
    unsafe fn set_value_optional(_: &mut Value, _: Option<&Self>);
}

Sets a value.

Only implemented for types that support a None value.

Required Methods

Implementations on Foreign Types

impl SetValueOptional for str
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impl<'a, T: ?Sized + SetValueOptional> SetValueOptional for &'a T
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impl SetValueOptional for String
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Implementors