ArkUI_ContextCallback

arkui_sys::native_type

Struct ArkUI_ContextCallback 

Source 
#[repr(C)]
pub struct ArkUI_ContextCallback {
    pub userData: *mut c_void,
    pub callback: Option<unsafe extern "C" fn(userData: *mut c_void)>,
}
Available on crate feature api-12 only.
Expand description

Defines the event callback type.

Available since API-level: 12

Fields§

§userData: *mut c_void

Custom type.

§callback: Option<unsafe extern "C" fn(userData: *mut c_void)>

Event callback.

Trait Implementations§

Source§

impl Debug for ArkUI_ContextCallback

Source§

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

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impl<T> Any for T
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fn type_id(&self) -> TypeId

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impl<T> From<T> for T

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fn from(t: T) -> T

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fn into(self) -> U

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type Error = Infallible

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type Error = <U as TryFrom<T>>::Error

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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.