Struct KeepAliveParentData 

pub struct KeepAliveParentData {
    pub keep_alive: bool,
    /* private fields */
}

Parent data structure used by RenderSliverWithKeepAliveMixin.

Flutter’s KeepAliveParentDataMixin: the half a parent data embeds and answers from ParentData::provide, which is how KeepAlive finds it.

Fields

keep_alive: bool

Whether to keep the child alive even when it is no longer visible.

Implementations

impl KeepAliveParentData

pub const fn new() -> KeepAliveParentData

Parent data that does not keep its child alive.

pub fn kept_alive(&self) -> bool

Whether the widget is currently being kept alive, i.e. has keep_alive set to true and is offscreen.

Trait Implementations

impl Clone for KeepAliveParentData

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Copy for KeepAliveParentData

impl Debug for KeepAliveParentData

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

Formats the value using the given formatter.

impl Default for KeepAliveParentData

fn default() -> Self

Returns the “default value” for a type.