Struct DropdownOpenChanged 

pub struct DropdownOpenChanged {
    pub is_open: bool,
}

Event fired when the dropdown open state changes

Fields

is_open: bool

Whether the dropdown is now open

Implementations

impl DropdownOpenChanged

pub fn listener() -> DropdownOpenChangedListener

Get the event listener for this custom event

pub fn extract(event: &Event) -> Option<&bool>

Attempt to extract this event type from a generic Event.

Equivalent to: Self::listener_key().extract(event)

Trait Implementations

impl Clone for DropdownOpenChanged

fn clone(&self) -> DropdownOpenChanged

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl CustomEvent for DropdownOpenChanged

fn listener_key() -> EventListenerKey

Get the unique key for this event type

fn listener_key_dyn(&self) -> EventListenerKey

Get the listener key for this trait object

fn as_any(&self) -> &(dyn Any + 'static)

Downcast helper

fn clone_box(&self) -> Box<dyn CustomEvent>

Clone this event into a Box without requiring Clone on the trait

fn transform(&mut self, transform: Affine)

fn allow_disabled(&self) -> bool

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

Format for Debug output. Default uses the type name.

impl Debug for DropdownOpenChanged

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

Formats the value using the given formatter.

impl PartialEq for DropdownOpenChanged

fn eq(&self, other: &DropdownOpenChanged) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Copy for DropdownOpenChanged

impl StructuralPartialEq for DropdownOpenChanged