Trait WidgetActionTrait 

pub trait WidgetActionTrait:
    'static
    + Send
    + Sync {
    // Required methods
    fn ref_cast_type_id(&self) -> TypeId;
    fn debug_fmt(&self, f: &mut Formatter<'_>) -> Result;
    fn box_clone(&self) -> Box<dyn WidgetActionTrait>;
}

Required Methods

fn ref_cast_type_id(&self) -> TypeId

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

fn box_clone(&self) -> Box<dyn WidgetActionTrait>

Implementations

impl dyn WidgetActionTrait

pub fn is<T: WidgetActionTrait + 'static>(&self) -> bool

pub fn downcast_ref<T: WidgetActionTrait + 'static>(&self) -> Option<&T>

pub fn downcast_mut<T: WidgetActionTrait + 'static>(&mut self) -> Option<&mut T>

Trait Implementations

impl Clone for Box<dyn WidgetActionTrait>

fn clone(&self) -> Box<dyn WidgetActionTrait>

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for dyn WidgetActionTrait

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

Formats the value using the given formatter.

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors

impl<T: 'static + ?Sized + Clone + Debug + Send + Sync> WidgetActionTrait for T