Trait gst_plugin::child_proxy::ChildProxyImpl

pub trait ChildProxyImpl: AnyImpl + Send + Sync + 'static {
    fn get_child_by_index(
        &self, 
        object: &ChildProxy, 
        index: u32
    ) -> Option<Object>;
    fn get_children_count(&self, object: &ChildProxy) -> u32;
    fn child_added(&self, object: &ChildProxy, child: &Object, name: &str);
    fn child_removed(&self, object: &ChildProxy, child: &Object, name: &str);

    fn get_child_by_name(
        &self, 
        object: &ChildProxy, 
        name: &str
    ) -> Option<Object> { ... }
}

Required Methods

fn get_child_by_index(&self, object: &ChildProxy, index: u32) -> Option<Object>

fn get_children_count(&self, object: &ChildProxy) -> u32

fn child_added(&self, object: &ChildProxy, child: &Object, name: &str)

fn child_removed(&self, object: &ChildProxy, child: &Object, name: &str)

Provided Methods

fn get_child_by_name(&self, object: &ChildProxy, name: &str) -> Option<Object>

Methods

impl ChildProxyImpl

pub fn downcast_ref<U: ChildProxyImpl>(&self) -> Option<&U>

Important traits for &'a mut R

impl<'a, R> Read for &'a mut R where
    R: Read + ?Sized, impl<'a, W> Write for &'a mut W where
    W: Write + ?Sized, impl<'a, I> Iterator for &'a mut I where
    I: Iterator + ?Sized,  type Item = <I as Iterator>::Item;

pub unsafe fn downcast_ref_unchecked<U: ChildProxyImpl>(&self) -> &U

pub fn is<U: ChildProxyImpl>(&self) -> bool

Implementors