[−][src]Trait gstreamer::subclass::element::ElementImplExt

pub trait ElementImplExt {
    fn parent_change_state(
        &self, 
        element: &Element, 
        transition: StateChange
    ) -> Result<StateChangeSuccess, StateChangeError>;

    fn parent_request_new_pad(
        &self, 
        element: &Element, 
        templ: &PadTemplate, 
        name: Option<String>, 
        caps: Option<&Caps>
    ) -> Option<Pad>;

    fn parent_release_pad(&self, element: &Element, pad: &Pad);

    fn parent_send_event(&self, element: &Element, event: Event) -> bool;

    fn parent_query(&self, element: &Element, query: &mut QueryRef) -> bool;

    fn parent_set_context(&self, element: &Element, context: &Context);

    fn parent_set_clock(&self, element: &Element, clock: Option<&Clock>) -> bool;

    fn parent_provide_clock(&self, element: &Element) -> Option<Clock>;

    fn catch_panic<R, F: FnOnce(&Self) -> R, G: FnOnce() -> R, P: IsA<Element> + IsA<Object> + SetValue>(
        &self, 
        element: &P, 
        fallback: G, 
        f: F
    ) -> R;

    fn catch_panic_pad_function<R, F: FnOnce(&Self, &Element) -> R, G: FnOnce() -> R>(
        parent: Option<&Object>, 
        fallback: G, 
        f: F
    ) -> R;
}

Required methods

fn parent_change_state(
    &self,
    element: &Element,
    transition: StateChange
) -> Result<StateChangeSuccess, StateChangeError>

fn parent_request_new_pad(
    &self,
    element: &Element,
    templ: &PadTemplate,
    name: Option<String>,
    caps: Option<&Caps>
) -> Option<Pad>

fn parent_release_pad(&self, element: &Element, pad: &Pad)

fn parent_send_event(&self, element: &Element, event: Event) -> bool

fn parent_query(&self, element: &Element, query: &mut QueryRef) -> bool

fn parent_set_context(&self, element: &Element, context: &Context)

fn parent_set_clock(&self, element: &Element, clock: Option<&Clock>) -> bool

fn parent_provide_clock(&self, element: &Element) -> Option<Clock>

fn catch_panic<R, F: FnOnce(&Self) -> R, G: FnOnce() -> R, P: IsA<Element> + IsA<Object> + SetValue>(
    &self,
    element: &P,
    fallback: G,
    f: F
) -> R

fn catch_panic_pad_function<R, F: FnOnce(&Self, &Element) -> R, G: FnOnce() -> R>(
    parent: Option<&Object>,
    fallback: G,
    f: F
) -> R

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Implementors

impl<T: ElementImpl + ObjectSubclass> ElementImplExt for T where
    T::Instance: PanicPoison, [src]

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