Enum zng_app::update::UpdateOp

pub enum UpdateOp {
    Update,
    Info,
    Layout,
    Render,
    RenderUpdate,
}

Identify node and app-extension operations that can be requested.

Variants

Update

Updates the target.

Causes AppExtension::update_preview, AppExtension::update_ui and AppExtension::update.

Causes UiNode::update or UiNodeOp::Update for the target widget and all ancestors.

Info

Rebuilds info for the target.

Causes AppExtension::info.

Causes UiNode::info or UiNodeOp::Info for the target widget and all ancestors.

Layout

Layouts the target.

Causes AppExtension::layout.

Causes an UiNode::layout or UiNodeOp::Layout for the target widget and all ancestors.

Render

Render the target.

Causes AppExtension::render.

Causes UiNode::render or UiNodeOp::Render for the target widget and all ancestors.

RenderUpdate

Update frame bindings of the target.

Causes AppExtension::render.

Causes UiNode::render_update or UiNodeOp::RenderUpdate for the target widget and all ancestors.

This OP is upgraded to Render if any other widget requests a full render in the same window.

Trait Implementations

impl Clone for UpdateOp

fn clone(&self) -> UpdateOp

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for UpdateOp

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

Formats the value using the given formatter.

impl PartialEq for UpdateOp

fn eq(&self, other: &UpdateOp) -> 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 UpdateOp

impl Eq for UpdateOp

impl StructuralPartialEq for UpdateOp