Enum zng_app::widget::WidgetUpdateMode

pub enum WidgetUpdateMode {
    Ignore,
    Bubble,
}

Defines how widget update requests inside WIDGET::with_context are handled.

Variants

Ignore

All updates flagged during the closure call are discarded, previous pending requests are retained.

This mode is used by UiNodeOp::Measure.

Bubble

All updates flagged after the closure call are retained and propagate to the parent widget flags.

This is the mode is used for all UiNodeOp delegation, except measure.

Trait Implementations

impl Clone for WidgetUpdateMode

fn clone(&self) -> WidgetUpdateMode

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for WidgetUpdateMode

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

Formats the value using the given formatter.

impl PartialEq for WidgetUpdateMode

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

This method tests for self and other values to be equal, and is used by ==.

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

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

impl Copy for WidgetUpdateMode

impl Eq for WidgetUpdateMode

impl StructuralPartialEq for WidgetUpdateMode