Struct Update 

pub struct Update { /* private fields */ }

What a View::update changed, plus what it can ask of the host.

Implementations

impl Update

pub fn new() -> Self

A standalone update (no scrollers) — for tests of generated views.

pub fn relayout(&mut self)

A change that may move or resize widgets.

pub fn repaint(&mut self)

A paint-only change.

pub fn needs_relayout(&self) -> bool

pub fn needs_repaint(&self) -> bool

pub fn viewport(&self, scroller: u16) -> Viewport

The visible window of scroller i.

pub fn set_text_box(&mut self, slot: u16, text: &str)

Sets text box slot’s text (kept if it’s already that, so the caret doesn’t jump while typing).

pub fn reset_scroll(&mut self, scroller: u16)

Scrolls scroller i back to the top.

pub fn list_info(&mut self, owner: u16, len: u32, selected: Option<u32>)

Records list owner’s item count and selected index.

Trait Implementations

impl Debug for Update

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

Formats the value using the given formatter.

impl Default for Update

fn default() -> Self

Returns the “default value” for a type.