pub fn set_pre_redraw(cb: Option<Box<dyn FnMut(&RenderContext)>>)Expand description
Register a UI-thread callback invoked once per redraw, before compose/present.
Replaces any previous callback. Pass None to clear.
pub fn set_pre_redraw(cb: Option<Box<dyn FnMut(&RenderContext)>>)Register a UI-thread callback invoked once per redraw, before compose/present.
Replaces any previous callback. Pass None to clear.