Struct Overlay 

pub struct Overlay {
    pub content: Box<dyn Component>,
    pub position: OverlayPosition,
    pub constraints: OverlayConstraints,
}

A floating component rendered on top of the main UI.

Fields

content: Box<dyn Component>

The component to render.

position: OverlayPosition

How the overlay’s position is determined.

constraints: OverlayConstraints

Sizing and visibility constraints.

Implementations

impl Overlay

pub fn compute_position( &self, term_w: u16, term_h: u16, content_w: u16, content_h: u16, ) -> Option<Rect>

Compute the screen rectangle for this overlay given the terminal size and the content’s natural dimensions.

Returns None if the overlay’s visibility predicate returns false.