Struct ViewportState 

pub struct ViewportState {
    pub width: usize,
    pub height: Option<usize>,
    pub scroll_top: usize,
    pub visible_lines: Range<usize>,
}

Viewport state

Fields

width: usize

Viewport width (in character cells)

height: Option<usize>

Viewport height (line count, determined by the frontend)

scroll_top: usize

Current scroll position (visual line number)

visible_lines: Range<usize>

Visible visual line range

Trait Implementations

impl Clone for ViewportState

fn clone(&self) -> ViewportState

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ViewportState

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

Formats the value using the given formatter.