Struct VirtualScreen 

pub struct VirtualScreen { /* private fields */ }

Virtual terminal screen for processing interactive output.

This maintains a virtual screen buffer that accurately tracks cursor position, text content, and screen state for applications like vim, top, etc.

Implementations

impl VirtualScreen

pub fn new() -> Self

Create a new virtual screen with default dimensions (80x24).

pub fn with_size(cols: u16, rows: u16) -> Self

Create a virtual screen with custom dimensions.

pub fn process(&mut self, input: &[u8])

Process input bytes and update screen state.

pub fn contents(&self) -> String

Get the current screen contents as plain text.

Returns each row as a string, trimmed of trailing whitespace.

pub fn lines(&self) -> Vec<String>

Get screen contents as lines.

pub fn non_empty_lines(&self) -> Vec<String>

Get non-empty lines only.

pub fn cursor_position(&self) -> (u16, u16)

Get the current cursor position (row, col).

pub fn size(&self) -> (u16, u16)

Get screen dimensions (rows, cols).

pub fn is_empty(&self) -> bool

Check if screen has any content.

pub fn clear(&mut self)

Clear the screen (reset to initial state).

Trait Implementations

impl Default for VirtualScreen

fn default() -> Self

Returns the “default value” for a type.