Struct TextCursor 

pub struct TextCursor {
    pub pos: usize,
    pub anchor: Option<usize>,
}

A text caret with an optional selection anchor, both as char indices.

Fields

pos: usize

The caret position, as a char index.

anchor: Option<usize>

The selection anchor (a char index), or None when nothing is selected.

Implementations

impl TextCursor

pub fn at_end(text: &str) -> Self

A caret placed at the end of text.

pub fn selection(&self) -> Option<(usize, usize)>

The current selection as an ordered (start, end) range, if any.

Trait Implementations

impl Clone for TextCursor

fn clone(&self) -> TextCursor

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for TextCursor

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

Formats the value using the given formatter.

impl Default for TextCursor

fn default() -> TextCursor

Returns the “default value” for a type.