Struct Editor 

pub struct Editor { /* private fields */ }

Implementations

impl Editor

pub fn new() -> Self

pub fn with_content(content: String) -> Self

pub fn content(&self) -> &str

pub fn cursor(&self) -> usize

pub fn scroll_offset(&self) -> usize

pub fn vertical_scroll(&self) -> usize

pub fn cursor_line_col(&self) -> (usize, usize)

Returns (line, col) of the cursor where col is the display width within the line.

pub fn line_count(&self) -> usize

pub fn visual_cursor(&self) -> usize

Visual cursor column within the current line.

pub fn undo(&mut self) -> bool

pub fn redo(&mut self) -> bool

pub fn insert_char(&mut self, c: char)

pub fn insert_newline(&mut self)

pub fn delete_back(&mut self)

pub fn delete_forward(&mut self)

pub fn move_left(&mut self)

pub fn move_left_in_line(&mut self)

Move cursor left by one char, but not past the start of the current line. Used by vim Esc (EnterNormalMode) which should not cross line boundaries.

pub fn move_right(&mut self)

pub fn move_word_left(&mut self)

Move cursor left by one word (to previous word boundary).

pub fn move_word_right(&mut self)

Move cursor right by one word (to next word boundary).

pub fn move_up(&mut self)

pub fn move_down(&mut self)

pub fn move_home(&mut self)

Move to start of current line.

pub fn move_end(&mut self)

Move to end of current line.

pub fn delete_char_at_cursor(&mut self)

Delete character under cursor (vim x). Does nothing at end of content.

pub fn delete_line(&mut self)

Delete the current line (vim dd).

pub fn clear_line(&mut self)

Clear the current line’s content but keep the line (vim cc).

pub fn insert_str(&mut self, s: &str)

Insert a string at cursor (single undo snapshot). Used for paste.

pub fn open_line_below(&mut self)

Insert a new line below current and move cursor there (vim o).

pub fn open_line_above(&mut self)

Insert a new line above current and move cursor there (vim O).

pub fn move_to_first_non_blank(&mut self)

Move cursor to first non-whitespace character on current line (vim ^).

pub fn move_to_first_line(&mut self)

Move cursor to start of first line (vim gg).

pub fn move_to_last_line(&mut self)

Move cursor to start of last line (vim G).

pub fn move_word_forward_end(&mut self)

Move cursor forward to end of current/next word (vim e).

pub fn update_scroll(&mut self, visible_width: usize)

Update horizontal scroll for the current line.

pub fn update_vertical_scroll(&mut self, visible_height: usize)

Update vertical scroll to keep cursor visible within visible_height lines.

pub fn set_cursor_by_col(&mut self, col: usize)

Set cursor by display column (single-line editors / mouse click).

pub fn set_cursor_by_position(&mut self, line: usize, col: usize)

Set cursor by (line, col) position (multi-line editors / mouse click).

Trait Implementations

impl Clone for Editor

fn clone(&self) -> Editor

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Editor

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

Formats the value using the given formatter.

impl Default for Editor

fn default() -> Self

Returns the “default value” for a type.