Struct CodeViewState 

pub struct CodeViewState { /* private fields */ }

State for the code view widget

Implementations

impl CodeViewState

pub fn new() -> Self

Create new code view state

pub fn load_file(&mut self, path: &Path) -> Result<()>

Load file content from path

pub fn current_file(&self) -> Option<&Path>

Get current file path

pub fn lines(&self) -> &[String]

Get all lines

pub fn line_count(&self) -> usize

Get line count

pub fn scroll_offset(&self) -> usize

Get scroll offset

pub fn selected_line(&self) -> usize

Get selected line (1-indexed)

pub fn set_selected_line(&mut self, line: usize)

Set selected line (1-indexed)

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

Get selection range

pub fn set_selection(&mut self, start: usize, end: usize)

Set selection range (start, end) 1-indexed

pub fn clear_selection(&mut self)

Clear selection

pub fn scroll_up(&mut self, amount: usize)

Scroll up by amount

pub fn scroll_down(&mut self, amount: usize)

Scroll down by amount

pub fn scroll_to_line(&mut self, line: usize, visible_height: usize)

Scroll to make a specific line visible (1-indexed)

pub fn move_up(&mut self, amount: usize, visible_height: usize)

Move selection up

pub fn move_down(&mut self, amount: usize, visible_height: usize)

Move selection down

pub fn goto_first(&mut self)

Go to first line

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

Go to last line

pub fn is_loaded(&self) -> bool

Check if file is loaded

pub fn select_by_row(&mut self, row: usize) -> bool

Select a line by visible row (for mouse clicks) Returns true if selection changed

Trait Implementations

impl Clone for CodeViewState

fn clone(&self) -> CodeViewState

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for CodeViewState

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

Formats the value using the given formatter.

impl Default for CodeViewState

fn default() -> CodeViewState

Returns the “default value” for a type.