Struct RopeBuffer 

pub struct RopeBuffer { /* private fields */ }

Implementations

impl RopeBuffer

pub fn new() -> Self

pub fn get_system_ansi_encoding() -> &'static Encoding

根據系統區域設置獲取 ANSI 編碼

pub fn from_file_with_encoding( path: &Path, encoding_config: &EncodingConfig, ) -> Result<Self>

pub fn insert_char(&mut self, pos: usize, ch: char)

pub fn insert(&mut self, pos: usize, text: &str)

pub fn delete_char(&mut self, pos: usize)

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

pub fn delete_line(&mut self, row: usize)

pub fn line_count(&self) -> usize

pub fn line(&self, idx: usize) -> Option<RopeSlice<'_>>

pub fn line_to_char(&self, line_idx: usize) -> usize

pub fn char_to_line(&self, char_idx: usize) -> usize

pub fn save(&mut self) -> Result<()>

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

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

pub fn is_modified(&self) -> bool

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

pub fn file_name(&self) -> String

pub fn len_chars(&self) -> usize

pub fn get_line_content(&self, line_idx: usize) -> String

pub fn get_line_full(&self, line_idx: usize) -> String

獲取完整行內容（包括尾部空格和換行符）

pub fn undo(&mut self) -> Option<usize>

pub fn redo(&mut self) -> Option<usize>

pub fn can_undo(&self) -> bool

pub fn can_redo(&self) -> bool

pub fn set_read_encoding(&mut self, encoding: &'static Encoding)

pub fn set_save_encoding(&mut self, encoding: &'static Encoding)

設置存檔編碼

pub fn save_encoding(&self) -> &'static Encoding

pub fn reload_with_encoding( &mut self, encoding: &'static Encoding, ) -> Result<()>

使用指定編碼重新載入檔案

pub fn change_encoding(&mut self, encoding: &'static Encoding)

為新建檔案設定編碼（無需重新載入）

pub fn has_file_path(&self) -> bool

檢查是否有檔案路徑

Trait Implementations

impl Default for RopeBuffer

fn default() -> Self

Returns the “default value” for a type.