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Undo/redo wasn't marking the buffer as dirty. Fixed.

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This commit is contained in:
Nathan Vegdahl 2020-02-23 20:14:13 +09:00
parent 4a33750a6b
commit 4544efb299
1 changed files with 4 additions and 0 deletions
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4
sub_crates/backend/src/buffer.rs
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@ -82,6 +82,8 @@ impl Buffer {
/// Returns None if there is no edit to undo. /// Returns None if there is no edit to undo.
pub fn undo(&mut self) -> Option<(usize, usize)> { pub fn undo(&mut self) -> Option<(usize, usize)> {
if let Some(ed) = self.history.undo() { if let Some(ed) = self.history.undo() {
self.is_dirty = true;
let pre_len = ed.to.chars().count(); let pre_len = ed.to.chars().count();
let post_len = ed.from.chars().count(); let post_len = ed.from.chars().count();
let (start, end) = (ed.char_idx, ed.char_idx + pre_len); let (start, end) = (ed.char_idx, ed.char_idx + pre_len);
@ -118,6 +120,8 @@ impl Buffer {
/// Returns None if there is no edit to redo. /// Returns None if there is no edit to redo.
pub fn redo(&mut self) -> Option<(usize, usize)> { pub fn redo(&mut self) -> Option<(usize, usize)> {
if let Some(ed) = self.history.redo() { if let Some(ed) = self.history.redo() {
self.is_dirty = true;
let pre_len = ed.from.chars().count(); let pre_len = ed.from.chars().count();
let post_len = ed.to.chars().count(); let post_len = ed.to.chars().count();
let (start, end) = (ed.char_idx, ed.char_idx + pre_len); let (start, end) = (ed.char_idx, ed.char_idx + pre_len);