ui: menu: Allow wrapping around on ctrl-p/shift tab

pull/553/head
Blaž Hrastnik 3 years ago
parent 66a90130a5
commit b20a5c4c0e

@ -89,14 +89,15 @@ impl<T: Item> Menu<T> {
} }
pub fn move_up(&mut self) { pub fn move_up(&mut self) {
// TODO: wrap around to end let len = self.matches.len();
let pos = self.cursor.map_or(0, |i| i.saturating_sub(1)) % self.matches.len(); let pos = self.cursor.map_or(0, |i| (i + len.saturating_sub(1)) % len) % len;
self.cursor = Some(pos); self.cursor = Some(pos);
self.adjust_scroll(); self.adjust_scroll();
} }
pub fn move_down(&mut self) { pub fn move_down(&mut self) {
let pos = self.cursor.map_or(0, |i| i + 1) % self.matches.len(); let len = self.matches.len();
let pos = self.cursor.map_or(0, |i| i + 1) % len;
self.cursor = Some(pos); self.cursor = Some(pos);
self.adjust_scroll(); self.adjust_scroll();
} }

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