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Merge pull request #106 from afonsofrancof/cleanup

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Fix crash when scrolling on empty results
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Chris Titus 2024-07-30 17:06:44 -05:00 committed by GitHub
commit e8b38c3121
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2 changed files with 21 additions and 6 deletions
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22
src/list.rs
View File

@ -168,7 +168,9 @@ impl CustomList {
}
items
} else {
self.filtered_items
let mut sorted_items = self.filtered_items.clone();
sorted_items.sort_by(|a, b| a.name.cmp(b.name));
sorted_items
.iter()
.map(|node| {
Line::from(format!("{} {}", state.theme.cmd_icon, node.name))
@ -238,6 +240,15 @@ impl CustomList {
}
}
/// Resets the selection to the first item
pub fn reset_selection(&mut self) {
if !self.filtered_items.is_empty() {
self.list_state.select(Some(0));
} else {
self.list_state.select(None);
}
}
/// Handle key events, we are only interested in `Press` and `Repeat` events
pub fn handle_key(&mut self, event: KeyEvent, state: &AppState) -> Option<Command> {
if event.kind == KeyEventKind::Release {
@ -310,8 +321,11 @@ impl CustomList {
}
fn try_scroll_up(&mut self) {
self.list_state
.select(Some(self.list_state.selected().unwrap().saturating_sub(1)));
if let Some(selected) = self.list_state.selected() {
if selected > 0 {
self.list_state.select(Some(selected.saturating_sub(1)));
}
}
}
fn try_scroll_down(&mut self) {
@ -335,8 +349,6 @@ impl CustomList {
self.list_state
.select(Some((curr_selection + 1).min(count)));
}
} else if count > 0 {
self.list_state.select(Some(0));
}
}

5
src/main.rs
View File

@ -162,7 +162,10 @@ fn run<B: Backend>(terminal: &mut Terminal<B>, state: &AppState) -> io::Result<(
search_input = String::new();
in_search_mode = false
}
KeyCode::Enter => in_search_mode = false,
KeyCode::Enter => {
in_search_mode = false;
custom_list.reset_selection();
}
_ => {}
}
} else if let Some(cmd) = custom_list.handle_key(key, state) {