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Add keyboard shortcuts to cycle tabs

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Josh Megnauth 2024-01-19 01:29:12 -05:00
parent 0581f96f46
commit 37318444d3
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2 changed files with 40 additions and 0 deletions
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34
src/main.rs
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@ -216,6 +216,8 @@ pub enum Message {
TabClose(segmented_button::Entity),
TabContextAction(segmented_button::Entity, Action),
TabContextMenu(segmented_button::Entity, Option<Point>),
TabNext,
TabPrev,
TabSetCursor(segmented_button::Entity, Cursor),
TabWidth(u16),
Todo,
@ -1639,6 +1641,38 @@ impl Application for App {
tab.context_menu = position_opt;
}
}
Message::TabNext => {
let len = self.tab_model.iter().count();
// Next tab position. Wraps around to 0 (the first tab) if the last tab is active.
let pos = self
.tab_model
.position(self.tab_model.active())
.map(|i| (i as usize + 1) % len)
.expect("at least one tab is always open");
let entity = self.tab_model.iter().nth(pos);
if let Some(entity) = entity {
return self.update(Message::TabActivate(entity));
}
}
Message::TabPrev => {
let pos = self
.tab_model
.position(self.tab_model.active())
.and_then(|i| (i as usize).checked_sub(1))
.unwrap_or_else(|| {
self.tab_model
.iter()
.count()
.checked_sub(1)
.unwrap_or_default()
});
let entity = self.tab_model.iter().nth(pos);
if let Some(entity) = entity {
return self.update(Message::TabActivate(entity));
}
}
Message::TabSetCursor(entity, cursor) => {
if let Some(Tab::Editor(tab)) = self.tab_model.data::<Tab>(entity) {
let mut editor = tab.editor.lock().unwrap();