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Remove debug log and fix initial focus (again)

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This commit is contained in:
Alexandre Bury 2020-06-30 09:53:11 -07:00
parent f2b1fac679
commit 9e5491bda2
2 changed files with 25 additions and 7 deletions
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30
cursive-core/src/views/fixed_layout.rs
View File

@ -140,6 +140,21 @@ impl FixedLayout {
}
}
fn circular_mut<'a>(
start: usize,
children: &'a mut [Child],
) -> impl Iterator<Item = (usize, &mut Child)> + 'a {
let (head, tail) = children.split_at_mut(start);
let head = head.iter_mut().enumerate();
let tail = tail
.iter_mut()
.enumerate()
.map(move |(i, c)| (i + start, c));
tail.chain(head)
}
fn move_focus_rel(&mut self, target: Relative) -> EventResult {
let source = Direction::Rel(target.swap());
for (i, c) in
@ -229,7 +244,6 @@ impl View for FixedLayout {
}
fn on_event(&mut self, event: Event) -> EventResult {
eprintln!("Self focus: {:?}", self.focus);
if self.is_empty() {
return EventResult::Ignored;
}
@ -275,13 +289,17 @@ impl View for FixedLayout {
}
fn take_focus(&mut self, source: Direction) -> bool {
// TODO: what if source = None?
eprintln!("Self focus: {:?}", self.focus);
match source {
Direction::Abs(Absolute::None) => {
// For now, take focus if any view is focusable.
for child in &mut self.children {
if child.view.take_focus(source) {
// We want to guarantee:
// * If the current focus _is_ focusable, keep it
// * If it isn't, find _any_ focusable view, and focus it
// * Otherwise, we can't take focus.
for (i, c) in
Self::circular_mut(self.focus, &mut self.children)
{
if c.view.take_focus(source) {
self.focus = i;
return true;
}
}

2
cursive-core/src/views/stack_view.rs
View File

@ -648,7 +648,7 @@ impl View for StackView {
// The text view takes focus because it's scrolling, but it only
// knows that after a call to `layout()`.
if layer.virgin {
layer.view.take_focus(Direction::front());
layer.view.take_focus(Direction::none());
layer.virgin = false;
}
}