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try to keep selection

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This commit is contained in:
Stephan Dilly 2020-03-23 14:04:27 +01:00
parent b380d0964a
commit 0234b9f87b
1 changed files with 6 additions and 2 deletions
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8
src/components/index.rs
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@ -38,8 +38,12 @@ impl IndexComponent {
if hash(&self.items) != hash(list) {
self.items = list.clone();
self.selection =
if self.items.len() > 0 { Some(0) } else { None };
let old_selection = self.selection.unwrap_or_default();
self.selection = if self.items.len() > 0 {
Some(cmp::min(old_selection, self.items.len() - 1))
} else {
None
};
}
}