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Securely handle table load more subtract logic to prevent attempt to subtract with overflow panic (#189)

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ihavecoke 2024-08-29 23:29:26 +08:00 committed by GitHub
parent b6ce44c349
commit fd2f5e46f2
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1 changed files with 13 additions and 8 deletions
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21
crates/ui/src/table.rs
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@ -679,15 +679,20 @@ where
return;
}
if visible_range.end >= self.delegate.rows_count() - self.delegate.load_more_threshold() {
cx.spawn(|view, mut cx| async move {
cx.update(|cx| {
view.update(cx, |view, cx| {
view.delegate.load_more(cx);
let row_count = self.delegate.rows_count();
let load_more_count = self.delegate.load_more_threshold();
// Securely handle subtract logic to prevent attempt to subtract with overflow
if row_count >= load_more_count {
if visible_range.end >= row_count - load_more_count {
cx.spawn(|view, mut cx| async move {
cx.update(|cx| {
view.update(cx, |view, cx| {
view.delegate.load_more(cx);
})
})
})
})
.detach();
}).detach()
}
}
}