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fix(render): precache n-1 and n+1 pages

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This commit is contained in:
Hanaasagi 2023-11-07 20:23:33 +09:00
parent 1f744810f4
commit 20219a4f52
2 changed files with 17 additions and 6 deletions
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17
yazi-core/src/tab/folder.rs
View file

@ -56,8 +56,21 @@ impl Folder {
return false;
}
let old = self.page;
self.page = new;
let prev_page = new.saturating_sub(1);
let next_page = new.saturating_add(1);
if prev_page != new && prev_page != old {
emit!(Pages(prev_page));
}
emit!(Pages(new));
if next_page != new && next_page != old {
emit!(Pages(next_page));
}
true
}
@ -115,11 +128,11 @@ impl Folder {
#[inline]
pub fn hovered(&self) -> Option<&File> { self.files.get(self.cursor) }
pub fn paginate(&self) -> &[File] {
pub fn paginate(&self, page: usize) -> &[File] {
let len = self.files.len();
let limit = MANAGER.layout.folder_height();
let start = (self.page * limit).min(len.saturating_sub(1));
let start = (page * limit).min(len.saturating_sub(1));
let end = (start + limit).min(len);
&self.files[start..end]
}

6
yazi-fm/src/app.rs
View file

@ -143,10 +143,8 @@ impl App {
}
}
Event::Pages(page) => {
if manager.current().page == page {
let targets = self.cx.manager.current().paginate();
tasks.precache_mime(targets, &self.cx.manager.mimetype);
}
let targets = self.cx.manager.current().paginate(page);
tasks.precache_mime(targets, &self.cx.manager.mimetype);
}
Event::Mimetype(mimes) => {
if manager.update_mimetype(mimes, tasks) {