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Support for large option lists

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This commit is contained in:
Joshua Barretto 2025-09-22 23:26:35 +01:00
parent 33185c30a0
commit 12a51b27eb
2 changed files with 15 additions and 7 deletions
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8
src/highlight/mod.rs
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@ -205,16 +205,14 @@ impl Highlighter {
// types
r"\b[(u?int)(float)(double)(bool)(void)([ui]?vec[1-4]*)([ui]?mat[1-4]*)(texture[(2D)(3D)]?(Cube)?)([ui]?sampler[(2D)(3D)]?(Shadow)?)]\b",
// Builtins
r"\b[(dot)(cross)(textureSize)(normalize)(texelFetch)(textureProj)(max)(min)(clamp)(reflect)(mix)(distance)(length)(abs)(pow)(sign)(sin)(cos)(tan)(fract)(mod)]\b",
r"\b[(dot)(cross)(textureSize)(normalize)(texelFetch)(textureProj)(max)(min)(clamp)(reflect)(mix)(distance)(length)(abs)(pow)(sign)(sin)(cos)(tan)(fract)(mod)(round)(step)]\b",
)
}
pub fn toml() -> Self {
Self::new_from_regex([
// // Links
// (TokenKind::String, r"\[[^\]]*\](\([^\)]*\))?"),
// Header
(TokenKind::Doc, r#"^\[[^\]]*\]$"#),
(TokenKind::Doc, r#"^\[[^\n\]]*\]$"#),
// Delimiters
(TokenKind::Delimiter, r"[\{\}\(\)\[\]]"),
// Operators
@ -236,7 +234,7 @@ impl Highlighter {
// Identifier
(TokenKind::Ident, r"\b[a-z_][A-Za-z0-9_\-]*\b"),
// Comments
(TokenKind::Comment, r"^#[^$]*$"),
(TokenKind::Comment, r"#[^$]*$"),
])
}

14
src/ui/mod.rs
View file

@ -106,6 +106,7 @@ impl Visual for Label {
/// List selection
pub struct Options<T> {
pub focus: usize,
pub selected: usize,
// (score, option)
pub options: Vec<T>,
@ -116,6 +117,7 @@ impl<T> Options<T> {
pub fn new(options: impl IntoIterator<Item = T>) -> Self {
let (ranking, options) = options.into_iter().enumerate().unzip();
Self {
focus: 0,
selected: 0,
options,
ranking,
@ -188,10 +190,18 @@ impl<T: Visual> Visual for Options<T> {
None,
);
for (i, idx) in self.ranking.iter().enumerate() {
self.focus = self
.focus
.max(
self.selected
.saturating_sub(frame.size()[1].saturating_sub(1)),
)
.min(self.selected);
for (row, (i, idx)) in self.ranking.iter().enumerate().skip(self.focus).enumerate() {
let option = &mut self.options[*idx];
frame
.rect([0, i], [frame.size()[0], 1])
.rect([0, row], [frame.size()[0], 1])
.with_bg(if self.selected == i {
state.theme.select_bg
} else {