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rsx proc macro

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selimaj-dev
2026-01-28 15:21:45 +01:00
parent 011b1ab963
commit 46587ff822
7 changed files with 255 additions and 167 deletions
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src/lib.rs
+1 -2
View File
@@ -5,7 +5,6 @@ use crate::render::DrawContext;
pub mod component;
pub mod engine;
pub mod frontend;
pub mod macros;
pub mod render;
pub mod state;
@@ -13,9 +12,9 @@ pub mod prelude {
pub use crate::component::*;
pub use crate::engine::*;
pub use crate::render::*;
pub use crate::rsx;
pub use crate::state::*;
pub use crate::View;
pub use osui_macros::rsx;
}
pub type View = Arc<dyn Fn(&mut DrawContext) + Send + Sync>;
src/macros.rs
-165
View File
@@ -1,165 +0,0 @@
#[macro_export]
macro_rules! rsx {
() => {
$crate::frontend::Rsx::new()
};
($($rsx:tt)+) => {{
let mut r = $crate::frontend::Rsx::new();
{
$crate::rsx_scope!(r, $($rsx)+);
}
r
}};
}
#[macro_export]
macro_rules! rsx_scope {
($rsx:expr, for $(%$($dep:ident $(as $dp:pat,)?),+)? ($p:pat in $v:expr) {$($inner:tt)*} $($rest:tt)*) => {
{
$($($crate::rsx_dep!($dep);)+)?
$rsx.dynamic_scope({
$($($crate::rsx_dep!($dep $(as $dp)?);)+)?
move |scope| {
scope.children.lock().unwrap().clear();
for $p in $v {
$crate::rsx_child!(scope, $($inner)*);
}
}
}, vec![$($(Box::new($dep)),+)?]);
}
$crate::rsx_scope!($rsx, $($rest)*);
};
($rsx:expr, if $(%$($dep:ident $(as $dp:pat,)?),+)? ($st:expr) {$($inner:tt)*} $($rest:tt)*) => {
{
$($($crate::rsx_dep!($dep);)+)?
$rsx.dynamic_scope({
$($($crate::rsx_dep!($dep $(as $dp)?);)+)?
move |scope| {
if $st {
if scope.children.lock().unwrap().len() == 0 {
$crate::rsx_child!(scope, $($inner)*);
}
} else {
scope.children.lock().unwrap().clear();
}
}
}, vec![$($(Box::new($dep)),+)?]);
}
$crate::rsx_scope!($rsx, $($rest)*);
};
($rsx:expr, $(%$($dep:ident $(as $dp:pat,)?),+)? $text:literal @$d:expr; $($rest:tt)*) => {
{
let scope = $crate::component::Scope::new();
$($($crate::rsx_dep!($dep $(as $dp)?);)+)?
$crate::rsx_child!(scope, $text @$d;);
$rsx.static_scope(scope);
}
$crate::rsx_scope!($rsx, $($rest)*);
};
($rsx:expr, $(%$($dep:ident $(as $dp:pat,)?),+)? $text:literal $($rest:tt)*) => {
{
let scope = $crate::component::Scope::new();
$($($crate::rsx_dep!($dep $(as $dp)?);)+)?
$crate::rsx_child!(scope, $text);
$rsx.static_scope(scope);
}
$crate::rsx_scope!($rsx, $($rest)*);
};
($rsx:expr, $component:ident ($ctx:ident, $view:ident) $body:block $($rest:tt)*) => {
{
let scope = $crate::component::Scope::new();
$crate::rsx_child!(scope, $component ($ctx, $view) $body);
$rsx.static_scope(scope);
}
$crate::rsx_scope!($rsx, $($rest)*);
};
($rsx:expr, $component:ident $($rest:tt)*) => {
{
let scope = $crate::component::Scope::new();
$crate::rsx_child!(scope, $component);
$rsx.static_scope(scope);
}
$crate::rsx_scope!($rsx, $($rest)*);
};
($rsx:expr, !mount $mount:ident $($rest:tt)*) => {
{
$mount.mount();
}
$crate::rsx_scope!($rsx, $($rest)*);
};
($rsx:expr,) => {};
}
#[macro_export]
macro_rules! rsx_child {
($scope:expr, $text:literal @$d:expr; $($rest:tt)*) => {
{
$scope.view(Arc::new(move |ctx| ctx.draw_text($d, &format!($text))));
}
$crate::rsx_child!($scope, $($rest)*);
};
($scope:expr, $text:literal $($rest:tt)*) => {
{
$scope.view(Arc::new(move |ctx| ctx.draw_text(Point { x: 0, y: 0 }, &format!($text))));
}
$crate::rsx_child!($scope, $($rest)*);
};
($scope:expr, $component:ident ($ctx:ident, $view:ident) $body:block $($rest:tt)*) => {
{
$scope.child($component, Some(Arc::new(|$ctx, $view| $body)));
}
$crate::rsx_child!($scope, $($rest)*);
};
($scope:expr, $component:ident $($rest:tt)*) => {
{
$scope.child($component, None);
}
$crate::rsx_child!($scope, $($rest)*);
};
($rsx:expr,) => {};
}
#[macro_export]
macro_rules! rsx_dep {
($dep:ident as $dp:pat) => {
let $dp = $dep.clone();
};
($dep:ident) => {
let $dep = $dep.clone();
};
}