starting to document the code

2024-11-20 23:37:57 +01:00
parent a75543ef60
commit 24eb831c57
4 changed files with 269 additions and 249 deletions
@@ -0,0 +1,171 @@
+#[macro_export]
+macro_rules! __css {
+    ($style:expr,)=>{};
+    (
+        $style:expr, ($name:ident): $value:expr
+    ) => {{
+        $style.other.insert(stringify!($name).to_string(), Box::new($value));
+    }};
+    (
+        $style:expr, ($name:ident): $value:expr, $($other:tt)*
+    ) => {{
+        $style.other.insert(stringify!($name).to_string(), Box::new($value));
+        $crate::__css!($($other)*);
+    }};
+    (
+        $style:expr, $name:ident: $value:expr
+    ) => {{
+        $style.$name = $value;
+    }};
+}
+
+#[macro_export]
+macro_rules! _css {
+    ($style:expr,) => {};
+    (
+        $hm:expr, .$name:ident { $($inner:tt)* } $($rest:tt)*
+    ) => {{
+        let name = $crate::ui::StyleName::Class(stringify!($name).to_string());
+        if let Some(style) = $hm.get_mut(&name) {
+            $crate::__css!(style.0, $($inner)*);
+        } else {
+            let mut style = $crate::ui::Style::default();
+
+            $crate::__css!(style.0, $($inner)*);
+
+            $hm.insert(
+                name,
+                style,
+            );
+        }
+        $crate::_css!($hm, $($rest)*);
+    }};
+    (
+        $hm:expr, .$name:ident:$kind:ident { $($inner:tt)* } $($rest:tt)*
+    ) => {{
+        let name = $crate::ui::StyleName::Class(stringify!($name).to_string());
+        if let Some(style) = $hm.get_mut(&name) {
+            let mut style_elem = $crate::ui::StyleElement::default();
+            $crate::__css!(style_elem, $($inner)*);
+            style.1.insert(stringify!($kind).to_string(), style_elem);
+        } else {
+            let mut style = $crate::ui::Style::default();
+
+            let mut style_elem = $crate::ui::StyleElement::default();
+            $crate::__css!(style_elem, $($inner)*);
+            style.1.insert(stringify!($kind).to_string(), style_elem);
+
+            $hm.insert(
+                name,
+                style,
+            );
+        }
+        $crate::_css!($hm, $($rest)*);
+    }};
+
+
+    (
+        $hm:expr, #$name:ident { $($inner:tt)* } $($rest:tt)*
+    ) => {{
+        let name = $crate::ui::StyleName::Id(stringify!($name).to_string());
+        if let Some(style) = $hm.get_mut(&name) {
+            $crate::__css!(style.0, $($inner)*);
+        } else {
+            let mut style = $crate::ui::Style::default();
+
+            $crate::__css!(style.0, $($inner)*);
+
+            $hm.insert(
+                name,
+                style,
+            );
+        }
+        $crate::_css!($hm, $($rest)*);
+    }};
+    (
+        $hm:expr, #$name:ident:$kind:ident { $($inner:tt)* } $($rest:tt)*
+    ) => {{
+        let name = $crate::ui::StyleName::Id(stringify!($name).to_string());
+        if let Some(style) = $hm.get_mut(&name) {
+            let mut style_elem = $crate::ui::StyleElement::default();
+            $crate::__css!(style_elem, $($inner)*);
+            style.1.insert(stringify!($kind).to_string(), style_elem);
+        } else {
+            let mut style = $crate::ui::Style::default();
+
+            let mut style_elem = $crate::ui::StyleElement::default();
+            $crate::__css!(style_elem, $($inner)*);
+            style.1.insert(stringify!($kind).to_string(), style_elem);
+
+            $hm.insert(
+                name,
+                style,
+            );
+        }
+        $crate::_css!($hm, $($rest)*);
+    }};
+
+
+    (
+        $hm:expr, $name:ident { $($inner:tt)* } $($rest:tt)*
+    ) => {{
+        let name = $crate::ui::StyleName::Component(stringify!($name).to_string());
+        if let Some(style) = $hm.get_mut(&name) {
+            $crate::__css!(style.0, $($inner)*);
+        } else {
+            let mut style = $crate::ui::Style::default();
+
+            $crate::__css!(style.0, $($inner)*);
+
+            $hm.insert(
+                name,
+                style,
+            );
+        }
+        $crate::_css!($hm, $($rest)*);
+    }};
+    (
+        $hm:expr, $name:ident:$kind:ident { $($inner:tt)* } $($rest:tt)*
+    ) => {{
+        let name = $crate::ui::StyleName::Component(stringify!($name).to_string());
+        if let Some(style) = $hm.get_mut(&name) {
+            let mut style_elem = $crate::ui::StyleElement::default();
+            $crate::__css!(style_elem, $($inner)*);
+            style.1.insert(stringify!($kind).to_string(), style_elem);
+        } else {
+            let mut style = $crate::ui::Style::default();
+
+            let mut style_elem = $crate::ui::StyleElement::default();
+            $crate::__css!(style_elem, $($inner)*);
+            style.1.insert(stringify!($kind).to_string(), style_elem);
+
+            $hm.insert(
+                name,
+                style,
+            );
+        }
+        $crate::_css!($hm, $($rest)*);
+    }};
+}
+
+/// Creates a styling map `Css`
+///
+/// # Examples
+/// ```
+/// .btn: clicked {
+///     color: Blue
+/// }
+/// ```
+/// 
+/// # Returns
+/// `Css`
+#[macro_export]
+macro_rules! css {
+    (
+        $($inner:tt)*
+    ) => {{
+        let mut hm: $crate::ui::Css = std::collections::HashMap::new();
+        $crate::_css!(hm, $($inner)*);
+        hm
+    }};
+}