🚧 Working on actions

src/base/action/theme/render_component.rs

@@ -0,0 +1,48 @@
+use crate::prelude::*;
+
+pub type FnRenderComponent<C> = fn(component: &C, cx: &mut Context) -> Option<Markup>;
+
+pub struct RenderComponent<C: ComponentTrait> {
+    f: FnRenderComponent<C>,
+    theme_type_id: Option<TypeId>,
+    referer_type_id: Option<TypeId>,
+}
+
+impl<C: ComponentTrait> ActionTrait for RenderComponent<C> {
+    fn theme_type_id(&self) -> Option<TypeId> {
+        self.theme_type_id
+    }
+
+    fn referer_type_id(&self) -> Option<TypeId> {
+        self.referer_type_id
+    }
+}
+
+impl<C: ComponentTrait> RenderComponent<C> {
+    pub fn new(theme: ThemeRef, f: FnRenderComponent<C>) -> Self {
+        RenderComponent {
+            f,
+            theme_type_id: Some(theme.type_id()),
+            referer_type_id: Some(TypeId::of::<C>()),
+        }
+    }
+
+    #[inline(always)]
+    pub(crate) fn dispatch(component: &C, cx: &mut Context) -> Option<Markup> {
+        let mut render_component: Option<Markup> = None;
+        dispatch_actions(
+            ActionKey::new(
+                TypeId::of::<Self>(),
+                Some(cx.theme().type_id()),
+                Some(TypeId::of::<C>()),
+                None,
+            ),
+            |action: &Self| {
+                if render_component.is_none() {
+                    render_component = (action.f)(component, cx);
+                }
+            },
+        );
+        render_component
+    }
+}