♻️ Major code restructuring

src/base/component/menu/submenu.rs

@@ -0,0 +1,95 @@
+use crate::prelude::*;
+use crate::BaseHandle;
+
+use super::Item;
+
+#[rustfmt::skip]
+#[derive(BaseHandle, SmartDefault)]
+pub struct Submenu {
+    id        : OptionId,
+    weight    : Weight,
+    renderable: Renderable,
+    title     : OptionTranslated,
+    items     : TypedComponents<Item>,
+}
+
+impl ComponentTrait for Submenu {
+    fn new() -> Self {
+        Submenu::default()
+    }
+
+    fn id(&self) -> Option<String> {
+        self.id.get()
+    }
+
+    fn weight(&self) -> Weight {
+        self.weight
+    }
+
+    fn is_renderable(&self, cx: &Context) -> bool {
+        (self.renderable.check)(cx)
+    }
+
+    fn prepare_component(&self, cx: &mut Context) -> PrepareMarkup {
+        PrepareMarkup::With(html! {
+            div id=[self.id()] class="pt-menu__items" {
+                @if let Some(title) = self.title().using(cx.langid()) {
+                    h4 class="pt-menu__title" { (title) }
+                }
+                ul {
+                    (self.items().render(cx))
+                }
+            }
+        })
+    }
+}
+
+impl Submenu {
+    // Submenu BUILDER.
+
+    #[fn_with]
+    pub fn alter_id(&mut self, id: impl Into<String>) -> &mut Self {
+        self.id.alter_value(id);
+        self
+    }
+
+    #[fn_with]
+    pub fn alter_weight(&mut self, value: Weight) -> &mut Self {
+        self.weight = value;
+        self
+    }
+
+    #[fn_with]
+    pub fn alter_renderable(&mut self, check: FnIsRenderable) -> &mut Self {
+        self.renderable.check = check;
+        self
+    }
+
+    #[fn_with]
+    pub fn alter_title(&mut self, title: L10n) -> &mut Self {
+        self.title.alter_value(title);
+        self
+    }
+
+    #[rustfmt::skip]
+    pub fn add_item(mut self, item: Item) -> Self {
+        self.items.alter_value(ArcTypedOp::Add(ArcTypedComponent::new(item)));
+        self
+    }
+
+    #[fn_with]
+    pub fn alter_items(&mut self, op: ArcTypedOp<Item>) -> &mut Self {
+        self.items.alter_value(op);
+        self
+    }
+
+    // Submenu GETTERS.
+
+    pub fn title(&self) -> &OptionTranslated {
+        &self.title
+    }
+
+    pub fn items(&self) -> &TypedComponents<Item> {
+        &self.items
+    }
+}