Add EditorPane component and wire up in the workspace

crates/ui2/src/components/editor_pane.rs

@@ -0,0 +1,55 @@
+use std::path::PathBuf;
+
+use crate::prelude::*;
+use crate::{v_stack, Breadcrumb, Buffer, Icon, IconButton, Symbol, Tab, TabBar, Toolbar};
+
+pub struct Editor<S: 'static + Send + Sync + Clone> {
+    pub tabs: Vec<Tab<S>>,
+    pub path: PathBuf,
+    pub symbols: Vec<Symbol>,
+    pub buffer: Buffer<S>,
+}
+
+#[derive(Element)]
+pub struct EditorPane<S: 'static + Send + Sync + Clone> {
+    editor: Editor<S>,
+}
+
+impl<S: 'static + Send + Sync + Clone> EditorPane<S> {
+    pub fn new(editor: Editor<S>) -> Self {
+        Self { editor }
+    }
+
+    fn render(&mut self, cx: &mut ViewContext<S>) -> impl Element<State = S> {
+        struct LeftItemsPayload {
+            path: PathBuf,
+            symbols: Vec<Symbol>,
+        }
+
+        v_stack()
+            .w_full()
+            .h_full()
+            .flex_1()
+            .child(TabBar::new(self.editor.tabs.clone()))
+            .child(Toolbar::new(
+                |_, payload| {
+                    let payload = payload.downcast_ref::<LeftItemsPayload>().unwrap();
+
+                    vec![Breadcrumb::new(payload.path.clone(), payload.symbols.clone()).into_any()]
+                },
+                Box::new(LeftItemsPayload {
+                    path: self.editor.path.clone(),
+                    symbols: self.editor.symbols.clone(),
+                }),
+                |_, _| {
+                    vec![
+                        IconButton::new(Icon::InlayHint).into_any(),
+                        IconButton::new(Icon::MagnifyingGlass).into_any(),
+                        IconButton::new(Icon::MagicWand).into_any(),
+                    ]
+                },
+                Box::new(()),
+            ))
+            .child(self.editor.buffer.clone())
+    }
+}