Recreate repository due to Git object corruption (all files preserved)

examples/focus_example.rs

@@ -0,0 +1,57 @@
+extern crate alloc;
+
+use tui_orchestrator::focus::{FocusManager, Focusable};
+
+#[derive(Debug, Clone, PartialEq, Eq, Hash)]
+enum FormElement {
+    Username,
+    Password,
+    RememberMe,
+    Submit,
+    Cancel,
+}
+
+#[allow(dead_code)]
+struct LoginForm {
+    username: String,
+    password: String,
+    remember: bool,
+}
+
+impl Focusable<FormElement> for LoginForm {
+    fn focus_targets(&self) -> alloc::vec::Vec<FormElement> {
+        vec![
+            FormElement::Username,
+            FormElement::Password,
+            FormElement::RememberMe,
+            FormElement::Submit,
+            FormElement::Cancel,
+        ]
+    }
+}
+
+fn main() {
+    let form = LoginForm {
+        username: String::new(),
+        password: String::new(),
+        remember: false,
+    };
+
+    let mut focus_manager: FocusManager<FormElement> = FocusManager::new();
+    focus_manager.set_targets(form.focus_targets());
+
+    assert_eq!(focus_manager.current(), Some(&FormElement::Username));
+
+    focus_manager.next();
+    assert_eq!(focus_manager.current(), Some(&FormElement::Password));
+
+    focus_manager.set_focus(FormElement::Submit).unwrap();
+    assert_eq!(focus_manager.current(), Some(&FormElement::Submit));
+
+    let query = focus_manager.query();
+    assert!(query.is_focused(&FormElement::Submit));
+
+    focus_manager.set_overlay(FormElement::Cancel);
+    assert!(focus_manager.has_overlay());
+    assert_eq!(focus_manager.current(), Some(&FormElement::Cancel));
+}