Fix click handler

docs/widgets/list_item.md

@@ -0,0 +1,40 @@
+# List Item
+
+`ListItem` is the type of the elements in a `ListView`.
+
+- [] Focusable
+- [] Container
+
+## Example
+
+The example below shows an app with a simple `ListView`, consisting
+of multiple `ListItem`s. The arrow keys can be used to navigate the list.
+
+=== "Output"
+
+    ```{.textual path="docs/examples/widgets/list_view.py"}
+    ```
+
+=== "list_view.py"
+
+    ```python
+    --8<-- "docs/examples/widgets/list_view.py"
+    ```
+
+## Reactive Attributes
+
+| Name          | Type   | Default | Description                          |
+|---------------|--------|---------|--------------------------------------|
+| `highlighted` | `bool` | `False` | True if this ListItem is highlighted |
+
+## Messages
+
+#### Attributes
+
+| attribute | type       | purpose                     |
+|-----------|------------|-----------------------------|
+| `item`    | `ListItem` | The item that was selected. |
+
+## See Also
+
+* [ListView](../api/list_view.md) code reference

docs/widgets/list_view.md

@@ -1,6 +1,6 @@
 # List View
 
-Displays a vertical list of widgets which can be highlighted and selected.
+Displays a vertical list of `ListItem`s which can be highlighted and selected.
 Supports keyboard navigation.
 
 - [x] Focusable
@@ -57,6 +57,22 @@ or by clicking on it.
 |-----------|------------|-----------------------------|
 | `item`    | `ListItem` | The item that was selected. |
 
+
+### ChildrenUpdated
+
+The `ListView.ChildrenUpdated` message is emitted when the elements in the `ListView`
+are changed (e.g. a child is added, or the list is cleared)
+
+- [x] Bubbles
+
+#### Attributes
+
+| attribute  | type             | purpose                   |
+|------------|------------------|---------------------------|
+| `children` | `list[ListItem]` | The new ListView children |
+
+
+
 ## See Also
 
 * [ListView](../api/list_view.md) code reference