Merge branch 'main' of https://github.com/Textualize/Textual into placeholder

docs/examples/guide/widgets/hello04.py

@@ -48,7 +48,7 @@ class Hello(Static):
 
 
 class CustomApp(App):
-    CSS_PATH = "hello03.css"
+    CSS_PATH = "hello04.css"
 
     def compose(self) -> ComposeResult:
         yield Hello()

docs/examples/tutorial/stopwatch06.py

@@ -32,13 +32,13 @@ class TimeDisplay(Static):
         self.start_time = monotonic()
         self.update_timer.resume()
 
-    def stop(self):
+    def stop(self) -> None:
         """Method to stop the time display updating."""
         self.update_timer.pause()
         self.total += monotonic() - self.start_time
         self.time = self.total
 
-    def reset(self):
+    def reset(self) -> None:
         """Method to reset the time display to zero."""
         self.total = 0
         self.time = 0

docs/examples/widgets/directory_tree.py

@@ -0,0 +1,12 @@
+from textual.app import App, ComposeResult
+from textual.widgets import DirectoryTree
+
+
+class DirectoryTreeApp(App):
+    def compose(self) -> ComposeResult:
+        yield DirectoryTree("./")
+
+
+if __name__ == "__main__":
+    app = DirectoryTreeApp()
+    app.run()

docs/examples/widgets/tree.py

@@ -0,0 +1,18 @@
+from textual.app import App, ComposeResult
+from textual.widgets import Tree
+
+
+class TreeApp(App):
+    def compose(self) -> ComposeResult:
+        tree: Tree = Tree("Dune")
+        tree.root.expand()
+        characters = tree.root.add("Characters", expand=True)
+        characters.add_leaf("Paul")
+        characters.add_leaf("Jessica")
+        characters.add_leaf("Channi")
+        yield tree
+
+
+if __name__ == "__main__":
+    app = TreeApp()
+    app.run()