added render measure

sandbox/will/scrolly.py

@@ -0,0 +1,32 @@
+from rich.text import Text
+from textual.app import App, ComposeResult
+from textual.widgets import Static
+
+text = "\n".join("FOO BAR bazz etc sdfsdf " * 20 for n in range(1000))
+
+
+class Content(Static):
+    DEFAULT_CSS = """
+    Content {
+        width: auto;
+    }
+    """
+
+    def render(self):
+        return Text(text, no_wrap=False)
+
+
+class ScrollApp(App):
+    CSS = """
+    Screen {
+        overflow: auto;
+    }
+    """
+
+    def compose(self) -> ComposeResult:
+        yield Content()
+
+
+app = ScrollApp()
+if __name__ == "__main__":
+    app.run()