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Will McGugan
2023-02-26 10:36:17 +00:00
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@@ -163,10 +163,11 @@ However, Textual comes with a more powerful mechanism for achieving this known a
## Composing with context managers
In the previous section we've show how you add children to a container (such as `Horizontal` and `Vertical`) with positional arguments.
In the previous section we've show how you add children to a container (such as `Horizontal` and `Vertical`) using positional arguments.
It's fine to do it this way, but Textual offers a simplified syntax using [context managers](https://docs.python.org/3/reference/datamodel.html#context-managers) which is generally easier to write and edit.
You can introduce a container using Python's `with` statement. Any widgets yielded within that block are added to the container's children.
When composing a widget, you can introduce a container using Python's `with` statement.
Any widgets yielded within that block are added as a child of the container.
Let's take the [utility containers](#utility-containers) example and update it to use the context manager approach.