Add a pane to the paned window. When adding a pane to the paned window the pane gains an id that is equal to the passed widget's id and can be used later to refer to the new pane.
The widget to add as the pane.
This widget to aid method chaining.
See Implementation
Add a pane to the paned window. When adding a pane to the paned window the pane gains an id that is equal to the passed widget's id and can be used later to refer to the new pane.