BUILT-IN WOLFRAM LANGUAGE SYMBOL
is a notebook option that specifies whether the window for the notebook should become selected if you click it.
- With WindowClickSelect->True, clicking the window corresponding to a notebook makes that notebook the currently selected one.
- WindowClickSelect affects selection of a window as a whole; Selectable affects only selection of the contents of a window.
Create a notebook that does not become the selected notebook when clicked:
Clicking the "text" button pastes "text" into the currently selected notebook:
With WindowClickSelect->True, clicking the button causes its notebook to be selected: