This sequence represents the current configuration of the buttons in the toolbar.

Default: None
Example: 1111111111111110001100100000010101010111001111001100001000000111
  Each position represents a active (display of a) button in the toolbar.
A '1' represents that a button is displayed, where a '0' represents a hidden button.

The toolbar is configured at 'Options > Toolbar'.

Configuring buttons of the toolbar.