Specifies whether the event handler toolbar is attached to one of the margins of the terminal window. The values are:
| Bottom Bar | The toolbar is attached to the bottom margin of the terminal window. |
| Floating | The toolbar is free floating. |
| Left Bar | The toolbar is attached to the left margin of the terminal window. |
| Right Bar | The toolbar is attached to the right margin of the terminal window. |
| Top Bar (default) | The toolbar is attached to the top margin of the terminal window. |
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