Fullscreen module of Oxy Toolbox lets you
- toggle the panels in the Oxygen editor with a single key press. The key can be set to one of Ctrl, Alt, Shift, Cmd.
- expand code editor panels to full width (when the cursor is inside the code editor)
- detach the center frame into a separate tab/window so it can be moved to a different screen.
macOS users may find
Ctrl key convenient as the hot key and Windows users,
Toggling panels off and on
Making code editor panel full-width
Enabling the Detached Layout option will separate the inner and outer frames of the Oxygen editor.
The separated center frame can then be moved to its own window in the same screen or to a different screen/monitor.