[Changing layout:]
["Current word" mode]
[Changing layout (alternative):]
[Inverting lettercase:]
[Two-way changing layout (experimental)]
[Log operations]
[Show result in Popup]
[Strings for keyboard layouts]
[Invert current state]
[Switch off]
[Leave as it is]
[Set Caps Lock state when inverting lettercase:]
[Change active keyboard layout in system]
[Popup colours]
[ChangeKeyboardLayout]
[Changing Layout]
[Changing Case]