The button should be placed at the right upper corner of the app:

It should have 3 states:
- Default
- Maximazed (the components should fill all the size of the client area with no margins/paddings and centration)
- Full Screen
The state should be stored for user and restored on next open.
For FullScreen option Maximazed option can be used
The button should be placed at the right upper corner of the app:

It should have 3 states:
The state should be stored for user and restored on next open.
For FullScreen option Maximazed option can be used