I'm not sure but AFAIK Mir does not yet have the sufficient client API for child windows to specify whether they support close/minimize/maximize (which is independent information from the window type). It's possible we're trying to guess the right feature set right now.
I'm not sure but AFAIK Mir does not yet have the sufficient client API for child windows to specify whether they support close/minimize/ maximize (which is independent information from the window type). It's possible we're trying to guess the right feature set right now.