Assume I've the code ,I need to use Wait For (UserKeyPressed) Complete (Unused As Boolean),I don't know how to code.
B4X:
Sub Activity_KeyPress (KeyCode As Int) As Boolean
If KeyCode=KeyCodes.KEYCODE_BACK Then
#If B4A
Dim MC As MenuClose
MC.Initialize(Colors.ARGB(200,150,150,150),Colors.Blue)
#End If
Return True
End If
Return False
' Return B4XPages.Delegate.Activity_KeyPress(KeyCode)
End Sub