Static Function Optional ( Message As String, Button As String, Key As String [ , Icon As String, Force As Boolean ] ) As Integer

Display an optional warning message box, with a check-box that allow the user to disable the message.

• Message : the message to be displayed.
• Button : the name of the validation button.
• Key : a setting key that will be used to store if the optional message must be displayed or not.
• Icon : an optional icon.
• Force : if set, the optional message box is displayed whatever the user decided.