IsModal method
Available for Window (non MDI child) and DialogBox objects.
Syntax
Invoke IsModal, hWnd
Function
Determines whether the specified window object is modal or modeless.
Parameters
hWnd
Handle to the window object.
Return value
Eax returns the modal condition for the specified window object.
Possible returned values are:
TRUE The specified window is modal.
FALSE The specified window is modeless.
-1 hWnd is not a valid handle.
REMARKS: You should call this method before destroying a
Window or a DialogBox object in order to know whether it is a modal or a modeless window. Modal
windows ALWAYS MUST be destroyed by calling the EndModal
method.