property FormState: TFormState;

Description

Read FormState to determine the state of the form. FormState indicates when the form is in various transitional states or when certain Windows operations have occurred. The following table lists the values that can be included in a form’s state:

Value Meaning

fsCreating The form’s constructor is currently executing.
fsVisible The form’s Windows is visible. This state is used to update the Visible property.
fsShowing The form’s WindowState property is changing. This state is used to prevent WindowState changes from interfering with a transition that is in progress.
fsModal The form was created as a modal window.
fsCreatedMDIChild The form is an MDI parent window. This state is only set once the MDI client window has been created.