Form.FormOwner

Read and write.Type: Form; Control.
It contains a form or control that is the owner of the given form. Using this property establishes a link between the form and its owner. For example, an element form of a subordinate catalog could have as its owner an element form of the owner catalog from where it was opened. When a table box is opened as an owner on the current row, the table box is enabled.
Thick client.If the form has an owner, then in the CloseOnOwnerClose property, it becomes necessary to close the form in question when the owner form is closed.Form, property CloseOnOwnerClose

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