public interface IChooseValueDialog<T>This is a base class for dialogs that serve for choosing a new value for some field of an edited object(s). It has a single method
getValue()that each descendant may implement its own way.
T getValue()Returns a value that user chose in the dialog. This method is supposed to be called after the dialog is closed.
int open()Opens this window, creating it first if it has not yet been created.
- the return code