public interface CloseConfirmable

Interface for UI components that require the user to deal with changed state before the component can be closed. The confirmClose() method should

For example, a text editor that monitors unsaved changes would implement this interface. Its confirmClose method would, if unsaved changes exist, ask the user if they would like to save said changes, e.g. with a Yes-No-Cancel dialog. The method would return true if Yes or No was selected in this case, and false if Canceled.