When UseNativeFileSelection is set to 0, JFile will display a platform-neutral file selection dialog box when the user clicks "Add Files/Directory." By default, UseNativeFileSelection is set to 1, and JFile uses a native system dialog.

See also, ButtonCancelText, ButtonChangeDirText, ButtonDoneText, ButtonRefilterText, ChoiceFilesAndDirsRecText, ChoiceFilesAndDirsText, ChoiceFilesOnlyText, CustomFileSelectorTitleText, LabelAdditionalFilterText, LabelExtensionSelectorText, LabelLookInText, and LabelUploadTypeSelectorText.