Specifies whether only Caption, only Glyph, both or none of them will be shown.

property DisplayMode: TNxDisplayMode read FDisplayMode write SetDisplayMode default dmTextOnly;

Values

Value	Meaning
dmImageOnly	Show only Glyph (if is not empty).
dmTextAndImage	Show both Glyph and Caption (in that order).
dmTextOnly	Show only Caption.
dmNone	Show nothing.