TAdvCustomFormDesigner.UseGrabGlyphs Property
When true, the grab handles will not be drawn directly by the designer, but instead, a bitmap will be displayed at the grab handle position. The bitmap to be displayed must be defined in properties NormalGrabGlyph, MultiGrabGlyph or LockedGrabGlyph, depending on the grab handle state.
Syntax
Unit: FormDesigner
property TAdvCustomFormDesigner.UseGrabGlyphs: Boolean