作者: Gordon Kurtenbach , William Buxton
关键词: Multimedia 、 Input device 、 Computer science 、 Gesture 、 Human–computer interaction 、 Menu bar 、 Selection (linguistics)
摘要: A marking menu allows a user to perform selection by either popping-up radial (or pie) menu, or making straight mark in the direction of desired item without menu. hierarchic uses menus and “zig-zag” marks select from hierarchy. This paper experimentally investigates bounds on how many items can be each level, deep hierarchy be, before using an becomes too slow prone errors.