Moving controls around on the toolbar is a form of personalization. However, the three leftmost toolbar controls on many programs, which correspond to File New, File Open, and File Save, are now so common that they can be considered persistent objects.

• 移动工具栏中的控件是个性化的一种表现形式，但是工具栏最左侧的3个控件在许多程序中对应新建文件，打开文件和保存文件，现在普遍认为它们是持久对象。