说明： ColorChooser可以让你选择所想要的颜色，并更改某个组件的颜色。JAVA提供一个JColorChooser组件，最常使用JColorChooser的方式是使用JColorChooser的静态方法(static method): showDialog()。 (ColorChooser lets you choose the desired color, and alter the color of a particular component. JAVA provide a JColorChooser components, JColorChooser the most commonly used method is to use the static side JColorChooser (static method) : showDialog ().)
