文件名称:实例1 产生自己的控件
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通过继承下拉框JComboBox来满足应用程序的特定需要，并在此基础上实现其他一些功能-through inheritance drop-down box JComboBox applications to meet the specific needs and, in this on the basis of other features
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实例1 产生自己的控件
....................\7-1.bmp
....................\IconComboBoxDemo$1.class
....................\IconComboBoxDemo.class
....................\IconComboBoxDemo.java
....................\IconRenderer.class
....................\IconRenderer.java
....................\7-1.bmp
....................\IconComboBoxDemo$1.class
....................\IconComboBoxDemo.class
....................\IconComboBoxDemo.java
....................\IconRenderer.class
....................\IconRenderer.java