VC Dialog Checkbox Combobox Radiobox等控件使用演示，新手必看的基础级VC++源码，演示了在窗口中使用复选框、单选框、下拉框、输入框等基础窗体控件的方法-VC Dialog Checkbox Combobox Radiobox other controls using the demo, writeup on the basis of class VC++ source, demonstrates the use of the window, check box