按钮窗口（控件）在MFC中使用CButton表示，CButton包含了三种样式的按钮，Push Button，Check Box，Radio Box。所以在利用CButton对象生成按钮窗口时需要指明按钮的风格。-Button window (controls) in MFC CButton, The CButton includes three styles of button, Push the Button, Check Box, Radio Box. So you need to specify CButton object Generate button window button style.