VC Button 动态加载图片

HICON m_Icon_Light_ON;//灯光开图标
HICON m_Icon_Light_OFF;//灯光关图标
m_Icon_Light_ON = AfxGetApp()->LoadIcon(IDI_ICON_Light_ON);//加载资源图标：灯光开图标
m_Icon_Light_OFF = AfxGetApp()->LoadIcon(IDI_ICON_Light_OFF);//加载资源图标：灯光关图标
m_button1.SetIcon(m_hicn1);