原因很简单因为不支持
.NET不支持XP风格的
但可以通过一下方法来完成
http://www.c-sharpcorner.com/Code/2002/June/DevelopXPStyleApps.asp

解决方案 »

  1.   

    <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
    <assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0">
    <assemblyIdentity
    version="1.0.0.0"
    processorArchitecture="X86"
    name="Lorien2000.XPStyle.XPStyle"
    type="win32"
    />
    <description>XP Style Controls</description>
    <dependency>
    <dependentAssembly>
    <assemblyIdentity
    type="win32"
    name="Microsoft.Windows.Common-Controls"
    version="6.0.0.0"
    processorArchitecture="X86"
    publicKeyToken="6595b64144ccf1df"
    language="*"
    />
    </dependentAssembly>
    </dependency>
    </assembly>