判断本机是否联网
if(SystemInformation.Network)
{
//联网状态
}
else
{
//未联网状态
}
获取特殊文件路径
获取Program Files路径
string FilePath = Environment.GetFolderPath(Environment.SpecialFolder.ProgramFiles);
获取桌面目录路径
string FilePath = Environment.GetFolderPath(Environment.SpecialFolder.DesktopDirectory);
获取开始菜单路径
string Filepath = Environment.GetFolderPath(Environment.SpecialFolder.StartMenu);
获取用户程序组路径
string Filepath = Environment.GetFolderPath(Environment.SpecialFolder.Programs);
获取文档模板路径
string Filepath = Environment.GetFolderPath(Environment.SpecialFolder.Templates);
获取收藏夹路径
string Filepath = Environment.GetFolderPath(Environment.SpecialFolder.Favorites);
获取共享组件路径
string Filepath = Environment.GetFolderPath(Environment.SpecialFolder.CommonProgramFiles);
获取我的图片路径
string Filepath = Environment.GetFolderPath(Environment.SpecialFolder.MyPictures);
获取Internet历史记录路径
string Filepath = Environment.GetFolderPath(Environment.SpecialFolder.History);
获取Internet临时文件路径
string Filepath = Environment.GetFolderPath(Environment.SpecialFolder.InternetCache);