// 打开资源管理器，获取选择的文件夹地址（不选择则返回空字符串）
public static string GetDirPath2()
{
OpenDirName odn = new OpenDirName();
// 存放目录路径缓冲区
odn.pszDisplayName = new string(new char[2000]);
// 标题
odn.lpszTitle = "Open Project";
// 新的样式,带编辑框
// odn.ulFlags = BIF_NEWDIALOGSTYLE | BIF_EDITBOX;
IntPtr ptr = SHBrowseForFolder(odn);
char[] chars = new char[2000];
for (int i = 0; i < chars.Length; i++)
{
chars[i] = '\0';
}
SHGetPathFromIDList(ptr, chars);
string fullPath = new string(chars);
string path = fullPath.Substring(0, fullPath.IndexOf('\0'));
return(path);
}
public static extern IntPtr SHBrowseForFolder([In, Out] OpenDirName ofn);