/// <summary>
/// 文件夹选择对话框
/// </summary>
/// <param name="title">对话框名称</param>
/// <returns>返回选择的文件夹路径，未正确选择则返回空字符串</returns>
public static string GetFolderPath(string title)
{
OpenDialogDir ofn2 = new OpenDialogDir();
ofn2.pszDisplayName = new string(new char[2000]);; // 存放目录路径缓冲区
ofn2.lpszTitle = title; // 标题
//ofn2.ulFlags = BIF_NEWDIALOGSTYLE | BIF_EDITBOX; // 新的样式,带编辑框
IntPtr pidlPtr = DllOpenFileDialog.SHBrowseForFolder(ofn2);
char[] charArray = new char[2000];
for (int i = 0; i < 2000; i++)
{
charArray[i] = '\0';
}
DllOpenFileDialog.SHGetPathFromIDList(pidlPtr, charArray);
string fullDirPath = new String(charArray);
fullDirPath = fullDirPath.Substring(0, fullDirPath.IndexOf('\0'));
return(fullDirPath);
}
/// <summary>
/// 文件选择对话框
/// </summary>
/// <param name="title">对话框标题</param>
/// <param name="filter">文件选择过滤器（格式参考："图片文件(*.png;*.jpg) \0 *.png;*.jpg"）</param>
/// <param name="defaultPath">默认路径</param>
/// <returns>选择的文件路径，未正确选择则返回空字符串</returns>
public static string GetFilePath(string title, string filter, string defaultPath)
{
OpenDialogFile openFileName = new OpenDialogFile();
openFileName.structSize = Marshal.SizeOf(openFileName);
openFileName.filter = filter;
openFileName.file = new string(new char[256]);
openFileName.maxFile = openFileName.file.Length;
openFileName.fileTitle = new string(new char[64]);
openFileName.maxFileTitle = openFileName.fileTitle.Length;
openFileName.initialDir = defaultPath;//默认路径
openFileName.title = title;
openFileName.flags = 0x00080000 | 0x00001000 | 0x00000800 | 0x00000008;
if (DllOpenFileDialog.GetSaveFileName(openFileName))
{
return(openFileName.file);
}
else
{
return(string.Empty);
}
}