/// <summary>
/// Gets the document type of a file.
/// </summary>
/// <param name="fullpath">Full path to file.</param>
/// <returns>Document type of file.</returns>
public static String GetFileType(String fullpath)
{
int retval = 0;
var info = new Win32API.Shell32.SHFILEINFO(true);
retval = Win32API.Shell32.SHGetFileInfo(fullpath, 0, ref info, Marshal.SizeOf(info), Win32API.Shell32.SHGFI_TYPENAME);
if (retval == 0)
return "Unknown"; // Error occured
else
return info.szTypeName;
}
/// <summary>
/// Gets the icon associated with a given file.
/// </summary>
/// <param name="fullpath">Path to file.</param>
/// <param name="iconSize">Size of icon to return.</param>
/// <returns>Icon associated with the given file.</returns>
public static Icon GetFileIcon(String fullpath, FileIconSize iconSize)
{
var retval = 0;
var info = new Win32API.Shell32.SHFILEINFO();
uint flags = Win32API.Shell32.SHGFI_USEFILEATTRIBUTES | Win32API.Shell32.SHGFI_ICON;
if (iconSize == FileIconSize.Small)
{
flags |= Win32API.Shell32.SHGFI_SMALLICON;
}
else if (iconSize == FileIconSize.Large)
{
flags |= Win32API.Shell32.SHGFI_LARGEICON;
}
retval = Win32API.Shell32.SHGetFileInfo(fullpath, Win32API.Shell32.FILE_ATTRIBUTE_NORMAL, ref info, Marshal.SizeOf(info), flags);
if (retval == 0) return null;
return Icon.FromHandle(info.hIcon);
}