Papierkorb leeren

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// using System.Runtime.InteropServices;

[DllImport("shell32.dll")]
static extern int SHEmptyRecycleBin(IntPtr hWnd, string pszRootPath, uint dwFlags);

public static void EmptyRecycleBin(string rootPath, bool showConfirmation, bool showProgressbar, bool playSound)
{
    uint Flags = 0;

    if (!showConfirmation)
        Flags |= 1;
    if (!showProgressbar)
        Flags |= 2;
    if (!playSound)
        Flags |= 4;

    SHEmptyRecycleBin(IntPtr.Zero, rootPath, Flags);
}