private void Form1_Load(object sender, System.EventArgs e)
{
    axSftDirectory1.ColumnCount = 2;
    axSftDirectory1.ShowFiles = false;
    axSftDirectory1.GridStyle = SftDirectoryGridStyleConstants.gridSftDirectoryBoth;
    axSftDirectory1.Headers.Style = SftDirectoryHeadersStyleConstants.headersSftDirectoryButton;
    axSftDirectory1.get_ColumnEntry(0).HeaderText = "Folder";
    axSftDirectory1.get_ColumnEntry(1).HeaderText = "Full Path";
    axSftDirectory1.get_ColumnEntry(1).Contents = SftDirectoryContentsConstants.contentsSftDirectoryUser1;
    axSftDirectory1.Reload(false, false);
}

private void axSftDirectory1_UserContents(object sender, AxSftDirectoryLib25._ISftDirectoryEvents_UserContentsEvent e)
{
    if (e.contents == SftDirectoryContentsConstants.contentsSftDirectoryUser1) {
        e.userString = e.folder.Path;
    }
}