using System; using System.Windows.Forms; namespace RGD.WCS { public partial class FrmScanCode : Form { private static FrmScanCode _formInstance; public static FrmScanCode FormInstance { get { if (_formInstance == null) { _formInstance = new FrmScanCode(); } return _formInstance; } set { _formInstance = value; } } public FrmScanCode() { InitializeComponent(); _formInstance = this; } private void FrmScanCode_Load(object sender, EventArgs e) { } } }