private void SetDisplay()
 {
     cmbMaterialTypes.DataSource = d.GetMaterialTypes();
     a                   = cmbMaterialTypes.SelectedItem as Accessor.MaterialTypes;
     txtName.Text        = "Enter Name";
     txtDescription.Text = "Enter Description";
 }
        private void btnSave_Click(Object sender, EventArgs e)
        {
            Accessor.MaterialProperties m = new Accessor.MaterialProperties();
            switch (MessageBox.Show("Save to Database?", "Save", MessageBoxButtons.YesNo, MessageBoxIcon.Question))
            {
            case DialogResult.Yes:
                m.MaterialName = txtName.Text;
                m.MaterialID   = d.GenerateKeyMaterial(m.MaterialName);
                m.Destcription = txtDescription.Text;
                a        = cmbMaterialTypes.SelectedItem as Accessor.MaterialTypes;
                m.TypeID = a.TypeID;
                d.SaveMaterial(m, a.TypeID);
                MessageBox.Show("Saved Successfully");
                SetDisplay();
                break;

            case DialogResult.No:
                SetDisplay();
                break;

            default:
                break;
            }
        }