private void btn_addClass_Click(object sender, EventArgs e)
        {
            BrandEdit be = new BrandEdit();

            be.codeType = Db.Entity.CodeTypeEnum.Class;
            be.ShowDialog(this);
            loadClass();
        }
 private void editClass()
 {
     if (ip_class.SelectedItems.Count == 0)
     {
         MessageBoxEx.Show("请先选择一个分类", "提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
     }
     else
     {
         BrandEdit be = new BrandEdit();
         be.codeType  = CodeTypeEnum.Class;
         be.classCode = getSelectedClass();
         be.ShowDialog(this);
         loadClass();
     }
 }
 private void btn_addBrand_Click(object sender, EventArgs e)
 {
     if (ip_class.SelectedItems.Count == 0)
     {
         MessageBoxEx.Show("请先选择一个分类", "提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
     }
     else
     {
         BrandEdit be = new BrandEdit();
         be.codeType  = Db.Entity.CodeTypeEnum.Brand;
         be.classCode = getSelectedClass();
         be.ShowDialog(this);
         loadBrand();
     }
 }
 private void editModel()
 {
     if (ip_brand.SelectedItems.Count == 0 || ip_model.SelectedItems.Count == 0)
     {
         MessageBoxEx.Show("请先选择一个品牌和型号", "提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
     }
     else
     {
         BrandEdit be = new BrandEdit();
         be.codeType  = CodeTypeEnum.Model;
         be.classCode = getSelectedClass();
         be.brandCode = getSelectedBrand();
         be.modelCode = getSelectedModel();
         be.ShowDialog(this);
         loadModel();
     }
 }