protected void btnAdd_Click(object sender, EventArgs e) { #region ServerSide Validation String strErrorMessage = ""; if (txtCategoryName.Text == "") { strErrorMessage += "Enter CategoryName"; } if (strErrorMessage != "") { lblMessage.Text = strErrorMessage; divMessage.Visible = true; return; } #endregion ServerSide Validation #region Collect FormData CategoryENT entCategory = new CategoryENT(); if (txtCategoryName.Text != "") { entCategory.CategoryName = txtCategoryName.Text.Trim(); } #endregion Collect FormData CategoryBAL balCategory = new CategoryBAL(); if (Request.QueryString["CategoryID"] == null) { if (balCategory.Insert(entCategory)) { ClearControls(); lblMessage.Text = "Add SuccessFully"; divMessage.Visible = true; } else { lblMessage.Text = balCategory.Message; divMessage.Visible = true; } } else { entCategory.CategoryID = Convert.ToInt32(Request.QueryString["CategoryID"]); if (balCategory.Update(entCategory)) { ClearControls(); Response.Redirect("~/AdminPanel/Category/CategoryList.aspx"); } else { lblMessage.Text = balCategory.Message; divMessage.Visible = true; } } }