/// <summary> /// 更新一条数据 /// </summary> public bool Update(ncu.mao.Model.t_role model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update t_role set "); strSql.Append("rolename=@rolename,"); strSql.Append("description=@description"); strSql.Append(" where roleid=@roleid"); SqlParameter[] parameters = { new SqlParameter("@rolename", SqlDbType.NVarChar, 20), new SqlParameter("@description", SqlDbType.NVarChar, 50), new SqlParameter("@roleid", SqlDbType.Int, 4) }; parameters[0].Value = model.rolename; parameters[1].Value = model.description; parameters[2].Value = model.roleid; int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 增加一条数据 /// </summary> public int Add(ncu.mao.Model.t_role model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into t_role("); strSql.Append("rolename,description)"); strSql.Append(" values ("); strSql.Append("@rolename,@description)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@rolename", SqlDbType.NVarChar, 20), new SqlParameter("@description", SqlDbType.NVarChar, 50) }; parameters[0].Value = model.rolename; parameters[1].Value = model.description; object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters); if (obj == null) { return(0); } else { return(Convert.ToInt32(obj)); } }
public void btnSave_Click(object sender, EventArgs e) { string strErr = ""; if (this.txtrolename.Text.Trim().Length == 0) { strErr += "rolename不能为空!\\n"; } if (this.txtdescription.Text.Trim().Length == 0) { strErr += "description不能为空!\\n"; } if (strErr != "") { MessageBox.Show(this, strErr); return; } int roleid = int.Parse(this.lblroleid.Text); string rolename = this.txtrolename.Text; string description = this.txtdescription.Text; ncu.mao.Model.t_role model = new ncu.mao.Model.t_role(); model.roleid = roleid; model.rolename = rolename; model.description = description; ncu.mao.BLL.t_role bll = new ncu.mao.BLL.t_role(); bll.Update(model); Maticsoft.Common.MessageBox.ShowAndRedirect(this, "保存成功!", "list.aspx"); }
private void ShowInfo(int roleid) { ncu.mao.BLL.t_role bll = new ncu.mao.BLL.t_role(); ncu.mao.Model.t_role model = bll.GetModel(roleid); this.lblroleid.Text = model.roleid.ToString(); this.lblrolename.Text = model.rolename; this.lbldescription.Text = model.description; }
/// <summary> /// 得到一个对象实体 /// </summary> public ncu.mao.Model.t_role DataRowToModel(DataRow row) { ncu.mao.Model.t_role model = new ncu.mao.Model.t_role(); if (row != null) { if (row["roleid"] != null && row["roleid"].ToString() != "") { model.roleid = int.Parse(row["roleid"].ToString()); } if (row["rolename"] != null) { model.rolename = row["rolename"].ToString(); } if (row["description"] != null) { model.description = row["description"].ToString(); } } return(model); }
/// <summary> /// 得到一个对象实体 /// </summary> public ncu.mao.Model.t_role GetModel(int roleid) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 roleid,rolename,description from t_role "); strSql.Append(" where roleid=@roleid"); SqlParameter[] parameters = { new SqlParameter("@roleid", SqlDbType.Int, 4) }; parameters[0].Value = roleid; ncu.mao.Model.t_role model = new ncu.mao.Model.t_role(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }