/// <summary> /// 更新一条数据 /// </summary> public bool Update(UFB.Model.Question model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update Question set "); //strSql.Append("category=@category,"); strSql.Append("question=@question,"); strSql.Append("solution=@solution,"); strSql.Append("time=@time"); strSql.Append(" where questionID=@questionID"); SqlParameter[] parameters = { //new SqlParameter("@category", SqlDbType.VarChar,64), new SqlParameter("@question", SqlDbType.VarChar, 128), new SqlParameter("@solution", SqlDbType.VarChar, 128), new SqlParameter("@time", SqlDbType.SmallDateTime), new SqlParameter("@questionID", SqlDbType.Int, 4) }; //parameters[0].Value = model.category; parameters[0].Value = model.question; parameters[1].Value = model.solution; parameters[2].Value = model.time; parameters[3].Value = model.questionID; 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(UFB.Model.Question model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into Question("); strSql.Append("category,question,solution,time)"); strSql.Append(" values ("); strSql.Append("@category,@question,@solution,@time)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@category", SqlDbType.VarChar, 64), new SqlParameter("@question", SqlDbType.VarChar, 128), new SqlParameter("@solution", SqlDbType.VarChar, 128), new SqlParameter("@time", SqlDbType.SmallDateTime) }; parameters[0].Value = model.category; parameters[1].Value = model.question; parameters[2].Value = model.solution; parameters[3].Value = model.time; object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters); if (obj == null) { return(0); } else { return(Convert.ToInt32(obj)); } }
/// <summary> /// 得到一个对象实体 /// </summary> public UFB.Model.Question DataRowToModel(DataRow row) { UFB.Model.Question model = new UFB.Model.Question(); if (row != null) { if (row["questionID"] != null && row["questionID"].ToString() != "") { model.questionID = int.Parse(row["questionID"].ToString()); } if (row["category"] != null) { model.category = row["category"].ToString(); } if (row["question"] != null) { model.question = row["question"].ToString(); } if (row["solution"] != null) { model.solution = row["solution"].ToString(); } if (row["time"] != null && row["time"].ToString() != "") { model.time = DateTime.Parse(row["time"].ToString()); } } return(model); }
private void ShowInfo(int questionID) { UFB.BLL.QuestionManager bll = new UFB.BLL.QuestionManager(); UFB.Model.Question model = bll.GetModel(questionID); this.lblquestionID.Text = model.questionID.ToString(); this.txtcategory.Text = model.category; this.txtquestion.Text = model.question; this.txtsolution.Text = model.solution; this.txttime.Text = model.time.ToString(); }
public void btnSave_Click(object sender, EventArgs e) { string strErr = ""; if (this.txtcategory.Text.Trim().Length == 0) { strErr += "category不能为空!\\n"; } if (this.txtquestion.Text.Trim().Length == 0) { strErr += "question不能为空!\\n"; } if (this.txtsolution.Text.Trim().Length == 0) { strErr += "solution不能为空!\\n"; } if (!PageValidate.IsDateTime(txttime.Text)) { strErr += "time格式错误!\\n"; } if (strErr != "") { MessageBox.Show(this, strErr); return; } int questionID = int.Parse(this.lblquestionID.Text); string category = this.txtcategory.Text; string question = this.txtquestion.Text; string solution = this.txtsolution.Text; DateTime time = DateTime.Parse(this.txttime.Text); UFB.Model.Question model = new UFB.Model.Question(); model.questionID = questionID; model.category = category; model.question = question; model.solution = solution; model.time = time; UFB.BLL.QuestionManager bll = new UFB.BLL.QuestionManager(); bll.Update(model); Maticsoft.Common.MessageBox.ShowAndRedirect(this, "保存成功!", "list.aspx"); }
/// <summary> /// 得到一个对象实体 /// </summary> public UFB.Model.Question GetModel(int questionID) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 questionID,category,question,solution,time from Question "); strSql.Append(" where questionID=@questionID"); SqlParameter[] parameters = { new SqlParameter("@questionID", SqlDbType.Int, 4) }; parameters[0].Value = questionID; UFB.Model.Question model = new UFB.Model.Question(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }