/// <summary>
/// 得到一个对象实体
/// </summary>
public db.Model.todo DataRowToModel(DataRow row)
{
db.Model.todo model = new db.Model.todo();
if (row != null)
{
if (row["ID"] != null && row["ID"].ToString() != "")
{
model.ID = int.Parse(row["ID"].ToString());
}
if (row["dateValue"] != null && row["dateValue"].ToString() != "")
{
model.dateValue = DateTime.Parse(row["dateValue"].ToString());
}
if (row["deadDate"] != null && row["deadDate"].ToString() != "")
{
model.deadDate = DateTime.Parse(row["deadDate"].ToString());
}
if (row["content"] != null)
{
model.content = row["content"].ToString();
}
if (row["importantStar"] != null && row["importantStar"].ToString() != "")
{
model.importantStar = int.Parse(row["importantStar"].ToString());
}
if (row["urgencyStar"] != null && row["urgencyStar"].ToString() != "")
{
model.urgencyStar = int.Parse(row["urgencyStar"].ToString());
}
}
return(model);
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(db.Model.todo model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update todo set ");
if (model.dateValue != null)
{
strSql.Append("dateValue='" + model.dateValue + "',");
}
else
{
strSql.Append("dateValue= null ,");
}
if (model.deadDate != null)
{
strSql.Append("deadDate='" + model.deadDate + "',");
}
else
{
strSql.Append("deadDate= null ,");
}
if (model.content != null)
{
strSql.Append("content='" + model.content + "',");
}
else
{
strSql.Append("content= null ,");
}
if (model.importantStar != null)
{
strSql.Append("importantStar=" + model.importantStar + ",");
}
else
{
strSql.Append("importantStar= null ,");
}
if (model.urgencyStar != null)
{
strSql.Append("urgencyStar=" + model.urgencyStar + ",");
}
else
{
strSql.Append("urgencyStar= null ,");
}
int n = strSql.ToString().LastIndexOf(",");
strSql.Remove(n, 1);
strSql.Append(" where ID=" + model.ID + "");
int rowsAffected = DbHelperOleDb.ExecuteSql(strSql.ToString());
if (rowsAffected > 0)
{
return(true);
}
else
{
return(false);
}
}
private void Ele_MouseDoubleClick(object sender, MouseButtonEventArgs e)
{
db.Model.todo model = new db.Model.todo();
model.content = "test";
model.dateValue = DateTime.Now;
model.deadDate = DateTime.Now;
model.importantStar = 5;
model.urgencyStar = 5;
db.BLL.todo bll = new db.BLL.todo();
if (bll.Add(model))
{
MessageBox.Show("添加完成");
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public bool Add(db.Model.todo model)
{
StringBuilder strSql = new StringBuilder();
StringBuilder strSql1 = new StringBuilder();
StringBuilder strSql2 = new StringBuilder();
if (model.dateValue != null)
{
strSql1.Append("dateValue,");
strSql2.Append("'" + model.dateValue + "',");
}
if (model.deadDate != null)
{
strSql1.Append("deadDate,");
strSql2.Append("'" + model.deadDate + "',");
}
if (model.content != null)
{
strSql1.Append("content,");
strSql2.Append("'" + model.content + "',");
}
if (model.importantStar != null)
{
strSql1.Append("importantStar,");
strSql2.Append("" + model.importantStar + ",");
}
if (model.urgencyStar != null)
{
strSql1.Append("urgencyStar,");
strSql2.Append("" + model.urgencyStar + ",");
}
strSql.Append("insert into todo(");
strSql.Append(strSql1.ToString().Remove(strSql1.Length - 1));
strSql.Append(")");
strSql.Append(" values (");
strSql.Append(strSql2.ToString().Remove(strSql2.Length - 1));
strSql.Append(")");
int rows = DbHelperOleDb.ExecuteSql(strSql.ToString());
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public db.Model.todo GetModel(int ID)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select ");
strSql.Append(" ID,dateValue,deadDate,content,importantStar,urgencyStar ");
strSql.Append(" from todo ");
strSql.Append(" where ID=" + ID + "");
db.Model.todo model = new db.Model.todo();
DataSet ds = DbHelperOleDb.Query(strSql.ToString());
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
