/// <summary>
/// 得到一个对象实体
/// </summary>
private thesis.model.Component GetModelByCondition(string strWhere)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select ");
strSql.Append(" ID,NAME,INDEX_,PINDEX,DIAGRAM ");
strSql.Append(" from Component ");
if (strWhere.Trim() != "")
{
strSql.Append(" where " + strWhere);
}
thesis.model.Component model = new thesis.model.Component();
DataSet ds = DbHelperSQL.Query(strSql.ToString());
if (ds.Tables[0].Rows.Count > 0)
{
if (ds.Tables[0].Rows[0]["ID"].ToString() != "")
{
model.ID = int.Parse(ds.Tables[0].Rows[0]["ID"].ToString());
}
model.NAME = ds.Tables[0].Rows[0]["NAME"].ToString();
model.INDEX_ = ds.Tables[0].Rows[0]["INDEX_"].ToString();
model.PINDEX = ds.Tables[0].Rows[0]["PINDEX"].ToString();
model.DIAGRAM = int.Parse(ds.Tables[0].Rows[0]["DIAGRAM"].ToString());
return(model);
}
else
{
return(null);
}
}
/// <summary>
/// 获得数据列表
/// </summary>
private List <Component> GetList(string strWhere)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select ID,NAME,INDEX_,PINDEX,DIAGRAM");
strSql.Append(" FROM Component ");
if (strWhere.Trim() != "")
{
strSql.Append(" where " + strWhere);
}
DataSet ds = DbHelperSQL.Query(strSql.ToString());
List <Component> list = new List <Component>();
for (int i = 0; i < ds.Tables[0].Rows.Count; i++)
{
thesis.model.Component model = new thesis.model.Component();
if (ds.Tables[0].Rows[i]["ID"].ToString() != "")
{
model.ID = int.Parse(ds.Tables[0].Rows[i]["ID"].ToString());
}
model.NAME = ds.Tables[0].Rows[0]["NAME"].ToString();
model.INDEX_ = ds.Tables[0].Rows[0]["INDEX_"].ToString();
model.PINDEX = ds.Tables[0].Rows[0]["PINDEX"].ToString();
model.DIAGRAM = int.Parse(ds.Tables[0].Rows[0]["DIAGRAM"].ToString());
list.Add(model);
}
return(list);
}
/// <summary>
/// 更新一条数据
/// </summary>
public void Update(thesis.model.Component model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update Component set ");
strSql.Append("NAME='" + model.NAME + "',");
strSql.Append("INDEX_='" + model.INDEX_ + "',");
strSql.Append("PINDEX='" + model.PINDEX + "',");
strSql.Append("DIAGRAM='" + model.DIAGRAM + "',");
strSql.Append(" where ID=" + model.ID + " ");
DbHelperSQL.ExecuteSql(strSql.ToString());
}
/// <summary>
/// 增加一条数据
/// </summary>
public void Add(thesis.model.Component model)
{
model.ID = GetMaxID() + 1;
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into Component(");
strSql.Append("ID,NAME,INDEX_,PINDEX,DIAGRAM");
strSql.Append(")");
strSql.Append(" values (");
strSql.Append("" + model.ID + ",");
strSql.Append("'" + model.NAME + "',");
strSql.Append("'" + model.INDEX_ + "',");
strSql.Append("'" + model.PINDEX + "',");
strSql.Append("" + model.DIAGRAM + "");
strSql.Append(")");
DbHelperSQL.ExecuteSql(strSql.ToString());
}
/// <summary>
/// 更新一条数据
/// </summary>
public void Update(thesis.model.Component model)
{
dal.Update(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public void Add(thesis.model.Component model)
{
dal.Add(model);
}