/// <summary>
/// 保存
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnSave_Click(object sender, EventArgs e)
{
//验证单位名称
if (txtUnit.Text.Trim() == "")
{
MessageBoxEx.Show("请输入商品单位!", "提示", MessageBoxButtons.OK, MessageBoxIcon.Error);
txtUnit.Focus();
return;
}
Dong.BLL.Unit bUnit = new Dong.BLL.Unit();
Dong.Model.Unit model = new Dong.Model.Unit();
model.Name = txtUnit.Text;
model.Id = int.Parse(this.Tag.ToString());
if (bUnit.Update(model))
{
MessageBoxEx.Show("修改成功!", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
frmUnit fvip = (frmUnit)this.Owner;
fvip.refreshData();
this.Close();
}
else
{
MessageBoxEx.Show("保存失败!", "提示", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Dong.Model.Unit model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update Unit set ");
strSql.Append("Name=@Name");
strSql.Append(" where Id=@Id");
OleDbParameter[] parameters =
{
new OleDbParameter("@Name", OleDbType.VarChar, 50),
new OleDbParameter("@Id", OleDbType.Integer, 4)
};
parameters[0].Value = model.Name;
parameters[1].Value = model.Id;
int rows = DbHelperOleDb.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public bool Add(Dong.Model.Unit model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into Unit(");
strSql.Append("Name)");
strSql.Append(" values (");
strSql.Append("@Name)");
OleDbParameter[] parameters =
{
new OleDbParameter("@Name", OleDbType.VarChar, 50)
};
parameters[0].Value = model.Name;
int rows = DbHelperOleDb.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
private void frmEditUnit_Load(object sender, EventArgs e)
{
Dong.BLL.Unit bll = new Dong.BLL.Unit();
Dong.Model.Unit model = new Dong.Model.Unit();
model = bll.GetModel(int.Parse(this.Tag.ToString()));
if (model != null)
{
txtUnit.Text = model.Name;
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Dong.Model.Unit DataRowToModel(DataRow row)
{
Dong.Model.Unit model = new Dong.Model.Unit();
if (row != null)
{
if (row["Id"] != null && row["Id"].ToString() != "")
{
model.Id = int.Parse(row["Id"].ToString());
}
if (row["Name"] != null)
{
model.Name = row["Name"].ToString();
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Dong.Model.Unit GetModel(int Id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select Id,Name from Unit ");
strSql.Append(" where Id=@Id");
OleDbParameter[] parameters =
{
new OleDbParameter("@Id", OleDbType.Integer, 4)
};
parameters[0].Value = Id;
Dong.Model.Unit model = new Dong.Model.Unit();
DataSet ds = DbHelperOleDb.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}