/// <summary>
/// 增加一条数据
/// </summary>
public bool Add(Topicsys.Model.t_class model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into t_class(");
strSql.Append("class_id,class_name,class_major_id,class_note,class_stat)");
strSql.Append(" values (");
strSql.Append("@class_id,@class_name,@class_major_id,@class_note,@class_stat)");
MySqlParameter[] parameters =
{
new MySqlParameter("@class_id", MySqlDbType.VarChar, 40),
new MySqlParameter("@class_name", MySqlDbType.VarChar, 64),
new MySqlParameter("@class_major_id", MySqlDbType.VarChar, 40),
new MySqlParameter("@class_note", MySqlDbType.VarChar, 255),
new MySqlParameter("@class_stat", MySqlDbType.Int32, 1)
};
parameters[0].Value = model.class_id;
parameters[1].Value = model.class_name;
parameters[2].Value = model.class_major_id;
parameters[3].Value = model.class_note;
parameters[4].Value = model.class_stat;
int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Topicsys.Model.t_class DataRowToModel(DataRow row)
{
Topicsys.Model.t_class model = new Topicsys.Model.t_class();
if (row != null)
{
if (row["id"] != null && row["id"].ToString() != "")
{
model.id = int.Parse(row["id"].ToString());
}
if (row["class_id"] != null)
{
model.class_id = row["class_id"].ToString();
}
if (row["class_name"] != null)
{
model.class_name = row["class_name"].ToString();
}
if (row["class_major_id"] != null)
{
model.class_major_id = row["class_major_id"].ToString();
}
if (row["class_note"] != null)
{
model.class_note = row["class_note"].ToString();
}
if (row["class_stat"] != null && row["class_stat"].ToString() != "")
{
model.class_stat = int.Parse(row["class_stat"].ToString());
}
}
return(model);
}
public void btnSave_Click(object sender, EventArgs e)
{
string strErr = "";
if (this.txtclass_name.Text.Trim().Length == 0)
{
strErr += "名称不能为空！\\n";
}
if (this.ddlMajor_id.Text.Trim().Length == 0)
{
strErr += "专业不能为空！\\n";
}
if (strErr != "")
{
BLL.Utils.ShowMessage(this, strErr);
return;
}
string class_name = this.txtclass_name.Text;
string class_major_id = this.ddlMajor_id.Text;
string class_note = this.txtclass_note.Text;
int class_stat = int.Parse(this.ddlStat.Text);
Topicsys.BLL.t_class bll = new Topicsys.BLL.t_class();
Topicsys.Model.t_class model = bll.GetModel(int.Parse(Request.Params["id"]));
model.class_name = class_name;
model.class_major_id = class_major_id;
model.class_note = class_note;
model.class_stat = class_stat;
/// 写入日志
BLL.Utils.Log(this, "修改班级:" + model.class_id);
BLL.Utils.ShowMessage(this, bll.Update(model)?"保存成功！":"发生错误！");
}
private void ShowInfo(int id)
{
Topicsys.BLL.t_class bll = new Topicsys.BLL.t_class();
Topicsys.Model.t_class model = bll.GetModel(id);
this.txtclass_name.Text = model.class_name;
this.ddlMajor_id.Text = model.class_major_id;
this.txtclass_note.Text = model.class_note;
this.ddlStat.Text = model.class_stat.ToString();
}
protected void btnSave_Click(object sender, EventArgs e)
{
string strErr = "";
if (this.ddlDept_id.Text.Trim().Length == 0)
{
strErr += "系别不能为空！\\n";
}
if (this.txtclass_name.Text.Trim().Length == 0)
{
strErr += "名称不能为空！\\n";
}
if (this.ddlMajor_id.Text.Trim().Length == 0)
{
strErr += "专业不能为空！\\n";
}
if (strErr != "")
{
BLL.Utils.ShowMessage(this, strErr);
return;
}
string class_name = this.txtclass_name.Text;
string class_major_id = this.ddlMajor_id.Text;
string class_note = this.txtclass_note.Text;
Topicsys.Model.t_class model = new Topicsys.Model.t_class();
model.class_name = class_name;
model.class_major_id = class_major_id;
model.class_note = class_note;
Topicsys.BLL.t_class bll = new Topicsys.BLL.t_class();
/// 写入日志
BLL.Utils.Log(this, "添加班级:" + model.class_name);
BLL.Utils.ShowMessage(this, bll.Add(model)?"保存成功！":"保存失败！");
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Topicsys.Model.t_class model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update t_class set ");
strSql.Append("class_name=@class_name,");
strSql.Append("class_major_id=@class_major_id,");
strSql.Append("class_note=@class_note,");
strSql.Append("class_stat=@class_stat");
strSql.Append(" where id=@id");
MySqlParameter[] parameters =
{
new MySqlParameter("@class_name", MySqlDbType.VarChar, 64),
new MySqlParameter("@class_major_id", MySqlDbType.VarChar, 40),
new MySqlParameter("@class_note", MySqlDbType.VarChar, 255),
new MySqlParameter("@class_stat", MySqlDbType.Int32, 1),
new MySqlParameter("@id", MySqlDbType.Int32, 11),
new MySqlParameter("@class_id", MySqlDbType.VarChar, 40)
};
parameters[0].Value = model.class_name;
parameters[1].Value = model.class_major_id;
parameters[2].Value = model.class_note;
parameters[3].Value = model.class_stat;
parameters[4].Value = model.id;
parameters[5].Value = model.class_id;
int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Topicsys.Model.t_class GetModel(string id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select id,class_id,class_name,class_major_id,class_note,class_stat from t_class ");
strSql.Append(" where class_id=@id");
MySqlParameter[] parameters =
{
new MySqlParameter("@id", MySqlDbType.VarChar)
};
parameters[0].Value = id;
Topicsys.Model.t_class model = new Topicsys.Model.t_class();
DataSet ds = DbHelperMySQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
