public void btnSave_Click(object sender, EventArgs e)
{
string strErr = "";
if (this.txtNoteBookName.Text.Trim().Length == 0)
{
strErr += "NoteBookName不能为空！\\n";
}
if (this.txtReMark.Text.Trim().Length == 0)
{
strErr += "ReMark不能为空！\\n";
}
if (strErr != "")
{
MessageBox.Show(this, strErr);
return;
}
string NoteBookID = this.lblNoteBookID.Text;
string NoteBookName = this.txtNoteBookName.Text;
string ReMark = this.txtReMark.Text;
WebDemo.Model.WebDemo.Notebookpc model = new WebDemo.Model.WebDemo.Notebookpc();
model.NoteBookID = NoteBookID;
model.NoteBookName = NoteBookName;
model.ReMark = ReMark;
WebDemo.BLL.WebDemo.Notebookpc bll = new WebDemo.BLL.WebDemo.Notebookpc();
bll.Update(model);
Maticsoft.Common.MessageBox.ShowAndRedirect(this, "保存成功！", "list.aspx");
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(WebDemo.Model.WebDemo.Notebookpc model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update Notebookpc set ");
strSql.Append("NoteBookName=@NoteBookName,");
strSql.Append("ReMark=@ReMark");
strSql.Append(" where NoteBookID=@NoteBookID ");
SqlParameter[] parameters =
{
new SqlParameter("@NoteBookName", SqlDbType.VarChar, 50),
new SqlParameter("@ReMark", SqlDbType.VarChar, 200),
new SqlParameter("@NoteBookID", SqlDbType.VarChar, 20)
};
parameters[0].Value = model.NoteBookName;
parameters[1].Value = model.ReMark;
parameters[2].Value = model.NoteBookID;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public bool Add(WebDemo.Model.WebDemo.Notebookpc model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into Notebookpc(");
strSql.Append("NoteBookID,NoteBookName,ReMark)");
strSql.Append(" values (");
strSql.Append("@NoteBookID,@NoteBookName,@ReMark)");
SqlParameter[] parameters =
{
new SqlParameter("@NoteBookID", SqlDbType.VarChar, 20),
new SqlParameter("@NoteBookName", SqlDbType.VarChar, 50),
new SqlParameter("@ReMark", SqlDbType.VarChar, 200)
};
parameters[0].Value = model.NoteBookID;
parameters[1].Value = model.NoteBookName;
parameters[2].Value = model.ReMark;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
private void ShowInfo(string NoteBookID)
{
WebDemo.BLL.WebDemo.Notebookpc bll = new WebDemo.BLL.WebDemo.Notebookpc();
WebDemo.Model.WebDemo.Notebookpc model = bll.GetModel(NoteBookID);
this.lblNoteBookID.Text = model.NoteBookID;
this.txtNoteBookName.Text = model.NoteBookName;
this.txtReMark.Text = model.ReMark;
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public WebDemo.Model.WebDemo.Notebookpc DataRowToModel(DataRow row)
{
WebDemo.Model.WebDemo.Notebookpc model = new WebDemo.Model.WebDemo.Notebookpc();
if (row != null)
{
if (row["NoteBookID"] != null)
{
model.NoteBookID = row["NoteBookID"].ToString();
}
if (row["NoteBookName"] != null)
{
model.NoteBookName = row["NoteBookName"].ToString();
}
if (row["ReMark"] != null)
{
model.ReMark = row["ReMark"].ToString();
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public WebDemo.Model.WebDemo.Notebookpc GetModel(string NoteBookID)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 NoteBookID,NoteBookName,ReMark from Notebookpc ");
strSql.Append(" where NoteBookID=@NoteBookID ");
SqlParameter[] parameters =
{
new SqlParameter("@NoteBookID", SqlDbType.VarChar, 20)
};
parameters[0].Value = NoteBookID;
WebDemo.Model.WebDemo.Notebookpc model = new WebDemo.Model.WebDemo.Notebookpc();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
