void BindDataGridView()
{
string strErr = "";
DataTable objDataTable = new DataTable();
string strConnection = System.Configuration.ConfigurationManager.ConnectionStrings["StudentManager"].ConnectionString;
Manage.Teacher.Teacher objTea = new Manage.Teacher.Teacher(strConnection);
int iRent = objTea.SearchTea(out objDataTable, out strErr);
if (iRent == 0)
{
MessageBox.Show(strErr);
return;
}
else
{
dataGridView1.DataSource = objDataTable;
}
}
private void menuSearchTea_Click(object sender, EventArgs e)
{
string strErr = "";
DataTable objDataTable = new DataTable();
string strConnection = System.Configuration.ConfigurationManager.ConnectionStrings["StudentManager"].ConnectionString;
Manage.Teacher.Teacher objTea = new Manage.Teacher.Teacher(strConnection);
string strTeaNo = txtTeaNo.Text;
strTeaNo = strTeaNo.Replace("%", @"\%");
strTeaNo = strTeaNo.Replace("_", @"\_");
strTeaNo = strTeaNo.Replace("'", @"\''");
strTeaNo = strTeaNo.Trim();
string strTeaName = txtTeaName.Text;
strTeaName = strTeaName.Replace("%", @"\%");
strTeaName = strTeaName.Replace("_", @"\_");
strTeaName = strTeaName.Replace("'", @"\''");
strTeaName = strTeaName.Trim();
if (iRight != 3)
{
int iRent = objTea.SearchTea(strTeaNo, strTeaName, out objDataTable, out strErr);
if (iRent == 0)
{
MessageBox.Show(strErr);
return;
}
else
{
if (objDataTable.Rows.Count == 0)
{
MessageBox.Show("没有符合你要查询的记录");
}
else
{
dataGridView1.DataSource = objDataTable;
}
txtTeaName.Text = "";
txtTeaNo.Text = "";
}
}
else
{
int iRent = objTea.StuSearchOneTeaNo(strTeaNo, strTeaName, strUserNo, out objDataTable, out strErr);
if (iRent == 0)
{
MessageBox.Show(strErr);
return;
}
else
{
if (objDataTable.Rows.Count == 0)
{
MessageBox.Show("没有符合你要查询的记录");
}
else
{
dataGridView1.DataSource = objDataTable;
}
txtTeaName.Text = "";
txtTeaNo.Text = "";
}
}
}
