private void BtnQuery_Click_1(object sender, RoutedEventArgs e)
{
//非空判断
if (txtClassNum.Text == null || txtClassName.Text == null)
{
MessageBox.Show("请输入查询条件");
}
else if (txtClassNum.Text != "" && txtClassName.Text == "")
{
string Num = txtClassNum.Text;
DataTable data = ser.showClassInfo1(Num);
data.Columns[0].ColumnName = "课堂号";
data.Columns[1].ColumnName = "课堂名";
data.Columns[2].ColumnName = "教师编号";
datagridShowInfo.ItemsSource = data.DefaultView;
}
else if (txtClassNum.Text == "" && txtClassName.Text != "")
{
string Name = txtClassName.Text;
DataTable data = ser.showClassInfo2(Name);
data.Columns[0].ColumnName = "课堂号";
data.Columns[1].ColumnName = "课堂名";
data.Columns[2].ColumnName = "教师编号";
datagridShowInfo.ItemsSource = data.DefaultView;
}
else if (txtClassNum.Text != "" && txtClassName.Text != "")
{
string Num = txtClassNum.Text;
string Name = txtClassName.Text;
DataTable data = ser.showClassInfo3(Num, Name);
data.Columns[0].ColumnName = "课堂号";
data.Columns[1].ColumnName = "课堂名";
data.Columns[2].ColumnName = "教师编号";
datagridShowInfo.ItemsSource = data.DefaultView;
}
}
