private void button3_Click(object sender, EventArgs e)
{
//实例化创建BLL层的工厂
FactoryBLL factBLL = new FactoryBLL();
//调用上机记录业务接口和创建BLL层工厂，实例化BLL层类
LineStudentIBLL LinStudentIBLL = (LineStudentIBLL)factBLL.CreateUser("LineStudentBLL");
//获取上机记录
string StrMsg = "";//接受返信息
DataTable LineStudentTable = LinStudentIBLL.SelectLineStudent(txtcardno.Text, this, ref StrMsg);
#region 显示数据到DataGridView上
//防止多次点击查询按钮显示相同内容
if (txtcardno.Text == oldCardno)
{
MessageBox.Show("已经没有可查询信息！");
}
else
{
//创建表和填充数据
for (int i = 0; i <= LineStudentTable.Rows.Count - 1; i++) //获取行数
{
int index = this.dataGridView2.Rows.Add(); //添加一行
for (int j = 0; j <= LineStudentTable.Columns.Count - 1; j++) //获取列数
{
//添加数据
dataGridView2.Rows[index].Cells[j].Value = LineStudentTable.Rows[i][j].ToString();
}
}
}//end if
//给oldCardno赋值
oldCardno = txtcardno.Text;
#endregion
//提示,改变窗体标题栏内容
this.Text = StrMsg;
}
private void LineStudent_Load_1(object sender, EventArgs e)
{
//实例化创建BLL层的工厂
FactoryBLL factBLL = new FactoryBLL();
//调用上机记录业务接口和创建BLL层工厂，实例化BLL层类
LineStudentIBLL LinStudentIBLL = (LineStudentIBLL)factBLL.CreateUser("LineStudentBLL");
//获取上机记录
string StrMsg = "";//接受返信息
DataTable LineStudentTable = LinStudentIBLL.SelectLineStudent(UserLevel.UserIdall.ToString(), this, ref StrMsg);
#region 显示数据到DataGridView上
#region 创建表
//创建表
//for (int i = 0; i <= LineStudentTable.Rows.Count - 1; i++)// 增加行数
//{
// int index = this.dataGridView1.Rows.Add();
// for (int j = 0; j <= LineStudentTable.Columns.Count - 1; j++)// 增加列数
// {
// dataGridView1.Rows[index].Cells[j].Value = "";
// }
//}
#endregion
//创建表和填充数据
for (int i = 0; i <= LineStudentTable.Rows.Count - 1; i++) //获取行数
{
int index = this.dataGridView2.Rows.Add(); //添加一行
for (int j = 0; j <= LineStudentTable.Columns.Count - 1; j++) //获取列数
{
//添加数据
dataGridView2.Rows[index].Cells[j].Value = LineStudentTable.Rows[i][j].ToString();
}
}
#endregion
//提示,改变窗体标题栏内容
this.Text = StrMsg;
}
