protected void Semester_DDL_SelectedIndexChanged(object sender, EventArgs e)
{
//定義Details_DataTable及內部資料行(要有那些欄位)
DataTable Details_DataTable = new DataTable();
Details_DataTable.Columns.Add("ID");
Details_DataTable.Columns.Add("Name");
Details_DataTable.Columns.Add("Department");
Details_DataTable.Columns.Add("Job");
Details_DataTable.Columns.Add("Degree");
Details_DataTable.Columns.Add("Exp");
Details_DataTable.Columns.Add("Address");
Details_DataTable.Columns.Add("Field");
Details_DataTable.Columns.Add("Exam_Point");
Commit_DV_1.DataSource = Details_DataTable;
Commit_DV_1.DataBind();
Commit_DV_2.DataSource = Details_DataTable;
Commit_DV_2.DataBind();
Commit_DV_3.DataSource = Details_DataTable;
Commit_DV_3.DataBind();
// 抓取使用者所選期別並刷新資料表格
SemesterChanged(int.Parse(Semester_DDL.SelectedValue));
}
private void GetProfDetail(DataTable dataTable, int row)
{
// semester 使用者所選學期
// Details_DataTable 儲存查詢到的三筆審查委員資料
var semester = int.Parse(Batch_DDL.SelectedValue);
//定義Details_DataTable及內部資料行(要有那些欄位)
DataTable Details_DataTable = new DataTable();
Details_DataTable.Columns.Add("ID");
Details_DataTable.Columns.Add("Name");
Details_DataTable.Columns.Add("Department");
Details_DataTable.Columns.Add("Job");
Details_DataTable.Columns.Add("Degree");
Details_DataTable.Columns.Add("Exp");
Details_DataTable.Columns.Add("Address");
Details_DataTable.Columns.Add("Field");
Details_DataTable.Columns.Add("Exam_Point");
SqlConnection connection = new SqlConnection(ConStr);
DataSet dataSet = new DataSet();
for (int col = 4; col <= 6; col++)
{
// PF_ID 教師編號
var PF_ID = dataTable.Rows[row][col];
//查詢指令
string Transform_queryString =
"SELECT Teacher.ID, Teacher.Name, Teacher.Department, Teacher.Job, Teacher.Degree, Teacher.Exp, Teacher.Address, Teacher.Field, ExamPoint_Log.Exam_Point " +
"FROM Teacher CROSS JOIN ExamPoint_Log " +
"WHERE (ExamPoint_Log.Batch = " + semester + " OR ExamPoint_Log.Batch = N'0' ) AND (ExamPoint_Log.ID = " + PF_ID + ") AND (Teacher.ID = " + PF_ID + ")";
//將查詢到的資料填入dataset中，名為4、5、6的三個table
//註：table名稱乃對應Student_DV的4、5、6列
//資料傳送路徑：SQL -> adapter -> dataset -> 三個Commit_DV
SqlDataAdapter dataAdapter = new SqlDataAdapter();
dataAdapter.TableMappings.Add("Table", col.ToString());
connection.Open();
SqlCommand command = new SqlCommand(Transform_queryString, connection)
{
CommandType = CommandType.Text
};
dataAdapter.SelectCommand = command;
dataAdapter.Fill(dataSet);
connection.Close();
}
// 將Commit_DV的資料來源綁定
// 已填入三筆審查委員資料的dataTable
Commit_DV_1.DataSource = dataSet.Tables["4"];
Commit_DV_1.DataBind();
Commit_DV_2.DataSource = dataSet.Tables["5"];
Commit_DV_2.DataBind();
Commit_DV_3.DataSource = dataSet.Tables["6"];
Commit_DV_3.DataBind();
}
//當使用者選取Student_GV之中某一特定研究生時，
//顯示審查委員資料的三個Commit_DV會分別顯示三名委員的詳細資料
//Student GridView To Commit DetailsView -> STGV2CMDV
private void STGV2CMDV(DataTable dataTable, int row)
{
DataSet dataSet = new DataSet();
//將查詢到的資料填入dataset中，名為4、5、6的三個table
//註：table名稱乃對應Student_DV的4、5、6列
//資料傳送路徑：SQL -> adapter -> dataset -> 三個Commit_DV
for (int col = 4; col <= 6; col++)
{
// PF_ID 教師編號
var PF_ID = dataTable.Rows[row][col];
GetProfDetail(PF_ID, dataSet, col.ToString());
}
// 將Commit_DV的資料來源綁定
// 已填入三筆審查委員資料的dataSet
Commit_DV_1.DataSource = dataSet.Tables["4"];
Commit_DV_1.DataBind();
Commit_DV_2.DataSource = dataSet.Tables["5"];
Commit_DV_2.DataBind();
Commit_DV_3.DataSource = dataSet.Tables["6"];
Commit_DV_3.DataBind();
}