private void exitBtn_Click(object sender, EventArgs e)
{
string teacher = tbxTeacher.Text;
string grade = tbxGrade.Text;
string room = tbxRoom.Text;
string date = tbxDate.Text;
Info info = new Info(teacher, grade, room, date);
if ((fs = SeatDB.WriteSeats(fs, dt, info)) != null)
{
SeatDB.FileClose(fs);
}
else
{
MessageBox.Show("file Write failed");
}
this.Close();
}
public Form1()
{
InitializeComponent();
// build the grid view
dt = new DataTable();
createLayout();
if ((fs = SeatDB.FileOpen()) != null)
{
Info info = SeatDB.ReadSeats(fs, dt);
tbxTeacher.Text = info.Teacher;
tbxGrade.Text = info.Grade;
tbxRoom.Text = info.Room;
tbxDate.Text = info.Date;
}
}
public search(FileStream fs, DataTable dt, string searchItem)
{
InitializeComponent();
seats = SeatDB.ReadSeatList(fs, dt);
SeatDB.QuickSort(seats, 0, seats.Count - 1);
int position = SeatDB.BinarySearch(seats, searchItem);
string Item = "";
if (position != -1)
{
Item = seats[position].Name;
}
lbxList.Items.Add("Student" + "\t" + "Across" + "\t" + "Down");
foreach (seat s in seats)
{
if (s.Name != "" && s.Name != "Front Desk")
{
if (s.Name.CompareTo(Item) == 0)
{
lbxList.Items.Add(s.Name + "\t" + s.Row + "\t" + s.Col);
lbxList.SelectedItem = (s.Name + "\t" + s.Row + "\t" + s.Col);
txbSearch.Text = s.Name;
}
else
{
lbxList.Items.Add(s.Name + "\t" + s.Row + "\t" + s.Col);
}
}
}
}