private void dgvClass_UserDeletingRow(object sender, DataGridViewRowCancelEventArgs e)
{
int id = 0;
if (int.TryParse(e.Row.Cells[0].Value.ToString(), out id))
{
var db = new LINQDataContext();
db.Priority_ProfessorDeleteClass(id);
db.Classroom_TimeDeleteClass(id);
db.Group_ID_ListDeleteClass(id);
db.ClassDelete(id);
db.Dispose();
}
}
private void dgvClass_UserDeletingRow(object sender, DataGridViewRowCancelEventArgs e)
{
int id = 0;
if (int.TryParse(e.Row.Cells[0].Value.ToString(), out id))
{
var db = new LINQDataContext();
db.Priority_ProfessorDeleteClass(id);
db.Classroom_TimeDeleteClass(id);
db.Group_ID_ListDeleteClass(id);
db.ClassDelete(id);
db.Dispose();
}
}
private void chkFragmental_CheckedChanged(object sender, EventArgs e)
{
this.Cursor = Cursors.WaitCursor;
try
{
ResultForm._setting.Fragmental_Classes = chkFragmental.Checked;
if (ResultForm._setting.Fragmental_Classes)
{
#region Fragment the Class more than two units
var dbClasses = DB.Classes.ToList();
//
/// A list for store any class by unit more than 2.
/// Tuple< Classes, Unit >
List <Tuple <Class, int> > lstFragmentClass = new List <Tuple <Class, int> >();
//
// Delete old classroom, because it has this class information!
new LINQDataContext().Classroom_TimeDeleteAll();
//
// Search for any class by unit more than 2.
foreach (var any in dbClasses)
{
if (any.Practical_unit + any.Theory_unit > 2)
{
lstFragmentClass.Add(new Tuple <Class, int>(any, any.Practical_unit + any.Theory_unit));
}
}
//
// Read any Finded Class and Fragment that to 2 Unit Quantums.
foreach (var anyClass in lstFragmentClass)
{
int u = 0;
do
{
int id = findNewClassID(); // create a new class ID
//
// delete old and hyper data
DB.Group_ID_ListDeleteClass(id);
DB.Priority_ProfessorDeleteClass(id);
//
Class c = new Class() // create new Classes
{
Class_ID = id,
Course_ID = anyClass.Item1.Course_ID,
RoomType = anyClass.Item1.RoomType,
Practical_unit = 0,
Theory_unit = ((anyClass.Item2 - u) >= 2) ? 2 : 1
};
//
// create new Group_ID_List for this new Class
List <Group_ID_List> g = new List <Group_ID_List>();
g.AddRange(anyClass.Item1.Group_ID_Lists);
for (int i = 0; i < g.Count; i++)
{
g[i].Class_ID = id;
}
//
// create new Priority_Professor for this new Class
List <Priority_Professor> p = new List <Priority_Professor>();
p.AddRange(anyClass.Item1.Priority_Professors);
for (int i = 0; i < p.Count; i++)
{
p[i].Class_ID = id;
}
//
// add new data to DB
DB.ClassSave(c.Class_ID, c.Course_ID, c.Practical_unit, c.Theory_unit, c.RoomType);
foreach (var anyG in g)
{
DB.Group_ID_ListSave(anyG.Group_ID, anyG.Class_ID);
}
foreach (var anyP in p)
{
DB.Priority_ProfessorSave(anyP.Professor_ID, anyP.Class_ID, anyP.Priority);
}
//DB.Classes.InsertOnSubmit(c);
//DB.SubmitChanges();
//DB.Group_ID_Lists.InsertAllOnSubmit(g);
//DB.Priority_Professors.InsertAllOnSubmit(p);
//DB.SubmitChanges();
u += 2;
}while (anyClass.Item2 - u > 0);
//
// delete old class data (original class who has more than 2 units)
DB.Group_ID_ListDeleteClass(anyClass.Item1.Class_ID);
DB.Priority_ProfessorDeleteClass(anyClass.Item1.Class_ID);
DB.ClassDelete(anyClass.Item1.Class_ID);
}
#endregion
MakeClassSchedule.Algorithm.Configuration.GetInstance.ParseFile(new LINQDataContext());
chkFragmental.Enabled = false;
}
}
finally
{
this.Cursor = Cursors.Default;
}
}
