private void btnAddTeacher_Click(object sender, EventArgs e)
{
TeacherCategory.BaseTeacherForm btf = new TeacherCategory.BaseTeacherForm();
TaaliClasses.DataList data = new TaaliClasses.DataList();
btf.Teachers = data.TeacherList().Where(t => t.SubjectTeachers.Where(st =>
st.SubjectID == this.TheSubject.SubjectID && st.Active).Count() > 0 &&
(from tt in t.TimeTeachers
join uht in this.Times
on tt.TimeID equals uht.HoldingTimeID
where uht.Enabled && tt.Active
select tt.Teacher).Count() > 0 &&
(from ti in this.Times
join tt in this.TimeTableCells
on ti.HoldingTimeID equals tt.TimeTeacher.TimeID
where tt.TimeTeacher.TeacherID == t.TeacherID
select ti).Count() == 0).ToList();
btf.SetDontShowControls();
btf.MultiSelect = false;
DialogResult dr = btf.ShowDialog();
if (dr == System.Windows.Forms.DialogResult.OK)
{
try
{
this.TheTeacher = taali.Teachers.ToList().Where(t => t.TeacherID == btf.SelectedItems
.SelectedItems[0].TeacherID && t.SubjectTeachers.Where(st => st.Active &&
st.SubjectID == this.TheSubject.SubjectID).Count() > 0 &&
(from tt in t.TimeTeachers
join ti in this.Times
on tt.TimeID equals ti.HoldingTimeID
where ti.Enabled
select tt.Teacher).Count() > 0).Single();
this.boxTeacher.Text = this.TheTeacher.ToString();
this.btnAddTeacher.Enabled = false;
this.btnDeleteTeacher.Enabled = true;
this.btnAddClass.Enabled = true;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "خطا",
MessageBoxButtons.OK, MessageBoxIcon.Error, MessageBoxDefaultButton.Button1,
MessageBoxOptions.RtlReading);
}
}
}
private void btnAddTeacher_Click(object sender, EventArgs e)
{
TeacherCategory.BaseTeacherForm btf = new TeacherCategory.BaseTeacherForm();
TaaliDataDataContext taali = new TaaliDataDataContext();
btf.Teachers = taali.TimeTeachers.Select(tt => tt.Teacher).Distinct()
.OrderBy(t => t.FirstName).OrderBy(t => t.LastName).ToList();
btf.SetDontShowControls();
btf.MultiSelect = true;
DialogResult dr = btf.ShowDialog();
if (dr == System.Windows.Forms.DialogResult.OK)
{
int id = 0;
if (btf.SelectedItems.SelectedItems == null || btf.SelectedItems.SelectedItems.Count == 0)
{
return;
}
if (this.Teachers == null || this.Teachers.Count() == 0)
{
this.Teachers = btf.SelectedItems.SelectedItems.ToList();
}
else
{
this.Teachers.AddRange(from g in btf.SelectedItems.SelectedItems
where this.Teachers.Where(gr =>
gr.TeacherID == g.TeacherID).Count() == 0
select g);
}
this.Teachers = (from t in this.Teachers
orderby t.LastName, t.FirstName
select t).ToList();
this.dataSource.DataSource = this.Teachers;
foreach (var s in btf.SelectedItems.SelectedItems)
{
int i = this.Teachers.IndexOf(this.Teachers.Where
(t => t.TeacherID == s.TeacherID).Single());
this.teacherDataGridView.Rows[i].Selected = true;
}
if (this.teacherDataGridView.RowCount > 0)
{
this.btnDeleteTeacher.Enabled = true;
}
}
}