private void btnSubmit_Click(object sender, EventArgs e)
{
MatrixLinQDataContext con = new MatrixLinQDataContext();
Student s = con.Students.SingleOrDefault(x => x.sName == txtName.Text);
if (s != null)
{
s.sName = txtName.Text;
s.sFatherName = txtFather.Text;
s.sMotherName = txtMother.Text;
s.sContactNo = txtContact.Text;
s.sAdress = txtAddress.Text;
s.sSchool = txtSchools.Text;
s.sClass = txtClass.Text;
s.sSection = txtsection.Text;
s.sFees = int.Parse(txtFees.Text);
con.SubmitChanges();
MessageBox.Show("Success");
}
else
{
MessageBox.Show("Not Update");
}
}
private void btnSubmit_Click(object sender, EventArgs e)
{
MatrixLinQDataContext con = new MatrixLinQDataContext();
teacher t = con.teachers.SingleOrDefault(x => x.teacherName == txtName.Text);
if (t != null)
{
t.teacherName = txtName.Text;
t.teacherEmail = txtMail.Text;
t.teacherContactNo = txtContactNo.Text;
t.teacherAddress = txtAddress.Text;
t.teacherDesignation = txtDesignation.Text;
t.teacherPayPerClass = int.Parse(txtPayment.Text);
con.SubmitChanges();
MessageBox.Show("Success");
}
else
{
MessageBox.Show("Not Update");
}
}
private void FormStudent_Load(object sender, EventArgs e)
{
MatrixLinQDataContext con = new MatrixLinQDataContext();
var ob = con.Students.Where(x => x.sName.StartsWith(searchBox.Text));
searchBox.DataSource = ob.ToList();
searchBox.DisplayMember = "sName";
}
private void FormAddStudent_Load(object sender, EventArgs e)
{
MatrixLinQDataContext con = new MatrixLinQDataContext();
var ob = from f in con.sections
select f;
if (ob.Any())
{
SectionBox.DataSource = ob.ToList();
SectionBox.DisplayMember = "sectionName";
}
}
//connect with linQ
private bool isUserValid()
{
MatrixLinQDataContext con = new MatrixLinQDataContext();
var ob = from f in con.user_logins
where f.uName == UserID.Text &&
f.uPassword == Password.Text
select f;
if (ob.Any())
{
return(true);
}
return(false);
}
private void btnDelete_Click(object sender, EventArgs e)
{
MatrixLinQDataContext con = new MatrixLinQDataContext();
Student s = con.Students.SingleOrDefault(x => x.sName == txtName.Text);
if (s != null)
{
con.Students.DeleteOnSubmit(s);
con.SubmitChanges();
MessageBox.Show(" Deleted");
}
else
{
MessageBox.Show(" Not Found");
}
}
private void button1_Click(object sender, EventArgs e)
{
MatrixLinQDataContext con = new MatrixLinQDataContext();
teacher t = con.teachers.SingleOrDefault(x => x.teacherName == txtName.Text);
if (t != null)
{
con.teachers.DeleteOnSubmit(t);
con.SubmitChanges();
MessageBox.Show(" Deleted");
}
else
{
MessageBox.Show(" Not Found");
}
}
private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)
{
MatrixLinQDataContext con = new MatrixLinQDataContext();
string temp = searchBox.GetItemText(searchBox.SelectedItem);
teacher t = con.teachers.SingleOrDefault(x => x.teacherName == temp);
if (t != null)
{
txtName.Text = t.teacherName;
txtMail.Text = t.teacherEmail;
txtContactNo.Text = t.teacherContactNo;
txtAddress.Text = t.teacherAddress;
txtDesignation.Text = t.teacherDesignation;
txtPayment.Text = t.teacherPayPerClass.ToString();
}
}
private void searchBox_SelectedIndexChanged(object sender, EventArgs e)
{
MatrixLinQDataContext con = new MatrixLinQDataContext();
string temp = searchBox.GetItemText(searchBox.SelectedItem);
Student s = con.Students.SingleOrDefault(x => x.sName == temp);
if (s != null)
{
txtName.Text = s.sName;
txtFather.Text = s.sFatherName;
txtMother.Text = s.sMotherName;
txtContact.Text = s.sContactNo;
txtAddress.Text = s.sAdress;
txtSchools.Text = s.sSchool;
txtClass.Text = s.sClass;
txtsection.Text = s.sSection;
txtFees.Text = s.sFees.ToString();
}
}
private void btnAdd_Click(object sender, EventArgs e)
{
if (txtCourse.Text.Length != 0)
{
MatrixLinQDataContext con = new MatrixLinQDataContext();
section s = new section();
s.sectionName = this.txtCourse.Text;
con.sections.InsertOnSubmit(s);
con.SubmitChanges();
MessageBox.Show("New Section Added");
txtCourse.Text = "";
}
else
{
MessageBox.Show("Error");
}
}
private void btnSubmit_Click(object sender, EventArgs e)
{
if (!isFieldEmpty())
{
MatrixLinQDataContext con = new MatrixLinQDataContext();
teacher t = new teacher();
t.teacherName = txtName.Text;
t.teacherEmail = txtMail.Text;
t.teacherContactNo = txtContactNo.Text;
t.teacherBloodGroup = bloodGroup.SelectedItem.ToString();
t.teacherReligion = religion.SelectedItem.ToString();
t.teacherAddress = txtAddress.Text;
t.teacherJoinDate = joinDate.Value.ToString("dd/MM/yyyy");
t.teacherDesignation = txtDesignation.Text;
t.teacherPayPerClass = Convert.ToInt32(txtPayment.Text);
con.teachers.InsertOnSubmit(t);
con.SubmitChanges();
MessageBox.Show("New User Added");
}
}
private void btnUpdate_Click(object sender, EventArgs e)
{
MatrixLinQDataContext con = new MatrixLinQDataContext();
user_login uc = con.user_logins.SingleOrDefault(x => x.uName == Utility.UserName &&
x.uPassword == this.txtCurrentPassword.Text);
if (uc != null)
{
uc.uPassword = newPass.Text;
con.SubmitChanges();
this.Dispose();
MessageBox.Show("Password Changed");
}
else
{
MessageBox.Show("Error");
txtCurrentPassword.Text = "";
newPass.Text = "";
rePass.Text = "";
}
}
private void btnSubmit_Click(object sender, EventArgs e)
{
if (!isFieldEmpty())
{
MatrixLinQDataContext con = new MatrixLinQDataContext();
Student s = new Student();
s.sName = txtName.Text;
s.sFatherName = txtFather.Text;
s.sMotherName = txtMother.Text;
s.sContactNo = txtContact.Text;
s.sGender = gender.SelectedItem.ToString();
s.sAdress = txtAddress.Text;
s.sDateOfBirth = DoB.Value.ToString("dd/MM/yyyy");
s.sJoiningDate = JoiningDate.Value.ToString("dd/MM/yyyy");
s.sSchool = txtSchools.Text;
s.sClass = ClassBox.SelectedItem.ToString();
s.sSection = SectionBox.GetItemText(SectionBox.SelectedItem);
s.sFees = int.Parse(txtFees.Text);
con.Students.InsertOnSubmit(s);
con.SubmitChanges();
MessageBox.Show("New Student Added");
}
}
