private void cancel_Click(object sender, EventArgs e)
{
DashBoard d = new DashBoard();
this.Hide();
d.Show();
}
private void delete_Click(object sender, EventArgs e)
{
con.Open();
SqlCommand cmd = new SqlCommand("DROP TABLE " + Session.UNAME + "" + rname.Text + "", con);
cmd.ExecuteNonQuery();
DashBoard d = new DashBoard();
this.Hide();
d.Show();
MessageBox.Show("Deleted", "Grading_System", MessageBoxButtons.OK, MessageBoxIcon.None);
}
private void create_Click(object sender, EventArgs e)
{
try
{
con.Open();
SqlCommand cmd = new SqlCommand("CREATE TABLE [" + Session.UNAME + "" + rname.Text + "] (Name varchar(20) NOT NULL,Enrollment varchar(20) NOT NULL," + sub1.Text + " int NOT NULL ," + sub2.Text + " int NOT NULL ," + sub3.Text + " int NOT NULL ," + sub4.Text + " int NOT NULL ," + sub5.Text + " int NOT NULL,Average VARCHAR(5) NOT NULL,Grade varchar(5) NOT NULL)", con);
cmd.ExecuteNonQuery();
MessageBox.Show("Created Successfull", "Grading_System", MessageBoxButtons.OK, MessageBoxIcon.None);
DashBoard d = new DashBoard();
this.Hide();
d.Show();
}
catch { }
}
private void update_Click(object sender, EventArgs e)
{
con.Open();
SqlCommand cmd = new SqlCommand("UPDATE [User] SET UserName = '******', password = '******', [Class Name] = '" + classname.Text + "', Email = '" + email.Text + "'WHERE (UserName = '******')", con);
int count = cmd.ExecuteNonQuery();
if (count > 0)
{
DashBoard d = new DashBoard();
this.Hide();
d.Show();
MessageBox.Show("Updated Successfully !!!", "Grading_System", MessageBoxButtons.OK, MessageBoxIcon.None);
}
else
{
DashBoard d = new DashBoard();
this.Hide();
d.Show();
MessageBox.Show("there is some problem occur in updation...!", "Grading_System", MessageBoxButtons.OK, MessageBoxIcon.None);
}
con.Close();
}
private void update_Click(object sender, EventArgs e)
{
try
{
con.Open();
int[] a = new int[5];
a[0] = Convert.ToInt32(sub1t.Text);
a[1] = Convert.ToInt32(sub2t.Text);
a[2] = Convert.ToInt32(sub3t.Text);
a[3] = Convert.ToInt32(sub4t.Text);
a[4] = Convert.ToInt32(sub5t.Text);
int sum = 0;
for (int i = 0; i < 5; i++)
{
sum += a[i];
}
float avg = sum / 5;
string avgfinal = avg + "";
if (avg >= 85 && avg <= 100)
{
grade = "AA";
}
else if (avg >= 75 && avg <= 84)
{
grade = "AB";
}
else if (avg >= 65 && avg <= 74)
{
grade = "BB";
}
else if (avg >= 55 && avg <= 64)
{
grade = "BC";
}
else if (avg >= 45 && avg <= 54)
{
grade = "CC";
}
else if (avg >= 40 && avg <= 44)
{
grade = "CD";
}
else if (avg > 35 && avg <= 39)
{
grade = "DD";
}
else if (avg <= 35)
{
grade = "AB";
}
SqlCommand cmd = new SqlCommand("UPDATE [" + tname + "] SET Name = '" + stname + "', Enrollment = '" + enroll.Text + "', " + s[0] + " = '" + sub1t.Text + "', " + s[1] + " = '" + sub2t.Text + "', " + s[2] + " = '" + sub3t.Text + "', " + s[3] + " = '" + sub4t.Text + "', " + s[4] + " = '" + sub5t.Text + "',Average='" + avgfinal + "',Grade='" + grade + "' WHERE (Enrollment = '" + enroll.Text + "')", con);
int count = cmd.ExecuteNonQuery();
if (count > 0)
{
DashBoard d = new DashBoard();
this.Hide();
d.Show();
MessageBox.Show("Updated Successfully !!!", "Grading_System", MessageBoxButtons.OK, MessageBoxIcon.None);
}
else
{
DashBoard d = new DashBoard();
this.Hide();
d.Show();
MessageBox.Show("there is some problem occur in updation...!", "Grading_System", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
con.Close();
}
catch { }
}
