private void pictureBox9_Click(object sender, EventArgs e)
{
try
{
dgstudent.DataSource = null;
dgfess.DataSource = null;
dgfess.Visible = false;
tbstudent.Visible = true;
tbstudent.SelectedIndex = 1;
CourseDT = CourseAdapter.SelectCourse();
cmbscoure.DataSource = CourseDT;
cmbscoure.DisplayMember = "CourseName";
cmbscoure.ValueMember = "Coursefees";
cmbscoure.Text = "SELECT";
TeaDT = TeaAdapter.select();
cmmtach.DataSource = TeaDT;
cmmtach.DisplayMember = "TeacherName";
cmmtach.ValueMember = "ID";
cmmtach.Text = "SELECT";
txtsname.Text = "";
lblrecord.Text = "";
}
catch (Exception a)
{
MessageBox.Show(a.Message.ToString(), "Error!! Student");
}
}
private void button15_Click(object sender, EventArgs e)
{
try{
if (txtcid.Text == "")
{
MessageBox.Show("Please, Enter Course ID", "Student");
}
else
{
CourseDT = CourseAdapter.SelectCoursebyID(Convert.ToInt32(txtcid.Text));
if (CourseDT.Rows.Count > 0)
{
gpupdatecourse.Visible = true;
txtcname.Text = CourseDT.Rows[0]["Coursename"].ToString();
txtcfees.Text = CourseDT.Rows[0]["CourseFees"].ToString();
cmbcduration.SelectedItem = CourseDT.Rows[0]["Duration"].ToString();
}
else
{
MessageBox.Show("Invalid Course ID", " Student");
}
}
}
catch (Exception a)
{
MessageBox.Show(a.Message.ToString(), "Error !!");
}
}
private void pictureBox7_Click(object sender, EventArgs e)
{
try
{
tbstudent.Visible = true;
tbstudent.SelectedIndex = 4;
CourseDT = CourseAdapter.SelectCourse();
dgcourse.DataSource = CourseDT;
}
catch (Exception a)
{
MessageBox.Show(a.Message.ToString(), "Error!! Student");
}
}
private void tbstudent_SelectedIndexChanged(object sender, EventArgs e)
{
try
{
if (tbstudent.SelectedIndex == 0)
{
tbstudent.Visible = true;
//tbstudent.SelectedIndex = 0;
studentclear();
CourseDT = CourseAdapter.SelectCourse();
cmbcourse.DataSource = CourseDT;
cmbcourse.DisplayMember = "CourseName";
cmbcourse.ValueMember = "Coursefees";
cmbcourse.SelectedIndex = 0;
}
else if (tbstudent.SelectedIndex == 1)
{
tbstudent.Visible = true;
dgstudent.DataSource = null;
dgfess.DataSource = null;
dgfess.Visible = false;
//tbstudent.SelectedIndex = 1;
CourseDT = CourseAdapter.SelectCourse();
cmbscoure.DataSource = CourseDT;
cmbscoure.DisplayMember = "CourseName";
cmbscoure.ValueMember = "Coursefees";
cmbscoure.Text = "SELECT";
TeaDT = TeaAdapter.select();
cmmtach.DataSource = TeaDT;
cmmtach.DisplayMember = "TeacherName";
cmmtach.ValueMember = "ID";
cmmtach.Text = "SELECT";
txtsname.Text = "";
lblrecord.Text = "";
}
else if (tbstudent.SelectedIndex == 2)
{
tbstudent.Visible = true;
lblfees.Text = "";
//tbstudent.SelectedIndex = 2;
lblfeeerror.Text = "";
gpupdatefees.Visible = false;
txtfeeid.Text = "";
txtfeeadd.Text = "";
btnedit.Visible = false;
}
else if (tbstudent.SelectedIndex == 3)
{
lblcourse.Text = "";
tbstudent.Visible = true;
// tbstudent.SelectedIndex = 3;
}
else if (tbstudent.SelectedIndex == 4)
{
tbstudent.Visible = true;
// tbstudent.SelectedIndex = 4;
CourseDT = CourseAdapter.SelectCourse();
dgcourse.DataSource = CourseDT;
}
else if (tbstudent.SelectedIndex == 5)
{
}
else if (tbstudent.SelectedIndex == 6)
{
dgteacher.DataSource = null;
TeaDT = TeaAdapter.select();
dgteacher.DataSource = TeaDT;
}
else if (tbstudent.SelectedIndex == 7)
{
lblerror.Text = "";
if (userid == 1 || userid == 2)
{
tbadmin.Visible = true;
lblerror.Visible = false;
lblerror.Text = "";
txtsid.Text = "";
dgstu.Visible = false;
dgstu.DataSource = null;
btndel.Visible = false;
}
else
{
tbadmin.Visible = false;
lblerror.Visible = true;
lblerror.Text = "Sorry !!, You are unable to get this faclity !!";
}
}
}
catch (Exception a)
{
MessageBox.Show(a.Message.ToString(), "Error!! Student");
}
}
private void button2_Click(object sender, EventArgs e)
{
try
{
int blank = 0;
if (txtname.Text == "")
{
lblnamee.Visible = true;
blank = 1;
}
else
{
lblnamee.Visible = false;
}
if (txtsurname.Text == "")
{
lblsurnamee.Visible = true;
blank = 1;
}
else
{
lblsurnamee.Visible = false;
}
if (txtemail.Text == "")
{
lblemaile.Visible = true;
blank = 1;
}
else
{
lblemaile.Visible = false;
}
if (txtemail.Text.Contains("@") && txtemail.Text.Contains("."))
{
lblemaile.Visible = false;
}
else
{
lblemaile.Visible = true;
blank = 1;
}
if (txtcontact.Text == "")
{
lblmoe.Visible = true;
blank = 1;
}
else
{
lblmoe.Visible = false;
}
if (blank == 0)
{
lblmoe.Visible = false;
lblemaile.Visible = false;
lblnamee.Visible = false;
lblsurnamee.Visible = false;
//gpcourse.Visible = true;
Drpyear.SelectedItem = 0;
gpcourse.Enabled = true;
CourseDT = CourseAdapter.SelectCourse();
cmbcourse.DataSource = CourseDT;
cmbcourse.DisplayMember = "CourseName";
cmbcourse.ValueMember = "Coursefees";
cmbcourse.Text = "SELECT";
TeaDT = TeaAdapter.select();
cmbteacher.DataSource = TeaDT;
cmbteacher.DisplayMember = "TeacherName";
cmbteacher.ValueMember = "ID";
cmbteacher.Text = "SELECT";
txtfees.Text = "";
}
}
catch (Exception a)
{
MessageBox.Show(a.Message.ToString(), "Error!! Student");
}
}