private void dataGridView1_CellContentClick(object sender, DataGridViewCellEventArgs e)
{
int id = Convert.ToInt32(dataGridView1.Rows[e.RowIndex].Cells["Id"].Value);
if (dataGridView1.Rows[e.RowIndex].Cells[e.ColumnIndex].Value != null)
{
string command = dataGridView1.Rows[e.RowIndex].Cells[e.ColumnIndex].Value.ToString();
if (command.ToLower() == "delete")
{
try
{
if (MessageBox.Show("Are you sure to Delete", "Message", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
{
var seminar = db.Seminars.Where(ss => ss.Id == id).Include(s => s.AudiencePerSeminars).Include(s => s.PresentersPerSeminars).Include(s => s.RoomStallLocation).FirstOrDefault();
//db.Entry(seminar).State = EntityState.Deleted;
db.Seminars.Remove(seminar);
db.SaveChanges();
MessageBox.Show("Seminar Successfully deleted");
LoadSeminars();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
else if (command.ToLower() == "edit")
{
AddSeminar addSeminar = new AddSeminar(id);
addSeminar.Show();
}
}
}
private void addSeminarToolStripMenuItem1_Click(object sender, EventArgs e)
{
AddSeminar frmAddSeminar = new AddSeminar(0);
frmAddSeminar.Show();
}
