private void button1_Click(object sender, EventArgs e)
{
SqlConnection con = new SqlConnection(cs);
string query = "insert into item_tbl values(@name,@price,@discount)";
SqlCommand cmd = new SqlCommand(query, con);
cmd.Parameters.AddWithValue("@name", NAMEtextBox.Text);
cmd.Parameters.AddWithValue("@price", PRICEtextBox.Text);
cmd.Parameters.AddWithValue("@discount", DISCOUNTtextBox.Text);
con.Open();
int a = cmd.ExecuteNonQuery();
if (a > 0)
{
MessageBox.Show("Item Added Successfully !!", "Success", MessageBoxButtons.OK, MessageBoxIcon.Information);
NAMEtextBox.Clear();
PRICEtextBox.Clear();
DISCOUNTtextBox.Clear();
NAMEtextBox.Focus();
}
else
{
MessageBox.Show("Item is not Added !!", "Failure", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
con.Close();
}
private void UPDATEbutton_Click(object sender, EventArgs e)
{
SqlConnection con = new SqlConnection(cs);
string query = "update item_tbl set item_name = @name, item_price = @price, item_discount = @discount where item_id = @id";
SqlCommand cmd = new SqlCommand(query, con);
cmd.Parameters.AddWithValue("@id", IDtextBox.Text);
cmd.Parameters.AddWithValue("@name", NAMEtextBox.Text);
cmd.Parameters.AddWithValue("@price", PRICEtextBox.Text);
cmd.Parameters.AddWithValue("@discount", DISCOUNTtextBox.Text);
con.Open();
int a = cmd.ExecuteNonQuery();
if (a > 0)
{
MessageBox.Show("Item Updated Successfully !!", "Success", MessageBoxButtons.OK, MessageBoxIcon.Information);
BindGridView();
IDtextBox.Clear();
NAMEtextBox.Clear();
PRICEtextBox.Clear();
DISCOUNTtextBox.Clear();
NAMEtextBox.Focus();
}
else
{
MessageBox.Show("Item is not Updated !!", "Failure", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
con.Close();
}
private void DELETEbutton_Click(object sender, EventArgs e)
{
SqlConnection con = new SqlConnection(cs);
string query = "delete from item_tbl where item_id = @id";
SqlCommand cmd = new SqlCommand(query, con);
cmd.Parameters.AddWithValue("@id", IDtextBox.Text);
con.Open();
int a = cmd.ExecuteNonQuery();
if (a > 0)
{
MessageBox.Show("Item Deleted Successfully !!", "Success", MessageBoxButtons.OK, MessageBoxIcon.Information);
BindGridView();
IDtextBox.Clear();
NAMEtextBox.Clear();
PRICEtextBox.Clear();
DISCOUNTtextBox.Clear();
NAMEtextBox.Focus();
}
else
{
MessageBox.Show("Item is not Deleted !!", "Failure", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
con.Close();
}
private void Clearbutton_Click(object sender, EventArgs e)
{
IDtextBox.Clear();
NAMEtextBox.Clear();
SEMtextBox.Clear();
DEPtextBox.Clear();
UNItextBox.Clear();
}
