//------------------------------------------------------------------------------------------------------------------------------------------------------------------
public void dataGridView1_KeyDown(object sender, KeyEventArgs e)
{
try
{
string keyVal;
keyVal = e.KeyValue.ToString();
if (int.Parse(keyVal) == 40)
{
if (dataGridView1.RowCount != 0 || dataGridView1.RowCount != 1)
{
KeyPressEvent kpe = new KeyPressEvent();
kpe.downArrow("bf", "dgv", this); //mb=ManualBilling, dgv=DataGridView
}
}
else if (int.Parse(keyVal) == 38)
{
KeyPressEvent kpe = new KeyPressEvent();
kpe.upArrow("bf", "dgv", this);
}
else if (int.Parse(keyVal) == 13)
{
KeyPressEvent kpe = new KeyPressEvent();
kpe.enterButton("bf", "dgv", this);
}
else if (int.Parse(keyVal) == 27)
{
dataGridView1.Rows[0].Selected = true;
dataGridView1.CurrentCell = dataGridView1[0, 0];
ActiveControl = txtBoxDescription; // focus on Description textbox
dataGridView1.BorderStyle = BorderStyle.Fixed3D; //change borderStyle to identify active control
txtBoxDescription.BorderStyle = BorderStyle.FixedSingle; //change borderStyle to identify active control
txtBoxDescription.Select(txtBoxDescription.Text.Length, 0); //move cursor into the end of text in the textbox
}
else if (int.Parse(keyVal) == 46)
{
dataGridView1.Rows.RemoveAt(dataGridView1.CurrentCell.RowIndex);
if (dataGridView1.RowCount == 0)
{
ActiveControl = txtBoxDescription; // focus on Description textbox
dataGridView1.BorderStyle = BorderStyle.Fixed3D; //change borderStyle to identify active control
txtBoxDescription.BorderStyle = BorderStyle.FixedSingle; //change borderStyle to identify active control
txtBoxDescription.Select(txtBoxDescription.Text.Length, 0); //move cursor into the end of text in the textbox
}
else
{
dataGridView1.Rows[0].Selected = true;
dataGridView1.CurrentCell = dataGridView1[0, 0];
ActiveControl = txtBoxDescription; // focus on Description textbox
dataGridView1.BorderStyle = BorderStyle.Fixed3D; //change borderStyle to identify active control
txtBoxDescription.BorderStyle = BorderStyle.FixedSingle; //change borderStyle to identify active control
txtBoxDescription.Select(txtBoxDescription.Text.Length, 0); //move cursor into the end of text in the textbox
}
BillGeneration bg = new BillGeneration();
bg.total(this);
}
else
{
if (int.Parse(keyVal) < 65 && int.Parse(keyVal) > 105 && int.Parse(keyVal) != 32)
{
SystemSounds.Hand.Play();
}
}
}
catch (Exception exc)
{
MessageBox.Show("Error Occured, Please Try Again, " + exc.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
