private void btnAdd_Click(object sender, EventArgs e)
{
ItemEditForm addItemForm = new ItemEditForm();
addItemForm.TopLevel = false;
addItemForm.MdiParent = (MainForm)Parent.Parent;
addItemForm.FormClosing += AddEditItemForm_FormClosing;
addItemForm.Show();
}
private void btnEdit_Click(object sender, EventArgs e)
{
int index = int.Parse(dataGridView1.CurrentRow.Cells[0].Value.ToString());
ItemEditForm editItemForm = new ItemEditForm(index);
editItemForm.TopLevel = false;
editItemForm.MdiParent = (MainForm)Parent.Parent;
editItemForm.FormClosing += AddEditItemForm_FormClosing;
editItemForm.Show();
}