private void btngetdatao_Click(object sender, EventArgs e) { btnSave.Enabled = false; btnDelete.Enabled = true; btnUpdate.Enabled = true; frmDetailProductRecord or = new frmDetailProductRecord(); if (Application.OpenForms.OfType <frmDetailProductRecord>().Any()) { Application.OpenForms.OfType <frmDetailProductRecord>().First().Close(); or.Show(); } else { or.Show(); } }
private void productRecordToolStripMenuItem_Click(object sender, EventArgs e) { frmDetailProductRecord dpr = new frmDetailProductRecord(); dpr.Show(); }