private void returnBookToolStripMenuItem_Click(object sender, EventArgs e) { if (ActiveMdiChild != null) { ActiveMdiChild.Close(); } frmBookReturn bookReturn = new frmBookReturn(); bookReturn.Show(); bookReturn.MdiParent = this; }
private void btnSelect_Click(object sender, EventArgs e) { if (lvBookReturn.SelectedItems.Count == 0) { MessageBox.Show("Please select a book to return", "Return Book", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); return; } GlobalVariable.selectedIssueID = int.Parse(lvBookReturn.SelectedItems[0].SubItems[1].Text); if (ActiveMdiChild != null) { ActiveMdiChild.Close(); } frmBookReturn bookReturn = new frmBookReturn() { MdiParent = MdiParent }; bookReturn.Show(); //bookReturn.MdiParent = this; }