private void ShowSnapshot(Bitmap snapshot) { if (InvokeRequired) { Invoke(new Action <Bitmap>(ShowSnapshot), snapshot); } else { if (snapshotForm == null) { snapshotForm = new SnapshotForm(); snapshotForm.FormClosed += new FormClosedEventHandler(snapshotForm_FormClosed); snapshotForm.Show(); } snapshotForm.SetImage(snapshot); } }
private void snapshotForm_FormClosed(object sender, FormClosedEventArgs e) { snapshotForm = null; }