public static MngGamePercent GetInstance() { if (_instance == null) { _instance = new MngGamePercent(); } return(_instance); }
private void MngChatPercent_FormClosing(object sender, FormClosingEventArgs e) { if (buttonSave.Enabled == true) { DialogResult result = MessageBox.Show("Do you save any changed?", "Confirm", MessageBoxButtons.YesNoCancel); if (result == DialogResult.Cancel) { e.Cancel = true; return; } if (result == DialogResult.Yes) { SavePercent(); } } _instance = null; }