public static MissingLicensePlateList CreateIfNotExistsAndGetInstance(IMissingPlateClient mlpClient, IExceptionEventObservable parent)
{
lock (mlpLock)
{
if (null == mlpList || mlpList.IsDisposed)
{
mlpList = new MissingLicensePlateList(mlpClient, parent);
}
return(mlpList);
}
}
private async void submitButton_Click(object sender, EventArgs e)
{
var plateNumber = lettersBox.Text + digitsBox.Text;
if (!plateNumber.ValidatePlateNumber())
{
var eventArgs = new ExceptionEventArgs {
ExceptionMessage = Resources.Error_BadLicensePlateNumber
};
ExceptionEventHandler?.Invoke(this, eventArgs);
return;
}
await mlpClient.InsertPlateRecord(plateNumber, DateTime.Now);
await MissingLicensePlateList.CreateIfNotExistsAndGetInstance(mlpClient, this).UpdateDatasource();
await UpdateDlpDataSource();
}
private void showMlpList_Click(object sender, EventArgs e)
{
MissingLicensePlateList mlpList = MissingLicensePlateList.CreateIfNotExistsAndGetInstance(mlpClient, this);
mlpList.Show();
}