private void arabaEkleToolStripMenuItem_Click(object sender, System.EventArgs e)
{
AddCarForm addCarForm = new AddCarForm();
addCarForm.MdiParent = this;
addCarForm.Show();
}
private void AddCar()
{
AddCarForm form = new AddCarForm();
form.MdiParent = this;
form.cb_Country.DataSource = Data.CountriesOfOrigin;
form.cb_Importer.DataSource = Data.Importers;
form.Show();
}