private void button4_Click(object sender, EventArgs e) { printer = new HengeslterSerialPrinter(comboBox1.Text); if (printer.Open()) { button4.Enabled = false; } }
private void button4_Click(object sender, EventArgs e) { printer = new HengeslterSerialPrinter(comboBox1.Text); if (printer.Open()) button4.Enabled = false; }