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// Event definieren this.textBox1.KeyDown += new System.Windows.Forms.KeyEventHandler(this.textBox1_KeyDown); // Eingaben prüfen private void textBox1_KeyDown(object sender, KeyEventArgs e) { if (e.KeyCode == Keys.Enter) MessageBox.Show("Enter"); }
private void textBox1_KeyPress(object sender, KeyPressEventArgs e){ e.Handled = true;}