前田稔(Maeda Minoru)の超初心者のプログラム入門
private void button1_Click(object sender, EventArgs e) { str = textBox1.Text; Invalidate(); MessageBox.Show(str,"Button Click"); } |
private Button button1; private TextBox textBox1; private string str = "Windows"; |
public MyForm() { InitializeComponent(); Paint += new PaintEventHandler(MyHandler); } |
private void MyHandler(object sender, PaintEventArgs e) { Graphics g = e.Graphics; Font f = new Font("MS 明朝", 40); g.DrawString(str, f, Brushes.Blue, new PointF(10F, 80F)); } |
textBox1.KeyDown += new KeyEventHandler(textBox1_KeyDown); |
private void textBox1_KeyDown(object sender, KeyEventArgs e) { if (e.KeyCode == Keys.Enter) { MessageBox.Show(textBox1.Text); } } |