private void textbox_KeyDown(object sender, KeyEventArgs e)
{
// 如果按下组合键CTRL+Enter
if (e.KeyData == (Keys.Control | Keys.Enter))
{
...
}
}
private void textbox_KeyDown(object sender, KeyEventArgs e)
{
// 如果按下组合键CTRL+R
if (e.Control && e.KeyCode == Keys.R)
...
}
private void textbox_KeyDown(object sender, KeyEventArgs e)
{
// 如果按下组合键CTRL+A
if(e.Modifiers == Keys.Control && e.KeyCode == Keys.A)
...
}
以上3种都可以