Example of `Ctrl-Enter` key event handling in JavaScript

The following sample demonstrates the handling of Ctrl-Enter event in Javascript. You might wish to embed the code like this in Greasemonkey script with some modifications due to limitations in sandbox environment¹⁾. The example of Greasemonkey script for http://babelfish.yahoo.com online translator can be found here (1.07 KiB, 189 downloads).

<html>
<head>
    <title>Ctrl-Enter test</title>
</head>
<body>
 
<form name="test">
<textarea name="message" rows="6" cols="40" wrap="virtual"></textarea>
 
<script type="text/javascript">
    function ctrlenter(k)
    {
        if (k)
        {
            ctrl = k.ctrlKey;
            k = k.which;
        }
        else
        {
            k = event.keyCode;
            ctrl = event.ctrlKey;
        }
 
        if ((k==13 && ctrl) || (k==10))
        {
            alert('Ctrl-Enter was pressed');
            //this.form.submit();
            return false; // consume the event
        }
 
        return true;
    }
 
    document.forms.test.message.onkeydown = ctrlenter;
</script>
 
</form>
 
</body>
</html>

greasemonkey

¹⁾ See XPCNativeWrappers description and Avoid Common Pitfalls in Greasemonkey notes

Example of Ctrl-Enter key event handling in JavaScript

Example of `Ctrl-Enter` key event handling in JavaScript