KeyboardEvent.modifiers.html

Enable keyboard shortcuts

<!DOCTYPE HTML>

<html>

    <head>

        <title id='desc'> KeyboardEvent.getModifierState() and 'AltGraph' modifier key </title>

        <script type="text/javascript">

            var PassTest = function()

                document.getElementById("testresult").firstChild.data = "PASS";

            var FailTest = function()

                document.getElementById("testresult").firstChild.data = "FAIL";

            var EVENT = "keydown";

            var TARGET;

            window.onload = function(e)

try

                    TARGET = document.getElementById("target");

                    TARGET.addEventListener(EVENT, TestEvent, true);

                catch(ex)

                    FailTest();

            function TestEvent(evt)

                if ((evt.type == EVENT) && evt.getModifierState("AltGraph"))

                    PassTest();

                    TARGET.removeEventListener(EVENT, TestEvent, true);

                else

                    FailTest();

        </script>

    </head>

    <body>

        <h3>DOM Events</h3>

        <h4>

            Test Description: Some operating systems simulate the 'AltGraph' modifier key

            with the combination of the 'Alt' and 'Control' modifier keys. Implementations

            are encouraged to use the 'AltGraph' modifier key.

        </h4>

        <pre>

            <input id="target" value=""/>

            Steps:

            1) Click in the above textbox using mouse

            2) Press and hold down '{CTRL}' key and then press '{ALT}' key on the keyboard

        </pre>

        <p>Test passes if the word "PASS" appears below after following the above steps.</p>

        <div>Test result: </div>

        <div id='testresult'>FAIL</div>

    </body>

</html>