Checking Events for Key and Mouse Button Pressed

Checking Events for Key and Mouse Button Pressed : Key Event : Event onMethod JAVASCRIPT DHTML TUTORIALS



/*
JavaScript Bible, Fourth Edition
by Danny Goodman 

John Wiley & Sons CopyRight 2001
*/

<HTML>
<HEAD>
<TITLE>Button and Key Properties</TITLE>
<SCRIPT LANGUAGE="JavaScript">
function checkWhich(evt) {
    evt = (evt) ? evt : (window.event) ? window.event : ""
    if (evt) {
        var thingPressed = ""
        var elem = (evt.target) ? evt.target : evt.srcElement
        if (evt.which) {
            thingPressed = evt.which
        } else {
            if (elem.type == "textarea") {
                thingPressed = evt.keyCode
            } else if (elem.type == "button") {
                thingPressed = evt.button
            }
        }
        status = thingPressed
    }
    return false
}
</SCRIPT>
</HEAD>
<BODY>
<H1>Button and Key Properties</H1> (results in the status bar)
<HR>
<FORM>
<P>Mouse down atop this
<INPUT TYPE="button" VALUE="Button" onMouseDown="checkWhich(event)"> 
this link</A> or this
<INPUT TYPE="button" VALUE="Button" onMouseDown="checkWhich(event)"> 
with either mouse button (if you have more than one).</P>
<P>Enter some text with uppercase and lowercase letters:
<TEXTAREA COLS=40 ROWS=4 onKeyPress="checkWhich(event)" WRAP="virtual">
</TEXTAREA></P>
</FORM>
</BODY>
</HTML>

Checking Events for Key and Mouse Button Pressed : Key Event : Event onMethod JAVASCRIPT DHTML TUTORIALS

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Checking Events for Key and Mouse Button Pressed

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