015.xhtml - mozsearch

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<?xml version="1.0" encoding="utf-8"?>

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

<title>Drag and drop of link from object</title>

<style type="text/css">

div

  {width:0;

  height:0;

  border:solid 50px silver;

  border-radius:50px;

  margin-left:auto;}

object

  {width:100%;

  height:300px;

  border:solid medium navy;}

</style>

<script type="application/ecmascript">

var step = 1;

function enterPage(event)

  {event.preventDefault();

  if(step++ > 0)

    {setColor('green silver silver silver');}

  else

    {step = 0;

    setColor('maroon');

    say('Dragenter should fire before dragover and drop');}

function overPage(event)

  {event.preventDefault();

  if(step++ > 1)

    {setColor('green green silver silver');}

  else

    {step = 0;

    setColor('maroon');

    say('Dragover should fire after dragenter');}

function dropIt(event)

  {if(step++ > 1)

    {setColor('green');}

  else

    {step = 0;

    setColor('maroon');

    say('Dragover should fire after dragenter');}

function say(it)

  {document.querySelector('pre').appendChild(document.createTextNode(it + '\n'))}

function setColor(c)

  {document.querySelector('div').setAttribute('style','border-color:' + c)}

</script>

</head>

<body ondragenter="enterPage(event)" ondragover="overPage(event)" ondrop="dropIt(event)">

<object type="application/xhtml+xml" data="helper-drag-me-link-with-circle.xhtml">XHTML document</object>

<div/>

<pre/>

</body>

</html>