testing/web-platform/tests/html/editing/dnd/reload/001.xhtml
author Mozilla Releng Treescript <release+treescript@mozilla.org>
Thu, 26 May 2022 19:04:32 +0000
changeset 618971 a1b112c9da0712ae2ab1a77587b32410b97951cc
parent 388141 f95a678186b46649eee6cf8c6adbdf46c320f300
permissions -rw-r--r--
no bug - Bumping Firefox l10n changesets r=release a=l10n-bump DONTBUILD es-AR -> c85f185f34a834895d755cde348530351ebb4835 eu -> 8ebe067658222f98ca856461394427dc3d74b135 fr -> 5887102b364eb8139189eafd56ef8afaea0dfba0 hu -> 12c637a0f2c1cf40e89bac39e2b0f7ec436216a6 it -> 35811aafe0c96a6fe1ebac94a87d40e8c70c0b30 sk -> 0e3d826ed292dfd9d5d6297f9140acabfed2fff2 zh-CN -> 89af38e4810f336cd981c56d733685d016f35e67 zh-TW -> acea5a2ae602b8729819e0b32600821921864979

<?xml version="1.0" encoding="utf-8"?>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Reload during canvas drag and drop roundtrip</title>
<style type="text/css">
img
  {margin:0 2px;}
</style>
<script type="application/ecmascript">
function addImage(event)
  {var c = document.createElement('img');
  c.setAttribute('src',event.dataTransfer.getData('text/uri-list').replace(/\r\n$/,''));
  document.querySelector('p').appendChild(c);}
function start(event)
  {event.dataTransfer.effectAllowed = 'copy';
  event.dataTransfer.setData('text/uri-list', document.querySelector('canvas').toDataURL('image/png'));
  window.location.reload();}
</script>
</head>
<body>
<p>
  <canvas width="100" height="100" draggable="true" ondragstart="start(event)" ondragenter="event.preventDefault()" ondragover="return false" ondrop="addImage(event)">Canvas</canvas>
</p>
<p>Drag canvas pattern around page and then drag it back and drop on itself. It should be duplicated once you drop it.</p>
<script type="application/ecmascript">
var canvas = document.querySelector('canvas'),
c = canvas.getContext('2d');
for(var x = 0; x != 50; x++)
  {c.fillStyle = (x%2 == 0)?'navy':'white';
  c.beginPath();
  c.moveTo(x,x);
  c.lineTo(100-x,x);
  c.lineTo(100-x,100-x);
  c.lineTo(x,100-x);
  c.closePath();
  c.fill();}
</script>
</body>
</html>