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products/Sources/formale Sprachen/C/Firefox/dom/serializers/tests/mochitest/ (Firefox Browser Version 153.0.1^©) Datei vom 27.6.2026 mit Größe 3 kB

Quelle test_copyimage.html

Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/dom/serializers/tests/mochitest/test_copyimage.html

<!DOCTYPE HTML>
<html>

<head>
  <title>Test for copy image</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=518249">Mozilla Bug 518249</a>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=952456">Mozilla Bug 952456</a>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
<script class="testbody" type="text/javascript">

function testCopyImage () {
  var Ci = SpecialPowers.Ci;
  var Cc = SpecialPowers.Cc;
  var clipboard = SpecialPowers.Services.clipboard;

  function getClipboardData(mime) {
    var transferable = Cc['@mozilla.org/widget/transferable;1']
                       .createInstance(Ci.nsITransferable);
    var loadingContext = SpecialPowers.wrap(window).docShell
                                      .QueryInterface(Ci.nsILoadContext);
    transferable.init(loadingContext);
    transferable.addDataFlavor(mime);
    clipboard.getData(transferable, 1, SpecialPowers.wrap(window).browsingContext.currentWindowContext);
    var data = SpecialPowers.createBlankObject();
    transferable.getTransferData(mime, data);
    return data;
  }

  function testClipboardValue(mime, expected) {
    var data = SpecialPowers.wrap(getClipboardData(mime));
    var str = data.value == null ? data.value :
              data.value.QueryInterface(Ci.nsISupportsString).data;
    is(str, expected, "clipboard has correct [" + mime + "] content")
  }

  //--------- Prepare data and copy it.

  // Select the node.
  var node = document.getElementById('image');

  // Set node and copy image.
  var docShell = SpecialPowers.wrap(window).docShell;
  var documentViewer = docShell.docViewer
                               .QueryInterface(Ci.nsIDocumentViewerEdit);
  documentViewer.setCommandNode(node);
  documentViewer.copyImage(documentViewer.COPY_IMAGE_ALL);

  //--------- Let's check the content of the clipboard now.

  // Does the clipboard contain text/plain data ?
  ok(clipboard.hasDataMatchingFlavors(["text/plain"], clipboard.kGlobalClipboard), "clipboard contains unicode text");
  // Does the clipboard contain text/html data ?
  ok(clipboard.hasDataMatchingFlavors(["text/html"], clipboard.kGlobalClipboard), "clipboard contains html text");
  // Does the clipboard contain image data ?
  ok(clipboard.hasDataMatchingFlavors(["image/png"], clipboard.kGlobalClipboard), "clipboard contains image");

  const imgUrl = new URL('image.png', document.baseURI).href;

  // Is the text/plain data correct ?
  testClipboardValue('text/plain', imgUrl);
  // Is the text/html data correct ?
  var expected = `<img id="image" src="${imgUrl}">`;
  if (navigator.platform.includes("Win")) {
    expected = kTextHtmlPrefixClipboardDataWindows + expected + kTextHtmlSuffixClipboardDataWindows;
  }
  testClipboardValue('text/html', expected);

  SimpleTest.finish();
}

SimpleTest.waitForExplicitFinish();
addLoadEvent(testCopyImage);
</script>
</pre>
<div>
  <img id="image" src="image.png">
</div>
</body>
</html>

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