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products/Sources/formale Sprachen/C/Firefox/layout/generic/test/ (Browser von der Mozilla Stiftung Version 136.0.1^©) Datei vom 10.2.2025 mit Größe 5 kB

Quelle test_selection_preventDefault.html Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/layout/generic/test/test_selection_preventDefault.html

<!DOCTYPE>
<html>
<head>
<title>selection preventDefault test</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="/tests/SimpleTest/EventUtils.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />

<style type="text/css">
  #fixedDiv1 {
    position: fixed;
    right: 0;
    overflow: scroll;
    width: 200px;
    top: 0;
  }
  input {
    font-size: 16px;
    height: 16px;
    width: 80px;
    margin: 0;
    padding: 0;
    -moz-appearance: none;
  }
</style>

</head>
<body>
<input id="input" type="text" value="iiiiiiiii iiiiiiiii iiiiiiiii">
<div id="fixedDiv1" class="testingDiv">
dddddd dddddd dddddd
</div>
<pre id="test">
<script class="testbody" type="text/javascript">

var fixedDiv1 = document.getElementById("fixedDiv1");
var input = document.getElementById("input");

function test()
{
  function getSelectionForEditor(aEditorElement)
  {
    return SpecialPowers.wrap(aEditorElement).editor.selection;
  }

  function clear()
  {
    var sel = window.getSelection();
    if (sel.rangeCount > 0)
      sel.collapseToEnd();
    sel = getSelectionForEditor(input);
    if (sel.rangeCount > 0)
      sel.collapseToEnd();
  }

  const kFalse = 0;
  const kTrue  = 1;
  const kToDo  = 2;

  function check(aFixedDiv1ShouldBeSelected,
                 aInputShouldBeSelected,
                 aTestingDescription)
  {
    function checkCharacter(aSelectedText,
                            aShouldBeIncludedCharacter,
                            aSouldBeSelected,
                            aElementName)
    {
      var boolvalue = aSouldBeSelected & kTrue;
      var f = aSouldBeSelected & kToDo ? todo : ok;
      var str = aSelectedText.replace('\n', '\\n');
      if (boolvalue) {
        f(aSelectedText.includes(aShouldBeIncludedCharacter),
          "The contents of " + aElementName +
          " aren't selected (" + aTestingDescription +
          "): Selected String: \"" + str + "\"");
      } else {
        f(!aSelectedText.includes(aShouldBeIncludedCharacter),
          "The contents of " + aElementName +
          " are selected (" + aTestingDescription +
          "): Selected String: \"" + str + "\"");
      }
    }

    var sel = window.getSelection().toString();
    checkCharacter(sel, "d", aFixedDiv1ShouldBeSelected, "fixedDiv1");

    // input contents must not be included on the parent
    // selection.
    checkCharacter(sel, "i", false, "input (checking on parent)");

    var selInput = getSelectionForEditor(input).toString();
    checkCharacter(selInput, "i", aInputShouldBeSelected, "input");
  }

  function eventHandler(evt) {
    evt.preventDefault();
  }

  // prevent default action on mousedown should prevent selection
  fixedDiv1.addEventListener("mousedown", eventHandler);
  synthesizeMouse(fixedDiv1, 30, 5, { type: "mousedown" });
  synthesizeMouse(fixedDiv1, 40, 5, { type: "mousemove" });
  synthesizeMouse(fixedDiv1, 40, 5, { type: "mouseup" });
  check(kFalse, kFalse, "fixedDiv1-fixedDiv1-mousedown");
  clear();

  input.addEventListener("mousedown", eventHandler);
  synthesizeMouse(input, 20, 5, { type: "mousedown" });
  synthesizeMouse(input, 40, 5, { type: "mousemove" });
  synthesizeMouse(input, 40, 5, { type: "mouseup" });
  check(kFalse, kFalse, "input-input-mousedown");
  clear();

  // clean up mousedown listener
  [fixedDiv1, input].forEach(function(element) {
     element.removeEventListener("mousedown", eventHandler);
  });

  // prevent default action on mouseup should not affect the selection state
  fixedDiv1.addEventListener("mouseup", eventHandler);
  synthesizeMouse(fixedDiv1, 30, 5, { type: "mousedown" });
  synthesizeMouse(fixedDiv1, 40, 5, { type: "mousemove" });
  synthesizeMouse(fixedDiv1, 40, 5, { type: "mouseup" });
  check(kTrue, kFalse, "fixedDiv1-fixedDiv1-mouseup");
  clear();

  input.addEventListener("mouseup", eventHandler);
  synthesizeMouse(input, 20, 5, { type: "mousedown" });
  synthesizeMouse(input, 40, 5, { type: "mousemove" });
  synthesizeMouse(input, 40, 5, { type: "mouseup" });
  check(kFalse, kTrue, "input-input-mouseup");
  clear();

  [fixedDiv1, input].forEach(function(element) {
     element.removeEventListener("mouseup", eventHandler);
  });

  // touchmove event should not affect the selection state
  synthesizeTouch(fixedDiv1, 30, 5, { type: "touchstart" });
  synthesizeTouch(fixedDiv1, 40, 5, { type: "touchmove" });
  check(kFalse, kFalse, "fixedDiv1-fixedDiv1-touchmove");
  synthesizeTouch(fixedDiv1, 40, 5, { type: "touchend" });
  clear();

  synthesizeTouch(input, 20, 5, { type: "touchstart" });
  synthesizeTouch(input, 40, 5, { type: "touchmove" });
  check(kFalse, kFalse, "input-input-touchmove");
  synthesizeTouch(input, 40, 5, { type: "touchend" });
  clear();

  fixedDiv1.addEventListener("touchmove", eventHandler);
  synthesizeTouch(fixedDiv1, 30, 5, { type: "touchstart" });
  synthesizeTouch(fixedDiv1, 40, 5, { type: "touchmove" });
  check(kFalse, kFalse, "fixedDiv1-fixedDiv1-touchmove-preventDefault");
  synthesizeTouch(fixedDiv1, 40, 5, { type: "touchend" });
  clear();

  input.addEventListener("touchmove", eventHandler);
  synthesizeTouch(input, 20, 5, { type: "touchstart" });
  synthesizeTouch(input, 40, 5, { type: "touchmove" });
  check(kFalse, kFalse, "input-input-touchmove-preventDefault");
  synthesizeTouch(input, 40, 5, { type: "touchend" });
  clear();

  SimpleTest.finish();
}
window.onload = function() { setTimeout(test, 0); };
SimpleTest.waitForExplicitFinish();
</script>
</pre>
</body>
</html>

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