2008-11-04 19:58:22 -08:00
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<!DOCTYPE HTML>
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<html>
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<head>
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<title>nsIDOMWindowUtils::elementFromPoint test</title>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css">
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<style>
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html, body, div {
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padding: 0;
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margin: 0;
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}
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div.test {
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position: absolute;
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height: 10px;
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width: 10px;
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}
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</style>
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</head>
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<body id="body">
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<div class="test" id="onscreen" style="top: 100px; background-color: red;"></div>
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<div class="test" id="offscreen" style="top: 100000px; background-color: green;"></div>
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<script type="application/javascript;version=1.8">
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// Enable privileges so we can use nsIDOMWindowUtils interface
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netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
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var domWindowUtils = window.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
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.getInterface(Components.interfaces.nsIDOMWindowUtils);
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/*
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nsIDOMElement elementFromPoint(in long aX,
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in long aY,
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in boolean aIgnoreRootScrollFrame,
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in boolean aFlushLayout);
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*/
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function testElementFromPoint() {
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let onscreen = document.getElementById("onscreen");
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let offscreen = document.getElementById("offscreen");
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let htmldoc = document.documentElement;
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ok(onscreen, "on screen element exists");
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ok(offscreen, "off screen element exists");
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ok(htmldoc, "htmldoc element exists");
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let testData = [
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// default behavior is to return null for items outside the viewport
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[[0, 100], null, onscreen],
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[[9, 109], null, onscreen],
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[[0, 100000], null, null],
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[[9, 100009], null, null],
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// ignore scroll frame
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[[0, 100, true, false], null, onscreen],
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[[9, 109, true, false], null, onscreen],
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[[0, 100000, true, false], null, offscreen],
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[[9, 100009, true, false], null, offscreen],
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// layout flush tests
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// test moving element 10px to the left and down, and flushing layout
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[[10, 110, false, true], [[10, 110], onscreen], onscreen],
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// test moving element back, not flushing layout
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// (will get the html document instead)
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[[0, 100, false, false], [[0, 100], onscreen], htmldoc],
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// test element at same position, flushing layout
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[[0, 100, false, true], [[0, 100], onscreen], onscreen],
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// same tests repeated for offscreen element
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[[10, 100010, true, true], [[10, 100010], offscreen], offscreen],
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[[0, 100000, true, false], [[0, 100000], offscreen], htmldoc],
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[[0, 100000, true, true], [[0, 100000], offscreen], offscreen],
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];
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for (let i = 0; i < testData.length; ++i) {
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let [x, y, ignoreScroll, flushLayout] = testData[i][0];
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let moveData = testData[i][1];
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let expected = testData[i][2];
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if (moveData) {
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let moveEl = moveData[1];
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let [moveX, moveY] = moveData[0];
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moveEl.style.left = moveX + "px";
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moveEl.style.top = moveY + "px";
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}
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let found = domWindowUtils.elementFromPoint(x, y, ignoreScroll, flushLayout);
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is(found, expected, "at index " + i + " for data " + testData[i][0].toSource());
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}
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2010-02-19 20:04:09 -08:00
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SimpleTest.finish();
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2008-11-04 19:58:22 -08:00
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}
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2010-02-22 20:02:00 -08:00
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// Run the test from onload, since the onscreen and offscreen divs should be in
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// the right places by then.
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2010-02-19 20:04:09 -08:00
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SimpleTest.waitForExplicitFinish();
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addLoadEvent(testElementFromPoint);
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2008-11-04 19:58:22 -08:00
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</script>
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<p id="display"></p>
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</body>
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</html>
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