зеркало из https://github.com/mozilla/gecko-dev.git
191 строка
6.1 KiB
HTML
191 строка
6.1 KiB
HTML
<!DOCTYPE html>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=429547
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-->
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<head>
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<title>aria-activedescendant focus tests</title>
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<link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css" />
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<script type="application/javascript"
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src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
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<script type="application/javascript"
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src="../common.js"></script>
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<script type="application/javascript"
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src="../role.js"></script>
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<script type="application/javascript"
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src="../states.js"></script>
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<script type="application/javascript"
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src="../events.js"></script>
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<script type="application/javascript">
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// gA11yEventDumpToConsole = true; // debugging
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function changeARIAActiveDescendant(aID, aItemID) {
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this.eventSeq = [
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new focusChecker(aItemID),
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];
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this.invoke = function changeARIAActiveDescendant_invoke() {
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getNode(aID).setAttribute("aria-activedescendant", aItemID);
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};
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this.getID = function changeARIAActiveDescendant_getID() {
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return "change aria-activedescendant on " + aItemID;
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};
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}
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function clearARIAActiveDescendant(aID) {
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this.eventSeq = [
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new focusChecker(aID),
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];
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this.invoke = function clearARIAActiveDescendant_invoke() {
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getNode(aID).removeAttribute("aria-activedescendant");
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};
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this.getID = function clearARIAActiveDescendant_getID() {
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return "clear aria-activedescendant on container " + aID;
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};
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}
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/**
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* Change aria-activedescendant to an invalid (non-existent) id.
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* Ensure that focus is fired on the element itself.
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*/
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function changeARIAActiveDescendantInvalid(aID, aInvalidID) {
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if (!aInvalidID) {
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aInvalidID = "invalid";
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}
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this.eventSeq = [
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new focusChecker(aID),
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];
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this.invoke = function changeARIAActiveDescendant_invoke() {
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getNode(aID).setAttribute("aria-activedescendant", aInvalidID);
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};
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this.getID = function changeARIAActiveDescendant_getID() {
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return "change aria-activedescendant to invalid id";
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};
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}
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function insertItemNFocus(aID, aNewItemID) {
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this.eventSeq = [
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new invokerChecker(EVENT_SHOW, aNewItemID),
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new focusChecker(aNewItemID),
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];
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this.invoke = function insertItemNFocus_invoke() {
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var container = getNode(aID);
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var itemNode = document.createElement("div");
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itemNode.setAttribute("id", aNewItemID);
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itemNode.setAttribute("role", "listitem");
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itemNode.textContent = aNewItemID;
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container.appendChild(itemNode);
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container.setAttribute("aria-activedescendant", aNewItemID);
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};
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this.getID = function insertItemNFocus_getID() {
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return "insert new node and focus it with ID: " + aNewItemID;
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};
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}
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/**
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* Change the id of an element to another id which is the target of
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* aria-activedescendant.
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* If another element already has the desired id, remove it from that
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* element first.
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* Ensure that focus is fired on the target element which was given the
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* desired id.
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* @param aFromID The existing id of the target element.
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* @param aToID The desired id to be given to the target element.
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*/
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function moveARIAActiveDescendantID(aFromID, aToID) {
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this.eventSeq = [
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new focusChecker(aToID),
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];
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this.invoke = function moveARIAActiveDescendantID_invoke() {
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let orig = document.getElementById(aToID);
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if (orig) {
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orig.id = "";
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}
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document.getElementById(aFromID).id = aToID;
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};
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this.getID = function moveARIAActiveDescendantID_getID() {
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return "move aria-activedescendant id " + aToID;
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};
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}
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var gQueue = null;
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function doTest() {
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gQueue = new eventQueue();
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gQueue.push(new synthFocus("listbox", new focusChecker("item1")));
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gQueue.push(new changeARIAActiveDescendant("listbox", "item2"));
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gQueue.push(new changeARIAActiveDescendant("listbox", "item3"));
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gQueue.push(new synthFocus("combobox_entry", new focusChecker("combobox_entry")));
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gQueue.push(new changeARIAActiveDescendant("combobox", "combobox_option2"));
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gQueue.push(new synthFocus("listbox", new focusChecker("item3")));
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gQueue.push(new insertItemNFocus("listbox", "item4"));
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gQueue.push(new clearARIAActiveDescendant("listbox"));
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gQueue.push(new changeARIAActiveDescendant("listbox", "item1"));
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gQueue.push(new changeARIAActiveDescendantInvalid("listbox", "invalid"));
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gQueue.push(new changeARIAActiveDescendant("listbox", "roaming"));
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gQueue.push(new moveARIAActiveDescendantID("roaming2", "roaming"));
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gQueue.push(new changeARIAActiveDescendantInvalid("listbox", "roaming3"));
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gQueue.push(new moveARIAActiveDescendantID("roaming", "roaming3"));
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gQueue.invoke(); // Will call SimpleTest.finish();
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}
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SimpleTest.waitForExplicitFinish();
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addA11yLoadEvent(doTest);
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</script>
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</head>
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<body>
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<a target="_blank"
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href="https://bugzilla.mozilla.org/show_bug.cgi?id=429547"
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title="Support aria-activedescendant usage in nsIAccesible::TakeFocus()">
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Mozilla Bug 429547
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</a>
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<a target="_blank"
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href="https://bugzilla.mozilla.org/show_bug.cgi?id=761102"
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title="Focus may be missed when ARIA active-descendant is changed on active composite widget">
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Mozilla Bug 761102
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</a>
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<p id="display"></p>
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<div id="content" style="display: none"></div>
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<pre id="test">
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</pre>
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<div role="listbox" aria-activedescendant="item1" id="listbox" tabindex="1"
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aria-owns="item3">
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<div role="listitem" id="item1">item1</div>
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<div role="listitem" id="item2">item2</div>
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<div role="listitem" id="roaming">roaming</div>
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<div role="listitem" id="roaming2">roaming2</div>
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</div>
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<div role="listitem" id="item3">item3</div>
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<div role="combobox" id="combobox">
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<input id="combobox_entry">
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<ul>
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<li role="option" id="combobox_option1">option1</li>
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<li role="option" id="combobox_option2">option2</li>
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</ul>
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</div>
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</body>
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</html>
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