149 lines
4.8 KiB
HTML
149 lines
4.8 KiB
HTML
<html>
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<head>
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<title>Testing HTML scrollable frames (css overflow style)</title>
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<link rel="stylesheet" type="text/css"
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href="chrome://mochikit/content/tests/SimpleTest/test.css" />
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<script 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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// //////////////////////////////////////////////////////////////////////////
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// Invokers
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// //////////////////////////////////////////////////////////////////////////
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/**
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* Change scroll range to not empty size and inserts a child into container
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* to trigger tree update of the container. Prior to bug 677154 not empty
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* size resulted to accessible creation for scroll area, container tree
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* update picked up that accessible unattaching scroll area accessible
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* subtree.
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*/
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function changeScrollRange(aContainerID, aScrollAreaID) {
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this.containerNode = getNode(aContainerID);
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this.container = getAccessible(this.containerNode);
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this.scrollAreaNode = getNode(aScrollAreaID);
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this.eventSeq = [
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new invokerChecker(EVENT_REORDER, this.container),
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];
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this.invoke = function changeScrollRange_invoke() {
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this.scrollAreaNode.style.width = "20px";
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this.containerNode.appendChild(document.createElement("input"));
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};
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this.finalCheck = function changeScrollRange_finalCheck() {
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var accTree =
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{ SECTION: [ // container
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{ SECTION: [ // scroll area
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{ ENTRY: [] }, // child content
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] },
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{ ENTRY: [] }, // inserted input
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] };
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testAccessibleTree(this.container, accTree);
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};
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this.getID = function changeScrollRange_getID() {
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return "change scroll range for " + prettyName(aScrollAreaID);
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};
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}
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/**
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* Change scrollbar styles from visible to auto to make the scroll area focusable.
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* That causes us to create an accessible for it.
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* Make sure the tree stays intact.
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* The scroll area has no ID on purpose to make it inaccessible initially.
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*/
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function makeFocusableByScrollbarStyles(aContainerID) {
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this.container = getAccessible(aContainerID);
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this.scrollAreaNode = getNode(aContainerID).firstChild;
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this.eventSeq = [
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new invokerChecker(EVENT_SHOW, getAccessible, this.scrollAreaNode),
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new invokerChecker(EVENT_REORDER, this.container),
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];
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this.invoke = function makeFocusableByScrollbarStyles_invoke() {
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var accTree =
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{ SECTION: [ // container
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{ PARAGRAPH: [ // paragraph
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{ TEXT_LEAF: [] },
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] },
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] };
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testAccessibleTree(this.container, accTree);
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this.scrollAreaNode.style.overflow = "auto";
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};
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this.finalCheck = function makeFocusableByScrollbarStyles_finalCheck() {
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var accTree =
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{ SECTION: [ // container
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{ role: ROLE_SECTION, // focusable scroll area
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states: STATE_FOCUSABLE,
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children: [
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{ PARAGRAPH: [ // paragraph
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{ TEXT_LEAF: [] }, // text leaf
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] },
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],
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}, // focusable scroll area
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] };
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testAccessibleTree(this.container, accTree);
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};
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this.getID = function makeFocusableByScrollbarStyles_getID() {
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return "make div focusable through scrollbar styles "
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+ prettyName(aContainerID);
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};
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}
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// //////////////////////////////////////////////////////////////////////////
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// Do tests
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// //////////////////////////////////////////////////////////////////////////
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var gQueue = null;
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// gA11yEventDumpID = "eventdump"; // debug stuff
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// gA11yEventDumpToConsole = true;
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function doTests() {
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gQueue = new eventQueue();
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gQueue.push(new changeScrollRange("container", "scrollarea"));
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gQueue.push(new makeFocusableByScrollbarStyles("container2"));
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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(doTests);
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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=677154"
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title="Detached document accessibility tree">
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Mozilla Bug 677154</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 id="eventdump"></div>
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<div id="container"><div id="scrollarea" style="overflow:auto;"><input></div></div>
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<div id="container2"><div style="height: 1px;"><p>foo</p></div></div>
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</body>
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</html>
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