michael@0: <?xml version="1.0"?>
michael@0: <?xml-stylesheet href="chrome://global/skin" type="text/css"?>
michael@0: <?xml-stylesheet href="/tests/SimpleTest/test.css" type="text/css"?>
michael@0: <window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
michael@0: 
michael@0: <script type="application/javascript"
michael@0:         src="/tests/SimpleTest/SimpleTest.js"></script>
michael@0: <script type="application/javascript"
michael@0:         src="/tests/SimpleTest/EventUtils.js"></script>
michael@0: <script type="application/javascript"
michael@0:         src="/tests/SimpleTest/WindowSnapshot.js"></script>
michael@0: 
michael@0: <html:style xmlns:html="http://www.w3.org/1999/xhtml" type="text/css">
michael@0: * { outline: none; }
michael@0: #l1:-moz-focusring, #l3:-moz-focusring, #b1:-moz-focusring { outline: 2px solid red; }
michael@0: #l2:focus, #b2:focus { outline: 2px solid red; }
michael@0: </html:style>
michael@0: 
michael@0: <script>
michael@0: <![CDATA[
michael@0: 
michael@0: SimpleTest.waitForExplicitFinish();
michael@0: 
michael@0: function setOrRestoreTabFocus(newValue) {
michael@0:   const prefSvcContractID = "@mozilla.org/preferences-service;1";
michael@0:   const prefSvcIID = SpecialPowers.Ci.nsIPrefService;
michael@0:   var prefs = SpecialPowers.Cc[prefSvcContractID].getService(prefSvcIID)
michael@0:                                                    .getBranch("accessibility.");
michael@0:   if (!newValue) {
michael@0:     if (prefs.prefHasUserValue("tabfocus")) {
michael@0:       prefs.clearUserPref("tabfocus");
michael@0:     }
michael@0:   } else {
michael@0:     prefs.setIntPref("tabfocus", newValue);
michael@0:   }
michael@0: }
michael@0: 
michael@0: function snapShot(element) {
michael@0:   var rect = element.getBoundingClientRect();
michael@0:   adjustedRect = { left: rect.left - 6, top: rect.top - 6,
michael@0:                    width: rect.width + 12, height: rect.height + 12 }
michael@0:   return SpecialPowers.snapshotRect(window, adjustedRect, "transparent");
michael@0: }
michael@0: 
michael@0: function runTest()
michael@0: {
michael@0:   setOrRestoreTabFocus(7);
michael@0: 
michael@0:   var isMac = (navigator.platform.indexOf("Mac") >= 0);
michael@0:   var isWin = (navigator.platform.indexOf("Win") >= 0);
michael@0: 
michael@0:   function checkFocus(element, visible, testid)
michael@0:   {
michael@0:     var outline = getComputedStyle(element, "").outlineWidth;
michael@0:     is(outline, visible ? "2px" : "0px", testid);
michael@0:   }
michael@0: 
michael@0:   // make sure that a focus ring appears on the focused button
michael@0:   if (navigator.platform.indexOf("Mac") >= 0) {
michael@0:     var focusedButton = $("b3");
michael@0:     ok(compareSnapshots(snapShot(focusedButton), snapShot($("b2")), true)[0], "unfocused shows no ring");
michael@0:     focusedButton.focus();
michael@0:     ok(compareSnapshots(snapShot(focusedButton), snapShot($("b2")), false)[0], "focus shows ring");
michael@0:   }
michael@0: 
michael@0:   checkFocus($("l1"), false, "initial appearance");
michael@0: 
michael@0:   // we can't really test the situation on Windows where a dialog doesn't show
michael@0:   // focus rings until a key is pressed, as the default state depends on what
michael@0:   // kind of real user input, mouse or key, was last entered. But we can handle
michael@0:   // the test regardless of which user input last occurred.
michael@0:   $("l1").focus();
michael@0:   var expectedVisible = (!isWin || getComputedStyle($("l1"), "").outlineWidth == "2px");
michael@0:   testHTMLElements(htmlElements, isMac, isWin && !expectedVisible);
michael@0: 
michael@0:   if (isMac) {
michael@0:     var prefs = SpecialPowers.Cc["@mozilla.org/preferences-service;1"].
michael@0:                   getService(SpecialPowers.Ci.nsIPrefBranch);
michael@0:     prefs.setBoolPref("accessibility.mouse_focuses_formcontrol", true);
michael@0: 
michael@0:     testHTMLElements(htmlElementsMacPrefSet, true, false);
michael@0: 
michael@0:     prefs.setBoolPref("accessibility.mouse_focuses_formcontrol", false);
michael@0:   }
michael@0: 
michael@0:   $("l1").focus();
michael@0:   checkFocus($("l1"), expectedVisible, "appearance on list after focus() with :moz-focusring");
michael@0:   $("l2").focus();
michael@0: 
michael@0:   checkFocus($("l2"), true, "appearance on list after focus() with :focus");
michael@0: 
michael@0:   is(getComputedStyle($("l1"), "").outlineWidth, "0px", "appearance on previous list after focus() with :focus");
michael@0: 
michael@0:   synthesizeMouse($("l1"), 4, 4, { });
michael@0:   checkFocus($("l1"), expectedVisible, "appearance on list after mouse focus with :moz-focusring");
michael@0:   synthesizeMouse($("l2"), 4, 4, { });
michael@0:   checkFocus($("l2"), true, "appearance on list after mouse focus with :focus");
michael@0: 
michael@0:   synthesizeMouse($("b1"), 4, 4, { });
michael@0:   checkFocus($("b1"), !isMac && expectedVisible, "appearance on button after mouse focus with :moz-focusring");
michael@0:   if (navigator.platform.indexOf("Mac") >= 0) {
michael@0:     ok(compareSnapshots(snapShot($("b1")), snapShot($("b2")), false)[0], "focus after mouse shows no ring");
michael@0:   }
michael@0: 
michael@0:   synthesizeMouse($("b2"), 4, 4, { });
michael@0:   checkFocus($("b2"), !isMac, "appearance on button after mouse focus with :focus");
michael@0: 
michael@0:   // after a key is pressed, the focus ring will always be visible
michael@0:   $("l2").focus();
michael@0:   synthesizeKey("VK_TAB", { });
michael@0:   checkFocus($("l3"), true, "appearance on list after tab focus");
michael@0: 
michael@0:   setOrRestoreTabFocus(0);
michael@0:   SimpleTest.finish();
michael@0: }
michael@0: 
michael@0: var htmlElements = [
michael@0:   "<button id='elem'>Button</button>",
michael@0:   "<input id='elem' class='canfocus'>",
michael@0:   "<input id='elem' type='password' class='canfocus'>",
michael@0:   "<input id='elem' type='button'>",
michael@0:   "<input id='elem' type='checkbox'>",
michael@0:   "<textarea id='elem' class='canfocus'></textarea>",
michael@0:   "<select id='elem' class='canfocus'><option>One</select>",
michael@0:   "<select id='elem' rows='5' class='canfocus'><option>One</select>",
michael@0:   "<div id='elem' tabindex='0' class='canfocus' style='width: 10px; height: 10px;'></div>",
michael@0:   "<a href='about:blank' class='canfocus' onclick='return false;'>about:blank</a>",
michael@0: ];
michael@0: 
michael@0: var htmlElementsMacPrefSet = [
michael@0:   "<button id='elem' class='canfocus'>Button</button>",
michael@0:   "<input id='elem' class='canfocus'>",
michael@0:   "<input id='elem' type='button' class='canfocus'>",
michael@0:   "<input id='elem' type='checkbox' class='canfocus'>",
michael@0: ];
michael@0: 
michael@0: function testHTMLElements(list, isMac, expectedNoRingsOnWin)
michael@0: {
michael@0:   var childwin = frames[0];
michael@0:   var childdoc = childwin.document;
michael@0:   var container = childdoc.getElementById("container");
michael@0:   for (var e = 0; e < list.length; e++) {
michael@0:     container.innerHTML = list[e];
michael@0: 
michael@0:     var elem = container.firstChild;
michael@0: 
michael@0:     var shouldFocus = !isMac || (elem.className == "canfocus");
michael@0:     var ringSize = (shouldFocus ? (expectedNoRingsOnWin ? 2 : 1) : 0) + "px";
michael@0:     if (elem.localName == "a")
michael@0:       ringSize = "0px";
michael@0: 
michael@0:     synthesizeMouse(elem, 8, 8, { }, childwin);
michael@0:     is(childdoc.activeElement, shouldFocus ? elem : childdoc.body, "mouse click on " + list[e]);
michael@0:     is(childwin.getComputedStyle(elem, "").outlineWidth, ringSize, "mouse click on " + list[e] + " ring");
michael@0: 
michael@0:     if (childdoc.activeElement)
michael@0:       childdoc.activeElement.blur();
michael@0: 
michael@0:     ringSize = (elem.localName == "a" ? "0" : (expectedNoRingsOnWin ? 2 : 1)) + "px";
michael@0: 
michael@0:     elem.focus();
michael@0:     is(childdoc.activeElement, elem, "focus() on " + list[e]);
michael@0:     is(childwin.getComputedStyle(elem, "").outlineWidth, ringSize,
michael@0:        "focus() on " + list[e] + " ring");
michael@0: 
michael@0:     childdoc.activeElement.blur();
michael@0:   }
michael@0: }
michael@0: 
michael@0: SimpleTest.waitForFocus(runTest);
michael@0: 
michael@0: ]]>
michael@0: </script>
michael@0: 
michael@0: <listbox id="l1" class="plain" height="20"/>
michael@0: <listbox id="l2" class="plain" height="20"/>
michael@0: <listbox id="l3" class="plain" height="20"/>
michael@0: <button id="b1" label="Button"/>
michael@0: <button id="b2" label="Button"/>
michael@0: <button id="b3" label="Button"/>
michael@0: 
michael@0: <iframe id="child" src="data:text/html,&lt;html&gt;&lt;style&gt;* { outline: none; -moz-appearance: none; } %23elem:focus { outline: 2px solid red; } %23elem:-moz-focusring { outline: 1px solid blue; }&lt;/style&gt;&lt;div id='container'&gt;&lt;/html&gt;"/>
michael@0: 
michael@0: <body xmlns="http://www.w3.org/1999/xhtml" style="height: 300px; overflow: auto;"/>
michael@0: 
michael@0: </window>