Added ariaRole and ariaState to ui.core with tests.

Added ARIA role and state to ui.dialog
Fixes #3350
(Inspired by jARIA plugin from Chris Hoffman)
This commit is contained in:
David Bolter 2008-09-22 15:47:41 +00:00
parent cd8d1b7654
commit fb3a5d4010
4 changed files with 45 additions and 0 deletions

View File

@ -65,6 +65,7 @@
<input id="input4-3" tabindex="-1" />
<input id="input4-4" tabindex="-50" />
</div>
<div id="aria"></div>
</div>
</body>

View File

@ -53,4 +53,19 @@ test("tabbable - tabindex", function() {
ok(!$('#input4-4').is(':tabbable'), 'input, tabindex -50');
});
test("aria", function() {
expect(10);
ok(!$('#aria').attr('role'), 'role is empty via attr');
ok(!$('#aria').ariaRole(), 'role is empty via ariaRole');
equals($('#aria').ariaRole('dialog').attr('role').replace(/^wairole:/, ""), 'dialog', 'role is dialog');
equals($('#aria').ariaRole(), 'dialog', 'role is dialog');
equals($('#aria').ariaRole('tablist').attr('role').replace(/^wairole:/, ""), 'tablist', 'role is tablist via attr');
equals($('#aria').ariaRole(), 'tablist', 'role is tablist via ariaRole');
ok(!$('#aria').attr('expanded'), 'state expanded absent via attr');
ok(!$('#aria').ariaState('expanded'), 'state expanded absent via ariaState');
equals($('#aria').ariaState('expanded', 'true').ariaState('expanded'), 'true', 'aria expanded is true');
equals($('#aria').ariaState('expanded', 'false').ariaState('expanded'), 'false', 'aria expanded is false');
});
})(jQuery);

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@ -437,4 +437,31 @@ $.ui.mouse.defaults = {
delay: 0
};
// WAI-ARIA Semantics
var isFF2 = $.browser.mozilla && (parseFloat($.browser.version) < 1.9);
$.fn.extend({
ariaRole : function(role) {
// setter?
if (role) {
return this.each(function(i, el) {
$(el).attr("role", isFF2 ? "wairole:" + role : role);
});
}
// getter just returns first jquery member's role string
return (this.eq(0).attr("role") || "").replace(/^wairole:/, "");
},
ariaState : function(state, value) {
// setter?
if (value)
return this.each(function(i, el) {
isFF2? el.setAttributeNS("http://www.w3.org/2005/07/aaa", "aaa:" + state, value) :
$(el).attr("aria-" + state, value);
});
// getter
return this.attr(isFF2? "aaa:"+state : "aria-" + state);
}
});
})(jQuery);

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@ -84,6 +84,8 @@ $.widget("ui.dialog", {
(options.closeOnEscape && ev.keyCode
&& ev.keyCode == $.keyCode.ESCAPE && self.close());
})
.ariaRole("dialog")
.ariaState("labelledby", titleId)
.mousedown(function() {
self._moveToTop();
}),