Tweaking attr to normalize for FF2 ARIA implementation. Removed ariaRole and ariaState API. (Assist: Scott González, Fixes #3529)

This commit is contained in:
David Bolter 2008-11-05 19:43:21 +00:00
parent f425cae7c4
commit b420cbb3ce
4 changed files with 37 additions and 42 deletions

View File

@ -56,16 +56,16 @@ test("accessibility", function() {
expect(7);
el = $("#progressbar").progressbar();
equals(el.ariaRole(), "progressbar", "aria role");
equals(el.ariaState("valuemin"), 0, "aria-valuemin");
equals(el.ariaState("valuemax"), 100, "aria-valuemax");
equals(el.ariaState("valuenow"), 0, "aria-valuenow initially");
equals(el.attr("role"), "progressbar", "aria role");
equals(el.attr("aria-valuemin"), 0, "aria-valuemin");
equals(el.attr("aria-valuemax"), 100, "aria-valuemax");
equals(el.attr("aria-valuenow"), 0, "aria-valuenow initially");
el.progressbar("progress", 77);
equals(el.ariaState("valuenow"), 77, "aria-valuenow");
equals(el.attr("aria-valuenow"), 77, "aria-valuenow");
el.progressbar("disable");
equals(el.ariaState("disabled"), "true", "aria-disabled");
equals(el.attr("aria-disabled"), "true", "aria-disabled");
el.progressbar("enable");
equals(el.ariaState("disabled"), "false", "enabled");
equals(el.attr("aria-disabled"), "false", "enabled");
});
})(jQuery);

View File

@ -108,6 +108,27 @@ $.ui = {
}
};
// WAI-ARIA normalization
// tweak $.attr for FF2 implementation
if (isFF2){
var attr = $.attr;
$.attr = function(elem, name, value) {
var set = value !== undefined,
state = /^aria-/;
return (name == 'role'
? (set
? attr.call(this, elem, name, "wairole:" + value)
: (attr.apply(this, arguments) || "").replace(/^wairole:/, ""))
: (state.test(name)
? (set
? elem.setAttributeNS("http://www.w3.org/2005/07/aaa", name.replace(state, "aaa:"), value)
: attr.call(this, elem, name.replace(state, "aaa:")))
: attr.apply(this,arguments)));
};
}
//jQuery plugins
$.fn.extend({
@ -133,32 +154,6 @@ $.fn.extend({
.attr('unselectable', 'on')
.css('MozUserSelect', 'none')
.bind('selectstart.ui', function() { return false; });
},
// WAI-ARIA Semantics
ariaRole: function(role) {
return (role !== undefined
// setter
? this.attr("role", isFF2 ? "wairole:" + role : role)
// getter
: (this.attr("role") || "").replace(/^wairole:/, ""));
},
ariaState: function(state, value) {
return (value !== undefined
// setter
? this.each(function(i, el) {
(isFF2
? el.setAttributeNS("http://www.w3.org/2005/07/aaa",
"aaa:" + state, value)
: $(el).attr("aria-" + state, value));
})
// getter
: this.attr(isFF2 ? "aaa:" + state : "aria-" + state));
}
});

View File

@ -83,8 +83,8 @@ $.widget("ui.dialog", {
(options.closeOnEscape && ev.keyCode
&& ev.keyCode == $.keyCode.ESCAPE && self.close());
})
.ariaRole("dialog")
.ariaState("labelledby", titleId)
.attr("role","dialog")
.attr("aria-labelledby", titleId)
.mouseup(function() {
self.moveToTop();
}),

View File

@ -25,10 +25,10 @@ $.widget("ui.progressbar", {
this.element
.addClass("ui-progressbar")
.width(options.width)
.ariaRole("progressbar")
.ariaState("valuemin","0")
.ariaState("valuemax","100")
.ariaState("valuenow","0");
.attr("role","progressbar")
.attr("aria-valuemin","0")
.attr("aria-valuemax","100")
.attr("aria-valuenow","0");
$.extend(this, {
active: false,
@ -103,13 +103,13 @@ $.widget("ui.progressbar", {
disable: function() {
this.element.addClass("ui-progressbar-disabled");
this.disabled = true;
this.element.ariaState("disabled", true);
this.element.attr("aria-disabled", true);
},
enable: function() {
this.element.removeClass("ui-progressbar-disabled");
this.disabled = false;
this.element.ariaState("disabled", false);
this.element.attr("aria-disabled", false);
},
pause: function() {
@ -132,7 +132,7 @@ $.widget("ui.progressbar", {
if (this.options.range && !this.options.text) {
this.textElement.html(percent + '%');
}
this.element.ariaState("valuenow", percent);
this.element.attr("aria-valuenow", percent);
this._propagate('progress', this.ui());
},