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Landing a fix for non-link anchor tabIndex (from scott.gonzalez). Fixes ticket #3916.

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This commit is contained in:
John Resig 2009-01-19 21:40:23 +00:00
parent d6e541426d
commit 96152559e0
3 changed files with 21 additions and 17 deletions
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4
src/core.js
View file

@ -986,7 +986,9 @@ jQuery.extend({
var attributeNode = elem.getAttributeNode( "tabIndex" );
return attributeNode && attributeNode.specified
? attributeNode.value
: elem.nodeName.match(/^(a|area|button|input|object|select|textarea)$/i)
: elem.nodeName.match(/(button|input|object|select|textarea)/i)
? 0
: elem.nodeName.match(/^(a|area)$/i) && elem.href
? 0
: undefined;
}

5
test/index.html
View file

@ -198,7 +198,7 @@ Z</textarea>
</div>
<div id="tabindex-tests">
<ol id="listWithTabIndex" tabindex="0">
<ol id="listWithTabIndex" tabindex="5">
<li id="foodWithNegativeTabIndex" tabindex="-1">Rice</li>
<li id="foodNoTabIndex">Beans</li>
<li>Blinis</li>
@ -209,6 +209,9 @@ Z</textarea>
<span>...</span><a href="#" id="linkWithNoTabIndex">Eat lots of food</a><span>...</span> |
<span>...</span><a href="#" id="linkWithTabIndex" tabindex="2">Eat a little food</a><span>...</span> |
<span>...</span><a href="#" id="linkWithNegativeTabIndex" tabindex="-1">Eat no food</a><span>...</span>
<span>...</span><a id="linkWithNoHrefWithNoTabIndex">Eat a burger</a><span>...</span>
<span>...</span><a id="linkWithNoHrefWithTabIndex" tabindex="1">Eat some funyuns</a><span>...</span>
<span>...</span><a id="linkWithNoHrefWithNegativeTabIndex" tabindex="-1">Eat some funyuns</a><span>...</span>
</div>
</div>
</dl>

25
test/unit/core.js
View file

@ -552,22 +552,21 @@ if ( !isLocal ) {
}
test("attr('tabindex')", function() {
expect(5);
expect(8);
// tabindex 0
equals(jQuery('#listWithTabIndex').attr('tabindex'), 0, 'tabindex of 0');
// elements not natively tabbable
equals(jQuery('#listWithTabIndex').attr('tabindex'), 5, 'not natively tabbable, with tabindex set to 0');
equals(jQuery('#divWithNoTabIndex').attr('tabindex'), undefined, 'not natively tabbable, no tabindex set');
// positive tabindex
equals(jQuery('#linkWithTabIndex').attr('tabindex'), 2, 'tabindex of 2');
// anchor with href
equals(jQuery('#linkWithNoTabIndex').attr('tabindex'), 0, 'anchor with href, no tabindex set');
equals(jQuery('#linkWithTabIndex').attr('tabindex'), 2, 'anchor with href, tabindex set to 2');
equals(jQuery('#linkWithNegativeTabIndex').attr('tabindex'), -1, 'anchor with href, tabindex set to -1');
// negative tabindex
equals(jQuery('#linkWithNegativeTabIndex').attr('tabindex'), -1, 'negative tabindex');
// regular element without a tabindex
equals(jQuery('#divWithNoTabIndex').attr('tabindex'), undefined, 'no tabindex, not tabbable by default');
// link without a tabindex
equals(jQuery('#linkWithNoTabIndex').attr('tabindex'), 0, 'no tabindex, tabbable by default');
// anchor without href
equals(jQuery('#linkWithNoHrefWithNoTabIndex').attr('tabindex'), undefined, 'anchor without href, no tabindex set');
equals(jQuery('#linkWithNoHrefWithTabIndex').attr('tabindex'), 1, 'anchor without href, tabindex set to 2');
equals(jQuery('#linkWithNoHrefWithNegativeTabIndex').attr('tabindex'), -1, 'anchor without href, no tabindex set');
});
test("attr('tabindex', value)", function() {