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share/plugins/Jifty/Plugin/CSSQuery/web/static/js/cssquery/cssQuery-level3.js  view on Meta::CPAN

pseudoClasses["nth-last-child"] = function($element, $arguments) {
	return nthChild($element, $arguments, nextElementSibling);
};

pseudoClasses["target"] = function($element) {
	return $element.id == location.hash.slice(1);
};

// UI element states

pseudoClasses["checked"] = function($element) {
	return $element.checked;
};

pseudoClasses["enabled"] = function($element) {
	return $element.disabled === false;
};

pseudoClasses["disabled"] = function($element) {
	return $element.disabled;
};

pseudoClasses["indeterminate"] = function($element) {
	return $element.indeterminate;
};

// -----------------------------------------------------------------------
//  attribute selector tests
// -----------------------------------------------------------------------

AttributeSelector.tests["^="] = function($attribute, $value) {
	return "/^" + regEscape($value) + "/.test(" + $attribute + ")";
};

AttributeSelector.tests["$="] = function($attribute, $value) {
	return "/" + regEscape($value) + "$/.test(" + $attribute + ")";
};

AttributeSelector.tests["*="] = function($attribute, $value) {
	return "/" + regEscape($value) + "/.test(" + $attribute + ")";
};

// -----------------------------------------------------------------------
//  nth child support (Bill Edney)
// -----------------------------------------------------------------------

function nthChild($element, $arguments, $traverse) {
	switch ($arguments) {
		case "n": return true;
		case "even": $arguments = "2n"; break;
		case "odd": $arguments = "2n+1";
	}

	var $$children = childElements($element.parentNode);
	function _checkIndex($index) {
		var $index = ($traverse == nextElementSibling) ? $$children.length - $index : $index - 1;
		return $$children[$index] == $element;
	};

	//	it was just a number (no "n")
	if (!isNaN($arguments)) return _checkIndex($arguments);

	$arguments = $arguments.split("n");
	var $multiplier = parseInt($arguments[0]);
	var $step = parseInt($arguments[1]);

	if ((isNaN($multiplier) || $multiplier == 1) && $step == 0) return true;
	if ($multiplier == 0 && !isNaN($step)) return _checkIndex($step);
	if (isNaN($step)) $step = 0;

	var $count = 1;
	while ($element = $traverse($element)) $count++;

	if (isNaN($multiplier) || $multiplier == 1)
		return ($traverse == nextElementSibling) ? ($count <= $step) : ($step >= $count);

	return ($count % $multiplier) == $step;
};

}); // addModule