70 lines
1.9 KiB
JavaScript
70 lines
1.9 KiB
JavaScript
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//.CommonJS
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var CSSOM = {
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CSSRule: require("./CSSRule").CSSRule,
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parse: require('./parse').parse
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};
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///CommonJS
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/**
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* @constructor
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* @see https://drafts.csswg.org/cssom/#the-cssgroupingrule-interface
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*/
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CSSOM.CSSGroupingRule = function CSSGroupingRule() {
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CSSOM.CSSRule.call(this);
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this.cssRules = [];
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};
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CSSOM.CSSGroupingRule.prototype = new CSSOM.CSSRule();
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CSSOM.CSSGroupingRule.prototype.constructor = CSSOM.CSSGroupingRule;
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/**
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* Used to insert a new CSS rule to a list of CSS rules.
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*
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* @example
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* cssGroupingRule.cssText
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* -> "body{margin:0;}"
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* cssGroupingRule.insertRule("img{border:none;}", 1)
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* -> 1
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* cssGroupingRule.cssText
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* -> "body{margin:0;}img{border:none;}"
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*
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* @param {string} rule
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* @param {number} [index]
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* @see https://www.w3.org/TR/cssom-1/#dom-cssgroupingrule-insertrule
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* @return {number} The index within the grouping rule's collection of the newly inserted rule.
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*/
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CSSOM.CSSGroupingRule.prototype.insertRule = function insertRule(rule, index) {
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if (index < 0 || index > this.cssRules.length) {
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throw new RangeError("INDEX_SIZE_ERR");
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}
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var cssRule = CSSOM.parse(rule).cssRules[0];
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cssRule.parentRule = this;
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this.cssRules.splice(index, 0, cssRule);
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return index;
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};
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/**
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* Used to delete a rule from the grouping rule.
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*
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* cssGroupingRule.cssText
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* -> "img{border:none;}body{margin:0;}"
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* cssGroupingRule.deleteRule(0)
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* cssGroupingRule.cssText
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* -> "body{margin:0;}"
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*
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* @param {number} index within the grouping rule's rule list of the rule to remove.
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* @see https://www.w3.org/TR/cssom-1/#dom-cssgroupingrule-deleterule
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*/
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CSSOM.CSSGroupingRule.prototype.deleteRule = function deleteRule(index) {
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if (index < 0 || index >= this.cssRules.length) {
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throw new RangeError("INDEX_SIZE_ERR");
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}
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this.cssRules.splice(index, 1)[0].parentRule = null;
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};
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//.CommonJS
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exports.CSSGroupingRule = CSSOM.CSSGroupingRule;
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///CommonJS
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