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132 lines
3.2 KiB
132 lines
3.2 KiB
//.CommonJS
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var CSSOM = {
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CSSRule: require("./CSSRule").CSSRule,
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CSSStyleSheet: require("./CSSStyleSheet").CSSStyleSheet,
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MediaList: require("./MediaList").MediaList
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};
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///CommonJS
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/**
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* @constructor
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* @see http://dev.w3.org/csswg/cssom/#cssimportrule
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* @see http://www.w3.org/TR/DOM-Level-2-Style/css.html#CSS-CSSImportRule
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*/
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CSSOM.CSSImportRule = function CSSImportRule() {
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CSSOM.CSSRule.call(this);
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this.href = "";
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this.media = new CSSOM.MediaList();
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this.styleSheet = new CSSOM.CSSStyleSheet();
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};
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CSSOM.CSSImportRule.prototype = new CSSOM.CSSRule();
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CSSOM.CSSImportRule.prototype.constructor = CSSOM.CSSImportRule;
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CSSOM.CSSImportRule.prototype.type = 3;
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Object.defineProperty(CSSOM.CSSImportRule.prototype, "cssText", {
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get: function() {
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var mediaText = this.media.mediaText;
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return "@import url(" + this.href + ")" + (mediaText ? " " + mediaText : "") + ";";
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},
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set: function(cssText) {
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var i = 0;
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/**
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* @import url(partial.css) screen, handheld;
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* || |
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* after-import media
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* |
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* url
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*/
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var state = '';
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var buffer = '';
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var index;
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for (var character; (character = cssText.charAt(i)); i++) {
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switch (character) {
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case ' ':
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case '\t':
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case '\r':
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case '\n':
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case '\f':
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if (state === 'after-import') {
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state = 'url';
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} else {
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buffer += character;
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}
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break;
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case '@':
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if (!state && cssText.indexOf('@import', i) === i) {
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state = 'after-import';
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i += 'import'.length;
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buffer = '';
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}
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break;
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case 'u':
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if (state === 'url' && cssText.indexOf('url(', i) === i) {
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index = cssText.indexOf(')', i + 1);
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if (index === -1) {
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throw i + ': ")" not found';
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}
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i += 'url('.length;
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var url = cssText.slice(i, index);
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if (url[0] === url[url.length - 1]) {
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if (url[0] === '"' || url[0] === "'") {
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url = url.slice(1, -1);
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}
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}
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this.href = url;
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i = index;
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state = 'media';
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}
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break;
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case '"':
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if (state === 'url') {
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index = cssText.indexOf('"', i + 1);
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if (!index) {
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throw i + ": '\"' not found";
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}
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this.href = cssText.slice(i + 1, index);
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i = index;
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state = 'media';
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}
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break;
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case "'":
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if (state === 'url') {
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index = cssText.indexOf("'", i + 1);
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if (!index) {
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throw i + ': "\'" not found';
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}
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this.href = cssText.slice(i + 1, index);
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i = index;
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state = 'media';
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}
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break;
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case ';':
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if (state === 'media') {
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if (buffer) {
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this.media.mediaText = buffer.trim();
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}
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}
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break;
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default:
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if (state === 'media') {
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buffer += character;
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}
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break;
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}
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}
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}
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});
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//.CommonJS
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exports.CSSImportRule = CSSOM.CSSImportRule;
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///CommonJS
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