1 |
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2 | var CSSOM = {
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3 | CSSStyleSheet: require("./CSSStyleSheet").CSSStyleSheet,
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4 | CSSRule: require("./CSSRule").CSSRule,
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5 | CSSStyleRule: require("./CSSStyleRule").CSSStyleRule,
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6 | CSSGroupingRule: require("./CSSGroupingRule").CSSGroupingRule,
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7 | CSSConditionRule: require("./CSSConditionRule").CSSConditionRule,
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8 | CSSMediaRule: require("./CSSMediaRule").CSSMediaRule,
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9 | CSSSupportsRule: require("./CSSSupportsRule").CSSSupportsRule,
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10 | CSSStyleDeclaration: require("./CSSStyleDeclaration").CSSStyleDeclaration,
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11 | CSSKeyframeRule: require('./CSSKeyframeRule').CSSKeyframeRule,
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12 | CSSKeyframesRule: require('./CSSKeyframesRule').CSSKeyframesRule
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13 | };
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14 |
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15 |
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16 |
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17 |
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18 |
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19 |
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20 |
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21 |
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22 |
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23 | CSSOM.clone = function clone(stylesheet) {
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24 |
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25 | var cloned = new CSSOM.CSSStyleSheet();
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26 |
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27 | var rules = stylesheet.cssRules;
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28 | if (!rules) {
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29 | return cloned;
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30 | }
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31 |
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32 | for (var i = 0, rulesLength = rules.length; i < rulesLength; i++) {
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33 | var rule = rules[i];
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34 | var ruleClone = cloned.cssRules[i] = new rule.constructor();
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35 |
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36 | var style = rule.style;
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37 | if (style) {
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38 | var styleClone = ruleClone.style = new CSSOM.CSSStyleDeclaration();
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39 | for (var j = 0, styleLength = style.length; j < styleLength; j++) {
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40 | var name = styleClone[j] = style[j];
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41 | styleClone[name] = style[name];
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42 | styleClone._importants[name] = style.getPropertyPriority(name);
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43 | }
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44 | styleClone.length = style.length;
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45 | }
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46 |
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47 | if (rule.hasOwnProperty('keyText')) {
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48 | ruleClone.keyText = rule.keyText;
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49 | }
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50 |
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51 | if (rule.hasOwnProperty('selectorText')) {
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52 | ruleClone.selectorText = rule.selectorText;
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53 | }
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54 |
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55 | if (rule.hasOwnProperty('mediaText')) {
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56 | ruleClone.mediaText = rule.mediaText;
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57 | }
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58 |
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59 | if (rule.hasOwnProperty('conditionText')) {
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60 | ruleClone.conditionText = rule.conditionText;
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61 | }
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62 |
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63 | if (rule.hasOwnProperty('cssRules')) {
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64 | ruleClone.cssRules = clone(rule).cssRules;
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65 | }
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66 | }
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67 |
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68 | return cloned;
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69 |
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70 | };
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71 |
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72 |
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73 | exports.clone = CSSOM.clone;
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74 |
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