149 lines
3.5 KiB
JavaScript
149 lines
3.5 KiB
JavaScript
//.CommonJS
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var CSSOM = {};
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///CommonJS
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/**
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* @constructor
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* @see http://www.w3.org/TR/DOM-Level-2-Style/css.html#CSS-CSSStyleDeclaration
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*/
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CSSOM.CSSStyleDeclaration = function CSSStyleDeclaration(){
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this.length = 0;
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this.parentRule = null;
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// NON-STANDARD
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this._importants = {};
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};
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CSSOM.CSSStyleDeclaration.prototype = {
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constructor: CSSOM.CSSStyleDeclaration,
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/**
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*
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* @param {string} name
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* @see http://www.w3.org/TR/DOM-Level-2-Style/css.html#CSS-CSSStyleDeclaration-getPropertyValue
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* @return {string} the value of the property if it has been explicitly set for this declaration block.
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* Returns the empty string if the property has not been set.
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*/
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getPropertyValue: function(name) {
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return this[name] || "";
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},
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/**
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*
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* @param {string} name
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* @param {string} value
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* @param {string} [priority=null] "important" or null
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* @see http://www.w3.org/TR/DOM-Level-2-Style/css.html#CSS-CSSStyleDeclaration-setProperty
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*/
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setProperty: function(name, value, priority) {
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if (this[name]) {
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// Property already exist. Overwrite it.
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var index = Array.prototype.indexOf.call(this, name);
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if (index < 0) {
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this[this.length] = name;
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this.length++;
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}
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} else {
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// New property.
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this[this.length] = name;
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this.length++;
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}
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this[name] = value + "";
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this._importants[name] = priority;
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},
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/**
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*
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* @param {string} name
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* @see http://www.w3.org/TR/DOM-Level-2-Style/css.html#CSS-CSSStyleDeclaration-removeProperty
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* @return {string} the value of the property if it has been explicitly set for this declaration block.
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* Returns the empty string if the property has not been set or the property name does not correspond to a known CSS property.
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*/
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removeProperty: function(name) {
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if (!(name in this)) {
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return "";
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}
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var index = Array.prototype.indexOf.call(this, name);
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if (index < 0) {
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return "";
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}
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var prevValue = this[name];
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this[name] = "";
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// That's what WebKit and Opera do
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Array.prototype.splice.call(this, index, 1);
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// That's what Firefox does
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//this[index] = ""
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return prevValue;
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},
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getPropertyCSSValue: function() {
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//FIXME
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},
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/**
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*
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* @param {String} name
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*/
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getPropertyPriority: function(name) {
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return this._importants[name] || "";
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},
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/**
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* element.style.overflow = "auto"
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* element.style.getPropertyShorthand("overflow-x")
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* -> "overflow"
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*/
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getPropertyShorthand: function() {
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//FIXME
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},
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isPropertyImplicit: function() {
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//FIXME
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},
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// Doesn't work in IE < 9
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get cssText(){
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var properties = [];
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for (var i=0, length=this.length; i < length; ++i) {
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var name = this[i];
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var value = this.getPropertyValue(name);
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var priority = this.getPropertyPriority(name);
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if (priority) {
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priority = " !" + priority;
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}
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properties[i] = name + ": " + value + priority + ";";
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}
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return properties.join(" ");
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},
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set cssText(text){
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var i, name;
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for (i = this.length; i--;) {
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name = this[i];
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this[name] = "";
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}
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Array.prototype.splice.call(this, 0, this.length);
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this._importants = {};
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var dummyRule = CSSOM.parse('#bogus{' + text + '}').cssRules[0].style;
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var length = dummyRule.length;
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for (i = 0; i < length; ++i) {
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name = dummyRule[i];
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this.setProperty(dummyRule[i], dummyRule.getPropertyValue(name), dummyRule.getPropertyPriority(name));
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}
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}
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};
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//.CommonJS
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exports.CSSStyleDeclaration = CSSOM.CSSStyleDeclaration;
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CSSOM.parse = require('./parse').parse; // Cannot be included sooner due to the mutual dependency between parse.js and CSSStyleDeclaration.js
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///CommonJS
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