2a09d1a4
 liuqimichale
添加宜春 天水 宣化
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var domWalk = require("dom-walk")
var Comment = require("./dom-comment.js")
var DOMText = require("./dom-text.js")
var DOMElement = require("./dom-element.js")
var DocumentFragment = require("./dom-fragment.js")
var Event = require("./event.js")
var dispatchEvent = require("./event/dispatch-event.js")
var addEventListener = require("./event/add-event-listener.js")
var removeEventListener = require("./event/remove-event-listener.js")
module.exports = Document;
function Document() {
if (!(this instanceof Document)) {
return new Document();
}
this.head = this.createElement("head")
this.body = this.createElement("body")
this.documentElement = this.createElement("html")
this.documentElement.appendChild(this.head)
this.documentElement.appendChild(this.body)
this.childNodes = [this.documentElement]
this.nodeType = 9
}
var proto = Document.prototype;
proto.createTextNode = function createTextNode(value) {
return new DOMText(value, this)
}
proto.createElementNS = function createElementNS(namespace, tagName) {
var ns = namespace === null ? null : String(namespace)
return new DOMElement(tagName, this, ns)
}
proto.createElement = function createElement(tagName) {
return new DOMElement(tagName, this)
}
proto.createDocumentFragment = function createDocumentFragment() {
return new DocumentFragment(this)
}
proto.createEvent = function createEvent(family) {
return new Event(family)
}
proto.createComment = function createComment(data) {
return new Comment(data, this)
}
proto.getElementById = function getElementById(id) {
id = String(id)
var result = domWalk(this.childNodes, function (node) {
if (String(node.id) === id) {
return node
}
})
return result || null
}
proto.getElementsByClassName = DOMElement.prototype.getElementsByClassName
proto.getElementsByTagName = DOMElement.prototype.getElementsByTagName
proto.contains = DOMElement.prototype.contains
proto.removeEventListener = removeEventListener
proto.addEventListener = addEventListener
proto.dispatchEvent = dispatchEvent
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