document.js 2.1 KB

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  1. var domWalk = require("dom-walk")
  2. var Comment = require("./dom-comment.js")
  3. var DOMText = require("./dom-text.js")
  4. var DOMElement = require("./dom-element.js")
  5. var DocumentFragment = require("./dom-fragment.js")
  6. var Event = require("./event.js")
  7. var dispatchEvent = require("./event/dispatch-event.js")
  8. var addEventListener = require("./event/add-event-listener.js")
  9. var removeEventListener = require("./event/remove-event-listener.js")
  10. module.exports = Document;
  11. function Document() {
  12. if (!(this instanceof Document)) {
  13. return new Document();
  14. }
  15. this.head = this.createElement("head")
  16. this.body = this.createElement("body")
  17. this.documentElement = this.createElement("html")
  18. this.documentElement.appendChild(this.head)
  19. this.documentElement.appendChild(this.body)
  20. this.childNodes = [this.documentElement]
  21. this.nodeType = 9
  22. }
  23. var proto = Document.prototype;
  24. proto.createTextNode = function createTextNode(value) {
  25. return new DOMText(value, this)
  26. }
  27. proto.createElementNS = function createElementNS(namespace, tagName) {
  28. var ns = namespace === null ? null : String(namespace)
  29. return new DOMElement(tagName, this, ns)
  30. }
  31. proto.createElement = function createElement(tagName) {
  32. return new DOMElement(tagName, this)
  33. }
  34. proto.createDocumentFragment = function createDocumentFragment() {
  35. return new DocumentFragment(this)
  36. }
  37. proto.createEvent = function createEvent(family) {
  38. return new Event(family)
  39. }
  40. proto.createComment = function createComment(data) {
  41. return new Comment(data, this)
  42. }
  43. proto.getElementById = function getElementById(id) {
  44. id = String(id)
  45. var result = domWalk(this.childNodes, function (node) {
  46. if (String(node.id) === id) {
  47. return node
  48. }
  49. })
  50. return result || null
  51. }
  52. proto.getElementsByClassName = DOMElement.prototype.getElementsByClassName
  53. proto.getElementsByTagName = DOMElement.prototype.getElementsByTagName
  54. proto.contains = DOMElement.prototype.contains
  55. proto.removeEventListener = removeEventListener
  56. proto.addEventListener = addEventListener
  57. proto.dispatchEvent = dispatchEvent