angular-cn/modules/angular2/src/dom/browser_adapter.ts
2015-05-22 09:39:15 -07:00

269 lines
10 KiB
TypeScript

import {List, MapWrapper, ListWrapper} from 'angular2/src/facade/collection';
import {isBlank, isPresent} from 'angular2/src/facade/lang';
import {setRootDomAdapter} from './dom_adapter';
import {GenericBrowserDomAdapter} from './generic_browser_adapter';
var _attrToPropMap = {'innerHtml': 'innerHTML', 'readonly': 'readOnly', 'tabindex': 'tabIndex'};
const DOM_KEY_LOCATION_NUMPAD = 3;
// Map to convert some key or keyIdentifier values to what will be returned by getEventKey
var _keyMap = {
// The following values are here for cross-browser compatibility and to match the W3C standard
// cf http://www.w3.org/TR/DOM-Level-3-Events-key/
'\b': 'Backspace',
'\t': 'Tab',
'\x7F': 'Delete',
'\x1B': 'Escape',
'Del': 'Delete',
'Esc': 'Escape',
'Left': 'ArrowLeft',
'Right': 'ArrowRight',
'Up': 'ArrowUp',
'Down': 'ArrowDown',
'Menu': 'ContextMenu',
'Scroll': 'ScrollLock',
'Win': 'OS'
};
// There is a bug in Chrome for numeric keypad keys:
// https://code.google.com/p/chromium/issues/detail?id=155654
// 1, 2, 3 ... are reported as A, B, C ...
var _chromeNumKeyPadMap = {
'A': '1',
'B': '2',
'C': '3',
'D': '4',
'E': '5',
'F': '6',
'G': '7',
'H': '8',
'I': '9',
'J': '*',
'K': '+',
'M': '-',
'N': '.',
'O': '/',
'\x60': '0',
'\x90': 'NumLock'
};
export class BrowserDomAdapter extends GenericBrowserDomAdapter {
static makeCurrent() { setRootDomAdapter(new BrowserDomAdapter()); }
logError(error) { window.console.error(error); }
get attrToPropMap(): any { return _attrToPropMap; }
query(selector: string): any { return document.querySelector(selector); }
querySelector(el, selector: string): Node { return el.querySelector(selector); }
querySelectorAll(el, selector: string): List<any> { return el.querySelectorAll(selector); }
on(el, evt, listener) { el.addEventListener(evt, listener, false); }
onAndCancel(el, evt, listener): Function {
el.addEventListener(evt, listener, false);
// Needed to follow Dart's subscription semantic, until fix of
// https://code.google.com/p/dart/issues/detail?id=17406
return () => { el.removeEventListener(evt, listener, false); };
}
dispatchEvent(el, evt) { el.dispatchEvent(evt); }
createMouseEvent(eventType: string): MouseEvent {
var evt: MouseEvent = document.createEvent('MouseEvent');
evt.initEvent(eventType, true, true);
return evt;
}
createEvent(eventType): Event {
var evt: Event = document.createEvent('Event');
evt.initEvent(eventType, true, true);
return evt;
}
preventDefault(evt: Event) {
evt.preventDefault();
evt.returnValue = false;
}
getInnerHTML(el) { return el.innerHTML; }
getOuterHTML(el) { return el.outerHTML; }
nodeName(node: Node): string { return node.nodeName; }
nodeValue(node: Node): string { return node.nodeValue; }
type(node: HTMLInputElement): string { return node.type; }
content(node: Node): Node {
if (this.hasProperty(node, "content")) {
return (<any>node).content;
} else {
return node;
}
}
firstChild(el): Node { return el.firstChild; }
nextSibling(el): Node { return el.nextSibling; }
parentElement(el) { return el.parentElement; }
childNodes(el): List<Node> { return el.childNodes; }
childNodesAsList(el): List<any> {
var childNodes = el.childNodes;
var res = ListWrapper.createFixedSize(childNodes.length);
for (var i = 0; i < childNodes.length; i++) {
res[i] = childNodes[i];
}
return res;
}
clearNodes(el) {
for (var i = 0; i < el.childNodes.length; i++) {
this.remove(el.childNodes[i]);
}
}
appendChild(el, node) { el.appendChild(node); }
removeChild(el, node) { el.removeChild(node); }
replaceChild(el: Node, newChild, oldChild) { el.replaceChild(newChild, oldChild); }
remove(el) {
var parent = el.parentNode;
parent.removeChild(el);
return el;
}
insertBefore(el, node) { el.parentNode.insertBefore(node, el); }
insertAllBefore(el, nodes) {
ListWrapper.forEach(nodes, (n) => { el.parentNode.insertBefore(n, el); });
}
insertAfter(el, node) { el.parentNode.insertBefore(node, el.nextSibling); }
setInnerHTML(el, value) { el.innerHTML = value; }
getText(el) { return el.textContent; }
// TODO(vicb): removed Element type because it does not support StyleElement
setText(el, value: string) { el.textContent = value; }
getValue(el) { return el.value; }
setValue(el, value: string) { el.value = value; }
getChecked(el) { return el.checked; }
setChecked(el, value: boolean) { el.checked = value; }
createTemplate(html): HTMLElement {
var t = document.createElement('template');
t.innerHTML = html;
return t;
}
createElement(tagName, doc = document): HTMLElement { return doc.createElement(tagName); }
createTextNode(text: string, doc = document): Text { return doc.createTextNode(text); }
createScriptTag(attrName: string, attrValue: string, doc = document): HTMLScriptElement {
var el = <HTMLScriptElement>doc.createElement('SCRIPT');
el.setAttribute(attrName, attrValue);
return el;
}
createStyleElement(css: string, doc = document): HTMLStyleElement {
var style = <HTMLStyleElement>doc.createElement('style');
this.appendChild(style, this.createTextNode(css));
return style;
}
createShadowRoot(el: HTMLElement): DocumentFragment { return (<any>el).createShadowRoot(); }
getShadowRoot(el: HTMLElement): DocumentFragment { return (<any>el).shadowRoot; }
getHost(el: HTMLElement): HTMLElement { return (<any>el).host; }
clone(node: Node) { return node.cloneNode(true); }
hasProperty(element, name: string) { return name in element; }
getElementsByClassName(element, name: string) { return element.getElementsByClassName(name); }
getElementsByTagName(element, name: string) { return element.getElementsByTagName(name); }
classList(element): List<any> {
return <List<any>>Array.prototype.slice.call(element.classList, 0);
}
addClass(element, classname: string) { element.classList.add(classname); }
removeClass(element, classname: string) { element.classList.remove(classname); }
hasClass(element, classname: string) { return element.classList.contains(classname); }
setStyle(element, stylename: string, stylevalue: string) {
element.style[stylename] = stylevalue;
}
removeStyle(element, stylename: string) { element.style[stylename] = null; }
getStyle(element, stylename: string) { return element.style[stylename]; }
tagName(element): string { return element.tagName; }
attributeMap(element) {
var res = MapWrapper.create();
var elAttrs = element.attributes;
for (var i = 0; i < elAttrs.length; i++) {
var attrib = elAttrs[i];
MapWrapper.set(res, attrib.name, attrib.value);
}
return res;
}
hasAttribute(element, attribute: string) { return element.hasAttribute(attribute); }
getAttribute(element, attribute: string) { return element.getAttribute(attribute); }
setAttribute(element, name: string, value: string) { element.setAttribute(name, value); }
removeAttribute(element, attribute: string) { return element.removeAttribute(attribute); }
templateAwareRoot(el) { return this.isTemplateElement(el) ? this.content(el) : el; }
createHtmlDocument() { return document.implementation.createHTMLDocument('fakeTitle'); }
defaultDoc() { return document; }
getBoundingClientRect(el) {
try {
return el.getBoundingClientRect();
} catch (e) {
return {top: 0, bottom: 0, left: 0, right: 0, width: 0, height: 0};
}
}
getTitle(): string { return document.title; }
setTitle(newTitle: string) { document.title = newTitle || ''; }
elementMatches(n, selector: string): boolean {
return n instanceof HTMLElement && n.matches ? n.matches(selector) :
n.msMatchesSelector(selector);
}
isTemplateElement(el: any): boolean {
return el instanceof HTMLElement && el.nodeName == "TEMPLATE";
}
isTextNode(node: Node): boolean { return node.nodeType === Node.TEXT_NODE; }
isCommentNode(node: Node): boolean { return node.nodeType === Node.COMMENT_NODE; }
isElementNode(node: Node): boolean { return node.nodeType === Node.ELEMENT_NODE; }
hasShadowRoot(node): boolean { return node instanceof HTMLElement && isPresent(node.shadowRoot); }
isShadowRoot(node): boolean { return node instanceof DocumentFragment; }
importIntoDoc(node: Node) {
var toImport = node;
if (this.isTemplateElement(node)) {
toImport = this.content(node);
}
return document.importNode(toImport, true);
}
isPageRule(rule): boolean { return rule.type === CSSRule.PAGE_RULE; }
isStyleRule(rule): boolean { return rule.type === CSSRule.STYLE_RULE; }
isMediaRule(rule): boolean { return rule.type === CSSRule.MEDIA_RULE; }
isKeyframesRule(rule): boolean { return rule.type === CSSRule.KEYFRAMES_RULE; }
getHref(el: Element): string { return (<any>el).href; }
getEventKey(event): string {
var key = event.key;
if (isBlank(key)) {
key = event.keyIdentifier;
// keyIdentifier is defined in the old draft of DOM Level 3 Events implemented by Chrome and
// Safari
// cf
// http://www.w3.org/TR/2007/WD-DOM-Level-3-Events-20071221/events.html#Events-KeyboardEvents-Interfaces
if (isBlank(key)) {
return 'Unidentified';
}
if (key.startsWith('U+')) {
key = String.fromCharCode(parseInt(key.substring(2), 16));
if (event.location === DOM_KEY_LOCATION_NUMPAD && _chromeNumKeyPadMap.hasOwnProperty(key)) {
// There is a bug in Chrome for numeric keypad keys:
// https://code.google.com/p/chromium/issues/detail?id=155654
// 1, 2, 3 ... are reported as A, B, C ...
key = _chromeNumKeyPadMap[key];
}
}
}
if (_keyMap.hasOwnProperty(key)) {
key = _keyMap[key];
}
return key;
}
getGlobalEventTarget(target: string): EventTarget {
if (target == "window") {
return window;
} else if (target == "document") {
return document;
} else if (target == "body") {
return document.body;
}
}
getHistory() { return window.history; }
getLocation() { return window.location; }
getBaseHref() { return relativePath(document.baseURI); }
getUserAgent(): string { return window.navigator.userAgent; }
}
// based on urlUtils.js in AngularJS 1
var urlParsingNode = null;
function relativePath(url) {
if (isBlank(urlParsingNode)) {
urlParsingNode = document.createElement("a");
}
urlParsingNode.setAttribute('href', url);
return (urlParsingNode.pathname.charAt(0) === '/') ? urlParsingNode.pathname :
'/' + urlParsingNode.pathname;
}