angular2
Version:
Angular 2 - a web framework for modern web apps
138 lines • 19.6 kB
JavaScript
import { isPresent } from 'angular2/src/facade/lang';
import { ListWrapper, MapWrapper } from 'angular2/src/facade/collection';
export class EventListener {
constructor(name, callback) {
this.name = name;
this.callback = callback;
}
;
}
export class DebugNode {
constructor(nativeNode, parent) {
this.nativeNode = nativeNode;
if (isPresent(parent) && parent instanceof DebugElement) {
parent.addChild(this);
}
else {
this.parent = null;
}
this.listeners = [];
this.providerTokens = [];
}
setDebugInfo(info) {
this.injector = info.injector;
this.providerTokens = info.providerTokens;
this.locals = info.locals;
this.componentInstance = info.component;
}
inject(token) { return this.injector.get(token); }
getLocal(name) { return this.locals.get(name); }
}
export class DebugElement extends DebugNode {
constructor(nativeNode, parent) {
super(nativeNode, parent);
this.properties = new Map();
this.attributes = new Map();
this.childNodes = [];
this.nativeElement = nativeNode;
}
addChild(child) {
if (isPresent(child)) {
this.childNodes.push(child);
child.parent = this;
}
}
removeChild(child) {
var childIndex = this.childNodes.indexOf(child);
if (childIndex !== -1) {
child.parent = null;
this.childNodes.splice(childIndex, 1);
}
}
insertChildrenAfter(child, newChildren) {
var siblingIndex = this.childNodes.indexOf(child);
if (siblingIndex !== -1) {
var previousChildren = this.childNodes.slice(0, siblingIndex + 1);
var nextChildren = this.childNodes.slice(siblingIndex + 1);
this.childNodes =
ListWrapper.concat(ListWrapper.concat(previousChildren, newChildren), nextChildren);
for (var i = 0; i < newChildren.length; ++i) {
var newChild = newChildren[i];
if (isPresent(newChild.parent)) {
newChild.parent.removeChild(newChild);
}
newChild.parent = this;
}
}
}
query(predicate) {
var results = this.queryAll(predicate);
return results.length > 0 ? results[0] : null;
}
queryAll(predicate) {
var matches = [];
_queryElementChildren(this, predicate, matches);
return matches;
}
queryAllNodes(predicate) {
var matches = [];
_queryNodeChildren(this, predicate, matches);
return matches;
}
get children() {
var children = [];
this.childNodes.forEach((node) => {
if (node instanceof DebugElement) {
children.push(node);
}
});
return children;
}
triggerEventHandler(eventName, eventObj) {
this.listeners.forEach((listener) => {
if (listener.name == eventName) {
listener.callback(eventObj);
}
});
}
}
export function asNativeElements(debugEls) {
return debugEls.map((el) => el.nativeElement);
}
function _queryElementChildren(element, predicate, matches) {
element.childNodes.forEach(node => {
if (node instanceof DebugElement) {
if (predicate(node)) {
matches.push(node);
}
_queryElementChildren(node, predicate, matches);
}
});
}
function _queryNodeChildren(parentNode, predicate, matches) {
if (parentNode instanceof DebugElement) {
parentNode.childNodes.forEach(node => {
if (predicate(node)) {
matches.push(node);
}
if (node instanceof DebugElement) {
_queryNodeChildren(node, predicate, matches);
}
});
}
}
// Need to keep the nodes in a global Map so that multiple angular apps are supported.
var _nativeNodeToDebugNode = new Map();
export function getDebugNode(nativeNode) {
return _nativeNodeToDebugNode.get(nativeNode);
}
export function getAllDebugNodes() {
return MapWrapper.values(_nativeNodeToDebugNode);
}
export function indexDebugNode(node) {
_nativeNodeToDebugNode.set(node.nativeNode, node);
}
export function removeDebugNodeFromIndex(node) {
_nativeNodeToDebugNode.delete(node.nativeNode);
}
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{isPresent} from 'angular2/src/facade/lang';\nimport {Predicate} from 'angular2/src/facade/collection';\nimport {Injector} from 'angular2/src/core/di';\nimport {ListWrapper, MapWrapper} from 'angular2/src/facade/collection';\nimport {RenderDebugInfo} from 'angular2/src/core/render/api';\n\nexport class EventListener { constructor(public name: string, public callback: Function){}; }\n\nexport class DebugNode {\n  nativeNode: any;\n  listeners: EventListener[];\n  parent: DebugElement;\n  providerTokens: any[];\n  locals: Map<string, any>;\n  injector: Injector;\n  componentInstance: any;\n\n  constructor(nativeNode: any, parent: DebugNode) {\n    this.nativeNode = nativeNode;\n    if (isPresent(parent) && parent instanceof DebugElement) {\n      parent.addChild(this);\n    } else {\n      this.parent = null;\n    }\n    this.listeners = [];\n    this.providerTokens = [];\n  }\n\n  setDebugInfo(info: RenderDebugInfo) {\n    this.injector = info.injector;\n    this.providerTokens = info.providerTokens;\n    this.locals = info.locals;\n    this.componentInstance = info.component;\n  }\n\n  inject(token: any): any { return this.injector.get(token); }\n\n  getLocal(name: string): any { return this.locals.get(name); }\n}\n\nexport class DebugElement extends DebugNode {\n  name: string;\n  properties: Map<string, any>;\n  attributes: Map<string, any>;\n  childNodes: DebugNode[];\n  nativeElement: any;\n\n  constructor(nativeNode: any, parent: any) {\n    super(nativeNode, parent);\n    this.properties = new Map<string, any>();\n    this.attributes = new Map<string, any>();\n    this.childNodes = [];\n    this.nativeElement = nativeNode;\n  }\n\n  addChild(child: DebugNode) {\n    if (isPresent(child)) {\n      this.childNodes.push(child);\n      child.parent = this;\n    }\n  }\n\n  removeChild(child: DebugNode) {\n    var childIndex = this.childNodes.indexOf(child);\n    if (childIndex !== -1) {\n      child.parent = null;\n      this.childNodes.splice(childIndex, 1);\n    }\n  }\n\n  insertChildrenAfter(child: DebugNode, newChildren: DebugNode[]) {\n    var siblingIndex = this.childNodes.indexOf(child);\n    if (siblingIndex !== -1) {\n      var previousChildren = this.childNodes.slice(0, siblingIndex + 1);\n      var nextChildren = this.childNodes.slice(siblingIndex + 1);\n      this.childNodes =\n          ListWrapper.concat(ListWrapper.concat(previousChildren, newChildren), nextChildren);\n      for (var i = 0; i < newChildren.length; ++i) {\n        var newChild = newChildren[i];\n        if (isPresent(newChild.parent)) {\n          newChild.parent.removeChild(newChild);\n        }\n        newChild.parent = this;\n      }\n    }\n  }\n\n  query(predicate: Predicate<DebugElement>): DebugElement {\n    var results = this.queryAll(predicate);\n    return results.length > 0 ? results[0] : null;\n  }\n\n  queryAll(predicate: Predicate<DebugElement>): DebugElement[] {\n    var matches = [];\n    _queryElementChildren(this, predicate, matches);\n    return matches;\n  }\n\n  queryAllNodes(predicate: Predicate<DebugNode>): DebugNode[] {\n    var matches = [];\n    _queryNodeChildren(this, predicate, matches);\n    return matches;\n  }\n\n  get children(): DebugElement[] {\n    var children = [];\n    this.childNodes.forEach((node) => {\n      if (node instanceof DebugElement) {\n        children.push(node);\n      }\n    });\n    return children;\n  }\n\n  triggerEventHandler(eventName: string, eventObj: Event) {\n    this.listeners.forEach((listener) => {\n      if (listener.name == eventName) {\n        listener.callback(eventObj);\n      }\n    });\n  }\n}\n\nexport function asNativeElements(debugEls: DebugElement[]): any {\n  return debugEls.map((el) => el.nativeElement);\n}\n\nfunction _queryElementChildren(element: DebugElement, predicate: Predicate<DebugElement>,\n                               matches: DebugElement[]) {\n  element.childNodes.forEach(node => {\n    if (node instanceof DebugElement) {\n      if (predicate(node)) {\n        matches.push(node);\n      }\n      _queryElementChildren(node, predicate, matches);\n    }\n  });\n}\n\nfunction _queryNodeChildren(parentNode: DebugNode, predicate: Predicate<DebugNode>,\n                            matches: DebugNode[]) {\n  if (parentNode instanceof DebugElement) {\n    parentNode.childNodes.forEach(node => {\n      if (predicate(node)) {\n        matches.push(node);\n      }\n      if (node instanceof DebugElement) {\n        _queryNodeChildren(node, predicate, matches);\n      }\n    });\n  }\n}\n\n// Need to keep the nodes in a global Map so that multiple angular apps are supported.\nvar _nativeNodeToDebugNode = new Map<any, DebugNode>();\n\nexport function getDebugNode(nativeNode: any): DebugNode {\n  return _nativeNodeToDebugNode.get(nativeNode);\n}\n\nexport function getAllDebugNodes(): DebugNode[] {\n  return MapWrapper.values(_nativeNodeToDebugNode);\n}\n\nexport function indexDebugNode(node: DebugNode) {\n  _nativeNodeToDebugNode.set(node.nativeNode, node);\n}\n\nexport function removeDebugNodeFromIndex(node: DebugNode) {\n  _nativeNodeToDebugNode.delete(node.nativeNode);\n}\n"]}