angular2
Version:
Angular 2 - a web framework for modern web apps
82 lines • 8.77 kB
JavaScript
;"use strict";
var __extends = (this && this.__extends) || function (d, b) {
for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
var __param = (this && this.__param) || function (paramIndex, decorator) {
return function (target, key) { decorator(target, key, paramIndex); }
};
var dom_adapter_1 = require('angular2/src/platform/dom/dom_adapter');
var di_1 = require('angular2/src/core/di');
var collection_1 = require('angular2/src/facade/collection');
var dom_tokens_1 = require('./dom_tokens');
var SharedStylesHost = (function () {
function SharedStylesHost() {
/** @internal */
this._styles = [];
/** @internal */
this._stylesSet = new Set();
}
SharedStylesHost.prototype.addStyles = function (styles) {
var _this = this;
var additions = [];
styles.forEach(function (style) {
if (!collection_1.SetWrapper.has(_this._stylesSet, style)) {
_this._stylesSet.add(style);
_this._styles.push(style);
additions.push(style);
}
});
this.onStylesAdded(additions);
};
SharedStylesHost.prototype.onStylesAdded = function (additions) { };
SharedStylesHost.prototype.getAllStyles = function () { return this._styles; };
SharedStylesHost = __decorate([
di_1.Injectable(),
__metadata('design:paramtypes', [])
], SharedStylesHost);
return SharedStylesHost;
}());
exports.SharedStylesHost = SharedStylesHost;
var DomSharedStylesHost = (function (_super) {
__extends(DomSharedStylesHost, _super);
function DomSharedStylesHost(doc) {
_super.call(this);
this._hostNodes = new Set();
this._hostNodes.add(doc.head);
}
/** @internal */
DomSharedStylesHost.prototype._addStylesToHost = function (styles, host) {
for (var i = 0; i < styles.length; i++) {
var style = styles[i];
dom_adapter_1.DOM.appendChild(host, dom_adapter_1.DOM.createStyleElement(style));
}
};
DomSharedStylesHost.prototype.addHost = function (hostNode) {
this._addStylesToHost(this._styles, hostNode);
this._hostNodes.add(hostNode);
};
DomSharedStylesHost.prototype.removeHost = function (hostNode) { collection_1.SetWrapper.delete(this._hostNodes, hostNode); };
DomSharedStylesHost.prototype.onStylesAdded = function (additions) {
var _this = this;
this._hostNodes.forEach(function (hostNode) { _this._addStylesToHost(additions, hostNode); });
};
DomSharedStylesHost = __decorate([
di_1.Injectable(),
__param(0, di_1.Inject(dom_tokens_1.DOCUMENT)),
__metadata('design:paramtypes', [Object])
], DomSharedStylesHost);
return DomSharedStylesHost;
}(SharedStylesHost));
exports.DomSharedStylesHost = DomSharedStylesHost;
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