ag-grid/dist/lib/templateService.js

Advanced Data Grid / Data Table supporting Javascript / React / AngularJS / Web Components

/**
 * ag-grid - Advanced Data Grid / Data Table supporting Javascript / React / AngularJS / Web Components
 * @version v18.1.2
 * @link http://www.ag-grid.com/
 * @license MIT
 */
"use strict";
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);
};
Object.defineProperty(exports, "__esModule", { value: true });
var context_1 = require("./context/context");
var context_2 = require("./context/context");
var TemplateService = (function () {
    function TemplateService() {
        this.templateCache = {};
        this.waitingCallbacks = {};
    }
    // returns the template if it is loaded, or null if it is not loaded
    // but will call the callback when it is loaded
    TemplateService.prototype.getTemplate = function (url, callback) {
        var templateFromCache = this.templateCache[url];
        if (templateFromCache) {
            return templateFromCache;
        }
        var callbackList = this.waitingCallbacks[url];
        var that = this;
        if (!callbackList) {
            // first time this was called, so need a new list for callbacks
            callbackList = [];
            this.waitingCallbacks[url] = callbackList;
            // and also need to do the http request
            var client = new XMLHttpRequest();
            client.onload = function () {
                that.handleHttpResult(this, url);
            };
            client.open("GET", url);
            client.send();
        }
        // add this callback
        if (callback) {
            callbackList.push(callback);
        }
        // caller needs to wait for template to load, so return null
        return null;
    };
    TemplateService.prototype.handleHttpResult = function (httpResult, url) {
        if (httpResult.status !== 200 || httpResult.response === null) {
            console.warn('Unable to get template error ' + httpResult.status + ' - ' + url);
            return;
        }
        // response success, so process it
        // in IE9 the response is in - responseText
        this.templateCache[url] = httpResult.response || httpResult.responseText;
        // inform all listeners that this is now in the cache
        var callbacks = this.waitingCallbacks[url];
        for (var i = 0; i < callbacks.length; i++) {
            var callback = callbacks[i];
            // we could pass the callback the response, however we know the client of this code
            // is the cell renderer, and it passes the 'cellRefresh' method in as the callback
            // which doesn't take any parameters.
            callback();
        }
        if (this.$scope) {
            var that_1 = this;
            setTimeout(function () {
                that_1.$scope.$apply();
            }, 0);
        }
    };
    __decorate([
        context_2.Autowired('$scope'),
        __metadata("design:type", Object)
    ], TemplateService.prototype, "$scope", void 0);
    TemplateService = __decorate([
        context_1.Bean('templateService')
    ], TemplateService);
    return TemplateService;
}());
exports.TemplateService = TemplateService;