salix/front/core/lib/component.js

140 lines
3.5 KiB
JavaScript

import ngModule from '../module';
import EventEmitter from './event-emitter';
import {kebabToCamel} from './string';
/**
* Base class for component controllers.
*/
export default class Component extends EventEmitter {
/**
* Contructor.
*
* @param {HTMLElement} $element The main component element
* @param {$rootScope.Scope} $scope The element scope
*/
constructor($element, $scope) {
super();
if (!$element) return;
this.element = $element[0];
this.element.$ctrl = this;
this.$element = $element;
this.$ = $scope;
}
$postLink() {
if (!this.$element) return;
let attrs = this.$element[0].attributes;
let $scope = this.$;
for (let attr of attrs) {
if (attr.name.substr(0, 2) !== 'on') continue;
let eventName = kebabToCamel(attr.name.substr(3));
let callback = locals => $scope.$parent.$eval(attr.nodeValue, locals);
this.on(eventName, callback);
}
}
/**
* The component owner window.
*/
get window() {
return this.document.defaultView;
}
/**
* The component owner document.
*/
get document() {
return this.element.ownerDocument;
}
/**
* Translates an string.
*
* @param {String} string String to translate
* @param {Array} params Translate parameters
* @return {String} The translated string
*/
$t(string, params) {
return this.$translate.instant(string, params);
}
createBoundTranscludeFn(linkFn) {
let scope = this.$;
let previousBoundTranscludeFn = this.$transclude.$$boundTransclude;
function vnBoundTranscludeFn(transcludedScope, cloneFn, controllers, futureParentElement, containingScope) {
if (!transcludedScope) {
transcludedScope = scope.$new(false, containingScope);
transcludedScope.$$transcluded = true;
}
return linkFn(transcludedScope, cloneFn, {
parentBoundTranscludeFn: previousBoundTranscludeFn,
transcludeControllers: controllers,
futureParentElement: futureParentElement
});
}
vnBoundTranscludeFn.$$slots = previousBoundTranscludeFn.$$slots;
return vnBoundTranscludeFn;
}
fillDefaultSlot(template) {
let linkFn = this.$compile(template);
this.$transclude.$$boundTransclude = this.createBoundTranscludeFn(linkFn);
}
fillSlot(slot, template) {
let slots = this.$transclude.$$boundTransclude.$$slots;
let linkFn = this.$compile(template);
slots[slot] = this.createBoundTranscludeFn(linkFn);
}
copySlot(slot, $transclude) {
this.$transclude.$$boundTransclude.$$slots[slot] =
$transclude.$$boundTransclude.$$slots[slot];
}
}
Component.$inject = ['$element', '$scope'];
function runFn(
$translate,
$q,
$http,
$state,
$stateParams,
$timeout,
$transitions,
$compile,
$filter,
$interpolate,
vnApp) {
Object.assign(Component.prototype, {
$translate,
$q,
$http,
$state,
$params: $stateParams,
$timeout,
$transitions,
$compile,
$filter,
$interpolate,
vnApp
});
}
runFn.$inject = [
'$translate',
'$q',
'$http',
'$state',
'$stateParams',
'$timeout',
'$transitions',
'$compile',
'$filter',
'$interpolate',
'vnApp'
];
ngModule.run(runFn);