mirror of
https://github.com/ionic-team/ionic-framework.git
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114 lines
2.9 KiB
JavaScript
114 lines
2.9 KiB
JavaScript
import {Parent} from 'angular2/src/core/annotations_impl/visibility';
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import {Directive, Component, onInit} from 'angular2/src/core/annotations_impl/annotations';
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import {Optional} from 'angular2/src/di/annotations_impl'
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import {View} from 'angular2/src/core/annotations_impl/view';
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import {ElementRef} from 'angular2/src/core/compiler/element_ref';
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import {Compiler} from 'angular2/angular2';
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import {DynamicComponentLoader} from 'angular2/src/core/compiler/dynamic_component_loader';
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import {Injector} from 'angular2/di';
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import {ViewController} from '../view/view-controller';
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import {ViewItem} from '../view/view-item';
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import {Tabs} from './tabs';
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import {Content} from '../content/content';
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import {IonicComponent} from '../../config/component';
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@Component({
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selector: 'ion-tab',
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properties: [
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'initial',
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'tabTitle',
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'tabIcon'
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],
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hostProperties: {
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'panelId': 'attr.id',
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'labeledBy': 'attr.aria-labelledby',
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'!isSelected': 'attr.aria-hidden',
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'isSelected': 'class.tab-selected'
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},
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hostAttributes: {
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'role': 'tabpanel'
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}
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})
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@View({
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template: '<template pane-anchor></template><content></content>',
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directives: [TabPaneAnchor]
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})
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export class Tab extends ViewController {
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constructor(
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@Parent() tabs: Tabs,
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compiler: Compiler,
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elementRef: ElementRef,
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loader: DynamicComponentLoader,
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injector: Injector
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) {
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// A Tab is both a container of many views, and is a view itself.
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// A Tab is one ViewItem within it's parent Tabs (which extends ViewController)
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// A Tab is a ViewController for its child ViewItems
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super(tabs, compiler, elementRef, loader, injector);
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this.tabs = tabs;
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this.childNavbar(true);
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let item = this.item = new ViewItem(tabs.parent);
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item.setInstance(this);
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item.setViewElement(elementRef.domElement);
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tabs.addTab(this);
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this.navbarView = item.navbarView = () => {
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let activeItem = this.getActive();
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return (activeItem && activeItem.navbarView()) || {};
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};
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this.panelId = 'tab-panel-' + item.id;
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this.labeledBy = 'tab-button-' + item.id;
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}
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onInit() {
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if (this._initialResolve) {
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this.tabs.select(this).then(() => {
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this._initialResolve();
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this._initialResolve = null;
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});
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}
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}
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load(callback) {
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if (!this._loaded && this.initial) {
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let opts = {
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animate: false,
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navbar: false
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};
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this.push(this.initial, null, opts).then(() => {
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callback && callback();
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});
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this._loaded = true;
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} else {
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callback && callback();
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}
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}
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queueInitial() {
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// this Tab will be used as the initial one for the first load of Tabs
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return new Promise(res => { this._initialResolve = res; });
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}
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get isSelected() {
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return this.tabs.isActive(this.item);
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}
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}
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@Directive({
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selector: 'template[pane-anchor]'
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})
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class TabPaneAnchor {
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constructor(@Parent() tab: Tab, elementRef: ElementRef) {
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tab.panes.setAnchor(elementRef);
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}
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}
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