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feat(sidenav): basic sidenav component extended from backdrop
- extend backdrop and specify custom transition class to add md-closed to the sidenav as it is shown/hidden. - has an opaque backdrop for when not locked open
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,7 +1,166 @@ | ||
| import {Directive} from 'angular2/core'; | ||
| import {Directive, Injectable} from 'angular2/core'; | ||
| import {Input} from 'angular2/core'; | ||
| import {Animate} from "../../core/util/animate"; | ||
| import {MdDialog} from "../dialog/dialog"; | ||
| import {MdDialogRef} from "../dialog/dialog_ref"; | ||
| import {Media} from "../../core/util/media"; | ||
| import {MdBackdrop} from "../backdrop/backdrop"; | ||
| import {ElementRef} from "angular2/core"; | ||
| import {ContentChildren} from "angular2/core"; | ||
| import {OnDestroy} from "angular2/core"; | ||
| import {AfterContentInit} from "angular2/core"; | ||
| import {OnInit} from "angular2/core"; | ||
| import {QueryList} from "angular2/core"; | ||
| import {Component} from "angular2/core"; | ||
| import {ViewChild} from "angular2/core"; | ||
| import {ComponentRef} from "angular2/core"; | ||
| import {Renderer} from "angular2/core"; | ||
| import {DynamicComponentLoader} from "angular2/core"; | ||
| import {DOM} from "angular2/src/platform/dom/dom_adapter"; | ||
| import {Attribute} from "angular2/core"; | ||
| import {isPresent} from "angular2/src/facade/lang"; | ||
| import {forwardRef} from "angular2/core"; | ||
| import {Inject} from "angular2/core"; | ||
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| @Directive({selector: 'md-sidenav'}) | ||
| export class MdSidenav { | ||
| @Input() public opened: boolean = true; | ||
| // TODO(jd): Lock open sidenav | ||
| // TODO(jd): Right alignment | ||
| // TODO(jd): Behaviors for testing | ||
| // - can lock open | ||
| // - service can find sidenavs by name | ||
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| /** | ||
| * A slide-out navigation element that transitions in from the left or right. | ||
| * | ||
| * ```html | ||
| * <nav md-sidenav="menu"> | ||
| * <h1>Components</h1> | ||
| * <button md-button (click)="close()">Close</button> | ||
| * </nav> | ||
| * ``` | ||
| */ | ||
| @Directive({ | ||
| selector: '[md-sidenav]' | ||
| }) | ||
| export class MdSidenav extends MdBackdrop implements OnInit, OnDestroy { | ||
| @Input('md-sidenav') | ||
| name: string = 'default'; | ||
|
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| private _backdropRef: ComponentRef = null; | ||
|
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| private _defaultContainer = DOM.query('body'); | ||
|
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| transitionClass: string = 'md-closed'; | ||
| transitionAddClass = false; | ||
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| constructor(public element: ElementRef, | ||
| public dcl: DynamicComponentLoader, | ||
| public renderer: Renderer, | ||
| @Inject(forwardRef(() => SidenavService)) public service: SidenavService, | ||
| @Attribute('md-sidenav') name: string) { | ||
| super(element); | ||
| DOM.addClass(this.element.nativeElement, this.transitionClass); | ||
| if (isPresent(name)) { | ||
| this.name = name; | ||
| } | ||
| } | ||
|
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| show(): Promise<void> { | ||
| return this._createBackdrop(this.element).then(() => super.show()); | ||
| } | ||
|
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| _destroyBackdrop(): Promise<void> { | ||
| if (this._backdropRef) { | ||
| this._backdropRef.dispose(); | ||
| this._backdropRef = null; | ||
| } | ||
| return Promise.resolve(); | ||
| } | ||
|
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| toggle(): Promise<void> { | ||
| return this.visible ? this.hide() : this.show(); | ||
| } | ||
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| isOpen(): boolean { | ||
| return this.visible; | ||
| } | ||
|
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| private _lockedOpen: boolean = false; | ||
|
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| isLockedOpen(): boolean { | ||
| return this._lockedOpen; | ||
| } | ||
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| _createBackdrop(elementRef: ElementRef): Promise<ComponentRef> { | ||
| if (this._backdropRef) { | ||
| return Promise.resolve(this._backdropRef); | ||
| } | ||
| return this.dcl.loadNextToLocation(MdBackdrop, elementRef) | ||
| .then((componentRef) => { | ||
| let backdrop: MdBackdrop = componentRef.instance; | ||
| backdrop.clickClose = true; | ||
| this.renderer.setElementClass(componentRef.location, 'md-backdrop', true); | ||
| this.renderer.setElementClass(componentRef.location, 'md-opaque', true); | ||
| DOM.appendChild(this._defaultContainer, componentRef.location.nativeElement); | ||
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| this._backdropRef = componentRef; | ||
| // When this component is shown/hidden, sync the backdrop | ||
| this.onShowing.subscribe(() => backdrop.show()); | ||
| this.onHiding.subscribe(() => backdrop.hide()); | ||
| // If the sidenav is hidden, release the backdrop | ||
| this.onHidden.subscribe(() => this._destroyBackdrop()); | ||
| // If the backdrop is hidden, hide the nav | ||
| backdrop.onHiding.subscribe(() => this.hide()); | ||
|
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| return componentRef; | ||
| }); | ||
| } | ||
|
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| ngOnInit(): any { | ||
| this.service.register(this); | ||
| } | ||
|
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| ngOnDestroy(): any { | ||
| this.service.unregister(this); | ||
| } | ||
|
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| } | ||
|
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| @Injectable() | ||
| export class SidenavService { | ||
| private _instances: MdSidenav[] = []; | ||
|
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| register(instance: MdSidenav) { | ||
| this._instances.push(instance); | ||
| } | ||
|
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| unregister(instance: MdSidenav) { | ||
| this._instances = this._instances.filter((c: MdSidenav) => { | ||
| return c.name !== instance.name; | ||
| }); | ||
| } | ||
|
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| show(name: string): Promise<void> { | ||
| let instance: MdSidenav = this._findInstance(name); | ||
| if (!instance) { | ||
| return Promise.reject<void>('invalid container'); | ||
| } | ||
| return instance.show(); | ||
| } | ||
|
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| hide(name: string): Promise<void> { | ||
| let instance: MdSidenav = this._findInstance(name); | ||
| if (!instance) { | ||
| return Promise.reject<void>('invalid container'); | ||
| } | ||
| return instance.hide(); | ||
| } | ||
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| private _findInstance(name: string): MdSidenav { | ||
| return this._instances.filter((c: MdSidenav) => { | ||
| return c.name === name; | ||
| })[0]; | ||
| } | ||
| } |