| 1 | /**
|
|---|
| 2 | * @license
|
|---|
| 3 | * Copyright Google LLC All Rights Reserved.
|
|---|
| 4 | *
|
|---|
| 5 | * Use of this source code is governed by an MIT-style license that can be
|
|---|
| 6 | * found in the LICENSE file at https://angular.io/license
|
|---|
| 7 | */
|
|---|
| 8 | import { ViewportScroller } from '@angular/common';
|
|---|
| 9 | import { Injectable } from '@angular/core';
|
|---|
| 10 | import { NavigationEnd, NavigationStart, Scroll } from './events';
|
|---|
| 11 | import { Router } from './router';
|
|---|
| 12 | export class RouterScroller {
|
|---|
| 13 | constructor(router,
|
|---|
| 14 | /** @docsNotRequired */ viewportScroller, options = {}) {
|
|---|
| 15 | this.router = router;
|
|---|
| 16 | this.viewportScroller = viewportScroller;
|
|---|
| 17 | this.options = options;
|
|---|
| 18 | this.lastId = 0;
|
|---|
| 19 | this.lastSource = 'imperative';
|
|---|
| 20 | this.restoredId = 0;
|
|---|
| 21 | this.store = {};
|
|---|
| 22 | // Default both options to 'disabled'
|
|---|
| 23 | options.scrollPositionRestoration = options.scrollPositionRestoration || 'disabled';
|
|---|
| 24 | options.anchorScrolling = options.anchorScrolling || 'disabled';
|
|---|
| 25 | }
|
|---|
| 26 | init() {
|
|---|
| 27 | // we want to disable the automatic scrolling because having two places
|
|---|
| 28 | // responsible for scrolling results race conditions, especially given
|
|---|
| 29 | // that browser don't implement this behavior consistently
|
|---|
| 30 | if (this.options.scrollPositionRestoration !== 'disabled') {
|
|---|
| 31 | this.viewportScroller.setHistoryScrollRestoration('manual');
|
|---|
| 32 | }
|
|---|
| 33 | this.routerEventsSubscription = this.createScrollEvents();
|
|---|
| 34 | this.scrollEventsSubscription = this.consumeScrollEvents();
|
|---|
| 35 | }
|
|---|
| 36 | createScrollEvents() {
|
|---|
| 37 | return this.router.events.subscribe(e => {
|
|---|
| 38 | if (e instanceof NavigationStart) {
|
|---|
| 39 | // store the scroll position of the current stable navigations.
|
|---|
| 40 | this.store[this.lastId] = this.viewportScroller.getScrollPosition();
|
|---|
| 41 | this.lastSource = e.navigationTrigger;
|
|---|
| 42 | this.restoredId = e.restoredState ? e.restoredState.navigationId : 0;
|
|---|
| 43 | }
|
|---|
| 44 | else if (e instanceof NavigationEnd) {
|
|---|
| 45 | this.lastId = e.id;
|
|---|
| 46 | this.scheduleScrollEvent(e, this.router.parseUrl(e.urlAfterRedirects).fragment);
|
|---|
| 47 | }
|
|---|
| 48 | });
|
|---|
| 49 | }
|
|---|
| 50 | consumeScrollEvents() {
|
|---|
| 51 | return this.router.events.subscribe(e => {
|
|---|
| 52 | if (!(e instanceof Scroll))
|
|---|
| 53 | return;
|
|---|
| 54 | // a popstate event. The pop state event will always ignore anchor scrolling.
|
|---|
| 55 | if (e.position) {
|
|---|
| 56 | if (this.options.scrollPositionRestoration === 'top') {
|
|---|
| 57 | this.viewportScroller.scrollToPosition([0, 0]);
|
|---|
| 58 | }
|
|---|
| 59 | else if (this.options.scrollPositionRestoration === 'enabled') {
|
|---|
| 60 | this.viewportScroller.scrollToPosition(e.position);
|
|---|
| 61 | }
|
|---|
| 62 | // imperative navigation "forward"
|
|---|
| 63 | }
|
|---|
| 64 | else {
|
|---|
| 65 | if (e.anchor && this.options.anchorScrolling === 'enabled') {
|
|---|
| 66 | this.viewportScroller.scrollToAnchor(e.anchor);
|
|---|
| 67 | }
|
|---|
| 68 | else if (this.options.scrollPositionRestoration !== 'disabled') {
|
|---|
| 69 | this.viewportScroller.scrollToPosition([0, 0]);
|
|---|
| 70 | }
|
|---|
| 71 | }
|
|---|
| 72 | });
|
|---|
| 73 | }
|
|---|
| 74 | scheduleScrollEvent(routerEvent, anchor) {
|
|---|
| 75 | this.router.triggerEvent(new Scroll(routerEvent, this.lastSource === 'popstate' ? this.store[this.restoredId] : null, anchor));
|
|---|
| 76 | }
|
|---|
| 77 | /** @nodoc */
|
|---|
| 78 | ngOnDestroy() {
|
|---|
| 79 | if (this.routerEventsSubscription) {
|
|---|
| 80 | this.routerEventsSubscription.unsubscribe();
|
|---|
| 81 | }
|
|---|
| 82 | if (this.scrollEventsSubscription) {
|
|---|
| 83 | this.scrollEventsSubscription.unsubscribe();
|
|---|
| 84 | }
|
|---|
| 85 | }
|
|---|
| 86 | }
|
|---|
| 87 | RouterScroller.decorators = [
|
|---|
| 88 | { type: Injectable }
|
|---|
| 89 | ];
|
|---|
| 90 | RouterScroller.ctorParameters = () => [
|
|---|
| 91 | { type: Router },
|
|---|
| 92 | { type: ViewportScroller },
|
|---|
| 93 | { type: undefined }
|
|---|
| 94 | ];
|
|---|
| 95 | //# sourceMappingURL=data:application/json;base64,{"version":3,"file":"router_scroller.js","sourceRoot":"","sources":["../../../../../../packages/router/src/router_scroller.ts"],"names":[],"mappings":"AAAA;;;;;;GAMG;AAEH,OAAO,EAAC,gBAAgB,EAAC,MAAM,iBAAiB,CAAC;AACjD,OAAO,EAAC,UAAU,EAAY,MAAM,eAAe,CAAC;AAGpD,OAAO,EAAC,aAAa,EAAE,eAAe,EAAE,MAAM,EAAC,MAAM,UAAU,CAAC;AAChE,OAAO,EAAC,MAAM,EAAC,MAAM,UAAU,CAAC;AAGhC,MAAM,OAAO,cAAc;IAWzB,YACY,MAAc;IACtB,uBAAuB,CAAiB,gBAAkC,EAAU,UAGhF,EAAE;QAJE,WAAM,GAAN,MAAM,CAAQ;QACkB,qBAAgB,GAAhB,gBAAgB,CAAkB;QAAU,YAAO,GAAP,OAAO,CAGrF;QAVF,WAAM,GAAG,CAAC,CAAC;QACX,eAAU,GAAmD,YAAY,CAAC;QAC1E,eAAU,GAAG,CAAC,CAAC;QACf,UAAK,GAAsC,EAAE,CAAC;QAQpD,qCAAqC;QACrC,OAAO,CAAC,yBAAyB,GAAG,OAAO,CAAC,yBAAyB,IAAI,UAAU,CAAC;QACpF,OAAO,CAAC,eAAe,GAAG,OAAO,CAAC,eAAe,IAAI,UAAU,CAAC;IAClE,CAAC;IAED,IAAI;QACF,uEAAuE;QACvE,sEAAsE;QACtE,0DAA0D;QAC1D,IAAI,IAAI,CAAC,OAAO,CAAC,yBAAyB,KAAK,UAAU,EAAE;YACzD,IAAI,CAAC,gBAAgB,CAAC,2BAA2B,CAAC,QAAQ,CAAC,CAAC;SAC7D;QACD,IAAI,CAAC,wBAAwB,GAAG,IAAI,CAAC,kBAAkB,EAAE,CAAC;QAC1D,IAAI,CAAC,wBAAwB,GAAG,IAAI,CAAC,mBAAmB,EAAE,CAAC;IAC7D,CAAC;IAEO,kBAAkB;QACxB,OAAO,IAAI,CAAC,MAAM,CAAC,MAAM,CAAC,SAAS,CAAC,CAAC,CAAC,EAAE;YACtC,IAAI,CAAC,YAAY,eAAe,EAAE;gBAChC,+DAA+D;gBAC/D,IAAI,CAAC,KAAK,CAAC,IAAI,CAAC,MAAM,CAAC,GAAG,IAAI,CAAC,gBAAgB,CAAC,iBAAiB,EAAE,CAAC;gBACpE,IAAI,CAAC,UAAU,GAAG,CAAC,CAAC,iBAAiB,CAAC;gBACtC,IAAI,CAAC,UAAU,GAAG,CAAC,CAAC,aAAa,CAAC,CAAC,CAAC,CAAC,CAAC,aAAa,CAAC,YAAY,CAAC,CAAC,CAAC,CAAC,CAAC;aACtE;iBAAM,IAAI,CAAC,YAAY,aAAa,EAAE;gBACrC,IAAI,CAAC,MAAM,GAAG,CAAC,CAAC,EAAE,CAAC;gBACnB,IAAI,CAAC,mBAAmB,CAAC,CAAC,EAAE,IAAI,CAAC,MAAM,CAAC,QAAQ,CAAC,CAAC,CAAC,iBAAiB,CAAC,CAAC,QAAQ,CAAC,CAAC;aACjF;QACH,CAAC,CAAC,CAAC;IACL,CAAC;IAEO,mBAAmB;QACzB,OAAO,IAAI,CAAC,MAAM,CAAC,MAAM,CAAC,SAAS,CAAC,CAAC,CAAC,EAAE;YACtC,IAAI,CAAC,CAAC,CAAC,YAAY,MAAM,CAAC;gBAAE,OAAO;YACnC,6EAA6E;YAC7E,IAAI,CAAC,CAAC,QAAQ,EAAE;gBACd,IAAI,IAAI,CAAC,OAAO,CAAC,yBAAyB,KAAK,KAAK,EAAE;oBACpD,IAAI,CAAC,gBAAgB,CAAC,gBAAgB,CAAC,CAAC,CAAC,EAAE,CAAC,CAAC,CAAC,CAAC;iBAChD;qBAAM,IAAI,IAAI,CAAC,OAAO,CAAC,yBAAyB,KAAK,SAAS,EAAE;oBAC/D,IAAI,CAAC,gBAAgB,CAAC,gBAAgB,CAAC,CAAC,CAAC,QAAQ,CAAC,CAAC;iBACpD;gBACD,kCAAkC;aACnC;iBAAM;gBACL,IAAI,CAAC,CAAC,MAAM,IAAI,IAAI,CAAC,OAAO,CAAC,eAAe,KAAK,SAAS,EAAE;oBAC1D,IAAI,CAAC,gBAAgB,CAAC,cAAc,CAAC,CAAC,CAAC,MAAM,CAAC,CAAC;iBAChD;qBAAM,IAAI,IAAI,CAAC,OAAO,CAAC,yBAAyB,KAAK,UAAU,EAAE;oBAChE,IAAI,CAAC,gBAAgB,CAAC,gBAAgB,CAAC,CAAC,CAAC,EAAE,CAAC,CAAC,CAAC,CAAC;iBAChD;aACF;QACH,CAAC,CAAC,CAAC;IACL,CAAC;IAEO,mBAAmB,CAAC,WAA0B,EAAE,MAAmB;QACzE,IAAI,CAAC,MAAM,CAAC,YAAY,CAAC,IAAI,MAAM,CAC/B,WAAW,EAAE,IAAI,CAAC,UAAU,KAAK,UAAU,CAAC,CAAC,CAAC,IAAI,CAAC,KAAK,CAAC,IAAI,CAAC,UAAU,CAAC,CAAC,CAAC,CAAC,IAAI,EAAE,MAAM,CAAC,CAAC,CAAC;IACjG,CAAC;IAED,aAAa;IACb,WAAW;QACT,IAAI,IAAI,CAAC,wBAAwB,EAAE;YACjC,IAAI,CAAC,wBAAwB,CAAC,WAAW,EAAE,CAAC;SAC7C;QACD,IAAI,IAAI,CAAC,wBAAwB,EAAE;YACjC,IAAI,CAAC,wBAAwB,CAAC,WAAW,EAAE,CAAC;SAC7C;IACH,CAAC;;;YAlFF,UAAU;;;YAFH,MAAM;YALN,gBAAgB","sourcesContent":["/**\n * @license\n * Copyright Google LLC All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\n\nimport {ViewportScroller} from '@angular/common';\nimport {Injectable, OnDestroy} from '@angular/core';\nimport {Unsubscribable} from 'rxjs';\n\nimport {NavigationEnd, NavigationStart, Scroll} from './events';\nimport {Router} from './router';\n\n@Injectable()\nexport class RouterScroller implements OnDestroy {\n  // TODO(issue/24571): remove '!'.\n  private routerEventsSubscription!: Unsubscribable;\n  // TODO(issue/24571): remove '!'.\n  private scrollEventsSubscription!: Unsubscribable;\n\n  private lastId = 0;\n  private lastSource: 'imperative'|'popstate'|'hashchange'|undefined = 'imperative';\n  private restoredId = 0;\n  private store: {[key: string]: [number, number]} = {};\n\n  constructor(\n      private router: Router,\n      /** @docsNotRequired */ public readonly viewportScroller: ViewportScroller, private options: {\n        scrollPositionRestoration?: 'disabled'|'enabled'|'top',\n        anchorScrolling?: 'disabled'|'enabled'\n      } = {}) {\n    // Default both options to 'disabled'\n    options.scrollPositionRestoration = options.scrollPositionRestoration || 'disabled';\n    options.anchorScrolling = options.anchorScrolling || 'disabled';\n  }\n\n  init(): void {\n    // we want to disable the automatic scrolling because having two places\n    // responsible for scrolling results race conditions, especially given\n    // that browser don't implement this behavior consistently\n    if (this.options.scrollPositionRestoration !== 'disabled') {\n      this.viewportScroller.setHistoryScrollRestoration('manual');\n    }\n    this.routerEventsSubscription = this.createScrollEvents();\n    this.scrollEventsSubscription = this.consumeScrollEvents();\n  }\n\n  private createScrollEvents() {\n    return this.router.events.subscribe(e => {\n      if (e instanceof NavigationStart) {\n        // store the scroll position of the current stable navigations.\n        this.store[this.lastId] = this.viewportScroller.getScrollPosition();\n        this.lastSource = e.navigationTrigger;\n        this.restoredId = e.restoredState ? e.restoredState.navigationId : 0;\n      } else if (e instanceof NavigationEnd) {\n        this.lastId = e.id;\n        this.scheduleScrollEvent(e, this.router.parseUrl(e.urlAfterRedirects).fragment);\n      }\n    });\n  }\n\n  private consumeScrollEvents() {\n    return this.router.events.subscribe(e => {\n      if (!(e instanceof Scroll)) return;\n      // a popstate event. The pop state event will always ignore anchor scrolling.\n      if (e.position) {\n        if (this.options.scrollPositionRestoration === 'top') {\n          this.viewportScroller.scrollToPosition([0, 0]);\n        } else if (this.options.scrollPositionRestoration === 'enabled') {\n          this.viewportScroller.scrollToPosition(e.position);\n        }\n        // imperative navigation \"forward\"\n      } else {\n        if (e.anchor && this.options.anchorScrolling === 'enabled') {\n          this.viewportScroller.scrollToAnchor(e.anchor);\n        } else if (this.options.scrollPositionRestoration !== 'disabled') {\n          this.viewportScroller.scrollToPosition([0, 0]);\n        }\n      }\n    });\n  }\n\n  private scheduleScrollEvent(routerEvent: NavigationEnd, anchor: string|null): void {\n    this.router.triggerEvent(new Scroll(\n        routerEvent, this.lastSource === 'popstate' ? this.store[this.restoredId] : null, anchor));\n  }\n\n  /** @nodoc */\n  ngOnDestroy() {\n    if (this.routerEventsSubscription) {\n      this.routerEventsSubscription.unsubscribe();\n    }\n    if (this.scrollEventsSubscription) {\n      this.scrollEventsSubscription.unsubscribe();\n    }\n  }\n}\n"]} |
|---|
