Revert "feat(datepicker): add animation to calendar popup" (#8976)

This reverts commit 3dca420e532ad2affbcbc3610c8e79ab2ff8d1a6.

src/lib/datepicker/datepicker-content.html

@@ -7,7 +7,6 @@
     [maxDate]="datepicker._maxDate"
     [dateFilter]="datepicker._dateFilter"
     [selected]="datepicker._selected"
-    [@fadeInCalendar]="'enter'"
     (selectedChange)="datepicker._select($event)"
     (_userSelection)="datepicker.close()">
 </mat-calendar>

src/lib/datepicker/datepicker-content.scss

@@ -28,7 +28,6 @@ $mat-datepicker-touch-max-height: 788px;
   @include mat-elevation(8);
 
   display: block;
-  transform-origin: top center;
 
   .mat-calendar {
     width: $mat-datepicker-non-touch-calendar-width;
@@ -36,10 +35,6 @@ $mat-datepicker-touch-max-height: 788px;
   }
 }
 
-.mat-datepicker-content-above {
-  transform-origin: bottom center;
-}
-
 .mat-datepicker-content-touch {
   @include mat-elevation(0);
 

src/lib/datepicker/datepicker.spec.ts

@@ -8,7 +8,7 @@ import {
   dispatchMouseEvent,
 } from '@angular/cdk/testing';
 import {Component, ViewChild} from '@angular/core';
-import {async, ComponentFixture, inject, TestBed, fakeAsync, flush} from '@angular/core/testing';
+import {async, ComponentFixture, inject, TestBed} from '@angular/core/testing';
 import {FormControl, FormsModule, ReactiveFormsModule} from '@angular/forms';
 import {
   DEC,
@@ -167,7 +167,7 @@ describe('MatDatepicker', () => {
         expect(parseInt(getComputedStyle(popup).height as string)).toBe(0);
       });
 
-      it('should close the popup when pressing ESCAPE', fakeAsync(() => {
+      it('should close the popup when pressing ESCAPE', () => {
         testComponent.datepicker.open();
         fixture.detectChanges();
 
@@ -179,7 +179,6 @@ describe('MatDatepicker', () => {
 
         dispatchEvent(content, keyboardEvent);
         fixture.detectChanges();
-        flush();
 
         content = document.querySelector('.cdk-overlay-pane mat-datepicker-content')!;
 
@@ -187,7 +186,7 @@ describe('MatDatepicker', () => {
         expect(stopPropagationSpy).toHaveBeenCalled();
         expect(keyboardEvent.defaultPrevented)
             .toBe(true, 'Expected default ESCAPE action to be prevented.');
-      }));
+      });
 
       it('close should close dialog', async(() => {
         testComponent.touch = true;
@@ -1237,54 +1236,6 @@ describe('MatDatepicker', () => {
       });
     }));
   });
-
-  describe('popup animations', () => {
-    let fixture: ComponentFixture<StandardDatepicker>;
-    let testComponent: StandardDatepicker;
-
-    beforeEach(fakeAsync(() => {
-      TestBed.configureTestingModule({
-        imports: [MatDatepickerModule, MatNativeDateModule, NoopAnimationsModule],
-        declarations: [StandardDatepicker],
-      }).compileComponents();
-
-      fixture = TestBed.createComponent(StandardDatepicker);
-      fixture.detectChanges();
-      testComponent = fixture.componentInstance;
-    }));
-
-    it('should not set the `mat-datepicker-content-above` class when opening downwards',
-      fakeAsync(() => {
-        fixture.componentInstance.datepicker.open();
-        fixture.detectChanges();
-        flush();
-        fixture.detectChanges();
-
-        const content =
-            document.querySelector('.cdk-overlay-pane mat-datepicker-content')! as HTMLElement;
-
-        expect(content.classList).not.toContain('mat-datepicker-content-above');
-      }));
-
-    it('should set the `mat-datepicker-content-above` class when opening upwards', fakeAsync(() => {
-      const input = fixture.debugElement.nativeElement.querySelector('input');
-
-      // Push the input to the bottom of the page to force the calendar to open upwards
-      input.style.position = 'fixed';
-      input.style.bottom = '0';
-
-      fixture.componentInstance.datepicker.open();
-      fixture.detectChanges();
-      flush();
-      fixture.detectChanges();
-
-      const content =
-          document.querySelector('.cdk-overlay-pane mat-datepicker-content')! as HTMLElement;
-
-      expect(content.classList).toContain('mat-datepicker-content-above');
-    }));
-
-  });
 });
 
 

src/lib/datepicker/datepicker.ts

@@ -16,7 +16,6 @@ import {
   PositionStrategy,
   RepositionScrollStrategy,
   ScrollStrategy,
-  ConnectedPositionStrategy,
 } from '@angular/cdk/overlay';
 import {ComponentPortal} from '@angular/cdk/portal';
 import {take} from 'rxjs/operators/take';
@@ -36,8 +35,6 @@ import {
   ViewChild,
   ViewContainerRef,
   ViewEncapsulation,
-  ChangeDetectorRef,
-  OnInit,
 } from '@angular/core';
 import {DateAdapter} from '@angular/material/core';
 import {MatDialog, MatDialogRef} from '@angular/material/dialog';
@@ -47,7 +44,6 @@ import {Subscription} from 'rxjs/Subscription';
 import {MatCalendar} from './calendar';
 import {createMissingDateImplError} from './datepicker-errors';
 import {MatDatepickerInput} from './datepicker-input';
-import{trigger, state, style, animate, transition} from '@angular/animations';
 
 
 /** Used to generate a unique ID for each datepicker instance. */
@@ -85,73 +81,23 @@ export const MAT_DATEPICKER_SCROLL_STRATEGY_PROVIDER = {
   styleUrls: ['datepicker-content.css'],
   host: {
     'class': 'mat-datepicker-content',
-    '[@tranformPanel]': '"enter"',
     '[class.mat-datepicker-content-touch]': 'datepicker.touchUi',
-    '[class.mat-datepicker-content-above]': '_isAbove',
     '(keydown)': '_handleKeydown($event)',
   },
-  animations: [
-    trigger('tranformPanel', [
-      state('void', style({opacity: 0, transform: 'scale(1, 0)'})),
-      state('enter', style({opacity: 1, transform: 'scale(1, 1)'})),
-      transition('void => enter', animate('400ms cubic-bezier(0.25, 0.8, 0.25, 1)')),
-      transition('* => void', animate('100ms linear', style({opacity: 0})))
-    ]),
-    trigger('fadeInCalendar', [
-      state('void', style({opacity: 0})),
-      state('enter', style({opacity: 1})),
-      transition('void => *', animate('400ms 100ms cubic-bezier(0.55, 0, 0.55, 0.2)'))
-    ])
-  ],
   exportAs: 'matDatepickerContent',
   encapsulation: ViewEncapsulation.None,
   preserveWhitespaces: false,
   changeDetection: ChangeDetectionStrategy.OnPush,
 })
-export class MatDatepickerContent<D> implements AfterContentInit, OnInit, OnDestroy {
-  /** Subscription to changes in the overlay's position. */
-  private _positionChange: Subscription|null;
-
-  /** Reference to the internal calendar component. */
-  @ViewChild(MatCalendar) _calendar: MatCalendar<D>;
-
-  /** Reference to the datepicker that created the overlay. */
+export class MatDatepickerContent<D> implements AfterContentInit {
   datepicker: MatDatepicker<D>;
 
-  /** Whether the datepicker is above or below the input. */
-  _isAbove: boolean;
-
-  constructor(private _changeDetectorRef: ChangeDetectorRef) {}
-
-  ngOnInit() {
-    if (!this.datepicker._popupRef || this._positionChange) {
-      return;
-    }
-
-    const positionStrategy =
-      this.datepicker._popupRef.getConfig().positionStrategy! as ConnectedPositionStrategy;
-
-    this._positionChange = positionStrategy.onPositionChange.subscribe(change => {
-      const isAbove = change.connectionPair.overlayY === 'bottom';
-
-      if (isAbove !== this._isAbove) {
-        this._isAbove = isAbove;
-        this._changeDetectorRef.markForCheck();
-      }
-    });
-  }
+  @ViewChild(MatCalendar) _calendar: MatCalendar<D>;
 
   ngAfterContentInit() {
     this._calendar._focusActiveCell();
   }
 
-  ngOnDestroy() {
-    if (this._positionChange) {
-      this._positionChange.unsubscribe();
-      this._positionChange = null;
-    }
-  }
-
   /**
    * Handles keydown event on datepicker content.
    * @param event The event.
@@ -268,7 +214,7 @@ export class MatDatepicker<D> implements OnDestroy {
   }
 
   /** A reference to the overlay when the calendar is opened as a popup. */
-  _popupRef: OverlayRef;
+  private _popupRef: OverlayRef;
 
   /** A reference to the dialog when the calendar is opened as a dialog. */
   private _dialogRef: MatDialogRef<any> | null;