feat(material/dialog): switch to standalone (#27860)

Reworks `MatDialog` to support standalone.

Author: crisbeto

src/material/dialog/dialog-container.ts

@@ -25,7 +25,7 @@ import {MatDialogConfig} from './dialog-config';
 import {ANIMATION_MODULE_TYPE} from '@angular/platform-browser/animations';
 import {CdkDialogContainer} from '@angular/cdk/dialog';
 import {coerceNumberProperty} from '@angular/cdk/coercion';
-import {ComponentPortal} from '@angular/cdk/portal';
+import {ComponentPortal, PortalModule} from '@angular/cdk/portal';
 
 /** Event that captures the state of dialog container animations. */
 interface LegacyDialogAnimationEvent {
@@ -56,6 +56,8 @@ export const CLOSE_ANIMATION_DURATION = 75;
   // Disabled for consistency with the non-MDC dialog container.
   // tslint:disable-next-line:validate-decorators
   changeDetection: ChangeDetectionStrategy.Default,
+  standalone: true,
+  imports: [PortalModule],
   host: {
     'class': 'mat-mdc-dialog-container mdc-dialog',
     'tabindex': '-1',

src/material/dialog/dialog-content-directives.ts

@@ -29,6 +29,7 @@ let dialogElementUid = 0;
 @Directive({
   selector: '[mat-dialog-close], [matDialogClose]',
   exportAs: 'matDialogClose',
+  standalone: true,
   host: {
     '(click)': '_onButtonClick($event)',
     '[attr.aria-label]': 'ariaLabel || null',
@@ -93,6 +94,7 @@ export class MatDialogClose implements OnInit, OnChanges {
 @Directive({
   selector: '[mat-dialog-title], [matDialogTitle]',
   exportAs: 'matDialogTitle',
+  standalone: true,
   host: {
     'class': 'mat-mdc-dialog-title mdc-dialog__title',
     '[id]': 'id',
@@ -146,6 +148,7 @@ export class MatDialogTitle implements OnInit, OnDestroy {
 @Directive({
   selector: `[mat-dialog-content], mat-dialog-content, [matDialogContent]`,
   host: {'class': 'mat-mdc-dialog-content mdc-dialog__content'},
+  standalone: true,
 })
 export class MatDialogContent {}
 
@@ -155,6 +158,7 @@ export class MatDialogContent {}
  */
 @Directive({
   selector: `[mat-dialog-actions], mat-dialog-actions, [matDialogActions]`,
+  standalone: true,
   host: {
     'class': 'mat-mdc-dialog-actions mdc-dialog__actions',
     '[class.mat-mdc-dialog-actions-align-center]': 'align === "center"',

src/material/dialog/dialog.ts

@@ -20,6 +20,7 @@ import {
   SkipSelf,
   TemplateRef,
   Type,
+  inject,
 } from '@angular/core';
 import {MatDialogConfig} from './dialog-config';
 import {MatDialogContainer} from './dialog-container';
@@ -39,16 +40,31 @@ export const MAT_DIALOG_DEFAULT_OPTIONS = new InjectionToken<MatDialogConfig>(
 /** Injection token that determines the scroll handling while the dialog is open. */
 export const MAT_DIALOG_SCROLL_STRATEGY = new InjectionToken<() => ScrollStrategy>(
   'mat-mdc-dialog-scroll-strategy',
+  {
+    providedIn: 'root',
+    factory: () => {
+      const overlay = inject(Overlay);
+      return () => overlay.scrollStrategies.block();
+    },
+  },
 );
 
-/** @docs-private */
+/**
+ * @docs-private
+ * @deprecated No longer used. To be removed.
+ * @breaking-change 19.0.0
+ */
 export function MAT_DIALOG_SCROLL_STRATEGY_PROVIDER_FACTORY(
   overlay: Overlay,
 ): () => ScrollStrategy {
   return () => overlay.scrollStrategies.block();
 }
 
-/** @docs-private */
+/**
+ * @docs-private
+ * @deprecated No longer used. To be removed.
+ * @breaking-change 19.0.0
+ */
 export const MAT_DIALOG_SCROLL_STRATEGY_PROVIDER = {
   provide: MAT_DIALOG_SCROLL_STRATEGY,
   deps: [Overlay],
@@ -61,7 +77,7 @@ let uniqueId = 0;
 /**
  * Service to open Material Design modal dialogs.
  */
-@Injectable()
+@Injectable({providedIn: 'root'})
 export class MatDialog implements OnDestroy {
   private readonly _openDialogsAtThisLevel: MatDialogRef<any>[] = [];
   private readonly _afterAllClosedAtThisLevel = new Subject<void>();

src/material/dialog/module.ts

@@ -11,7 +11,7 @@ import {OverlayModule} from '@angular/cdk/overlay';
 import {PortalModule} from '@angular/cdk/portal';
 import {NgModule} from '@angular/core';
 import {MatCommonModule} from '@angular/material/core';
-import {MAT_DIALOG_SCROLL_STRATEGY_PROVIDER, MatDialog} from './dialog';
+import {MatDialog} from './dialog';
 import {MatDialogContainer} from './dialog-container';
 import {
   MatDialogActions,
@@ -20,23 +20,17 @@ import {
   MatDialogTitle,
 } from './dialog-content-directives';
 
+const DIRECTIVES = [
+  MatDialogContainer,
+  MatDialogClose,
+  MatDialogTitle,
+  MatDialogActions,
+  MatDialogContent,
+];
+
 @NgModule({
-  imports: [DialogModule, OverlayModule, PortalModule, MatCommonModule],
-  exports: [
-    MatDialogContainer,
-    MatDialogClose,
-    MatDialogTitle,
-    MatDialogContent,
-    MatDialogActions,
-    MatCommonModule,
-  ],
-  declarations: [
-    MatDialogContainer,
-    MatDialogClose,
-    MatDialogTitle,
-    MatDialogActions,
-    MatDialogContent,
-  ],
-  providers: [MatDialog, MAT_DIALOG_SCROLL_STRATEGY_PROVIDER],
+  imports: [DialogModule, OverlayModule, PortalModule, MatCommonModule, ...DIRECTIVES],
+  exports: [MatCommonModule, ...DIRECTIVES],
+  providers: [MatDialog],
 })
 export class MatDialogModule {}

tools/public_api_guard/material/dialog.md

@@ -18,10 +18,10 @@ import { FocusMonitor } from '@angular/cdk/a11y';
 import { FocusOrigin } from '@angular/cdk/a11y';
 import { FocusTrapFactory } from '@angular/cdk/a11y';
 import * as i0 from '@angular/core';
-import * as i3 from '@angular/cdk/dialog';
-import * as i4 from '@angular/cdk/overlay';
-import * as i5 from '@angular/cdk/portal';
-import * as i6 from '@angular/material/core';
+import * as i1 from '@angular/cdk/dialog';
+import * as i2 from '@angular/cdk/overlay';
+import * as i3 from '@angular/cdk/portal';
+import * as i4 from '@angular/material/core';
 import { InjectionToken } from '@angular/core';
 import { Injector } from '@angular/core';
 import { InteractivityChecker } from '@angular/cdk/a11y';
@@ -74,14 +74,14 @@ export const MAT_DIALOG_DEFAULT_OPTIONS: InjectionToken<MatDialogConfig<any>>;
 // @public
 export const MAT_DIALOG_SCROLL_STRATEGY: InjectionToken<() => ScrollStrategy>;
 
-// @public
+// @public @deprecated
 export const MAT_DIALOG_SCROLL_STRATEGY_PROVIDER: {
     provide: InjectionToken<() => ScrollStrategy>;
     deps: (typeof Overlay)[];
     useFactory: typeof MAT_DIALOG_SCROLL_STRATEGY_PROVIDER_FACTORY;
 };
 
-// @public
+// @public @deprecated
 export function MAT_DIALOG_SCROLL_STRATEGY_PROVIDER_FACTORY(overlay: Overlay): () => ScrollStrategy;
 
 // @public
@@ -113,7 +113,7 @@ export class MatDialog implements OnDestroy {
 export class MatDialogActions {
     align?: 'start' | 'center' | 'end';
     // (undocumented)
-    static ɵdir: i0.ɵɵDirectiveDeclaration<MatDialogActions, "[mat-dialog-actions], mat-dialog-actions, [matDialogActions]", never, { "align": { "alias": "align"; "required": false; }; }, {}, never, never, false, never>;
+    static ɵdir: i0.ɵɵDirectiveDeclaration<MatDialogActions, "[mat-dialog-actions], mat-dialog-actions, [matDialogActions]", never, { "align": { "alias": "align"; "required": false; }; }, {}, never, never, true, never>;
     // (undocumented)
     static ɵfac: i0.ɵɵFactoryDeclaration<MatDialogActions, never>;
 }
@@ -140,7 +140,7 @@ export class MatDialogClose implements OnInit, OnChanges {
     _onButtonClick(event: MouseEvent): void;
     type: 'submit' | 'button' | 'reset';
     // (undocumented)
-    static ɵdir: i0.ɵɵDirectiveDeclaration<MatDialogClose, "[mat-dialog-close], [matDialogClose]", ["matDialogClose"], { "ariaLabel": { "alias": "aria-label"; "required": false; }; "type": { "alias": "type"; "required": false; }; "dialogResult": { "alias": "mat-dialog-close"; "required": false; }; "_matDialogClose": { "alias": "matDialogClose"; "required": false; }; }, {}, never, never, false, never>;
+    static ɵdir: i0.ɵɵDirectiveDeclaration<MatDialogClose, "[mat-dialog-close], [matDialogClose]", ["matDialogClose"], { "ariaLabel": { "alias": "aria-label"; "required": false; }; "type": { "alias": "type"; "required": false; }; "dialogResult": { "alias": "mat-dialog-close"; "required": false; }; "_matDialogClose": { "alias": "matDialogClose"; "required": false; }; }, {}, never, never, true, never>;
     // (undocumented)
     static ɵfac: i0.ɵɵFactoryDeclaration<MatDialogClose, [{ optional: true; }, null, null]>;
 }
@@ -194,15 +194,15 @@ export class MatDialogContainer extends CdkDialogContainer<MatDialogConfig> impl
     protected _openAnimationDone(totalTime: number): void;
     _startExitAnimation(): void;
     // (undocumented)
-    static ɵcmp: i0.ɵɵComponentDeclaration<MatDialogContainer, "mat-dialog-container", never, {}, {}, never, never, false, never>;
+    static ɵcmp: i0.ɵɵComponentDeclaration<MatDialogContainer, "mat-dialog-container", never, {}, {}, never, never, true, never>;
     // (undocumented)
     static ɵfac: i0.ɵɵFactoryDeclaration<MatDialogContainer, [null, null, { optional: true; }, null, null, null, null, { optional: true; }, null]>;
 }
 
 // @public
 export class MatDialogContent {
     // (undocumented)
-    static ɵdir: i0.ɵɵDirectiveDeclaration<MatDialogContent, "[mat-dialog-content], mat-dialog-content, [matDialogContent]", never, {}, {}, never, never, false, never>;
+    static ɵdir: i0.ɵɵDirectiveDeclaration<MatDialogContent, "[mat-dialog-content], mat-dialog-content, [matDialogContent]", never, {}, {}, never, never, true, never>;
     // (undocumented)
     static ɵfac: i0.ɵɵFactoryDeclaration<MatDialogContent, never>;
 }
@@ -214,7 +214,7 @@ export class MatDialogModule {
     // (undocumented)
     static ɵinj: i0.ɵɵInjectorDeclaration<MatDialogModule>;
     // (undocumented)
-    static ɵmod: i0.ɵɵNgModuleDeclaration<MatDialogModule, [typeof i1.MatDialogContainer, typeof i2.MatDialogClose, typeof i2.MatDialogTitle, typeof i2.MatDialogActions, typeof i2.MatDialogContent], [typeof i3.DialogModule, typeof i4.OverlayModule, typeof i5.PortalModule, typeof i6.MatCommonModule], [typeof i1.MatDialogContainer, typeof i2.MatDialogClose, typeof i2.MatDialogTitle, typeof i2.MatDialogContent, typeof i2.MatDialogActions, typeof i6.MatCommonModule]>;
+    static ɵmod: i0.ɵɵNgModuleDeclaration<MatDialogModule, never, [typeof i1.DialogModule, typeof i2.OverlayModule, typeof i3.PortalModule, typeof i4.MatCommonModule, typeof i5.MatDialogContainer, typeof i6.MatDialogClose, typeof i6.MatDialogTitle, typeof i6.MatDialogActions, typeof i6.MatDialogContent], [typeof i4.MatCommonModule, typeof i5.MatDialogContainer, typeof i6.MatDialogClose, typeof i6.MatDialogTitle, typeof i6.MatDialogActions, typeof i6.MatDialogContent]>;
 }
 
 // @public
@@ -259,7 +259,7 @@ export class MatDialogTitle implements OnInit, OnDestroy {
     // (undocumented)
     ngOnInit(): void;
     // (undocumented)
-    static ɵdir: i0.ɵɵDirectiveDeclaration<MatDialogTitle, "[mat-dialog-title], [matDialogTitle]", ["matDialogTitle"], { "id": { "alias": "id"; "required": false; }; }, {}, never, never, false, never>;
+    static ɵdir: i0.ɵɵDirectiveDeclaration<MatDialogTitle, "[mat-dialog-title], [matDialogTitle]", ["matDialogTitle"], { "id": { "alias": "id"; "required": false; }; }, {}, never, never, true, never>;
     // (undocumented)
     static ɵfac: i0.ɵɵFactoryDeclaration<MatDialogTitle, [{ optional: true; }, null, null]>;
 }