refactor(cdk/listbox): convert all directives to standalone (#26211)

Converts all of the `@angular/cdk/listbox` directives to `standalone`. It provides the ability to use these directives as host directives.

(cherry picked from commit 8626a26)

Author: nevech

src/cdk/listbox/listbox-module.ts

@@ -10,8 +10,9 @@ import {NgModule} from '@angular/core';
 import {CdkListbox, CdkOption} from './listbox';
 
 const EXPORTED_DECLARATIONS = [CdkListbox, CdkOption];
+
 @NgModule({
-  exports: EXPORTED_DECLARATIONS,
-  declarations: EXPORTED_DECLARATIONS,
+  imports: [...EXPORTED_DECLARATIONS],
+  exports: [...EXPORTED_DECLARATIONS],
 })
 export class CdkListboxModule {}

src/cdk/listbox/listbox.ts

@@ -78,6 +78,7 @@ class ListboxSelectionModel<T> extends SelectionModel<T> {
 /** A selectable option in a listbox. */
 @Directive({
   selector: '[cdkOption]',
+  standalone: true,
   exportAs: 'cdkOption',
   host: {
     'role': 'option',
@@ -220,6 +221,7 @@ export class CdkOption<T = unknown> implements ListKeyManagerOption, Highlightab
 
 @Directive({
   selector: '[cdkListbox]',
+  standalone: true,
   exportAs: 'cdkListbox',
   host: {
     'role': 'listbox',

tools/public_api_guard/cdk/listbox.md

@@ -75,7 +75,7 @@ export class CdkListbox<T = unknown> implements AfterContentInit, OnDestroy, Con
     readonly valueChange: Subject<ListboxValueChangeEvent<T>>;
     writeValue(value: readonly T[]): void;
     // (undocumented)
-    static ɵdir: i0.ɵɵDirectiveDeclaration<CdkListbox<any>, "[cdkListbox]", ["cdkListbox"], { "id": "id"; "enabledTabIndex": "tabindex"; "value": "cdkListboxValue"; "multiple": "cdkListboxMultiple"; "disabled": "cdkListboxDisabled"; "useActiveDescendant": "cdkListboxUseActiveDescendant"; "orientation": "cdkListboxOrientation"; "compareWith": "cdkListboxCompareWith"; "navigationWrapDisabled": "cdkListboxNavigationWrapDisabled"; "navigateDisabledOptions": "cdkListboxNavigatesDisabledOptions"; }, { "valueChange": "cdkListboxValueChange"; }, ["options"], never, false, never>;
+    static ɵdir: i0.ɵɵDirectiveDeclaration<CdkListbox<any>, "[cdkListbox]", ["cdkListbox"], { "id": "id"; "enabledTabIndex": "tabindex"; "value": "cdkListboxValue"; "multiple": "cdkListboxMultiple"; "disabled": "cdkListboxDisabled"; "useActiveDescendant": "cdkListboxUseActiveDescendant"; "orientation": "cdkListboxOrientation"; "compareWith": "cdkListboxCompareWith"; "navigationWrapDisabled": "cdkListboxNavigationWrapDisabled"; "navigateDisabledOptions": "cdkListboxNavigatesDisabledOptions"; }, { "valueChange": "cdkListboxValueChange"; }, ["options"], never, true, never>;
     // (undocumented)
     static ɵfac: i0.ɵɵFactoryDeclaration<CdkListbox<any>, never>;
 }
@@ -87,7 +87,7 @@ export class CdkListboxModule {
     // (undocumented)
     static ɵinj: i0.ɵɵInjectorDeclaration<CdkListboxModule>;
     // (undocumented)
-    static ɵmod: i0.ɵɵNgModuleDeclaration<CdkListboxModule, [typeof i1.CdkListbox, typeof i1.CdkOption], never, [typeof i1.CdkListbox, typeof i1.CdkOption]>;
+    static ɵmod: i0.ɵɵNgModuleDeclaration<CdkListboxModule, never, [typeof i1.CdkListbox, typeof i1.CdkOption], [typeof i1.CdkListbox, typeof i1.CdkOption]>;
 }
 
 // @public
@@ -118,7 +118,7 @@ export class CdkOption<T = unknown> implements ListKeyManagerOption, Highlightab
     typeaheadLabel: string;
     value: T;
     // (undocumented)
-    static ɵdir: i0.ɵɵDirectiveDeclaration<CdkOption<any>, "[cdkOption]", ["cdkOption"], { "id": "id"; "value": "cdkOption"; "typeaheadLabel": "cdkOptionTypeaheadLabel"; "disabled": "cdkOptionDisabled"; "enabledTabIndex": "tabindex"; }, {}, never, never, false, never>;
+    static ɵdir: i0.ɵɵDirectiveDeclaration<CdkOption<any>, "[cdkOption]", ["cdkOption"], { "id": "id"; "value": "cdkOption"; "typeaheadLabel": "cdkOptionTypeaheadLabel"; "disabled": "cdkOptionDisabled"; "enabledTabIndex": "tabindex"; }, {}, never, never, true, never>;
     // (undocumented)
     static ɵfac: i0.ɵɵFactoryDeclaration<CdkOption<any>, never>;
 }