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docs: add signal form example for button toggle #33592

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8283c6a
docs: add signal form example for button toggle
msmallest Jul 29, 2026
08bd6d7
docs: update copy related to forms for Button Toggle
msmallest Jul 29, 2026
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10 changes: 10 additions & 0 deletions ...ents-examples/material/button-toggle/button-toggle-forms/button-toggle-forms-example.html
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Original file line number Diff line number Diff line change
@@ -1,3 +1,13 @@
<section>
<h4>Button Toggle inside of a Signal form</h4>
<mat-button-toggle-group [formField]="fontStyleForm" aria-label="Font Style">
<mat-button-toggle value="bold">Bold</mat-button-toggle>
<mat-button-toggle value="italic">Italic</mat-button-toggle>
<mat-button-toggle value="underline">Underline</mat-button-toggle>
</mat-button-toggle-group>
<p>Chosen value is {{ fontStyleForm().value() }}</p>
</section>

<section>
<h4>Button Toggle inside of a Template-driven form</h4>
<mat-button-toggle-group [(ngModel)]="fontStyle" aria-label="Font Style">
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8 changes: 5 additions & 3 deletions ...onents-examples/material/button-toggle/button-toggle-forms/button-toggle-forms-example.ts
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@@ -1,5 +1,6 @@
import {Component, signal} from '@angular/core';
import {FormControl, FormsModule, ReactiveFormsModule} from '@angular/forms';
import {form, FormField} from '@angular/forms/signals';
import {MatButtonToggleModule} from '@angular/material/button-toggle';

/**
Expand All @@ -8,9 +9,10 @@ import {MatButtonToggleModule} from '@angular/material/button-toggle';
@Component({
selector: 'button-toggle-forms-example',
templateUrl: 'button-toggle-forms-example.html',
imports: [MatButtonToggleModule, FormsModule, ReactiveFormsModule],
imports: [MatButtonToggleModule, FormsModule, ReactiveFormsModule, FormField],
})
export class ButtonToggleFormsExample {
fontStyleControl = new FormControl('');
fontStyle = signal<string | undefined>(undefined);
readonly fontStyleControl = new FormControl('');
readonly fontStyle = signal<string | undefined>(undefined);
readonly fontStyleForm = form(signal(''));
}
5 changes: 2 additions & 3 deletions src/material/button-toggle/button-toggle.md
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Expand Up @@ -24,9 +24,8 @@ be configured globally using the `MAT_BUTTON_TOGGLE_DEFAULT_OPTIONS` injection t

<!-- example(button-toggle-appearance) -->

### Use with `@angular/forms`
`<mat-button-toggle-group>` is compatible with `@angular/forms` and supports both `FormsModule`
and `ReactiveFormsModule`.
### Use with Angular Forms
`<mat-button-toggle-group>` is compatible with `@angular/forms` and supports `FormField`, `FormsModule`, and `ReactiveFormsModule`.

### Orientation
The button-toggles can be rendered in a vertical orientation by adding the `vertical` attribute.
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