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fix(material/mdc-form-field): text-field should stretch based on host element #18778

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Merged
merged 1 commit into from
Mar 12, 2020
Merged

fix(material/mdc-form-field): text-field should stretch based on host element #18778

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36 changes: 20 additions & 16 deletions src/dev-app/mdc-input/mdc-input-demo.html
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Original file line number Diff line number Diff line change
Expand Up @@ -637,23 +637,27 @@ <h3>&lt;textarea&gt; with bindable autosize </h3>
<mat-card class="demo-card demo-basic">
<mat-toolbar color="primary">Autocomplete</mat-toolbar>
<mat-card-content>
<mat-form-field class="demo-block">
<mat-label>Pick Number</mat-label>
<input type="text" aria-label="Number" matInput
[matAutocomplete]="autoComplete1">
<mat-autocomplete #autoComplete1="matAutocomplete">
<mat-option *ngFor="let option of options" [value]="option">{{option}}</mat-option>
</mat-autocomplete>
</mat-form-field>
<p>
<mat-form-field>
<mat-label>Pick Number</mat-label>
<input type="text" aria-label="Number" matInput
[matAutocomplete]="autoComplete1">
<mat-autocomplete #autoComplete1="matAutocomplete">
<mat-option *ngFor="let option of options" [value]="option">{{option}}</mat-option>
</mat-autocomplete>
</mat-form-field>
</p>

<mat-form-field appearance="outline" class="demo-block">
<mat-label>Pick Number</mat-label>
<input type="text" aria-label="Number" matInput
[matAutocomplete]="autoComplete2">
<mat-autocomplete #autoComplete2="matAutocomplete">
<mat-option *ngFor="let option of options" [value]="option">{{option}}</mat-option>
</mat-autocomplete>
</mat-form-field>
<p>
<mat-form-field appearance="outline">
<mat-label>Pick Number</mat-label>
<input type="text" aria-label="Number" matInput
[matAutocomplete]="autoComplete2">
<mat-autocomplete #autoComplete2="matAutocomplete">
<mat-option *ngFor="let option of options" [value]="option">{{option}}</mat-option>
</mat-autocomplete>
</mat-form-field>
</p>
</mat-card-content>
</mat-card>

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6 changes: 6 additions & 0 deletions src/material-experimental/mdc-form-field/form-field.scss
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Original file line number Diff line number Diff line change
Expand Up @@ -38,6 +38,12 @@
width: 100%;
}

// The MDC text-field should stretch to the width of the host `<mat-form-field>` element.
// This allows developers to control the width without needing custom CSS overrides.
.mat-mdc-text-field-wrapper {
width: 100%;
}

// Infix that contains the projected content (usually an input or a textarea). We ensure
// that the projected form-field control and content can stretch as needed, but we also
// apply a default infix width to make the form-field's look natural.
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