@chatterton/angular2-schema-form/src/schema-form/defaultwidgets/file/file.widget.html

Angular2 Schema Form (DISCLAIMER: it is not related to angular-schema-form)

<!-- Support number and range -->
<div class="widget form-group">
	<label [attr.for]="id" class="horizontal control-label">
		{{ schema.title }}
	</label>
	<input  [attr.required]="schema.required" [name]="name" class="text-widget file-widget" [attr.id]="id" [formControl]="control" type="file" [attr.disabled]="schema.readOnly?true:null" >
	<input *ngIf="schema.readOnly" [attr.name]="name" type="hidden" [formControl]="control">
    <span *ngIf="schema.help" class="formHelp">{{schema.help}}</span>
</div>