ash/public/interfaces/arc_custom_tab.mojom

// Copyright 2019 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

module ash.mojom;

import "mojo/public/mojom/base/unguessable_token.mojom";

// An interface that an ash user uses to interact with each ARC custom tab.
interface ArcCustomTabView {
  // Embeds the remote view specified by the token.
  EmbedUsingToken(mojo_base.mojom.UnguessableToken token);
};

// An exported object in ash which lets an ash consumer set a client interface.
interface ArcCustomTabController {
  // Creates an ArcCustomTabView instance for the ARC window specified by the
  // task ID and the surface ID.
  // May return null when the arguments are invalid.
  CreateView(int32 task_id, int32 surface_id, int32 top_margin)
      => (ArcCustomTabView? controller);
};