sdk/fidl/fuchsia.ui.viewsv1/view_provider.fidl

// Copyright 2015 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

library fuchsia.ui.viewsv1;

using fuchsia.sys;
using fuchsia.ui.viewsv1token;

// Provides a View upon request.
//
// Applications should implement and expose this service so that they can
// expose views to be embedded into other applications.
[Discoverable]
protocol ViewProvider {
    // Creates and registers a view with the view manager and returns its
    // view owner which may subsequently be passed to `View.AddChild()`
    // to attach the view to a view hierarchy.
    //
    // Implementors of this interface are responsible for creating the view
    // and forwarding the `view_owner` interface request to
    // `ViewManager.CreateView()`.
    //
    // The caller may request services from the created view via the `services`
    // service provider.
    CreateView(request<fuchsia.ui.viewsv1token.ViewOwner> view_owner,
               request<fuchsia.sys.ServiceProvider>? services);
};