| // Copyright 2019 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.views; |
| |
| /// Token that uniquely identifies an attachment point for a |View| in the |
| /// global scene graph. Each |ViewHolderToken| has exactly one corresponding |
| /// |ViewToken|. |
| /// |
| /// A Scenic client can reference contents from another client by creating a |
| /// |ViewHolder| resource using this token. The other client must also create |
| /// a |View| resource using the corresponding |ViewToken|. |
| struct ViewHolderToken { |
| handle<eventpair> value; |
| }; |
| |
| /// Token that uniquely identifies a |View|, which is the root point for a |
| /// subgraph in the global scene graph. Each |ViewToken| has exactly one |
| /// corresponding |ViewHolderToken|. |
| /// |
| /// A Scenic client can have its contents referenced from another client by |
| /// creating a |View| resource using this token. The other client must also |
| /// create a |ViewHolder| resource using the corresponding |ViewHolderToken|. |
| struct ViewToken { |
| handle<eventpair> value; |
| }; |