mirror of
https://github.com/facebook/react-native.git
synced 2025-11-01 09:14:26 +00:00
Samuel Susla
3a3b61ce71
Summary: Changelog: [internal] Use nested namespaces in UIManager module. Reviewed By: JoshuaGross Differential Revision: D27462611 fbshipit-source-id: 626510bf72a18303de55e5db3e13db4f415d799e
44 lines
1.2 KiB
C++
44 lines
1.2 KiB
C++
/*
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#pragma once
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#include <react/renderer/components/root/RootShadowNode.h>
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namespace facebook::react {
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class ShadowTree;
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class UIManager;
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/*
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* Implementing a commit hook allows to observe and alter Shadow Tree commits.
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*/
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class UIManagerCommitHook {
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public:
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/*
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* Called right after the commit hook is registered or unregistered.
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*/
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virtual void commitHookWasRegistered(
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UIManager const &uiManager) const noexcept = 0;
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virtual void commitHookWasUnregistered(
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UIManager const &uiManager) const noexcept = 0;
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/*
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* Called right before a `ShadowTree` commits a new tree.
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* The semantic of the method corresponds to a method of the same name
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* from `ShadowTreeDelegate`.
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*/
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virtual RootShadowNode::Unshared shadowTreeWillCommit(
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ShadowTree const &shadowTree,
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RootShadowNode::Shared const &oldRootShadowNode,
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RootShadowNode::Unshared const &newRootShadowNode) const noexcept = 0;
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virtual ~UIManagerCommitHook() noexcept = default;
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};
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} // namespace facebook::react
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