41 lines
970 B
C
41 lines
970 B
C
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/*
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* Copyright (c) Meta Platforms, Inc. and 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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#include "UIManager.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 mount hook allows to observe Shadow Trees being mounted in
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* the host platform.
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*/
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class UIManagerMountHook {
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public:
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/*
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* Called right after a `ShadowTree` is mounted in the host platform.
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*/
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virtual void shadowTreeDidMount(
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const RootShadowNode::Shared& rootShadowNode,
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double mountTime) noexcept = 0;
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virtual void shadowTreeDidUnmount(
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SurfaceId /*surfaceId*/,
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double /*unmountTime*/) noexcept {
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// Default no-op implementation for backwards compatibility.
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}
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virtual ~UIManagerMountHook() noexcept = default;
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};
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} // namespace facebook::react
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