jiuyiUniapp/service/node_modules/react-native/ReactCommon/react/renderer/uimanager/UIManagerMountHook.h

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2025-02-13 09:59:20 +08:00
/*
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#pragma once
#include <react/renderer/components/root/RootShadowNode.h>
#include "UIManager.h"
namespace facebook::react {
class ShadowTree;
class UIManager;
/*
* Implementing a mount hook allows to observe Shadow Trees being mounted in
* the host platform.
*/
class UIManagerMountHook {
public:
/*
* Called right after a `ShadowTree` is mounted in the host platform.
*/
virtual void shadowTreeDidMount(
const RootShadowNode::Shared& rootShadowNode,
double mountTime) noexcept = 0;
virtual void shadowTreeDidUnmount(
SurfaceId /*surfaceId*/,
double /*unmountTime*/) noexcept {
// Default no-op implementation for backwards compatibility.
}
virtual ~UIManagerMountHook() noexcept = default;
};
} // namespace facebook::react