| 1 | /** |
| 2 | * Copyright (c) Meta Platforms, Inc. and affiliates. |
| 3 | * |
| 4 | * This source code is licensed under the MIT license found in the |
| 5 | * LICENSE file in the root directory of this source tree. |
| 6 | * |
| 7 | * @flow |
| 8 | */ |
| 9 | |
| 10 | import type Agent from 'react-devtools-shared/src/backend/agent'; |
| 11 | import type {HostInstance} from '../../types'; |
| 12 | |
| 13 | import {isReactNativeEnvironment} from 'react-devtools-shared/src/backend/utils'; |
| 14 | |
| 15 | import Overlay from './Overlay'; |
| 16 | |
| 17 | const SHOW_DURATION = 2000; |
| 18 | |
| 19 | let timeoutID: TimeoutID | null = null; |
| 20 | let overlay: Overlay | null = null; |
| 21 | |
| 22 | function hideOverlayNative(agent: Agent): void { |
| 23 | agent.emit('hideNativeHighlight'); |
| 24 | } |
| 25 | |
| 26 | function hideOverlayWeb(): void { |
| 27 | timeoutID = null; |
| 28 | |
| 29 | if (overlay !== null) { |
| 30 | overlay.remove(); |
| 31 | overlay = null; |
| 32 | } |
| 33 | } |
| 34 | |
| 35 | export function hideOverlay(agent: Agent): void { |
| 36 | return isReactNativeEnvironment() |
| 37 | ? hideOverlayNative(agent) |
| 38 | : hideOverlayWeb(); |
| 39 | } |
| 40 | |
| 41 | function showOverlayNative( |
| 42 | elements: $ReadOnlyArray<HostInstance>, |
| 43 | agent: Agent, |
| 44 | ): void { |
| 45 | agent.emit('showNativeHighlight', elements); |
| 46 | } |
| 47 | |
| 48 | function showOverlayWeb( |
| 49 | elements: $ReadOnlyArray<HTMLElement>, |
| 50 | componentName: string | null, |
| 51 | agent: Agent, |
| 52 | hideAfterTimeout: boolean, |
| 53 | ): void { |
| 54 | if (timeoutID !== null) { |
| 55 | clearTimeout(timeoutID); |
| 56 | } |
| 57 | |
| 58 | if (overlay === null) { |
| 59 | overlay = new Overlay(agent); |
| 60 | } |
| 61 | |
| 62 | overlay.inspect(elements, componentName); |
| 63 | |
| 64 | if (hideAfterTimeout) { |
| 65 | timeoutID = setTimeout(() => hideOverlay(agent), SHOW_DURATION); |
| 66 | } |
| 67 | } |
| 68 | |
| 69 | export function showOverlay( |
| 70 | elements: $ReadOnlyArray<HostInstance>, |
| 71 | componentName: string | null, |
| 72 | agent: Agent, |
| 73 | hideAfterTimeout: boolean, |
| 74 | ): void { |
| 75 | return isReactNativeEnvironment() |
| 76 | ? showOverlayNative(elements, agent) |
| 77 | : showOverlayWeb( |
| 78 | elements as $ReadOnlyArray<any>, |
| 79 | componentName, |
| 80 | agent, |
| 81 | hideAfterTimeout, |
| 82 | ); |
| 83 | } |