鸿蒙中开启关闭防截屏录屏

1.申请权限

  "requestPermissions": [{"name": "ohos.permission.PRIVACY_WINDOW"},],

2.ui

import { common, OpenLinkOptions, Want } from '@kit.AbilityKit'
import { BusinessError } from '@kit.BasicServicesKit'
import { window } from '@kit.ArkUI';
import { promptAction } from '@kit.ArkUI';@Entry()
@Component
struct TransactionHistory {async setWindowPrivacyModeTrue(context: Context) {let windowClass: window.Window = await window.getLastWindow(context)try {windowClass.setWindowPrivacyMode(true, (err: BusinessError) => {const errCode: number = err.code;if (errCode) {console.error('Failed to set the window to privacy mode. Cause:' + JSON.stringify(err));if (errCode == 201) {}return;}promptAction.showToast({message: `已开启 防截屏录屏`,duration: 2000,bottom: '500lpx'});console.info('Succeeded in setting the window to privacy mode.');});} catch (exception) {console.error('Failed to set the window to privacy mode. Cause:' + JSON.stringify(exception));}}async setWindowPrivacyModeFalse(context: Context) {let windowClass: window.Window = await window.getLastWindow(context)try {windowClass.setWindowPrivacyMode(false, (err: BusinessError) => {const errCode: number = err.code;if (errCode) {console.error('Failed to set the window to privacy mode. Cause:' + JSON.stringify(err));if (errCode == 201) {}return;}promptAction.showToast({message: `已关闭 防截屏录屏`,duration: 2000,bottom: '500lpx'});console.info('Succeeded in setting the window to privacy mode.');});} catch (exception) {console.error('Failed to set the window to privacy mode. Cause:' + JSON.stringify(exception));}}build() {Column() {Button('开启防截屏录屏').onClick(() => {this.setWindowPrivacyModeTrue(getContext())})Button('关闭防截屏录屏').onClick(() => {this.setWindowPrivacyModeFalse(getContext())})}.width('100%')}
}