@@ -12,6 +12,16 @@ class CaptureScreenTool {
static listener : UserCaptureScreenCallback | null;
static secureView : UIView | null;
// ===== 仅防录屏（动态切换）相关状态 =====
// 保留 UITextField，
static secureField : UITextField | null;
// field 的安全画布（已挂入视图层级，承载 App 根视图）
static secureCanvas : UIView | null;
// 被安全画布包裹的 App 根视图（用于卸载时还原）
static secureRootView : UIView | null;
// 是否已为"仅防录屏"挂载安全层
static recordWrapped : boolean = false;
// 监听截屏
static listenCaptureScreen(callback : UserCaptureScreenCallback | null) {
this.listener = callback
@@ -51,28 +61,38 @@ class CaptureScreenTool {
return null
}
// 应用防截屏遮罩（ ： ，
// 不触发回调，供内部复用；注意：需在主线程调用
static applySecureViewInternal() {
if (this.secureView != null) {
// 已应用，避免重复包裹
return
}
let secureView = this.createSecureView()
let window = UTSiOS.getKeyWindow()
let rootView = window.rootViewController == null ? null : window.rootViewController!.view
if (secureView != null && rootView != null) {
let rootSuperview = rootView!.superview
if (rootSuperview != null) {
this.secureView = secureView
rootSuperview!.addSubview(secureView!)
rootView!.removeFromSuperview()
secureView!.addSubview(rootView!)
// secureView 充满父视图并随父视图宽高自适应（横竖屏、全屏切换时自动跟随）
secureView!.frame = rootSuperview!.bounds
secureView!.autoresizingMask = [UIView.AutoresizingMask.flexibleWidth, UIView.AutoresizingMask.flexibleHeight]
// rootView 充满 secureView 并自适应，避免全屏时被固定在竖屏尺寸而缩到角落
rootView!.frame = secureView!.bounds
rootView!.autoresizingMask = [UIView.AutoresizingMask.flexibleWidth, UIView.AutoresizingMask.flexibleHeight]
}
}
}
// 开启防截屏
static onAntiScreenshot(option : SetUserCaptureScreenOptions) {
// uts方法默认会在子线程中执行，
DispatchQueue.main.async(execute = () : void => {
let secureView = this.create SecureView()
let window = UTSiOS.getKeyWindow()
let rootView = window.rootViewController == null ? null : window.rootViewController!.view
if (secureView != null && rootView != null) {
let rootSuperview = rootView!.superview
if (rootSuperview != null) {
this.secureView = secureView
rootSuperview!.addSubview(secureView!)
rootView!.removeFromSuperview()
secureView!.addSubview(rootView!)
// secureView 充满父视图并随父视图宽高自适应（横竖屏、全屏切换时自动跟随）
secureView!.frame = rootSuperview!.bounds
secureView!.autoresizingMask = [UIView.AutoresizingMask.flexibleWidth, UIView.AutoresizingMask.flexibleHeight]
// rootView 充满 secureView 并自适应，避免全屏时被固定在竖屏尺寸而缩到角落
rootView!.frame = secureView!.bounds
rootView!.autoresizingMask = [UIView.AutoresizingMask.flexibleWidth, UIView.AutoresizingMask.flexibleHeight]
}
}
this.apply SecureViewInternal ()
let res: SetUserCaptureScreenSuccess = {
}
option.success?.(res)
@@ -80,21 +100,107 @@ class CaptureScreenTool {
})
}
// ===== 仅防录屏：提前挂载安全层 + 翻转 isSecureTextEntry =====
// 提前挂载安全层（应在录屏开始前调用，例如进入页面时）。
// 挂载后默认不保护（ ）
// 注意：需在主线程调用。
static setupRecordSecureWrapper() {
if (this.recordWrapped) {
return
}
let field = new UITextField(frame = CGRect.zero)
field.isSecureTextEntry = true
// 15.1 系统 secureView 不可用；拿不到安全画布则放弃
if (field.subviews.length == 0 || UIDevice.current.systemVersion == '15.1') {
return
}
let canvas = field.subviews[0]
canvas.subviews.forEach((item) => {
item.removeFromSuperview()
})
canvas.isUserInteractionEnabled = true
let window = UTSiOS.getKeyWindow()
let rootView = window.rootViewController == null ? null : window.rootViewController!.view
if (rootView == null) {
return
}
let rootSuperview = rootView!.superview
if (rootSuperview == null) {
return
}
// 把安全画布插入原层级，并把 App 根视图移入画布
rootSuperview!.addSubview(canvas)
rootView!.removeFromSuperview()
canvas.addSubview(rootView!)
canvas.frame = rootSuperview!.bounds
canvas.autoresizingMask = [UIView.AutoresizingMask.flexibleWidth, UIView.AutoresizingMask.flexibleHeight]
rootView!.frame = canvas.bounds
rootView!.autoresizingMask = [UIView.AutoresizingMask.flexibleWidth, UIView.AutoresizingMask.flexibleHeight]
// 关键：保留 field，
this.secureField = field
this.secureCanvas = canvas
this.secureRootView = rootView
this.recordWrapped = true
// 默认不保护：允许截屏、实时正常
field.isSecureTextEntry = false
}
// 切换录屏保护： （ ） ；
// 注意：需在主线程调用。
static setRecordSecure(secure : boolean) {
if (this.secureField != null) {
this.secureField!.isSecureTextEntry = secure
}
}
// 卸载安全层，恢复原始视图层级。注意：需在主线程调用。
static teardownRecordSecureWrapper() {
if (!this.recordWrapped) {
return
}
if (this.secureField != null) {
this.secureField!.isSecureTextEntry = false
}
if (this.secureCanvas != null && this.secureRootView != null) {
let rootSuperview = this.secureCanvas!.superview
if (rootSuperview != null) {
rootSuperview!.addSubview(this.secureRootView!)
this.secureRootView!.frame = rootSuperview!.bounds
this.secureCanvas!.removeFromSuperview()
}
}
this.secureField = null
this.secureCanvas = null
this.secureRootView = null
this.recordWrapped = false
}
// 移除防截屏遮罩视图（不触发回调，供内部复用）
// 注意：需在主线程调用
static removeSecureViewInternal() {
if (this.secureView != null) {
let window = UTSiOS.getKeyWindow()
let rootView = window.rootViewController == null ? null : window.rootViewController!.view
if (rootView != null && this.secureView!.superview != null) {
let rootSuperview = this.secureView!.superview
if (rootSuperview != null) {
rootSuperview!.addSubview(rootView!)
this.secureView!.removeFromSuperview()
}
}
this.secureView = null
}
}
// 关闭防截屏
static offAntiScreenshot(option : SetUserCaptureScreenOptions) {
DispatchQueue.main.async(execute = () : void => {
if ( this.s ecureView != null) {
let window = UTSiOS.getKeyWindow()
let rootView = window.rootViewController == null ? null : window.rootViewController!.view
if (rootView != null && this.secureView!.superview != null) {
let rootSuperview = this.secureView!.superview
if (rootSuperview != null) {
rootSuperview!.addSubview(rootView!)
this.secureView!.removeFromSuperview()
}
}
this.secureView = null
}
this.removeS ecureViewInternal()
let res: SetUserCaptureScreenSuccess = {
}
option.success?.(res)
@@ -103,6 +209,58 @@ class CaptureScreenTool {
}
}
/**
* 防录屏工具类：基于 UIScreen.isCaptured 监听录屏/投屏状态，动态切换安全层。
* 截屏不会触发 isCaptured，
*
* 实现要点（避免实时画面变黑）：
* 1) 进入时（录屏开始前）就提前挂好安全层，且默认不保护 → 截屏正常、实时正常；
* 2) 仅在录屏期间翻转 isSecureTextEntry = true → 录屏文件黑、实时正常、此刻截屏也黑；
* 3) 录屏结束翻回 false → 截屏恢复正常。
*/
class ScreenRecordTool {
// 是否已注册监听
static monitoring : boolean = false;
// 开启防录屏：提前挂载安全层并监听录屏状态变化
static onAntiScreenRecord() {
DispatchQueue.main.async(execute = () : void => {
// 关键：录屏开始前就把安全层挂好（默认不保护）
CaptureScreenTool.setupRecordSecureWrapper()
if (!this.monitoring) {
this.monitoring = true
const method = Selector("screenCaptureDidChange")
NotificationCenter.default.addObserver(this, selector = method, name = UIScreen.capturedDidChangeNotification, object = null)
}
// 进入时若已经在录屏，立即按当前状态保护
this.applyIfNeeded()
})
}
// 录屏状态变化回调
@objc static screenCaptureDidChange() {
DispatchQueue.main.async(execute = () : void => {
this.applyIfNeeded()
})
}
// 根据当前录屏状态翻转安全层开关
static applyIfNeeded() {
CaptureScreenTool.setRecordSecure(UIScreen.main.isCaptured)
}
// 关闭防录屏：移除监听并卸载安全层
static offAntiScreenRecord() {
DispatchQueue.main.async(execute = () : void => {
if (this.monitoring) {
NotificationCenter.default.removeObserver(this, name = UIScreen.capturedDidChangeNotification, object = null)
this.monitoring = false
}
CaptureScreenTool.teardownRecordSecureWrapper()
})
}
}
/**
* 开启截图监听
*/
@@ -121,21 +279,46 @@ export const offUserCaptureScreen : OffUserCaptureScreen = function (callback :
* 开启/关闭防截屏
*/
export const setUserCaptureScreen : SetUserCaptureScreen = function (options : SetUserCaptureScreenOptions) {
if ( UIDevice.current.systemVersion < "13.0") {
let res = new SetUserCaptureScreenFailImpl(12001)
options.fail?.(res);
options.complete?.(res);
const systemVersion = UIDevice.current.systemVersion
} else if (UIDevice.current.systemVersion == "15.1" ) {
let res = new SetUserCaptureScreenFailImpl(12010)
options.fail?.(res);
options.complete?.(res);
} else {
if (options.enable == true) {
CaptureScreenTool.offAntiScreenshot(options)
} else {
CaptureScreenTool.onAntiScreenshot(options)
if (options.enable == true ) {
// 允许截屏与录屏：无条件清理录屏遮罩，再移除防截屏遮罩。
// 清理动作不受版本限制，避免遗留监听/遮罩。
ScreenRecordTool.offAntiScreenRecord()
CaptureScreenTool.offAntiScreenshot(options)
return
}
if (options.antiRecordOnly == true) {
// 仅禁止录屏、允许截屏：进入页面时提前挂好安全层（默认不保护），
// 用 UIScreen.isCaptured（
// —— 实时显示正常、录到的画面为黑屏，且平时不影响截屏。
// 注意：
if (systemVersion < "11.0") {
let res = new SetUserCaptureScreenFailImpl(12001)
options.fail?.(res)
options.complete?.(res)
return
}
ScreenRecordTool.onAntiScreenRecord()
let res: SetUserCaptureScreenSuccess = {
}
options.success?.(res)
options.complete?.(res)
return
}
// 默认： （
if (systemVersion < "13.0") {
let res = new SetUserCaptureScreenFailImpl(12001)
options.fail?.(res)
options.complete?.(res)
} else if (systemVersion == "15.1") {
let res = new SetUserCaptureScreenFailImpl(12010)
options.fail?.(res)
options.complete?.(res)
} else {
CaptureScreenTool.onAntiScreenshot(options)
}
}
