Android查看当前Activity或路由

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Android查看当前Activity或路由

前言

开发时需要查看当前打开（前台）的 Activity，尤其适用于调试、排查 UI 问题或分析页面跳转逻辑。

Activity

ADB获取

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adb shell dumpsys activity top | findstr "ACTIVITY"

打印日志获取

基类中打印日志

Kotlin

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override fun onCreate(savedInstanceState: Bundle?) {
    super.onCreate(savedInstanceState)
    // ... 其他代码
    
    // 打印当前 Activity 的类名
    Log.d("CurrentActivity", "onCreate: ${this::class.simpleName}")
}

Java

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@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    // ... 其他代码
    
    // 打印当前 Activity 的类名
    Log.d("CurrentActivity", "onCreate: " + this.getClass().getSimpleName());
}

Compose路由

查看路由模板

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val navController = rememberNavController()

DisposableEffect(Unit) {
    val listener = NavController.OnDestinationChangedListener { 
        _, destination, _ ->
        Log.d("Navigation", "当前路由: ${destination.route}")
    }
    navController.addOnDestinationChangedListener(listener)
    onDispose {
        navController.removeOnDestinationChangedListener(listener)
    }
}

查看路由带参数

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DisposableEffect(Unit) {
    val listener =
    NavController.OnDestinationChangedListener { 
        _, destination, backStackEntry ->
        var routeStr = destination.route ?: "未知路由"
        val arguments = destination.arguments
        val keys = arguments.keys
        if (keys.isNotEmpty()) {
            keys.forEach {
                val value = backStackEntry?.get(it)
                if (value != null) {
                    routeStr = routeStr.replace("{$it}", value.toString())
                }

            }
        }
        Log.d("Navigation", "当前路由: $routeStr")
    }
    navController.addOnDestinationChangedListener(listener)
    onDispose {
        navController.removeOnDestinationChangedListener(listener)
    }
}