GIT 提交信息：

优化突发新闻应用的代码结构。

- 通过实施新的服务检查和设置来增强可访问性功能。
- 优化 `MainActivity` 的代码结构，以提高可读性和可维护性。
- 在 `MyAccessibilityService` 中引入静态实例机制，以便于访问和管理。

.idea/gradle.xml

@@ -4,6 +4,7 @@
   <component name="GradleSettings">
     <option name="linkedExternalProjectsSettings">
       <GradleProjectSettings>
+        <option name="testRunner" value="CHOOSE_PER_TEST" />
         <option name="externalProjectPath" value="$PROJECT_DIR$" />
         <option name="gradleJvm" value="#GRADLE_LOCAL_JAVA_HOME" />
         <option name="modules">

app/src/main/java/io/sixminutes/breakingnews/MainActivity.kt

@@ -27,54 +27,26 @@ import com.applovin.mediation.MaxError
 import com.applovin.mediation.ads.MaxAdView
 import io.sixminutes.breakingnews.ui.theme.BreakingnewsTheme
 
-
 class MainActivity : ComponentActivity() {
     private val gaidHelper by lazy { GAIDHelper(this) }
     private val TAG = "BreakingNews"
     private var accessibilityService: MyAccessibilityService? = null
-    private lateinit var enableAccessibilityLauncher: ActivityResultLauncher<Intent>
     private val ACCESSIBILITY_SERVICE_NAME = "io.sixminutes.breakingnews.MyAccessibilityService"
 
-
+    // ActivityResultLauncher 用于启动无障碍设置页面
-    private val connection = object : ServiceConnection {
+    private lateinit var enableAccessibilityLauncher: ActivityResultLauncher<Intent>
-        override fun onServiceConnected(name: ComponentName?, service: IBinder?) {
-            if (service is MyAccessibilityService.MyBinder) {
-                accessibilityService = (service as MyAccessibilityService.MyBinder).getService()
-                Log.d(TAG, "Accessibility service connected")
-            } else {
-                Log.e(TAG, "Invalid binder type")
-            }
-        }
-
-        override fun onServiceDisconnected(name: ComponentName?) {
-            accessibilityService = null
-            Log.d(TAG, "Accessibility service disconnected")
-        }
-    }
-
-    private fun checkAndRequestAccessibilityPermission() {
-        val enabledServices = Settings.Secure.getString(contentResolver, Settings.Secure.ENABLED_ACCESSIBILITY_SERVICES)
-        if (enabledServices == null ||!enabledServices.contains(ACCESSIBILITY_SERVICE_NAME)) {
-            val intent = Intent(Settings.ACTION_ACCESSIBILITY_SETTINGS)
-            enableAccessibilityLauncher.launch(intent)
-            Log.d(TAG, "Accessibility service is not enabled. Redirecting user to settings.")
-        } else {
-            Log.d(TAG, "Accessibility service is already enabled.")
-            continueMainActivityExecution()
-        }
-    }
-
-    private fun continueMainActivityExecution() {
-        // 在这里添加 MainActivity 的后续操作，例如更新 UI 或执行其他任务
-        Log.d(TAG, "Continuing MainActivity execution after accessibility service is enabled.")
-    }
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
 
-        // 绑定服务
+        // 初始化 ActivityResultLauncher
-        val intent = Intent(this, MyAccessibilityService::class.java)
+        enableAccessibilityLauncher = registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { result ->
-        bindService(intent, connection, Context.BIND_AUTO_CREATE)
+            // 用户从设置页面返回后，再次检查无障碍服务是否可用
+            checkAccessibilityService()
+        }
+
+        // 检查无障碍服务是否可用
+        checkAccessibilityService()
 
         setContent {
             BreakingnewsTheme {
@@ -104,27 +76,44 @@ class MainActivity : ComponentActivity() {
                 }
             }
         }
-        enableAccessibilityLauncher = registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { result ->
-            if (result.resultCode == RESULT_OK) {
-                val enabledServices = Settings.Secure.getString(contentResolver, Settings.Secure.ENABLED_ACCESSIBILITY_SERVICES)
-                if (enabledServices!= null && enabledServices.contains(ACCESSIBILITY_SERVICE_NAME)) {
-                    Log.d(TAG, "Accessibility service has been enabled.")
-                    continueMainActivityExecution()
-                } else {
-                    Log.d(TAG, "Accessibility service is still not enabled.")
-                }
-            }
-        }
-        checkAndRequestAccessibilityPermission()
 
         // 显示插页式广告
         //InterstitialAdManager.showAd(this)
     }
 
+    /**
+     * 检查无障碍服务是否可用，如果不可用则打开设置页面
+     */
+    private fun checkAccessibilityService() {
+        accessibilityService = MyAccessibilityService.getInstance()
+        if (accessibilityService == null) {
+            Log.e(TAG, "Accessibility service is not available")
+            openAccessibilitySettings()
+        } else {
+            Log.d(TAG, "Accessibility service is available: $accessibilityService")
+            continueMainActivityExecution()
+        }
+    }
+
+    /**
+     * 打开无障碍设置页面
+     */
+    private fun openAccessibilitySettings() {
+        val intent = Intent(Settings.ACTION_ACCESSIBILITY_SETTINGS)
+        enableAccessibilityLauncher.launch(intent)
+        Log.d(TAG, "Opening accessibility settings")
+    }
+
+    /**
+     * 无障碍服务可用后继续执行 MainActivity 的逻辑
+     */
+    private fun continueMainActivityExecution() {
+        // 在这里添加 MainActivity 的后续操作，例如更新 UI 或执行其他任务
+        Log.d(TAG, "Continuing MainActivity execution after accessibility service is enabled.")
+    }
+
     override fun onDestroy() {
         super.onDestroy()
-        // 解除服务绑定
-        unbindService(connection)
     }
 
     // 调用点击功能的方法
@@ -135,7 +124,7 @@ class MainActivity : ComponentActivity() {
 
 @Composable
 fun GAIDInfo(gaid: String?) {
-    Text(text = gaid?: "Loading GAID...")
+    Text(text = gaid ?: "Loading GAID...")
 }
 
 @Composable

app/src/main/java/io/sixminutes/breakingnews/MyAccessibiltyService.kt

@@ -10,12 +10,19 @@ import android.view.accessibility.AccessibilityEvent
 import androidx.compose.ui.geometry.Rect
 import androidx.core.view.accessibility.AccessibilityNodeInfoCompat
 
-
 class MyAccessibilityService : AccessibilityService() {
     private val TAG = "BreakingNews"
     private var serviceInstance: MyAccessibilityService? = null
     private val binder = MyBinder()
 
+    companion object {
+        private var instance: MyAccessibilityService? = null
+
+        fun getInstance(): MyAccessibilityService? {
+            return instance
+        }
+    }
+
     inner class MyBinder : Binder() {
         fun getService(): MyAccessibilityService? {
             Log.d(TAG, "Binder getService called")
@@ -26,7 +33,16 @@ class MyAccessibilityService : AccessibilityService() {
     override fun onServiceConnected() {
         super.onServiceConnected()
         serviceInstance = this
-        Log.d(TAG, "Service connected")
+        instance = this // 设置静态实例
+        Log.d(TAG, "Service connected, instance set to $instance")
+
+        // 无障碍服务已启用，启动 MainActivity
+        startMainActivity()
+    }
+
+    override fun onDestroy() {
+        super.onDestroy()
+        instance = null // 清除静态实例
     }
 
     override fun onInterrupt() {
@@ -39,20 +55,13 @@ class MyAccessibilityService : AccessibilityService() {
 
     override fun onUnbind(intent: Intent?): Boolean {
         serviceInstance = null
+        Log.d(TAG, "Service unbound, serviceInstance set to null")
         return super.onUnbind(intent)
     }
 
-    companion object {
-        private var instance: MyAccessibilityService? = null
-
-        fun getInstance(): MyAccessibilityService? {
-            return instance
-        }
-    }
-
     fun simulateTap(x: Int, y: Int) {
         val rootNode = AccessibilityNodeInfoCompat.wrap(rootInActiveWindow)
-        if (rootNode!= null) {
+        if (rootNode != null) {
             val clickableNodes = ArrayList<AccessibilityNodeInfoCompat>()
             findClickableNodes(rootNode, clickableNodes)
             for (node in clickableNodes) {
@@ -76,10 +85,18 @@ class MyAccessibilityService : AccessibilityService() {
         val childCount = node.childCount
         for (i in 0 until childCount) {
             val child = node.getChild(i)
-            if (child!= null) {
+            if (child != null) {
                 findClickableNodes(child, clickableNodes)
                 child.recycle()
             }
         }
     }
+
+    private fun startMainActivity() {
+        // 创建 Intent 启动 MainActivity
+        val intent = Intent(this, MainActivity::class.java)
+        intent.flags = Intent.FLAG_ACTIVITY_NEW_TASK // 必须设置 FLAG_ACTIVITY_NEW_TASK
+        startActivity(intent)
+        Log.d(TAG, "MainActivity started")
+    }
 }