feat(service): 增强 VoiceInteraction 服务与界面解析

app/src/main/java/com/ttstd/dialer/service/MyVoiceInteractionService.java

@@ -1,6 +1,9 @@
 package com.ttstd.dialer.service;
 
+import android.content.Intent;
+import android.os.Bundle;
 import android.service.voice.VoiceInteractionService;
+import android.service.voice.VoiceInteractionSession;
 
 import com.ttstd.dialer.utils.Logger;
 
@@ -12,4 +15,28 @@ public class MyVoiceInteractionService extends VoiceInteractionService {
         super.onCreate();
         Logger.d(TAG, "onCreate");
     }
+
+    @Override
+    public void onReady() {
+        super.onReady();
+        Logger.d(TAG, "onReady");
+        // 服务准备就绪，通常在此之后可以开启 Session 获取界面信息
+    }
+
+    @Override
+    public int onStartCommand(Intent intent, int flags, int startId) {
+        Logger.d(TAG, "onStartCommand: action=" + (intent != null ? intent.getAction() : "null"));
+        // 如果需要主动触发获取界面信息，可以调用 showSession
+        // 这会触发 MyVoiceInteractionSessionService 创建 Session，并回调 onHandleAssist
+        if (intent != null && "ACTION_SHOW_SESSION".equals(intent.getAction())) {
+            showSession(new Bundle(), VoiceInteractionSession.SHOW_WITH_ASSIST | VoiceInteractionSession.SHOW_WITH_SCREENSHOT);
+        }
+        return super.onStartCommand(intent, flags, startId);
+    }
+
+    @Override
+    public void onShutdown() {
+        super.onShutdown();
+        Logger.d(TAG, "onShutdown");
+    }
 }

app/src/main/java/com/ttstd/dialer/service/MyVoiceInteractionSession.java

@@ -22,17 +22,28 @@ public class MyVoiceInteractionSession extends VoiceInteractionSession {
         // 这是核心方法，structure 包含了整个屏幕的 View 树
         Logger.d(TAG, "onHandleAssist");
         if (structure != null) {
-            AssistStructure.WindowNode windowNode = structure.getWindowNodeAt(0);
-            if (windowNode != null) {
+            int windowCount = structure.getWindowNodeCount();
+            Logger.d(TAG, "Window count: " + windowCount);
+            for (int i = 0; i < windowCount; i++) {
+                AssistStructure.WindowNode windowNode = structure.getWindowNodeAt(i);
+                Logger.d(TAG, "Window[" + i + "]: title=" + windowNode.getTitle());
                 traverseNode(windowNode.getRootViewNode(), "");
             }
+        } else {
+            Logger.w(TAG, "AssistStructure is null");
         }
     }
 
     private void traverseNode(AssistStructure.ViewNode node, String prefix) {
         if (node == null) return;
         
-        Logger.d(TAG, prefix + "View: text=" + node.getText() + ", id=" + node.getIdEntry());
+        CharSequence text = node.getText();
+        CharSequence contentDescription = node.getContentDescription();
+        String id = node.getIdEntry();
+        
+        if (text != null || contentDescription != null || id != null) {
+            Logger.d(TAG, prefix + "View: text=" + text + ", desc=" + contentDescription + ", id=" + id + ", class=" + node.getClassName());
+        }
         
         for (int i = 0; i < node.getChildCount(); i++) {
             traverseNode(node.getChildAt(i), prefix + "  ");