添加空场景

Assets/Plugins/Android.meta

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Assets/Plugins/Android/OverrideUnityActivity.java

+package com.company.product;
+
+import android.os.Bundle;
+
+
+import com.unity3d.player.UnityPlayerGameActivity;
+
+public abstract class OverrideUnityActivity extends UnityPlayerGameActivity {
+    public static OverrideUnityActivity instance = null;
+
+    abstract protected void showMainActivity(String setToColor);
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        instance = this;
+    }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        instance = null;
+    }
+
+}

Assets/Plugins/Android/OverrideUnityActivity.java.meta

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+  isOverridable: 0
+  isExplicitlyReferenced: 0
+  validateReferences: 1
+  platformData:
+  - first:
+      Android: Android
+    second:
+      enabled: 1
+      settings: {}
+  - first:
+      Any: 
+    second:
+      enabled: 0
+      settings: {}
+  - first:
+      Editor: Editor
+    second:
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+      settings:
+        DefaultValueInitialized: true
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Assets/Resources/commons.meta

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Assets/Unity.VisualScripting.Generated/VisualScripting.Flow.meta

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Assets/scripts/Views/maingame/Native.cs

+using System;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.SceneManagement;
+using UnityEngine.UI;
+
+public class Native : MonoBehaviour
+{
+    public Text text;
+
+    void appendToText(string line) { text.text += line + "\n"; }
+
+    void Start()
+    {
+        text.text = "test";
+        showHostMainWindow();
+        Debug.Log("UnityStart");
+    }
+    private void OnEnable()
+    {
+        Debug.Log("OnEnable");
+    }
+
+    void Update()
+    {
+        
+    }
+    void showHostMainWindow()
+    {
+#if UNITY_ANDROID
+        try
+        {
+            AndroidJavaClass jc = new AndroidJavaClass("com.company.product.OverrideUnityActivity");
+            AndroidJavaObject overrideActivity = jc.GetStatic<AndroidJavaObject>("instance");
+            overrideActivity.Call("showMainActivity", "red");
+        }
+        catch (Exception e)
+        {
+            appendToText("Exception during showHostMainWindow");
+            appendToText(e.Message);
+        }
+#endif
+    }
+    void onNativeMessage(string json)
+    {
+        Debug.Log("Android调用该方法"+json);
+    }
+    void loadGameScene()
+    {
+        SceneManager.LoadScene("Scenes/gameScene");
+    }
+
+}

Assets/scripts/Views/maingame/Native.cs.meta

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Assets/scripts/common/mainGameView.cs

@@ -11,7 +11,7 @@ using Unity.VisualScripting;
 using UnityEngine;
 using UnityEngine.UI;
 using static Unity.VisualScripting.Member;
-using static UnityEditor.Progress;
+//using static UnityEditor.Progress;
 
 public class TempGroupInfos
 {

ProjectSettings/EditorBuildSettings.asset

@@ -5,7 +5,7 @@ EditorBuildSettings:
   m_ObjectHideFlags: 0
   serializedVersion: 2
   m_Scenes:
-  - enabled: 1
+  - enabled: 0
     path: Assets/Scenes/MainHallGame.unity
     guid: c8095c70fc082d54e89d82242512c766
   - enabled: 0
@@ -14,13 +14,13 @@ EditorBuildSettings:
   - enabled: 0
     path: Assets/Scenes/SampleScene.unity
     guid: 2cda990e2423bbf4892e6590ba056729
-  - enabled: 0
+  - enabled: 1
     path: Assets/Scenes/MainGame.unity
     guid: 17d66f8648b264f6395d350bab81ef38
   - enabled: 1
     path: Assets/Scenes/gameScene.unity
     guid: 0a0992afe56bcce42b70269dcae5c736
-  - enabled: 1
+  - enabled: 0
     path: Assets/Scenes/testScene.unity
     guid: 7c7c6cfcfad6ed0428901b0bb9c7ea98
   m_configObjects: {}

UserSettings/EditorUserSettings.asset

@@ -6,22 +6,22 @@ EditorUserSettings:
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-      value: 0752045f560d5a025a0b5f7b12250e44424f407b757b7e612b7d4e61b3e13061
+      value: 5452030553560f580b0f087415270f44444f417a7d2a76322f701e64e7e16d60
       flags: 0
     RecentlyUsedSceneGuid-1:
-      value: 5b04565656070c025e0a547743270744174f4a73292c7f64782b4e62b1b1616a
+      value: 0752045f560d5a025a0b5f7b12250e44424f407b757b7e612b7d4e61b3e13061
       flags: 0
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-      value: 5452030553560f580b0f087415270f44444f417a7d2a76322f701e64e7e16d60
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       flags: 0
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