Merge pull request #242 from chenguangming/master

适配Android14对截屏的严格要求

app/src/main/AndroidManifest.xml

@@ -122,6 +122,8 @@
 
     <uses-permission android:name="android.permission.READ_SMS" />
 
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE_MEDIA_PROJECTION" />
+
     <!-- Property "largeHeap" is not recommended to set to true. -->
     <!-- https://stackoverflow.com/questions/27396892/what-are-advantages-of-setting-largeheap-to-true -->
     <application
@@ -130,7 +132,7 @@
             android:hardwareAccelerated="true"
             android:icon="${icon}"
             android:label="${appName}"
-            android:largeHeap="false"
+            android:largeHeap="true"
             android:requestLegacyExternalStorage="true"
             android:supportsRtl="true"
             android:theme="@style/AppTheme"

app/src/main/java/org/autojs/autojs/core/image/capture/ScreenCaptureRequester.java

@@ -6,6 +6,7 @@ import android.content.Intent;
 import android.media.projection.MediaProjectionManager;
 
 import org.autojs.autojs.app.OnActivityResultDelegate;
+import org.autojs.autojs.util.ForegroundServiceUtils;
 
 /**
  * Created by Stardust on May 17, 2017.
@@ -46,9 +47,18 @@ public interface ScreenCaptureRequester {
         public void onActivityResult(int requestCode, int resultCode, Intent data) {
             mResult = data;
             mMediator.removeDelegate(this);
-            onResult(resultCode, data);
+            // 按照官方文档，https://developer.android.com/reference/android/media/projection/MediaProjectionManager，启动媒体投影的示例流程如下：
-        }
+            // 1. AndroidManifest.xml声明mediaProjection类型前台服务
+            // 2. 通过调用MediaProjectionManager#createScreenCaptureIntent()创建intent并传递给Activity#startActivityForResult(Intent, int)
+            // 3. 在得到用户授权后，回调Activity#onActivityResult中，使用 ServiceInfo.FOREGROUND_SERVICE_TYPE_MEDIA_PROJECTION类型 启动前台服务
+            // 4. 再通过MediaProjectionManager#getMediaProjection(int, Intent)得到MediaProjection
+            // 5. 通过MediaProjection#createVirtualDisplay调用启动媒体投影的屏幕捕获会话
+            // 总结就是，要保证：先授权，再启动服务，再录屏的顺序
 
+            // 原代码在ScreenCaptureRequesterImpl#requst中startService会有时序问题，此时用户还没授权完成时，Android 14+启动前台服务实测会崩溃
+            // 改成bindService并等待onServiceConnected回调
+            ForegroundServiceUtils.requestReadyIfNeeded(mActivity.getApplicationContext(), ScreenCapturerForegroundService.class, () -> onResult(resultCode, data));
+        }
     }
 
     abstract class AbstractScreenCaptureRequester implements ScreenCaptureRequester {
@@ -75,7 +85,5 @@ public interface ScreenCaptureRequester {
             if (mCallback != null)
                 mCallback.onRequestResult(Activity.RESULT_CANCELED, null);
         }
-
     }
-
 }

app/src/main/java/org/autojs/autojs/core/image/capture/ScreenCaptureRequesterImpl.java

@@ -4,7 +4,6 @@ import android.app.Activity;
 
 import org.autojs.autojs.AbstractAutoJs;
 import org.autojs.autojs.app.OnActivityResultDelegate;
-import org.autojs.autojs.util.ForegroundServiceUtils;
 
 public class ScreenCaptureRequesterImpl extends ScreenCaptureRequester.AbstractScreenCaptureRequester {
 
@@ -25,8 +24,6 @@ public class ScreenCaptureRequesterImpl extends ScreenCaptureRequester.AbstractS
 
     @Override
     public void request() {
-        ForegroundServiceUtils.requestIfNeeded(mAutoJs.getApplicationContext(), ScreenCapturerForegroundService.class);
-
         Activity activity = mAutoJs.getAppUtils().getCurrentActivity();
 
         if (activity instanceof OnActivityResultDelegate.DelegateHost) {

app/src/main/java/org/autojs/autojs/core/image/capture/ScreenCapturerForegroundService.java

@@ -4,6 +4,7 @@ import android.app.Service;
 import android.content.Context;
 import android.content.Intent;
 import android.content.pm.ServiceInfo;
+import android.os.Binder;
 import android.os.Build;
 import android.os.IBinder;
 
@@ -38,7 +39,7 @@ public class ScreenCapturerForegroundService extends Service {
     @Nullable
     @Override
     public IBinder onBind(Intent intent) {
-        return null;
+        return new Binder();
     }
 
     private void startForeground() {

app/src/main/java/org/autojs/autojs/external/foreground/MainActivityForegroundService.kt

@@ -33,7 +33,7 @@ class MainActivityForegroundService : Service() {
             .create()
 
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE) {
-            ForegroundServiceUtils.startForeground(foregroundServiceCreator, ServiceInfo.FOREGROUND_SERVICE_TYPE_SYSTEM_EXEMPTED)
+            ForegroundServiceUtils.startForeground(foregroundServiceCreator, ServiceInfo.FOREGROUND_SERVICE_TYPE_SPECIAL_USE)
         } else {
             ForegroundServiceUtils.startForeground(foregroundServiceCreator)
         }

app/src/main/java/org/autojs/autojs/util/ForegroundServiceUtils.java

@@ -6,10 +6,12 @@ import android.app.NotificationChannel;
 import android.app.NotificationManager;
 import android.app.PendingIntent;
 import android.app.Service;
+import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
-import android.content.pm.ServiceInfo;
+import android.content.ServiceConnection;
 import android.os.Build;
+import android.os.IBinder;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
@@ -36,6 +38,23 @@ public class ForegroundServiceUtils {
         }
     }
 
+    public static void requestReadyIfNeeded(Context context, Class<?> className, Runnable runnable) {
+        if (isRunning(context, className)) {
+            runnable.run();
+        } else {
+            context.bindService(getService(context, className), new ServiceConnection() {
+                @Override
+                public void onServiceConnected(ComponentName name, IBinder service) {
+                    runnable.run();
+                }
+
+                @Override
+                public void onServiceDisconnected(ComponentName name) {
+                }
+            }, Context.BIND_AUTO_CREATE);
+        }
+    }
+
     public static boolean startService(Context context, Class<?> className) {
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
             return context.startForegroundService(getService(context, className)) != null;