fix capture screen by androidQ.

app/src/main/AndroidManifest.xml

@@ -65,6 +65,9 @@
 
     <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
 
+    <!--捕获屏幕所需权限-->
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE"/>
+
     <application
         android:name=".DemoApplication"
         android:allowBackup="true"
@@ -561,6 +564,10 @@
         </receiver>
         <!-- Mi推送配置 end-->
 
+        <!--捕获屏幕service-->
+        <service android:name=".conference.SRForegroundService"
+            android:enabled="true"
+            android:foregroundServiceType="mediaProjection"/>
     </application>
 
 </manifest>

app/src/main/java/com/hyphenate/chatuidemo/conference/ConferenceActivity.java

@@ -730,7 +730,15 @@ protected void onActivityResult(int requestCode, int resultCode, Intent data) {
         if (resultCode == RESULT_OK) {
             if (requestCode == ScreenCaptureManager.RECORD_REQUEST_CODE) {
                 if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
-                    ScreenCaptureManager.getInstance().start(resultCode, data);
+                    if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+                        Intent service = new Intent(this, SRForegroundService.class);
+                        service.putExtra("code", resultCode);
+                        service.putExtra("data", data);
+                        startForegroundService(service);
+                    }else {
+                        ScreenCaptureManager.getInstance().start(resultCode, data);
+                    }
+
                 }
             } else if (requestCode == REQUEST_CODE_INVITE) {
                 final String[] members = data.getStringArrayExtra("members");
@@ -801,6 +809,7 @@ private void exitConference() {
 
         if (ScreenCaptureManager.getInstance().state == ScreenCaptureManager.State.RUNNING) {
             ScreenCaptureManager.getInstance().stop();
+            stopForegroundService();
         }
 
         // Stop to watch the phone call state.
@@ -823,6 +832,16 @@ public void onError(int error, String errorMsg) {
         });
     }
 
+    /**
+     * 停止服务
+     */
+    private void stopForegroundService() {
+        if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+            Intent service = new Intent(this, SRForegroundService.class);
+            stopService(service);
+        }
+    }
+
     private void startAudioTalkingMonitor() {
         EMClient.getInstance().conferenceManager().startMonitorSpeaker(300);
     }
@@ -909,6 +928,7 @@ private void unpublish(String publishId) {
             if (!TextUtils.isEmpty(conference.getPubStreamId(EMConferenceStream.StreamType.DESKTOP))
                     && publishId.equals(conference.getPubStreamId(EMConferenceStream.StreamType.DESKTOP))) {
                 ScreenCaptureManager.getInstance().stop();
+                stopForegroundService();
             }
         }
         EMClient.getInstance().conferenceManager().unpublish(publishId, new EMValueCallBack<String>() {
@@ -1202,6 +1222,7 @@ public void run() {
                 DeskShareWindow.getInstance(getApplicationContext()).dismiss();
                 if (ScreenCaptureManager.getInstance().state == ScreenCaptureManager.State.RUNNING) {
                     ScreenCaptureManager.getInstance().stop();
+                    stopForegroundService();
                 }
                 // 退出当前界面
                 finish();

app/src/main/java/com/hyphenate/chatuidemo/conference/SRForegroundService.java

@@ -0,0 +1,84 @@
+package com.hyphenate.chatuidemo.conference;
+
+import android.app.Notification;
+import android.app.NotificationChannel;
+import android.app.NotificationManager;
+import android.app.PendingIntent;
+import android.app.Service;
+import android.content.Context;
+import android.content.Intent;
+import android.graphics.BitmapFactory;
+import android.media.projection.MediaProjection;
+import android.media.projection.MediaProjectionManager;
+import android.os.Build;
+import android.os.IBinder;
+import android.support.annotation.Nullable;
+import android.support.annotation.RequiresApi;
+
+import com.hyphenate.chatuidemo.R;
+import com.superrtc.mediamanager.ScreenCaptureManager;
+
+import java.util.Objects;
+
+@RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)
+public class SRForegroundService extends Service {
+    private int resultCode;
+    private Intent resultData;
+    private MediaProjectionManager projectionManager;
+    private MediaProjection mMediaProjection;
+
+    @Nullable
+    @Override
+    public IBinder onBind(Intent intent) {
+        return null;
+    }
+
+    @Override
+    public int onStartCommand(Intent intent, int flags, int startId) {
+        //启动前置服务
+        createNotificationChannel();
+        resultCode = intent.getIntExtra("code", -1);
+        resultData = intent.getParcelableExtra("data");
+
+        this.projectionManager = (MediaProjectionManager)getSystemService(Context.MEDIA_PROJECTION_SERVICE);
+        mMediaProjection = projectionManager.getMediaProjection(resultCode, Objects.requireNonNull(resultData));
+
+        ScreenCaptureManager.getInstance().start(resultCode, resultData, mMediaProjection);
+        return super.onStartCommand(intent, flags, startId);
+    }
+
+    private void createNotificationChannel() {
+        Notification.Builder builder = new Notification.Builder(this.getApplicationContext()); //获取一个Notification构造器
+        Intent nfIntent = new Intent(this, ConferenceActivity.class); //点击后跳转的界面，可以设置跳转数据
+
+        builder.setContentIntent(PendingIntent.getActivity(this, 0, nfIntent, 0)) // 设置PendingIntent
+                .setLargeIcon(BitmapFactory.decodeResource(this.getResources(), R.drawable.em_logo_uidemo)) // 设置下拉列表中的图标(大图标)
+                //.setContentTitle("SMI InstantView") // 设置下拉列表里的标题
+                .setSmallIcon(R.drawable.em_logo_uidemo) // 设置状态栏内的小图标
+                .setContentText(getString(R.string.share_screen_ongoing)) // 设置上下文内容
+                .setWhen(System.currentTimeMillis()); // 设置该通知发生的时间
+
+        /*以下是对Android 8.0的适配*/
+        //普通notification适配
+        if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+            builder.setChannelId("share_screen_id");
+        }
+        //前台服务notification适配
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+            NotificationManager notificationManager = (NotificationManager)getSystemService(NOTIFICATION_SERVICE);
+            NotificationChannel channel = new NotificationChannel("share_screen_id", "shareScreen", NotificationManager.IMPORTANCE_LOW);
+            notificationManager.createNotificationChannel(channel);
+        }
+
+        Notification notification = builder.build(); // 获取构建好的Notification
+        notification.defaults = Notification.DEFAULT_SOUND; //设置为默认的声音
+        startForeground(110, notification);
+
+    }
+
+    @Override
+    public void onDestroy() {
+        super.onDestroy();
+        stopForeground(true);
+    }
+}

app/src/main/res/values-zh/em_strings.xml

@@ -456,4 +456,6 @@
 
     <string name="alert_request_video">%1$s发来视频请求</string>
     <string name="alert_request_voice">%1$s发来语音请求</string>
+
+    <string name="share_screen_ongoing">共享屏幕运行中...</string>
 </resources>

app/src/main/res/values/em_strings.xml

@@ -458,4 +458,6 @@
 
     <string name="alert_request_video">%1$s sent a video request</string>
     <string name="alert_request_voice">%1$s sent a voice request</string>
+
+    <string name="share_screen_ongoing">Shared screen running...</string>
 </resources>