Merge "CEC: Broadcast language setting whenever it changes" into lmp-dev

2 files changed, 38 insertions, 8 deletions

diff --git a/services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceTv.java b/services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceTv.java
index 850ff10..73f5cfd 100644
--- a/services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceTv.java
+++ b/services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceTv.java
@@ -418,17 +418,25 @@ final class HdmiCecLocalDeviceTv extends HdmiCecLocalDevice {
     @ServiceThreadOnly
     protected boolean handleGetMenuLanguage(HdmiCecMessage message) {
         assertRunOnServiceThread();
-        HdmiCecMessage command = HdmiCecMessageBuilder.buildSetMenuLanguageCommand(
-                mAddress, Locale.getDefault().getISO3Language());
         // TODO: figure out how to handle failed to get language code.
-        if (command != null) {
-            mService.sendCecCommand(command);
-        } else {
+        if (!broadcastMenuLanguage(Locale.getDefault().getISO3Language())) {
             Slog.w(TAG, "Failed to respond to <Get Menu Language>: " + message.toString());
         }
         return true;
     }
 
+    @ServiceThreadOnly
+    boolean broadcastMenuLanguage(String language) {
+        assertRunOnServiceThread();
+        HdmiCecMessage command = HdmiCecMessageBuilder.buildSetMenuLanguageCommand(
+                mAddress, language);
+        if (command != null) {
+            mService.sendCecCommand(command);
+            return true;
+        }
+        return false;
+    }
+
     @Override
     @ServiceThreadOnly
     protected boolean handleReportPhysicalAddress(HdmiCecMessage message) {
diff --git a/services/core/java/com/android/server/hdmi/HdmiControlService.java b/services/core/java/com/android/server/hdmi/HdmiControlService.java
index 8bbc404..5b99f14 100644
--- a/services/core/java/com/android/server/hdmi/HdmiControlService.java
+++ b/services/core/java/com/android/server/hdmi/HdmiControlService.java
@@ -78,6 +78,7 @@ import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collections;
 import java.util.List;
+import java.util.Locale;
 
 /**
  * Provides a service for sending and processing HDMI control messages,
@@ -123,7 +124,7 @@ public final class HdmiControlService extends SystemService {
         void onPollingFinished(List<Integer> ackedAddress);
     }
 
-    private class PowerStateReceiver extends BroadcastReceiver {
+    private class HdmiControlBroadcastReceiver extends BroadcastReceiver {
         @Override
         public void onReceive(Context context, Intent intent) {
             switch (intent.getAction()) {
@@ -137,6 +138,12 @@ public final class HdmiControlService extends SystemService {
                         onWakeUp();
                     }
                     break;
+                case Intent.ACTION_CONFIGURATION_CHANGED:
+                    String language = Locale.getDefault().getISO3Language();
+                    if (!mLanguage.equals(language)) {
+                        onLanguageChanged(language);
+                    }
+                    break;
             }
         }
     }
@@ -238,12 +245,16 @@ public final class HdmiControlService extends SystemService {
 
     private HdmiCecMessageValidator mMessageValidator;
 
-    private final PowerStateReceiver mPowerStateReceiver = new PowerStateReceiver();
+    private final HdmiControlBroadcastReceiver
+            mHdmiControlBroadcastReceiver = new HdmiControlBroadcastReceiver();
 
     @ServiceThreadOnly
     private int mPowerStatus = HdmiControlManager.POWER_STATUS_STANDBY;
 
     @ServiceThreadOnly
+    private String mLanguage = Locale.getDefault().getISO3Language();
+
+    @ServiceThreadOnly
     private boolean mStandbyMessageReceived = false;
 
     @ServiceThreadOnly
@@ -307,7 +318,8 @@ public final class HdmiControlService extends SystemService {
             IntentFilter filter = new IntentFilter();
             filter.addAction(Intent.ACTION_SCREEN_OFF);
             filter.addAction(Intent.ACTION_SCREEN_ON);
-            getContext().registerReceiver(mPowerStateReceiver, filter);
+            filter.addAction(Intent.ACTION_CONFIGURATION_CHANGED);
+            getContext().registerReceiver(mHdmiControlBroadcastReceiver, filter);
         }
     }
 
@@ -1697,6 +1709,16 @@ public final class HdmiControlService extends SystemService {
         });
     }
 
+    @ServiceThreadOnly
+    private void onLanguageChanged(String language) {
+        assertRunOnServiceThread();
+        mLanguage = language;
+
+        if (isTvDevice()) {
+            tv().broadcastMenuLanguage(language);
+        }
+    }
+
     private void disableDevices(PendingActionClearedCallback callback) {
         if (mCecController != null) {
             for (HdmiCecLocalDevice device : mCecController.getLocalDeviceList()) {