From 9d4969b0a7c776103824821c0b0d9ef8f43338d6 Mon Sep 17 00:00:00 2001
From: Domingos Lopes <domingos86lopes+github@gmail.com>
Date: Sun, 17 Apr 2016 02:13:56 -0400
Subject: [PATCH] have hardware buttons change media volume ONLY when not
 casting

---
 .../activity/CastEnabledActivity.java         | 28 +++++++++++++++++++
 .../antennapod/activity/MainActivity.java     |  2 --
 .../activity/MediaplayerActivity.java         |  3 --
 3 files changed, 28 insertions(+), 5 deletions(-)

diff --git a/app/src/main/java/de/danoeh/antennapod/activity/CastEnabledActivity.java b/app/src/main/java/de/danoeh/antennapod/activity/CastEnabledActivity.java
index dd7cef428..d7996dd14 100644
--- a/app/src/main/java/de/danoeh/antennapod/activity/CastEnabledActivity.java
+++ b/app/src/main/java/de/danoeh/antennapod/activity/CastEnabledActivity.java
@@ -1,13 +1,18 @@
 package de.danoeh.antennapod.activity;
 
 import android.content.SharedPreferences;
+import android.media.AudioManager;
 import android.os.Bundle;
 import android.preference.PreferenceManager;
 import android.support.v7.app.AppCompatActivity;
 import android.util.Log;
 import android.view.Menu;
 
+import com.google.android.gms.cast.ApplicationMetadata;
+
 import de.danoeh.antennapod.R;
+import de.danoeh.antennapod.core.cast.CastConsumer;
+import de.danoeh.antennapod.core.cast.CastConsumerImpl;
 import de.danoeh.antennapod.core.cast.CastManager;
 import de.danoeh.antennapod.core.cast.SwitchableMediaRouteActionProvider;
 import de.danoeh.antennapod.core.preferences.UserPreferences;
@@ -35,13 +40,16 @@ public abstract class CastEnabledActivity extends AppCompatActivity
 
         castUICounter = 0;
         mCastManager = CastManager.getInstance();
+        mCastManager.addCastConsumer(castConsumer);
         isCastEnabled = UserPreferences.isCastEnabled();
+        onCastConnectionChanged(mCastManager.isConnected());
     }
 
     @Override
     protected void onDestroy() {
         PreferenceManager.getDefaultSharedPreferences(getApplicationContext())
                 .unregisterOnSharedPreferenceChangeListener(this);
+        mCastManager.removeCastConsumer(castConsumer);
         super.onDestroy();
     }
 
@@ -104,4 +112,24 @@ public abstract class CastEnabledActivity extends AppCompatActivity
             }
         }
     }
+
+    CastConsumer castConsumer = new CastConsumerImpl() {
+        @Override
+        public void onApplicationConnected(ApplicationMetadata appMetadata, String sessionId, boolean wasLaunched) {
+            onCastConnectionChanged(true);
+        }
+
+        @Override
+        public void onDisconnected() {
+            onCastConnectionChanged(false);
+        }
+    };
+
+    private void onCastConnectionChanged(boolean connected) {
+        if (connected) {
+            setVolumeControlStream(AudioManager.USE_DEFAULT_STREAM_TYPE);
+        } else {
+            setVolumeControlStream(AudioManager.STREAM_MUSIC);
+        }
+    }
 }
diff --git a/app/src/main/java/de/danoeh/antennapod/activity/MainActivity.java b/app/src/main/java/de/danoeh/antennapod/activity/MainActivity.java
index beaea0fb9..61831138f 100644
--- a/app/src/main/java/de/danoeh/antennapod/activity/MainActivity.java
+++ b/app/src/main/java/de/danoeh/antennapod/activity/MainActivity.java
@@ -7,7 +7,6 @@ import android.content.Intent;
 import android.content.SharedPreferences;
 import android.content.res.Configuration;
 import android.database.DataSetObserver;
-import android.media.AudioManager;
 import android.os.Build;
 import android.os.Bundle;
 import android.os.Handler;
@@ -122,7 +121,6 @@ public class MainActivity extends CastEnabledActivity implements NavDrawerActivi
         super.onCreate(savedInstanceState);
         StorageUtils.checkStorageAvailability(this);
         setContentView(R.layout.main);
-        setVolumeControlStream(AudioManager.STREAM_MUSIC);
 
         toolbar = (Toolbar) findViewById(R.id.toolbar);
         setSupportActionBar(toolbar);
diff --git a/app/src/main/java/de/danoeh/antennapod/activity/MediaplayerActivity.java b/app/src/main/java/de/danoeh/antennapod/activity/MediaplayerActivity.java
index dba4db334..83a746f9a 100644
--- a/app/src/main/java/de/danoeh/antennapod/activity/MediaplayerActivity.java
+++ b/app/src/main/java/de/danoeh/antennapod/activity/MediaplayerActivity.java
@@ -6,7 +6,6 @@ import android.content.SharedPreferences;
 import android.content.res.TypedArray;
 import android.graphics.Color;
 import android.graphics.PixelFormat;
-import android.media.AudioManager;
 import android.net.Uri;
 import android.os.Build;
 import android.os.Bundle;
@@ -207,8 +206,6 @@ public abstract class MediaplayerActivity extends CastEnabledActivity implements
 
         Log.d(TAG, "onCreate()");
         StorageUtils.checkStorageAvailability(this);
-        //TODO we should most likely change this if casting
-        setVolumeControlStream(AudioManager.STREAM_MUSIC);
 
         orientation = getResources().getConfiguration().orientation;
         getWindow().setFormat(PixelFormat.TRANSPARENT);