[Android] Add isVisible() method to TV activities

[Geoffrey Métais]

vlc-android | branch: master | Geoffrey Métais <geoffrey.metais at gmail.com> | Thu Apr 20 16:31:30 2017 +0200| [971674dbae6bd6a7de2082e0a8705161557dd733] | committer: Geoffrey Métais

Add isVisible() method to TV activities

> https://code.videolan.org/videolan/vlc-android/commit/971674dbae6bd6a7de2082e0a8705161557dd733
---

 .../src/org/videolan/vlc/gui/tv/browser/BaseTvActivity.java        | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/vlc-android/src/org/videolan/vlc/gui/tv/browser/BaseTvActivity.java b/vlc-android/src/org/videolan/vlc/gui/tv/browser/BaseTvActivity.java
index 3188398..79ad55a 100644
--- a/vlc-android/src/org/videolan/vlc/gui/tv/browser/BaseTvActivity.java
+++ b/vlc-android/src/org/videolan/vlc/gui/tv/browser/BaseTvActivity.java
@@ -52,6 +52,7 @@ public abstract class BaseTvActivity extends PlaybackServiceActivity {
     protected Medialibrary mMediaLibrary;
     protected SharedPreferences mSettings;
     boolean mRegistering = false;
+    private volatile boolean mIsVisible = false;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -63,6 +64,7 @@ public abstract class BaseTvActivity extends PlaybackServiceActivity {
     @Override
     protected void onResume() {
         super.onResume();
+        mIsVisible = true;
         //Handle network connection state
         IntentFilter networkFilter = new IntentFilter(ConnectivityManager.CONNECTIVITY_ACTION);
 
@@ -81,6 +83,7 @@ public abstract class BaseTvActivity extends PlaybackServiceActivity {
 
     @Override
     protected void onPause() {
+        mIsVisible = false;
         super.onPause();
         unregisterReceiver(mExternalDevicesReceiver);
         LocalBroadcastManager.getInstance(this).unregisterReceiver(mParsingServiceReceiver);
@@ -114,6 +117,10 @@ public abstract class BaseTvActivity extends PlaybackServiceActivity {
         }
     };
 
+    protected boolean isVisible() {
+        return mIsVisible;
+    }
+
     protected void onParsingServiceStarted() {}
     protected void onParsingServiceFinished() {}