Commit 475145c1 authored by Geoffrey Métais's avatar Geoffrey Métais

Oreo: Add an activity counter

parent 90a72ceb
......@@ -19,12 +19,14 @@
*****************************************************************************/
package org.videolan.vlc;
import android.app.Activity;
import android.app.Application;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.res.Configuration;
import android.content.res.Resources;
import android.os.Bundle;
import android.os.Handler;
import android.os.Looper;
import android.os.Process;
......@@ -111,6 +113,8 @@ public class VLCApplication extends Application {
AndroidDevices.setRemoteControlReceiverEnabled(false);
}
});
if (sActivityCbListener != null)
registerActivityLifecycleCallbacks(sActivityCbListener);
}
@Override
......@@ -274,4 +278,40 @@ public class VLCApplication extends Application {
getAppResources().getDisplayMetrics());
}
}
/**
* Check if Oreo will allow background service
* @return false if service needs to immediatly declare itself foreground.
*/
public static boolean isForeground() {
return sActivityCbListener == null || sActivitiesCount > 0;
}
private static int sActivitiesCount = 0;
private static ActivityLifecycleCallbacks sActivityCbListener = AndroidUtil.isOOrLater ? new ActivityLifecycleCallbacks() {
@Override
public void onActivityCreated(Activity activity, Bundle savedInstanceState) {
++sActivitiesCount;
}
@Override
public void onActivityStarted(Activity activity) {}
@Override
public void onActivityResumed(Activity activity) {}
@Override
public void onActivityPaused(Activity activity) {}
@Override
public void onActivityStopped(Activity activity) {}
@Override
public void onActivitySaveInstanceState(Activity activity, Bundle outState) {}
@Override
public void onActivityDestroyed(Activity activity) {
--sActivitiesCount;
}
} : null;
}
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