tabs fill all space and are remembered

1 files changed, 31 insertions, 6 deletions

diff --git a/app/src/main/java/de/danoeh/antennapod/fragment/DownloadsFragment.java b/app/src/main/java/de/danoeh/antennapod/fragment/DownloadsFragment.java
index f56cb1ff6..52a38ccb9 100644
--- a/app/src/main/java/de/danoeh/antennapod/fragment/DownloadsFragment.java
+++ b/app/src/main/java/de/danoeh/antennapod/fragment/DownloadsFragment.java
@@ -1,5 +1,7 @@
 package de.danoeh.antennapod.fragment;
 
+import android.content.Context;
+import android.content.SharedPreferences;
 import android.content.res.Resources;
 import android.os.Bundle;
 import android.support.design.widget.TabLayout;
@@ -26,20 +28,23 @@ public class DownloadsFragment extends Fragment {
     public static final int POS_COMPLETED = 1;
     public static final int POS_LOG = 2;
 
-    private ViewPager pager;
+    private static final String PREF_LAST_TAB_POSITION = "tab_position";
+
+    private ViewPager viewPager;
+    private TabLayout tabLayout;
 
     @Override
     public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
         super.onCreateView(inflater, container, savedInstanceState);
         View root = inflater.inflate(R.layout.pager_fragment, container, false);
 
-        pager = (ViewPager)root.findViewById(R.id.viewpager);
+        viewPager = (ViewPager)root.findViewById(R.id.viewpager);
         DownloadsPagerAdapter pagerAdapter = new DownloadsPagerAdapter(getChildFragmentManager(), getResources());
-        pager.setAdapter(pagerAdapter);
+        viewPager.setAdapter(pagerAdapter);
 
         // Give the TabLayout the ViewPager
-        TabLayout tabLayout = (TabLayout) root.findViewById(R.id.sliding_tabs);
-        tabLayout.setupWithViewPager(pager);
+        tabLayout = (TabLayout) root.findViewById(R.id.sliding_tabs);
+        tabLayout.setupWithViewPager(viewPager);
 
         return root;
     }
@@ -49,10 +54,30 @@ public class DownloadsFragment extends Fragment {
         super.onViewCreated(view, savedInstanceState);
         if (getArguments() != null) {
             int tab = getArguments().getInt(ARG_SELECTED_TAB);
-            pager.setCurrentItem(tab, false);
+            viewPager.setCurrentItem(tab, false);
         }
     }
 
+    @Override
+    public void onPause() {
+        super.onPause();
+        // save our tab selection
+        SharedPreferences prefs = getActivity().getSharedPreferences(TAG, Context.MODE_PRIVATE);
+        SharedPreferences.Editor editor = prefs.edit();
+        editor.putInt(PREF_LAST_TAB_POSITION, tabLayout.getSelectedTabPosition());
+        editor.apply();
+    }
+
+    @Override
+    public void onStart() {
+        super.onStart();
+
+        // restore our last position
+        SharedPreferences prefs = getActivity().getSharedPreferences(TAG, Context.MODE_PRIVATE);
+        int lastPosition = prefs.getInt(PREF_LAST_TAB_POSITION, 0);
+        viewPager.setCurrentItem(lastPosition);
+    }
+
     public class DownloadsPagerAdapter extends FragmentPagerAdapter {
 
         Resources resources;