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package de.danoeh.antennapod.fragment.gpodnet;
import android.content.Context;
import android.content.SharedPreferences;
import android.content.res.Resources;
import android.os.Bundle;
import android.support.design.widget.TabLayout;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentPagerAdapter;
import android.support.v4.view.ViewPager;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import de.danoeh.antennapod.R;
/**
* Main navigation hub for gpodder.net podcast directory
*/
public class GpodnetMainFragment extends Fragment {
private static final String TAG = "GpodnetMainFragment";
private static final String PREF_LAST_TAB_POSITION = "tab_position";
private TabLayout tabLayout;
private ViewPager viewPager;
@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);
viewPager = (ViewPager)root.findViewById(R.id.viewpager);
GpodnetPagerAdapter pagerAdapter = new GpodnetPagerAdapter(getChildFragmentManager(), getResources());
viewPager.setAdapter(pagerAdapter);
// Give the TabLayout the ViewPager
tabLayout = (TabLayout) root.findViewById(R.id.sliding_tabs);
tabLayout.setupWithViewPager(viewPager);
return root;
}
@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 GpodnetPagerAdapter extends FragmentPagerAdapter {
private static final int NUM_PAGES = 2;
private static final int POS_TOPLIST = 0;
private static final int POS_TAGS = 1;
private static final int POS_SUGGESTIONS = 2;
final Resources resources;
public GpodnetPagerAdapter(FragmentManager fm, Resources resources) {
super(fm);
this.resources = resources;
}
@Override
public Fragment getItem(int i) {
switch (i) {
case POS_TAGS:
return new TagListFragment();
case POS_TOPLIST:
return new PodcastTopListFragment();
case POS_SUGGESTIONS:
return new SuggestionListFragment();
default:
return null;
}
}
@Override
public CharSequence getPageTitle(int position) {
switch (position) {
case POS_TAGS:
return getString(R.string.gpodnet_taglist_header);
case POS_TOPLIST:
return getString(R.string.gpodnet_toplist_header);
case POS_SUGGESTIONS:
return getString(R.string.gpodnet_suggestions_header);
default:
return super.getPageTitle(position);
}
}
@Override
public int getCount() {
return NUM_PAGES;
}
}
}
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