- added tabs for local rss feeds

- changed the way rss feeds refreshes a bit (RssfeedsFragment calls refresh during onResume() rather than activity)
- RssfeedsFragment and RssitemsFragment now extends android.support.v4.app.Fragment
- (WIP) it's gonna crash because tab2 currently returns null

app/build.gradle

@@ -73,6 +73,8 @@ dependencies {
     implementation 'com.android.support:appcompat-v7:28.0.0'
     implementation 'com.android.support:recyclerview-v7:28.0.0'
     implementation 'com.android.support:support-annotations:28.0.0'
+    implementation 'com.android.support:design:28.0.0'
+    implementation 'com.android.support:support-v4:28.0.0'
     implementation 'com.getbase:floatingactionbutton:1.10.1'
     implementation 'com.nispok:snackbar:2.11.0'
     implementation 'com.github.aegnor:rencode-java:cb628e824e'

app/src/main/java/org/transdroid/core/gui/rss/RssfeedsActivity.java

@@ -21,6 +21,12 @@ import android.content.Intent;
 import android.net.Uri;
 import android.os.Build;
 import android.os.Bundle;
+import android.support.annotation.Nullable;
+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.support.v7.app.AppCompatActivity;
 import android.support.v7.widget.Toolbar;
 import android.text.TextUtils;
@@ -61,12 +67,56 @@ public class RssfeedsActivity extends AppCompatActivity {
 	protected List<RssfeedLoader> loaders;
 
 	// Contained feeds and items fragments
-	@FragmentById(R.id.rssfeeds_fragment)
 	protected RssfeedsFragment fragmentFeeds;
 	@FragmentById(R.id.rssitems_fragment)
 	protected RssitemsFragment fragmentItems;
 	@ViewById
 	protected Toolbar rssfeedsToolbar;
+	@ViewById(R.id.rssfeeds_tabs)
+	protected TabLayout tabLayout;
+	@ViewById(R.id.rssfeeds_pager)
+	protected ViewPager viewPager;
+
+	protected static final int RSS_FEEDS_LOCAL = 0;
+	protected static final int RSS_FEEDS_REMOTE = 1;
+
+	class PagerAdapter extends FragmentPagerAdapter {
+		public PagerAdapter(FragmentManager fm) {
+			super(fm);
+		}
+
+		@Override
+		public Fragment getItem(int position) {
+			Fragment fragment = null;
+
+			if (position == RSS_FEEDS_LOCAL) {
+				fragment = fragmentFeeds;
+			}
+			else if (position == RSS_FEEDS_REMOTE) {
+				fragment = null;
+			}
+
+			return fragment;
+		}
+
+		@Override
+		public int getCount() {
+			return 2;
+		}
+
+		@Nullable
+		@Override
+		public CharSequence getPageTitle(int position) {
+			switch (position) {
+				case RSS_FEEDS_LOCAL:
+					return getString(R.string.navigation_rss_tabs_local);
+				case RSS_FEEDS_REMOTE:
+					return getString(R.string.navigation_rss_tabs_remote);
+			}
+
+			return super.getPageTitle(position);
+		}
+	}
 
 	@Override
 	public void onCreate(Bundle savedInstanceState) {
@@ -82,6 +132,14 @@ public class RssfeedsActivity extends AppCompatActivity {
 		setSupportActionBar(rssfeedsToolbar);
 		getSupportActionBar().setTitle(NavigationHelper.buildCondensedFontString(getString(R.string.rss_feeds)));
 		getSupportActionBar().setDisplayHomeAsUpEnabled(true);
+
+		fragmentFeeds = RssfeedsFragment_.builder().build();
+		fragmentItems = RssitemsFragment_.builder().build();
+
+		PagerAdapter pagerAdapter = new PagerAdapter(getSupportFragmentManager());
+		viewPager.setAdapter(pagerAdapter);
+		tabLayout.setupWithViewPager(viewPager);
+		viewPager.setCurrentItem(0);
 	}
 
 	@TargetApi(Build.VERSION_CODES.HONEYCOMB)
@@ -90,12 +148,6 @@ public class RssfeedsActivity extends AppCompatActivity {
 		TorrentsActivity_.intent(this).flags(Intent.FLAG_ACTIVITY_CLEAR_TOP).start();
 	}
 
-	@Override
-	protected void onResume() {
-		super.onResume();
-		refreshFeeds();
-	}
-
 	/**
 	 * Reload the RSS feed settings and start loading all the feeds. To be called from contained fragments.
 	 */

app/src/main/java/org/transdroid/core/gui/rss/RssfeedsFragment.java

@@ -16,7 +16,7 @@
  */
 package org.transdroid.core.gui.rss;
 
-import android.app.Fragment;
+import android.support.v4.app.Fragment;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
@@ -77,6 +77,12 @@ public class RssfeedsFragment extends Fragment {
 		MainSettingsActivity_.intent(getActivity()).start();
 	}
 
+	@Override
+	public void onResume() {
+		super.onResume();
+		this.refreshScreen();
+	}
+
 	@OptionsItem(R.id.action_refresh)
 	protected void refreshScreen() {
 		((RssfeedsActivity) getActivity()).refreshFeeds();

app/src/main/java/org/transdroid/core/gui/rss/RssitemsFragment.java

@@ -17,13 +17,13 @@
 package org.transdroid.core.gui.rss;
 
 import android.app.AlertDialog;
-import android.app.Fragment;
 import android.app.SearchManager;
 import android.content.ClipData;
 import android.content.ClipboardManager;
 import android.content.Context;
 import android.content.Intent;
 import android.net.Uri;
+import android.support.v4.app.Fragment;
 import android.support.v7.app.AppCompatActivity;
 import android.text.TextUtils;
 import android.view.ActionMode;

app/src/main/res/layout/activity_rssfeeds.xml

@@ -32,12 +32,26 @@
 		style="@style/DefaultToolbarShadow"
 		android:layout_below="@id/rssfeeds_toolbar" />
 
-	<fragment
-		android:id="@+id/rssfeeds_fragment"
-		class="org.transdroid.core.gui.rss.RssfeedsFragment_"
+	<android.support.v4.view.ViewPager
+		android:id="@+id/rssfeeds_pager"
 		android:layout_width="match_parent"
 		android:layout_height="match_parent"
 		android:layout_below="@id/rssfeeds_toolbar"
-		tools:layout="@layout/fragment_rssfeeds" />
+		android:layout_marginTop="-2dp">
+
+		<android.support.design.widget.TabLayout
+			android:id="@+id/rssfeeds_tabs"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"/>
+
+<!--		<fragment-->
+<!--			android:id="@+id/rssfeeds_fragment"-->
+<!--			class="org.transdroid.core.gui.rss.RssfeedsFragment_"-->
+<!--			android:layout_width="match_parent"-->
+<!--			android:layout_height="match_parent"-->
+<!--			android:layout_marginTop="-2dp"-->
+<!--			tools:layout="@layout/fragment_rssfeeds" />-->
+
+	</android.support.v4.view.ViewPager>
 
 </RelativeLayout>

app/src/main/res/values/strings.xml

@@ -99,6 +99,8 @@
 	<string name="navigation_invertselection">Invert selection</string>
 	<string name="navigation_pickserver">Add torrent to&#8230;</string>
 	<string name="navigation_url_hint" translatable="false">http://…</string>
+	<string name="navigation_rss_tabs_local">RSS feeds</string>
+	<string name="navigation_rss_tabs_remote">Remote feeds</string>
 
 	<string name="status_status">STATUS: %1$s</string>
 	<string name="status_waiting">Waiting to check&#8230;</string>