reversed quick return when 'read from bottom' is on

twidere/build.gradle

@@ -145,8 +145,8 @@ dependencies {
     compile 'com.lnikkila:extendedtouchview:0.1.0'
     compile 'com.google.dagger:dagger:2.1'
     compile 'org.attoparser:attoparser:1.4.0.RELEASE'
-    compile 'com.github.mariotaku.MediaViewerLibrary:base:0.9.15-SNAPSHOT'
+    compile 'com.github.mariotaku.MediaViewerLibrary:base:0.9.15'
-    compile 'com.github.mariotaku.MediaViewerLibrary:subsample-image-view:0.9.15-SNAPSHOT'
+    compile 'com.github.mariotaku.MediaViewerLibrary:subsample-image-view:0.9.15'
     compile 'com.github.mariotaku.SQLiteQB:library:0.9.6'
     compile 'com.github.mariotaku.ObjectCursor:core:0.9.7'
     compile 'com.github.mariotaku:MultiValueSwitch:0.9.4'

twidere/src/main/java/org/mariotaku/twidere/fragment/AbsActivitiesFragment.java

@@ -504,6 +504,7 @@ public abstract class AbsActivitiesFragment extends AbsContentListRecyclerViewFr
     @Override
     public void onActivityCreated(@Nullable Bundle savedInstanceState) {
         super.onActivityCreated(savedInstanceState);
+        mScrollListener.setReversed(mPreferences.getBoolean(KEY_READ_FROM_BOTTOM));
         final ParcelableActivitiesAdapter adapter = getAdapter();
         final RecyclerView recyclerView = getRecyclerView();
         final LinearLayoutManager layoutManager = getLayoutManager();

twidere/src/main/java/org/mariotaku/twidere/fragment/AbsContentRecyclerViewFragment.java

@@ -71,7 +71,7 @@ public abstract class AbsContentRecyclerViewFragment<A extends LoadMoreSupportAd
 
     // Callbacks and listeners
     private SimpleDrawerCallback mDrawerCallback;
-    private RecyclerViewScrollHandler mScrollListener;
+    protected RecyclerViewScrollHandler mScrollListener;
 
     // Data fields
     private Rect mSystemWindowsInsets = new Rect();
@@ -251,8 +251,8 @@ public abstract class AbsContentRecyclerViewFragment<A extends LoadMoreSupportAd
         mRecyclerView.setAdapter(mAdapter);
 
         mScrollListener = new RecyclerViewScrollHandler(this, new RecyclerViewScrollHandler.RecyclerViewCallback(mRecyclerView));
-        mRecyclerView.setOnTouchListener(mScrollListener.getOnTouchListener());
         mScrollListener.setTouchSlop(ViewConfiguration.get(context).getScaledTouchSlop());
+        mRecyclerView.setOnTouchListener(mScrollListener.getOnTouchListener());
     }
 
     protected abstract void setupRecyclerView(Context context, boolean compact);

twidere/src/main/java/org/mariotaku/twidere/fragment/AbsStatusesFragment.java

@@ -506,6 +506,7 @@ public abstract class AbsStatusesFragment extends AbsContentListRecyclerViewFrag
     @Override
     public void onActivityCreated(@Nullable Bundle savedInstanceState) {
         super.onActivityCreated(savedInstanceState);
+        mScrollListener.setReversed(mPreferences.getBoolean(KEY_READ_FROM_BOTTOM));
         final ParcelableStatusesAdapter adapter = getAdapter();
         final RecyclerView recyclerView = getRecyclerView();
         final LinearLayoutManager layoutManager = getLayoutManager();

twidere/src/main/java/org/mariotaku/twidere/fragment/GroupFragment.java

@@ -1,6 +1,10 @@
 package org.mariotaku.twidere.fragment;
 
 import android.content.Context;
+import android.nfc.NdefMessage;
+import android.nfc.NdefRecord;
+import android.nfc.NfcAdapter;
+import android.nfc.NfcEvent;
 import android.os.Bundle;
 import android.support.v4.app.FragmentActivity;
 import android.support.v4.app.LoaderManager;
@@ -18,6 +22,7 @@ import org.mariotaku.twidere.model.SingleResponse;
 import org.mariotaku.twidere.model.UserKey;
 import org.mariotaku.twidere.model.util.ParcelableGroupUtils;
 import org.mariotaku.twidere.util.TwitterAPIFactory;
+import org.mariotaku.twidere.util.Utils;
 
 /**
  * Created by mariotaku on 16/3/23.
@@ -37,6 +42,18 @@ public class GroupFragment extends AbsToolbarTabPagesFragment implements
     @Override
     public void onActivityCreated(Bundle savedInstanceState) {
         super.onActivityCreated(savedInstanceState);
+        Utils.setNdefPushMessageCallback(getActivity(), new NfcAdapter.CreateNdefMessageCallback() {
+
+            @Override
+            public NdefMessage createNdefMessage(NfcEvent event) {
+                final ParcelableGroup group = getGroup();
+                if (group == null || group.url == null) return null;
+                return new NdefMessage(new NdefRecord[]{
+                        NdefRecord.createUri(group.url),
+                });
+            }
+        });
+
         getGroupInfo(false);
     }
 
@@ -90,6 +107,10 @@ public class GroupFragment extends AbsToolbarTabPagesFragment implements
         }
     }
 
+    public ParcelableGroup getGroup() {
+        return mGroup;
+    }
+
     static class ParcelableGroupLoader extends AsyncTaskLoader<SingleResponse<ParcelableGroup>> {
 
         private final boolean mOmitIntentExtra;

twidere/src/main/java/org/mariotaku/twidere/util/ContentScrollHandler.java

@@ -40,6 +40,7 @@ public class ContentScrollHandler {
     private int mScrollState;
     private int mScrollSum;
     private int mTouchSlop;
+    private boolean mReversed;
 
     private int mScrollDirection;
 
@@ -53,6 +54,10 @@ public class ContentScrollHandler {
         mTouchSlop = touchSlop;
     }
 
+    public void setReversed(boolean inversed) {
+        mReversed = inversed;
+    }
+
     public View.OnTouchListener getOnTouchListener() {
         return mTouchListener;
     }
@@ -122,7 +127,7 @@ public class ContentScrollHandler {
         }
         mScrollSum += dy;
         if (Math.abs(mScrollSum) > mTouchSlop) {
-            mContentListSupport.setControlVisible(dy < 0);
+            mContentListSupport.setControlVisible(mReversed ^ dy < 0);
             mScrollSum = 0;
         }
         if (scrollState == idleState) {

twidere/src/main/java/org/mariotaku/twidere/util/RecyclerViewScrollHandler.java

@@ -19,6 +19,10 @@ public class RecyclerViewScrollHandler extends RecyclerView.OnScrollListener {
         mScrollHandler = new ContentScrollHandler(contentListSupport, viewCallback);
     }
 
+    public void setReversed(boolean inversed) {
+        mScrollHandler.setReversed(inversed);
+    }
+
     public void setTouchSlop(int touchSlop) {
         mScrollHandler.setTouchSlop(touchSlop);
     }