Add fragment pager

app/src/main/java/fr/free/nrw/commons/review/ReviewActivity.java

@@ -3,9 +3,12 @@ package fr.free.nrw.commons.review;
 import android.content.Context;
 import android.content.Intent;
 import android.os.Bundle;
+
 import android.support.design.widget.NavigationView;
+import android.support.v4.view.ViewPager;
 import android.support.v4.widget.DrawerLayout;
 import android.support.v7.widget.Toolbar;
+
 import android.view.Menu;
 import android.view.MenuItem;
 
@@ -13,7 +16,6 @@ import butterknife.BindView;
 import butterknife.ButterKnife;
 import fr.free.nrw.commons.R;
 import fr.free.nrw.commons.auth.AuthenticatedActivity;
-import fr.free.nrw.commons.di.CommonsDaggerSupportFragment;
 
 /**
  * Created by root on 18.05.2018.
@@ -28,6 +30,12 @@ public class ReviewActivity extends AuthenticatedActivity {
     @BindView(R.id.drawer_layout)
     DrawerLayout drawerLayout;
 
+    @BindView(R.id.reviewPager)
+    ViewPager pager;
+
+    public static final int MAX_NUM = 4;
+    private ReviewPagerAdapter reviewPagerAdapter;
+
     @Override
     protected void onAuthCookieAcquired(String authCookie) {
 
@@ -43,8 +51,12 @@ public class ReviewActivity extends AuthenticatedActivity {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_review);
         ButterKnife.bind(this);
-
         initDrawer();
+
+        reviewPagerAdapter = new ReviewPagerAdapter(getSupportFragmentManager());
+        pager.setAdapter(reviewPagerAdapter);
+        //pager.setAdapter(adapter);
+        reviewPagerAdapter.getItem(0);
     }
 
     @Override
@@ -64,6 +76,15 @@ public class ReviewActivity extends AuthenticatedActivity {
         return super.onOptionsItemSelected(item);
     }
 
+    /**
+     * References ReviewPagerAdapter to null before the activity is destroyed
+     */
+    @Override
+    public void onDestroy() {
+        //adapter.setCallback(null);
+        super.onDestroy();
+    }
+
     /**
      * Consumers should be simply using this method to use this activity.
      * @param context
@@ -74,4 +95,21 @@ public class ReviewActivity extends AuthenticatedActivity {
         Intent reviewActivity = new Intent(context, ReviewActivity.class);
         context.startActivity(reviewActivity);
     }
+/*
+    @Override
+    public void onYesClicked() {
+        Log.d("deneme","onYesClicked");
+    }
+
+    @Override
+    public void onNoClicked() {
+        Log.d("deneme","onNoClicked");
+
+    }
+
+    @Override
+    public void onNotSureClicked() {
+        Log.d("deneme","onNotSureClicked");
+
+    }*/
 }

app/src/main/java/fr/free/nrw/commons/review/ReviewOutOfContextFragment.java

@@ -0,0 +1,46 @@
+package fr.free.nrw.commons.review;
+
+import android.os.Bundle;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+import fr.free.nrw.commons.R;
+import fr.free.nrw.commons.di.CommonsDaggerSupportFragment;
+
+/**
+ * Created by root on 19.05.2018.
+ */
+
+public class ReviewOutOfContextFragment extends CommonsDaggerSupportFragment {
+
+        int position;
+
+        static ReviewOutOfContextFragment init(int val) {
+            ReviewOutOfContextFragment truitonFrag = new ReviewOutOfContextFragment();
+            // Supply val input as an argument.
+            Bundle args = new Bundle();
+            args.putInt("val", val);
+            truitonFrag.setArguments(args);
+            return truitonFrag;
+        }
+
+        @Override
+        public void onCreate(Bundle savedInstanceState) {
+            super.onCreate(savedInstanceState);
+            position = getArguments() != null ? getArguments().getInt("val") : 1;
+        }
+
+        @Override
+        public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                                 Bundle savedInstanceState) {
+            View layoutView = inflater.inflate(R.layout.out_of_context_question_layout, container,
+                    false);
+            View textView = layoutView.findViewById(R.id.testingText);
+            ((TextView) textView).setText("Fragment #" + position);
+            Log.d("deneme","Fragment #" + position);
+            return layoutView;
+        }
+}

app/src/main/java/fr/free/nrw/commons/review/ReviewPagerAdapter.java

@@ -0,0 +1,34 @@
+package fr.free.nrw.commons.review;
+
+import android.os.Bundle;
+import android.support.v4.app.Fragment;
+import android.support.v4.app.FragmentManager;
+import android.support.v4.app.FragmentStatePagerAdapter;
+
+/**
+ * Created by nes on 19.05.2018.
+ */
+
+public class ReviewPagerAdapter extends FragmentStatePagerAdapter {
+
+    public ReviewPagerAdapter(FragmentManager fm) {
+        super(fm);
+    }
+
+    @Override
+    public int getCount() {
+        return 3;
+    }
+
+    @Override
+    public Fragment getItem(int position) {
+        switch (position) {
+            case 0: // Fragment # 0 - This will show image
+                return ReviewOutOfContextFragment.init(position);
+            case 1: // Fragment # 1 - This will show image
+                return ReviewOutOfContextFragment.init(position);
+            default:// Fragment # 2-9 - Will show list
+                return ReviewOutOfContextFragment.init(position);
+        }
+    }
+}

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

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<android.support.constraint.ConstraintLayout
+    xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+</android.support.constraint.ConstraintLayout>