Add ViewPrivateMessagesActivity. Rename getSharedPreferences to getDefaultSharedPreferences in BaseActivity.

app/src/main/AndroidManifest.xml

@@ -24,6 +24,10 @@
         android:usesCleartextTraffic="true"
         tools:replace="android:label">
 
+        <activity android:name=".Activity.ViewPrivateMessagesActivity"
+            android:parentActivityName=".Activity.MainActivity"
+            android:theme="@style/AppTheme.Slidable" />
+
         <service
             android:name=".Service.DownloadRedditVideoService"
             android:enabled="true"
@@ -118,7 +122,7 @@
             android:parentActivityName=".Activity.MainActivity"
             android:theme="@style/PreferenceActivityTheme" />
         <activity
-            android:name=".Activity.ViewMessageActivity"
+            android:name=".Activity.InboxActivity"
             android:label="@string/view_message_activity_label"
             android:parentActivityName=".Activity.MainActivity"
             android:theme="@style/AppTheme.Slidable" />
@@ -324,4 +328,4 @@
             android:exported="false" />
     </application>
 
-</manifest>
+</manifest>

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/AccountPostsActivity.java

@@ -156,7 +156,7 @@ public class AccountPostsActivity extends BaseActivity implements SortTypeSelect
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/AccountSavedThingActivity.java

@@ -147,7 +147,7 @@ public class AccountSavedThingActivity extends BaseActivity implements ActivityT
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/BaseActivity.java

@@ -58,7 +58,7 @@ public abstract class BaseActivity extends AppCompatActivity {
         super.onCreate(savedInstanceState);
         customThemeWrapper = getCustomThemeWrapper();
 
-        SharedPreferences mSharedPreferences = getSharedPreferences();
+        SharedPreferences mSharedPreferences = getDefaultSharedPreferences();
         boolean systemDefault = Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q;
         int systemThemeType = Integer.parseInt(mSharedPreferences.getString(SharedPreferencesUtils.THEME_KEY, "2"));
         immersiveInterface = Build.VERSION.SDK_INT >= Build.VERSION_CODES.O &&
@@ -174,7 +174,7 @@ public abstract class BaseActivity extends AppCompatActivity {
         }
     }
 
-    protected abstract SharedPreferences getSharedPreferences();
+    protected abstract SharedPreferences getDefaultSharedPreferences();
 
     protected abstract CustomThemeWrapper getCustomThemeWrapper();
 
@@ -229,7 +229,7 @@ public abstract class BaseActivity extends AppCompatActivity {
     }
 
     public int getNavBarHeight() {
-        if (getSharedPreferences().getBoolean(SharedPreferencesUtils.IMMERSIVE_INTERFACE_IGNORE_NAV_BAR_KEY, false)) {
+        if (getDefaultSharedPreferences().getBoolean(SharedPreferencesUtils.IMMERSIVE_INTERFACE_IGNORE_NAV_BAR_KEY, false)) {
             return 0;
         }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/CommentActivity.java

@@ -259,7 +259,7 @@ public class CommentActivity extends BaseActivity {
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/CreateMultiRedditActivity.java

@@ -210,7 +210,7 @@ public class CreateMultiRedditActivity extends BaseActivity {
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/CustomThemeListingActivity.java

@@ -135,7 +135,7 @@ public class CustomThemeListingActivity extends BaseActivity implements
     }
 
     @Override
-    protected SharedPreferences getSharedPreferences() {
+    protected SharedPreferences getDefaultSharedPreferences() {
         return sharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/CustomizeThemeActivity.java

@@ -229,7 +229,7 @@ public class CustomizeThemeActivity extends BaseActivity {
     }
 
     @Override
-    protected SharedPreferences getSharedPreferences() {
+    protected SharedPreferences getDefaultSharedPreferences() {
         return sharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/EditCommentActivity.java

@@ -113,7 +113,7 @@ public class EditCommentActivity extends BaseActivity {
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/EditMultiRedditActivity.java

@@ -244,7 +244,7 @@ public class EditMultiRedditActivity extends BaseActivity {
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/EditPostActivity.java

@@ -116,7 +116,7 @@ public class EditPostActivity extends BaseActivity {
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/FilteredThingActivity.java

@@ -174,7 +174,7 @@ public class FilteredThingActivity extends BaseActivity implements SortTypeSelec
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/InboxActivity.java

@@ -39,14 +39,14 @@ import ml.docilealligator.infinityforreddit.AsyncTask.SwitchAccountAsyncTask;
 import ml.docilealligator.infinityforreddit.CustomTheme.CustomThemeWrapper;
 import ml.docilealligator.infinityforreddit.Event.SwitchAccountEvent;
 import ml.docilealligator.infinityforreddit.FetchMessages;
-import ml.docilealligator.infinityforreddit.Fragment.ViewMessagesFragment;
+import ml.docilealligator.infinityforreddit.Fragment.InboxFragment;
 import ml.docilealligator.infinityforreddit.Infinity;
 import ml.docilealligator.infinityforreddit.R;
 import ml.docilealligator.infinityforreddit.RedditDataRoomDatabase;
 import ml.docilealligator.infinityforreddit.Utils.SharedPreferencesUtils;
 import retrofit2.Retrofit;
 
-public class ViewMessageActivity extends BaseActivity implements ActivityToolbarInterface {
+public class InboxActivity extends BaseActivity implements ActivityToolbarInterface {
 
     public static final String EXTRA_NEW_ACCOUNT_NAME = "ENAN";
 
@@ -54,17 +54,17 @@ public class ViewMessageActivity extends BaseActivity implements ActivityToolbar
     private static final String ACCESS_TOKEN_STATE = "ATS";
     private static final String NEW_ACCOUNT_NAME_STATE = "NANS";
 
-    @BindView(R.id.coordinator_layout_view_message_activity)
+    @BindView(R.id.coordinator_layout_inbox_activity)
     CoordinatorLayout mCoordinatorLayout;
-    @BindView(R.id.collapsing_toolbar_layout_view_message_activity)
+    @BindView(R.id.collapsing_toolbar_layout_inbox_activity)
     CollapsingToolbarLayout collapsingToolbarLayout;
-    @BindView(R.id.appbar_layout_view_message_activity)
+    @BindView(R.id.appbar_layout_inbox_activity)
     AppBarLayout mAppBarLayout;
-    @BindView(R.id.toolbar_view_message_activity)
+    @BindView(R.id.toolbar_inbox_activity)
     Toolbar mToolbar;
-    @BindView(R.id.tab_layout_view_message_activity)
+    @BindView(R.id.tab_layout_inbox_activity)
     TabLayout tabLayout;
-    @BindView(R.id.view_pager_view_message_activity)
+    @BindView(R.id.view_pager_inbox_activity)
     ViewPager viewPager;
     @Inject
     @Named("oauth")
@@ -88,7 +88,7 @@ public class ViewMessageActivity extends BaseActivity implements ActivityToolbar
 
         super.onCreate(savedInstanceState);
 
-        setContentView(R.layout.activity_view_message);
+        setContentView(R.layout.activity_inbox);
 
         ButterKnife.bind(this);
 
@@ -134,7 +134,7 @@ public class ViewMessageActivity extends BaseActivity implements ActivityToolbar
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 
@@ -202,14 +202,14 @@ public class ViewMessageActivity extends BaseActivity implements ActivityToolbar
 
     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
-        getMenuInflater().inflate(R.menu.view_message_activity, menu);
+        getMenuInflater().inflate(R.menu.inbox_activity, menu);
         applyMenuItemTheme(menu);
         return true;
     }
 
     @Override
     public boolean onOptionsItemSelected(@NonNull MenuItem item) {
-        if (item.getItemId() == R.id.action_refresh_view_message_activity) {
+        if (item.getItemId() == R.id.action_refresh_inbox_activity) {
             if (sectionsPagerAdapter != null) {
                 sectionsPagerAdapter.refresh();
             }
@@ -262,8 +262,8 @@ public class ViewMessageActivity extends BaseActivity implements ActivityToolbar
     }
 
     private class SectionsPagerAdapter extends FragmentPagerAdapter {
-        private ViewMessagesFragment tab1;
-        private ViewMessagesFragment tab2;
+        private InboxFragment tab1;
+        private InboxFragment tab2;
 
         public SectionsPagerAdapter(@NonNull FragmentManager fm) {
             super(fm, FragmentPagerAdapter.BEHAVIOR_RESUME_ONLY_CURRENT_FRAGMENT);
@@ -273,17 +273,17 @@ public class ViewMessageActivity extends BaseActivity implements ActivityToolbar
         @Override
         public Fragment getItem(int position) {
             if (position == 0) {
-                ViewMessagesFragment fragment = new ViewMessagesFragment();
+                InboxFragment fragment = new InboxFragment();
                 Bundle bundle = new Bundle();
-                bundle.putString(ViewMessagesFragment.EXTRA_ACCESS_TOKEN, mAccessToken);
-                bundle.putString(ViewMessagesFragment.EXTRA_MESSAGE_WHERE, FetchMessages.WHERE_INBOX);
+                bundle.putString(InboxFragment.EXTRA_ACCESS_TOKEN, mAccessToken);
+                bundle.putString(InboxFragment.EXTRA_MESSAGE_WHERE, FetchMessages.WHERE_INBOX);
                 fragment.setArguments(bundle);
                 return fragment;
             } else {
-                ViewMessagesFragment fragment = new ViewMessagesFragment();
+                InboxFragment fragment = new InboxFragment();
                 Bundle bundle = new Bundle();
-                bundle.putString(ViewMessagesFragment.EXTRA_ACCESS_TOKEN, mAccessToken);
-                bundle.putString(ViewMessagesFragment.EXTRA_MESSAGE_WHERE, FetchMessages.WHERE_MESSAGES);
+                bundle.putString(InboxFragment.EXTRA_ACCESS_TOKEN, mAccessToken);
+                bundle.putString(InboxFragment.EXTRA_MESSAGE_WHERE, FetchMessages.WHERE_MESSAGES);
                 fragment.setArguments(bundle);
                 return fragment;
             }
@@ -309,9 +309,9 @@ public class ViewMessageActivity extends BaseActivity implements ActivityToolbar
         public Object instantiateItem(@NonNull ViewGroup container, int position) {
             Fragment fragment = (Fragment) super.instantiateItem(container, position);
             if (position == 0) {
-                tab1 = (ViewMessagesFragment) fragment;
+                tab1 = (InboxFragment) fragment;
             } else if (position == 1) {
-                tab2 = (ViewMessagesFragment) fragment;
+                tab2 = (InboxFragment) fragment;
             }
 
             return fragment;

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/LoginActivity.java

@@ -218,7 +218,7 @@ public class LoginActivity extends BaseActivity {
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/MainActivity.java

@@ -292,7 +292,7 @@ public class MainActivity extends BaseActivity implements SortTypeSelectionCallb
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 
@@ -444,7 +444,7 @@ public class MainActivity extends BaseActivity implements SortTypeSelectionCallb
                 });
 
                 messageBottomAppBar.setOnClickListener(view -> {
-                    Intent intent = new Intent(this, ViewMessageActivity.class);
+                    Intent intent = new Intent(this, InboxActivity.class);
                     startActivity(intent);
                 });
 
@@ -483,7 +483,7 @@ public class MainActivity extends BaseActivity implements SortTypeSelectionCallb
                         intent = new Intent(MainActivity.this, MultiRedditListingActivity.class);
                         break;
                     case R.string.inbox:
-                        intent = new Intent(MainActivity.this, ViewMessageActivity.class);
+                        intent = new Intent(MainActivity.this, InboxActivity.class);
                         break;
                     case R.string.upvoted:
                         intent = new Intent(MainActivity.this, AccountPostsActivity.class);

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/MultiRedditListingActivity.java

@@ -252,7 +252,7 @@ public class MultiRedditListingActivity extends BaseActivity {
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/PostImageActivity.java

@@ -371,7 +371,7 @@ public class PostImageActivity extends BaseActivity implements FlairBottomSheetF
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/PostLinkActivity.java

@@ -310,7 +310,7 @@ public class PostLinkActivity extends BaseActivity implements FlairBottomSheetFr
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/PostTextActivity.java

@@ -314,7 +314,7 @@ public class PostTextActivity extends BaseActivity implements FlairBottomSheetFr
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/PostVideoActivity.java

@@ -376,7 +376,7 @@ public class PostVideoActivity extends BaseActivity implements FlairBottomSheetF
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/ReportActivity.java

@@ -202,7 +202,7 @@ public class ReportActivity extends BaseActivity {
     }
 
     @Override
-    protected SharedPreferences getSharedPreferences() {
+    protected SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/RulesActivity.java

@@ -136,7 +136,7 @@ public class RulesActivity extends BaseActivity {
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/SearchActivity.java

@@ -184,7 +184,7 @@ public class SearchActivity extends BaseActivity {
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/SearchResultActivity.java

@@ -176,7 +176,7 @@ public class SearchResultActivity extends BaseActivity implements SortTypeSelect
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/SearchSubredditsResultActivity.java

@@ -117,7 +117,7 @@ public class SearchSubredditsResultActivity extends BaseActivity implements Acti
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/SelectedSubredditsActivity.java

@@ -150,7 +150,7 @@ public class SelectedSubredditsActivity extends BaseActivity implements Activity
     }
 
     @Override
-    protected SharedPreferences getSharedPreferences() {
+    protected SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/SettingsActivity.java

@@ -91,7 +91,7 @@ public class SettingsActivity extends BaseActivity implements
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/SubredditMultiselectionActivity.java

@@ -235,7 +235,7 @@ public class SubredditMultiselectionActivity extends BaseActivity implements Act
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/SubredditSelectionActivity.java

@@ -138,7 +138,7 @@ public class SubredditSelectionActivity extends BaseActivity implements Activity
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/SubscribedThingListingActivity.java

@@ -149,7 +149,7 @@ public class SubscribedThingListingActivity extends BaseActivity implements Acti
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/ViewMultiRedditDetailActivity.java

@@ -332,7 +332,7 @@ public class ViewMultiRedditDetailActivity extends BaseActivity implements SortT
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/ViewPostDetailActivity.java

@@ -377,7 +377,7 @@ public class ViewPostDetailActivity extends BaseActivity implements FlairBottomS
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/ViewPrivateMessagesActivity.java

@@ -0,0 +1,165 @@
+package ml.docilealligator.infinityforreddit.Activity;
+
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.os.Build;
+import android.os.Bundle;
+import android.view.Window;
+import android.view.WindowManager;
+
+import androidx.appcompat.widget.Toolbar;
+import androidx.coordinatorlayout.widget.CoordinatorLayout;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+
+import com.google.android.material.appbar.AppBarLayout;
+import com.google.android.material.appbar.CollapsingToolbarLayout;
+import com.google.android.material.floatingactionbutton.FloatingActionButton;
+import com.r0adkll.slidr.Slidr;
+
+import java.util.ArrayList;
+
+import javax.inject.Inject;
+import javax.inject.Named;
+
+import butterknife.BindView;
+import butterknife.ButterKnife;
+import ml.docilealligator.infinityforreddit.ActivityToolbarInterface;
+import ml.docilealligator.infinityforreddit.AsyncTask.GetCurrentAccountAsyncTask;
+import ml.docilealligator.infinityforreddit.CustomTheme.CustomThemeWrapper;
+import ml.docilealligator.infinityforreddit.Infinity;
+import ml.docilealligator.infinityforreddit.Message;
+import ml.docilealligator.infinityforreddit.R;
+import ml.docilealligator.infinityforreddit.RedditDataRoomDatabase;
+import ml.docilealligator.infinityforreddit.Utils.SharedPreferencesUtils;
+import retrofit2.Retrofit;
+
+public class ViewPrivateMessagesActivity extends BaseActivity implements ActivityToolbarInterface {
+
+    public static final String EXTRA_PRIVATE_MESSAGES = "EPM";
+    public static final String EXTRA_SENDER_USERNAME = "ESU";
+    private static final String NULL_ACCESS_TOKEN_STATE = "NATS";
+    private static final String ACCESS_TOKEN_STATE = "ATS";
+    @BindView(R.id.coordinator_layout_view_private_messages_activity)
+    CoordinatorLayout mCoordinatorLayout;
+    @BindView(R.id.collapsing_toolbar_layout_view_private_messages_activity)
+    CollapsingToolbarLayout collapsingToolbarLayout;
+    @BindView(R.id.appbar_layout_view_private_messages_activity)
+    AppBarLayout mAppBarLayout;
+    @BindView(R.id.toolbar_view_private_messages_activity)
+    Toolbar mToolbar;
+    @BindView(R.id.recycler_view_view_private_messages)
+    RecyclerView mRecyclerView;
+    @BindView(R.id.fab_view_private_messages_activity)
+    FloatingActionButton mFab;
+    @Inject
+    @Named("oauth")
+    Retrofit mOauthRetrofit;
+    @Inject
+    RedditDataRoomDatabase mRedditDataRoomDatabase;
+    @Inject
+    @Named("default")
+    SharedPreferences mSharedPreferences;
+    @Inject
+    CustomThemeWrapper mCustomThemeWrapper;
+    private LinearLayoutManager mLinearLayoutManager;
+    private ArrayList<Message> privateMessages;
+    private boolean mNullAccessToken = false;
+    private String mAccessToken;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        ((Infinity) getApplication()).getAppComponent().inject(this);
+
+        super.onCreate(savedInstanceState);
+
+        setContentView(R.layout.activity_view_private_messages);
+
+        ButterKnife.bind(this);
+
+        applyCustomTheme();
+
+        if (mSharedPreferences.getBoolean(SharedPreferencesUtils.SWIPE_RIGHT_TO_GO_BACK_FROM_POST_DETAIL, true)) {
+            Slidr.attach(this);
+        }
+
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
+            Window window = getWindow();
+
+            if (isChangeStatusBarIconColor()) {
+                addOnOffsetChangedListener(mAppBarLayout);
+            }
+
+            if (isImmersiveInterface()) {
+                window.setFlags(WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS, WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS);
+                adjustToolbar(mToolbar);
+
+                int navBarHeight = getNavBarHeight();
+                if (navBarHeight > 0) {
+                    CoordinatorLayout.LayoutParams params = (CoordinatorLayout.LayoutParams) mFab.getLayoutParams();
+                    params.bottomMargin = navBarHeight;
+                    mFab.setLayoutParams(params);
+                }
+            }
+        }
+
+        Intent intent = getIntent();
+        privateMessages = intent.getParcelableArrayListExtra(EXTRA_PRIVATE_MESSAGES);
+
+        mToolbar.setTitle(intent.getStringExtra(EXTRA_SENDER_USERNAME));
+        setSupportActionBar(mToolbar);
+        setToolbarGoToTop(mToolbar);
+
+        if (savedInstanceState != null) {
+            mNullAccessToken = savedInstanceState.getBoolean(NULL_ACCESS_TOKEN_STATE);
+            mAccessToken = savedInstanceState.getString(ACCESS_TOKEN_STATE);
+
+            if (!mNullAccessToken && mAccessToken == null) {
+                getCurrentAccountAndBindView();
+            } else {
+                bindView();
+            }
+        } else {
+            getCurrentAccountAndBindView();
+        }
+    }
+
+    private void getCurrentAccountAndBindView() {
+        new GetCurrentAccountAsyncTask(mRedditDataRoomDatabase.accountDao(), account -> {
+            if (account == null) {
+                mNullAccessToken = true;
+            } else {
+                mAccessToken = account.getAccessToken();
+            }
+            bindView();
+        }).execute();
+    }
+
+    private void bindView() {
+
+    }
+
+    @Override
+    protected SharedPreferences getDefaultSharedPreferences() {
+        return mSharedPreferences;
+    }
+
+    @Override
+    protected CustomThemeWrapper getCustomThemeWrapper() {
+        return mCustomThemeWrapper;
+    }
+
+    @Override
+    protected void applyCustomTheme() {
+        mCoordinatorLayout.setBackgroundColor(mCustomThemeWrapper.getBackgroundColor());
+        applyAppBarLayoutAndToolbarTheme(mAppBarLayout, mToolbar);
+        applyFABTheme(mFab);
+    }
+
+    @Override
+    public void onLongPress() {
+        if (mLinearLayoutManager != null) {
+            mLinearLayoutManager.scrollToPositionWithOffset(0, 0);
+        }
+    }
+}

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/ViewSubredditDetailActivity.java

@@ -413,7 +413,7 @@ public class ViewSubredditDetailActivity extends BaseActivity implements SortTyp
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 
@@ -542,7 +542,7 @@ public class ViewSubredditDetailActivity extends BaseActivity implements SortTyp
                 goBackToMainPageBottomAppBar.setOnClickListener(view -> EventBus.getDefault().post(new GoBackToMainPageEvent()));
 
                 messageBottomAppBar.setOnClickListener(view -> {
-                    Intent intent = new Intent(this, ViewMessageActivity.class);
+                    Intent intent = new Intent(this, InboxActivity.class);
                     startActivity(intent);
                 });
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/ViewUserDetailActivity.java

@@ -430,7 +430,7 @@ public class ViewUserDetailActivity extends BaseActivity implements SortTypeSele
     }
 
     @Override
-    public SharedPreferences getSharedPreferences() {
+    public SharedPreferences getDefaultSharedPreferences() {
         return mSharedPreferences;
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/Adapter/MessageRecyclerViewAdapter.java

@@ -12,7 +12,6 @@ import android.view.ViewGroup;
 import android.widget.Button;
 import android.widget.ProgressBar;
 import android.widget.TextView;
-import android.widget.Toast;
 
 import androidx.annotation.NonNull;
 import androidx.paging.PagedListAdapter;
@@ -28,6 +27,7 @@ import io.noties.markwon.ext.strikethrough.StrikethroughPlugin;
 import io.noties.markwon.linkify.LinkifyPlugin;
 import io.noties.markwon.simple.ext.SimpleExtPlugin;
 import ml.docilealligator.infinityforreddit.Activity.LinkResolverActivity;
+import ml.docilealligator.infinityforreddit.Activity.ViewPrivateMessagesActivity;
 import ml.docilealligator.infinityforreddit.Activity.ViewUserDetailActivity;
 import ml.docilealligator.infinityforreddit.CustomTheme.CustomThemeWrapper;
 import ml.docilealligator.infinityforreddit.FetchMessages;
@@ -155,7 +155,10 @@ public class MessageRecyclerViewAdapter extends PagedListAdapter<Message, Recycl
                         intent.setData(uri);
                         mContext.startActivity(intent);
                     } else if (mMessageType == FetchMessages.MESSAGE_TYPE_PRIVATE_MESSAGE) {
-                        Toast.makeText(mContext, "To be implemented", Toast.LENGTH_SHORT).show();
+                        Intent intent = new Intent(mContext, ViewPrivateMessagesActivity.class);
+                        intent.putExtra(ViewPrivateMessagesActivity.EXTRA_SENDER_USERNAME, message.getAuthor());
+                        intent.putExtra(ViewPrivateMessagesActivity.EXTRA_PRIVATE_MESSAGES, message.getReplies());
+                        mContext.startActivity(intent);
                     }
 
                     if (message.isNew()) {

app/src/main/java/ml/docilealligator/infinityforreddit/AppComponent.java

@@ -34,15 +34,17 @@ import ml.docilealligator.infinityforreddit.Activity.SubscribedThingListingActiv
 import ml.docilealligator.infinityforreddit.Activity.ThemePreviewActivity;
 import ml.docilealligator.infinityforreddit.Activity.ViewImageOrGifActivity;
 import ml.docilealligator.infinityforreddit.Activity.ViewImgurMediaActivity;
-import ml.docilealligator.infinityforreddit.Activity.ViewMessageActivity;
+import ml.docilealligator.infinityforreddit.Activity.InboxActivity;
 import ml.docilealligator.infinityforreddit.Activity.ViewMultiRedditDetailActivity;
 import ml.docilealligator.infinityforreddit.Activity.ViewPostDetailActivity;
+import ml.docilealligator.infinityforreddit.Activity.ViewPrivateMessagesActivity;
 import ml.docilealligator.infinityforreddit.Activity.ViewSubredditDetailActivity;
 import ml.docilealligator.infinityforreddit.Activity.ViewUserDetailActivity;
 import ml.docilealligator.infinityforreddit.Activity.ViewVideoActivity;
 import ml.docilealligator.infinityforreddit.Fragment.CommentsListingFragment;
 import ml.docilealligator.infinityforreddit.BottomSheetFragment.FlairBottomSheetFragment;
 import ml.docilealligator.infinityforreddit.Fragment.FollowedUsersListingFragment;
+import ml.docilealligator.infinityforreddit.Fragment.InboxFragment;
 import ml.docilealligator.infinityforreddit.Fragment.MultiRedditListingFragment;
 import ml.docilealligator.infinityforreddit.Fragment.PostFragment;
 import ml.docilealligator.infinityforreddit.Fragment.SidebarFragment;
@@ -50,7 +52,6 @@ import ml.docilealligator.infinityforreddit.Fragment.SubredditListingFragment;
 import ml.docilealligator.infinityforreddit.Fragment.SubscribedSubredditsListingFragment;
 import ml.docilealligator.infinityforreddit.Fragment.UserListingFragment;
 import ml.docilealligator.infinityforreddit.Fragment.ViewImgurVideoFragment;
-import ml.docilealligator.infinityforreddit.Fragment.ViewMessagesFragment;
 import ml.docilealligator.infinityforreddit.Service.DownloadRedditVideoService;
 import ml.docilealligator.infinityforreddit.Service.SubmitPostService;
 import ml.docilealligator.infinityforreddit.Settings.AdvancedPreferenceFragment;
@@ -119,7 +120,7 @@ public interface AppComponent {
 
     void inject(PullNotificationWorker pullNotificationWorker);
 
-    void inject(ViewMessageActivity viewMessageActivity);
+    void inject(InboxActivity inboxActivity);
 
     void inject(NotificationPreferenceFragment notificationPreferenceFragment);
 
@@ -175,5 +176,7 @@ public interface AppComponent {
 
     void inject(MultiRedditListingFragment multiRedditListingFragment);
 
-    void inject(ViewMessagesFragment viewMessagesFragment);
+    void inject(InboxFragment inboxFragment);
+
+    void inject(ViewPrivateMessagesActivity viewPrivateMessagesActivity);
 }

app/src/main/java/ml/docilealligator/infinityforreddit/Fragment/InboxFragment.java

@@ -37,19 +37,19 @@ import ml.docilealligator.infinityforreddit.R;
 import ml.docilealligator.infinityforreddit.RedditDataRoomDatabase;
 import retrofit2.Retrofit;
 
-public class ViewMessagesFragment extends Fragment implements FragmentCommunicator {
+public class InboxFragment extends Fragment implements FragmentCommunicator {
 
     public static final String EXTRA_ACCESS_TOKEN = "EAT";
     public static final String EXTRA_MESSAGE_WHERE = "EMT";
-    @BindView(R.id.swipe_refresh_layout_view_messages_fragment)
+    @BindView(R.id.swipe_refresh_layout_inbox_fragment)
     SwipeRefreshLayout mSwipeRefreshLayout;
-    @BindView(R.id.recycler_view_view_messages_fragment)
+    @BindView(R.id.recycler_view_inbox_fragment)
     RecyclerView mRecyclerView;
-    @BindView(R.id.fetch_messages_info_linear_layout_view_messages_fragment)
+    @BindView(R.id.fetch_messages_info_linear_layout_inbox_fragment)
     LinearLayout mFetchMessageInfoLinearLayout;
-    @BindView(R.id.fetch_messages_info_image_view_view_messages_fragment)
+    @BindView(R.id.fetch_messages_info_image_view_inbox_fragment)
     ImageView mFetchMessageInfoImageView;
-    @BindView(R.id.fetch_messages_info_text_view_view_messages_fragment)
+    @BindView(R.id.fetch_messages_info_text_view_inbox_fragment)
     TextView mFetchMessageInfoTextView;
     MessageViewModel mMessageViewModel;
     @Inject
@@ -68,14 +68,14 @@ public class ViewMessagesFragment extends Fragment implements FragmentCommunicat
     private LinearLayoutManager mLinearLayoutManager;
     private BaseActivity mActivity;
 
-    public ViewMessagesFragment() {
+    public InboxFragment() {
         // Required empty public constructor
     }
 
     @Override
     public View onCreateView(LayoutInflater inflater, ViewGroup container,
                              Bundle savedInstanceState) {
-        View rootView = inflater.inflate(R.layout.fragment_view_messages, container, false);
+        View rootView = inflater.inflate(R.layout.fragment_inbox, container, false);
 
         ((Infinity) mActivity.getApplication()).getAppComponent().inject(this);
 

app/src/main/java/ml/docilealligator/infinityforreddit/Message.java

@@ -1,8 +1,11 @@
 package ml.docilealligator.infinityforreddit;
 
+import android.os.Parcel;
+import android.os.Parcelable;
+
 import java.util.ArrayList;
 
-public class Message {
+public class Message implements Parcelable {
     static final String TYPE_COMMENT = "t1";
     static final String TYPE_ACCOUNT = "t2";
     static final String TYPE_LINK = "t3";
@@ -55,6 +58,40 @@ public class Message {
     }
 
 
+    protected Message(Parcel in) {
+        kind = in.readString();
+        subredditName = in.readString();
+        subredditNamePrefixed = in.readString();
+        id = in.readString();
+        fullname = in.readString();
+        subject = in.readString();
+        author = in.readString();
+        parentFullName = in.readString();
+        title = in.readString();
+        body = in.readString();
+        context = in.readString();
+        distinguished = in.readString();
+        formattedTime = in.readString();
+        wasComment = in.readByte() != 0;
+        isNew = in.readByte() != 0;
+        score = in.readInt();
+        nComments = in.readInt();
+        timeUTC = in.readLong();
+        replies = in.createTypedArrayList(Message.CREATOR);
+    }
+
+    public static final Creator<Message> CREATOR = new Creator<Message>() {
+        @Override
+        public Message createFromParcel(Parcel in) {
+            return new Message(in);
+        }
+
+        @Override
+        public Message[] newArray(int size) {
+            return new Message[size];
+        }
+    };
+
     public String getKind() {
         return kind;
     }
@@ -138,4 +175,32 @@ public class Message {
     public void setReplies(ArrayList<Message> replies) {
         this.replies = replies;
     }
+
+    @Override
+    public int describeContents() {
+        return 0;
+    }
+
+    @Override
+    public void writeToParcel(Parcel parcel, int i) {
+        parcel.writeString(kind);
+        parcel.writeString(subredditName);
+        parcel.writeString(subredditNamePrefixed);
+        parcel.writeString(id);
+        parcel.writeString(fullname);
+        parcel.writeString(subject);
+        parcel.writeString(author);
+        parcel.writeString(parentFullName);
+        parcel.writeString(title);
+        parcel.writeString(body);
+        parcel.writeString(context);
+        parcel.writeString(distinguished);
+        parcel.writeString(formattedTime);
+        parcel.writeByte((byte) (wasComment ? 1 : 0));
+        parcel.writeByte((byte) (isNew ? 1 : 0));
+        parcel.writeInt(score);
+        parcel.writeInt(nComments);
+        parcel.writeLong(timeUTC);
+        parcel.writeTypedList(replies);
+    }
 }

app/src/main/java/ml/docilealligator/infinityforreddit/PullNotificationWorker.java

@@ -28,8 +28,8 @@ import javax.inject.Named;
 
 import ml.docilealligator.infinityforreddit.API.RedditAPI;
 import ml.docilealligator.infinityforreddit.Account.Account;
+import ml.docilealligator.infinityforreddit.Activity.InboxActivity;
 import ml.docilealligator.infinityforreddit.Activity.LinkResolverActivity;
-import ml.docilealligator.infinityforreddit.Activity.ViewMessageActivity;
 import ml.docilealligator.infinityforreddit.CustomTheme.CustomThemeWrapper;
 import ml.docilealligator.infinityforreddit.Utils.APIUtils;
 import ml.docilealligator.infinityforreddit.Utils.JSONUtils;
@@ -149,8 +149,8 @@ public class PullNotificationWorker extends Worker {
                                 PendingIntent pendingIntent = PendingIntent.getActivity(context, accountIndex * 6, intent, PendingIntent.FLAG_UPDATE_CURRENT);
                                 builder.setContentIntent(pendingIntent);
                             } else if (kind.equals(Message.TYPE_ACCOUNT)) {
-                                Intent intent = new Intent(context, ViewMessageActivity.class);
-                                intent.putExtra(ViewMessageActivity.EXTRA_NEW_ACCOUNT_NAME, accountName);
+                                Intent intent = new Intent(context, InboxActivity.class);
+                                intent.putExtra(InboxActivity.EXTRA_NEW_ACCOUNT_NAME, accountName);
                                 PendingIntent summaryPendingIntent = PendingIntent.getActivity(context, accountIndex * 6 + 1, intent, PendingIntent.FLAG_UPDATE_CURRENT);
                                 builder.setContentIntent(summaryPendingIntent);
                             } else if (kind.equals(Message.TYPE_LINK)) {
@@ -162,18 +162,18 @@ public class PullNotificationWorker extends Worker {
                                 PendingIntent pendingIntent = PendingIntent.getActivity(context, accountIndex * 6 + 2, intent, PendingIntent.FLAG_UPDATE_CURRENT);
                                 builder.setContentIntent(pendingIntent);
                             } else if (kind.equals(Message.TYPE_MESSAGE)) {
-                                Intent intent = new Intent(context, ViewMessageActivity.class);
-                                intent.putExtra(ViewMessageActivity.EXTRA_NEW_ACCOUNT_NAME, accountName);
+                                Intent intent = new Intent(context, InboxActivity.class);
+                                intent.putExtra(InboxActivity.EXTRA_NEW_ACCOUNT_NAME, accountName);
                                 PendingIntent summaryPendingIntent = PendingIntent.getActivity(context, accountIndex * 6 + 3, intent, PendingIntent.FLAG_UPDATE_CURRENT);
                                 builder.setContentIntent(summaryPendingIntent);
                             } else if (kind.equals(Message.TYPE_SUBREDDIT)) {
-                                Intent intent = new Intent(context, ViewMessageActivity.class);
-                                intent.putExtra(ViewMessageActivity.EXTRA_NEW_ACCOUNT_NAME, accountName);
+                                Intent intent = new Intent(context, InboxActivity.class);
+                                intent.putExtra(InboxActivity.EXTRA_NEW_ACCOUNT_NAME, accountName);
                                 PendingIntent summaryPendingIntent = PendingIntent.getActivity(context, accountIndex * 6 + 4, intent, PendingIntent.FLAG_UPDATE_CURRENT);
                                 builder.setContentIntent(summaryPendingIntent);
                             } else {
-                                Intent intent = new Intent(context, ViewMessageActivity.class);
-                                intent.putExtra(ViewMessageActivity.EXTRA_NEW_ACCOUNT_NAME, accountName);
+                                Intent intent = new Intent(context, InboxActivity.class);
+                                intent.putExtra(InboxActivity.EXTRA_NEW_ACCOUNT_NAME, accountName);
                                 PendingIntent summaryPendingIntent = PendingIntent.getActivity(context, accountIndex * 6 + 5, intent, PendingIntent.FLAG_UPDATE_CURRENT);
                                 builder.setContentIntent(summaryPendingIntent);
                             }
@@ -186,8 +186,8 @@ public class PullNotificationWorker extends Worker {
 
                             summaryBuilder.setStyle(inboxStyle);
 
-                            Intent summaryIntent = new Intent(context, ViewMessageActivity.class);
-                            summaryIntent.putExtra(ViewMessageActivity.EXTRA_NEW_ACCOUNT_NAME, accountName);
+                            Intent summaryIntent = new Intent(context, InboxActivity.class);
+                            summaryIntent.putExtra(InboxActivity.EXTRA_NEW_ACCOUNT_NAME, accountName);
                             PendingIntent summaryPendingIntent = PendingIntent.getActivity(context, accountIndex * 6 + 6, summaryIntent, PendingIntent.FLAG_UPDATE_CURRENT);
                             summaryBuilder.setContentIntent(summaryPendingIntent);
 

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

@@ -4,25 +4,25 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    android:id="@+id/coordinator_layout_view_message_activity"
-    tools:context=".Activity.ViewMessageActivity">
+    android:id="@+id/coordinator_layout_inbox_activity"
+    tools:context=".Activity.InboxActivity">
 
     <com.google.android.material.appbar.AppBarLayout
-        android:id="@+id/appbar_layout_view_message_activity"
+        android:id="@+id/appbar_layout_inbox_activity"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:theme="@style/AppTheme.AppBarOverlay">
 
         <com.google.android.material.appbar.CollapsingToolbarLayout
-            android:id="@+id/collapsing_toolbar_layout_view_message_activity"
+            android:id="@+id/collapsing_toolbar_layout_inbox_activity"
             android:layout_width="match_parent"
             android:layout_height="match_parent"
             app:layout_scrollFlags="scroll|enterAlways"
             app:titleEnabled="false"
-            app:toolbarId="@+id/toolbar_view_message_activity">
+            app:toolbarId="@+id/toolbar_inbox_activity">
 
             <androidx.appcompat.widget.Toolbar
-                android:id="@+id/toolbar_view_message_activity"
+                android:id="@+id/toolbar_inbox_activity"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:minHeight="?attr/actionBarSize"
@@ -32,7 +32,7 @@
         </com.google.android.material.appbar.CollapsingToolbarLayout>
 
         <com.google.android.material.tabs.TabLayout
-            android:id="@+id/tab_layout_view_message_activity"
+            android:id="@+id/tab_layout_inbox_activity"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:layout_gravity="bottom"
@@ -46,7 +46,7 @@
     </com.google.android.material.appbar.AppBarLayout>
 
     <androidx.viewpager.widget.ViewPager
-        android:id="@+id/view_pager_view_message_activity"
+        android:id="@+id/view_pager_inbox_activity"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         app:layout_behavior="@string/appbar_scrolling_view_behavior" />

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

@@ -0,0 +1,52 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.coordinatorlayout.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:id="@+id/coordinator_layout_view_private_messages_activity"
+    tools:context=".Activity.ViewPrivateMessagesActivity">
+
+    <com.google.android.material.appbar.AppBarLayout
+        android:id="@+id/appbar_layout_view_private_messages_activity"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:theme="@style/AppTheme.AppBarOverlay">
+
+        <com.google.android.material.appbar.CollapsingToolbarLayout
+            android:id="@+id/collapsing_toolbar_layout_view_private_messages_activity"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            app:layout_scrollFlags="scroll|enterAlways"
+            app:titleEnabled="false"
+            app:toolbarId="@+id/toolbar_view_private_messages_activity">
+
+            <androidx.appcompat.widget.Toolbar
+                android:id="@+id/toolbar_view_private_messages_activity"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:minHeight="?attr/actionBarSize"
+                app:popupTheme="@style/AppTheme.PopupOverlay"
+                app:navigationIcon="?attr/homeAsUpIndicator" />
+
+        </com.google.android.material.appbar.CollapsingToolbarLayout>
+
+    </com.google.android.material.appbar.AppBarLayout>
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/recycler_view_view_private_messages"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:clipToPadding="false"
+        app:layout_behavior="@string/appbar_scrolling_view_behavior" />
+
+    <com.google.android.material.floatingactionbutton.FloatingActionButton
+        android:id="@+id/fab_view_private_messages_activity"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="bottom|end"
+        android:layout_margin="@dimen/fab_margin"
+        app:srcCompat="@drawable/ic_add_day_night_24dp"
+        app:tint="@android:color/white" />
+
+</androidx.coordinatorlayout.widget.CoordinatorLayout>

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

@@ -3,15 +3,15 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context=".Fragment.ViewMessagesFragment">
+    tools:context=".Fragment.InboxFragment">
 
     <androidx.swiperefreshlayout.widget.SwipeRefreshLayout
-        android:id="@+id/swipe_refresh_layout_view_messages_fragment"
+        android:id="@+id/swipe_refresh_layout_inbox_fragment"
         android:layout_width="match_parent"
         android:layout_height="match_parent">
 
         <androidx.recyclerview.widget.RecyclerView
-            android:id="@+id/recycler_view_view_messages_fragment"
+            android:id="@+id/recycler_view_inbox_fragment"
             android:layout_width="match_parent"
             android:layout_height="match_parent"
             android:clipToPadding="false" />
@@ -19,7 +19,7 @@
     </androidx.swiperefreshlayout.widget.SwipeRefreshLayout>
 
     <LinearLayout
-        android:id="@+id/fetch_messages_info_linear_layout_view_messages_fragment"
+        android:id="@+id/fetch_messages_info_linear_layout_inbox_fragment"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:layout_centerInParent="true"
@@ -28,12 +28,12 @@
         android:visibility="gone">
 
         <ImageView
-            android:id="@+id/fetch_messages_info_image_view_view_messages_fragment"
+            android:id="@+id/fetch_messages_info_image_view_inbox_fragment"
             android:layout_width="150dp"
             android:layout_height="wrap_content" />
 
         <TextView
-            android:id="@+id/fetch_messages_info_text_view_view_messages_fragment"
+            android:id="@+id/fetch_messages_info_text_view_inbox_fragment"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:layout_marginTop="16dp"

app/src/main/res/menu/inbox_activity.xml

@@ -2,7 +2,7 @@
 <menu xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto">
     <item
-        android:id="@+id/action_refresh_view_message_activity"
+        android:id="@+id/action_refresh_inbox_activity"
         android:orderInCategory="1"
         android:title="@string/action_refresh"
         app:showAsAction="never" />