Use bottom toolbar in ViewImageOrGifActivity is available.

app/src/main/java/ml/docilealligator/infinityforreddit/activities/ViewImageOrGifActivity.java

@@ -12,11 +12,14 @@ import android.os.Build;
 import android.os.Bundle;
 import android.os.Handler;
 import android.text.Html;
+import android.text.Spanned;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
+import android.widget.ImageView;
 import android.widget.LinearLayout;
 import android.widget.ProgressBar;
+import android.widget.TextView;
 import android.widget.Toast;
 
 import androidx.annotation.NonNull;
@@ -42,6 +45,7 @@ import com.github.piasy.biv.loader.ImageLoader;
 import com.github.piasy.biv.loader.glide.GlideImageLoader;
 import com.github.piasy.biv.view.BigImageView;
 import com.github.piasy.biv.view.GlideImageViewFactory;
+import com.google.android.material.bottomappbar.BottomAppBar;
 import com.r0adkll.slidr.Slidr;
 import com.r0adkll.slidr.model.SlidrConfig;
 import com.r0adkll.slidr.model.SlidrPosition;
@@ -85,6 +89,16 @@ public class ViewImageOrGifActivity extends AppCompatActivity implements SetAsWa
     BigImageView mImageView;
     @BindView(R.id.load_image_error_linear_layout_view_image_or_gif_activity)
     LinearLayout mLoadErrorLinearLayout;
+    @BindView(R.id.bottom_navigation_view_image_or_gif_activity)
+    BottomAppBar bottomAppBar;
+    @BindView(R.id.title_text_view_view_image_or_gif_activity)
+    TextView titleTextView;
+    @BindView(R.id.download_image_view_view_image_or_gif_activity)
+    ImageView downloadImageView;
+    @BindView(R.id.share_image_view_view_image_or_gif_activity)
+    ImageView shareImageView;
+    @BindView(R.id.wallpaper_image_view_view_image_or_gif_activity)
+    ImageView wallpaperImageView;
     @Inject
     @Named("default")
     SharedPreferences mSharedPreferences;
@@ -151,11 +165,41 @@ public class ViewImageOrGifActivity extends AppCompatActivity implements SetAsWa
         String postTitle = intent.getStringExtra(EXTRA_POST_TITLE_KEY);
         mSubredditName = intent.getStringExtra(EXTRA_SUBREDDIT_OR_USERNAME_KEY);
 
+        boolean useBottomAppBar = mSharedPreferences.getBoolean(SharedPreferencesUtils.USE_BOTTOM_TOOLBAR_IN_MEDIA_VIEWER, false);
         if (postTitle != null) {
-            setTitle(Html.fromHtml(String.format("<small>%s</small>", postTitle)));
+            Spanned title = Html.fromHtml(String.format("<small>%s</small>", postTitle));
+            if (useBottomAppBar) {
+                titleTextView.setText(title);
             } else {
+                setTitle(title);
+            }
+        } else {
+            if (!useBottomAppBar) {
                 setTitle("");
             }
+        }
+
+        if (useBottomAppBar) {
+            getSupportActionBar().hide();
+            downloadImageView.setOnClickListener(view -> {
+                if (isDownloading) {
+                    return;
+                }
+                isDownloading = true;
+                requestPermissionAndDownload();
+            });
+            shareImageView.setOnClickListener(view -> {
+                if (isGif)
+                    shareGif();
+                else
+                    shareImage();
+            });
+            wallpaperImageView.setOnClickListener(view -> {
+                setWallpaper();
+            });
+        } else {
+            bottomAppBar.setVisibility(View.GONE);
+        }
 
         mLoadErrorLinearLayout.setOnClickListener(view -> {
             mProgressBar.setVisibility(View.VISIBLE);
@@ -170,6 +214,9 @@ public class ViewImageOrGifActivity extends AppCompatActivity implements SetAsWa
                                 | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
                                 | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN);
                 isActionBarHidden = false;
+                if (useBottomAppBar) {
+                    bottomAppBar.setVisibility(View.VISIBLE);
+                }
             } else {
                 getWindow().getDecorView().setSystemUiVisibility(
                         View.SYSTEM_UI_FLAG_LAYOUT_STABLE
@@ -179,6 +226,9 @@ public class ViewImageOrGifActivity extends AppCompatActivity implements SetAsWa
                                 | View.SYSTEM_UI_FLAG_FULLSCREEN
                                 | View.SYSTEM_UI_FLAG_IMMERSIVE);
                 isActionBarHidden = true;
+                if (useBottomAppBar) {
+                    bottomAppBar.setVisibility(View.GONE);
+                }
             }
         });
 
@@ -287,9 +337,24 @@ public class ViewImageOrGifActivity extends AppCompatActivity implements SetAsWa
             if (isDownloading) {
                 return false;
             }
-
             isDownloading = true;
+            requestPermissionAndDownload();
+            return true;
+        } else if (itemId == R.id.action_share_view_image_or_gif_activity) {
+            if (isGif)
+                shareGif();
+            else
+                shareImage();
+            return true;
+        } else if (itemId == R.id.action_set_wallpaper_view_image_or_gif_activity) {
+            setWallpaper();
+            return true;
+        }
 
+        return false;
+    }
+
+    private void requestPermissionAndDownload() {
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M && Build.VERSION.SDK_INT < Build.VERSION_CODES.Q) {
             if (ContextCompat.checkSelfPermission(this,
                     Manifest.permission.WRITE_EXTERNAL_STORAGE)
@@ -306,38 +371,6 @@ public class ViewImageOrGifActivity extends AppCompatActivity implements SetAsWa
         } else {
             download();
         }
-
-            return true;
-        } else if (itemId == R.id.action_share_view_image_or_gif_activity) {
-            if (isGif)
-                shareGif();
-            else
-                shareImage();
-            return true;
-        } else if (itemId == R.id.action_set_wallpaper_view_image_or_gif_activity) {
-            if (!isGif) {
-                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
-                    SetAsWallpaperBottomSheetFragment setAsWallpaperBottomSheetFragment = new SetAsWallpaperBottomSheetFragment();
-                    setAsWallpaperBottomSheetFragment.show(getSupportFragmentManager(), setAsWallpaperBottomSheetFragment.getTag());
-                } else {
-                    WallpaperSetter.set(mExecutor, new Handler(), mImageUrl, WallpaperSetter.BOTH_SCREENS, this,
-                            new WallpaperSetter.SetWallpaperListener() {
-                                @Override
-                                public void success() {
-                                    Toast.makeText(ViewImageOrGifActivity.this, R.string.wallpaper_set, Toast.LENGTH_SHORT).show();
-                                }
-
-                                @Override
-                                public void failed() {
-                                    Toast.makeText(ViewImageOrGifActivity.this, R.string.error_set_wallpaper, Toast.LENGTH_SHORT).show();
-                                }
-                            });
-                }
-            }
-            return true;
-        }
-
-        return false;
     }
 
     private void download() {
@@ -433,6 +466,28 @@ public class ViewImageOrGifActivity extends AppCompatActivity implements SetAsWa
         }).submit();
     }
 
+    private void setWallpaper() {
+        if (!isGif) {
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
+                SetAsWallpaperBottomSheetFragment setAsWallpaperBottomSheetFragment = new SetAsWallpaperBottomSheetFragment();
+                setAsWallpaperBottomSheetFragment.show(getSupportFragmentManager(), setAsWallpaperBottomSheetFragment.getTag());
+            } else {
+                WallpaperSetter.set(mExecutor, new Handler(), mImageUrl, WallpaperSetter.BOTH_SCREENS, this,
+                        new WallpaperSetter.SetWallpaperListener() {
+                            @Override
+                            public void success() {
+                                Toast.makeText(ViewImageOrGifActivity.this, R.string.wallpaper_set, Toast.LENGTH_SHORT).show();
+                            }
+
+                            @Override
+                            public void failed() {
+                                Toast.makeText(ViewImageOrGifActivity.this, R.string.error_set_wallpaper, Toast.LENGTH_SHORT).show();
+                            }
+                        });
+            }
+        }
+    }
+
     @Override
     public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
         if (requestCode == PERMISSION_REQUEST_WRITE_EXTERNAL_STORAGE && grantResults.length > 0) {

app/src/main/java/ml/docilealligator/infinityforreddit/utils/SharedPreferencesUtils.java

@@ -185,6 +185,7 @@ public class SharedPreferencesUtils {
     public static final String VIDEO_PLAYER_AUTOMATIC_LANDSCAPE_ORIENTATION = "video_player_automatic_landscape_orientation";
     public static final String REMEMBER_MUTING_OPTION_IN_POST_FEED = "remember_muting_option_in_post_feed";
     public static final String DEFAULT_LINK_POST_LAYOUT_KEY = "default_link_post_layout";
+    public static final String USE_BOTTOM_TOOLBAR_IN_MEDIA_VIEWER = "use_bottom_toolbar_in_media_viewer";
 
     public static final String DEFAULT_PREFERENCES_FILE = "ml.docilealligator.infinityforreddit_preferences";
     public static final String MAIN_PAGE_TABS_SHARED_PREFERENCES_FILE = "ml.docilealligator.infinityforreddit.main_page_tabs";

app/src/main/res/drawable/ic_wallpaper_white_24dp.xml

@@ -0,0 +1,5 @@
+<vector android:height="24dp"
+    android:viewportHeight="24" android:viewportWidth="24"
+    android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="@android:color/white" android:pathData="M4,4h7L11,2L4,2c-1.1,0 -2,0.9 -2,2v7h2L4,4zM10,13l-4,5h12l-3,-4 -2.03,2.71L10,13zM17,8.5c0,-0.83 -0.67,-1.5 -1.5,-1.5S14,7.67 14,8.5s0.67,1.5 1.5,1.5S17,9.33 17,8.5zM20,2h-7v2h7v7h2L22,4c0,-1.1 -0.9,-2 -2,-2zM20,20h-7v2h7c1.1,0 2,-0.9 2,-2v-7h-2v7zM4,13L2,13v7c0,1.1 0.9,2 2,2h7v-2L4,20v-7z"/>
+</vector>

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

@@ -194,6 +194,7 @@
                 android:background="?attr/selectableItemBackgroundBorderless" />
 
         </LinearLayout>
+
     </com.google.android.material.bottomappbar.BottomAppBar>
 
     <com.google.android.material.floatingactionbutton.FloatingActionButton

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

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<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:id="@+id/hauler_view_view_image_or_gif_activity"
@@ -12,7 +12,7 @@
         android:id="@+id/progress_bar_view_image_or_gif_activity"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_centerInParent="true" />
+        android:layout_gravity="center" />
 
     <com.github.piasy.biv.view.BigImageView
         android:id="@+id/image_view_view_image_or_gif_activity"
@@ -40,4 +40,60 @@
 
     </LinearLayout>
 
-</RelativeLayout>
+    <com.google.android.material.bottomappbar.BottomAppBar
+        android:id="@+id/bottom_navigation_view_image_or_gif_activity"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_gravity="bottom"
+        android:backgroundTint="#80000000"
+        style="@style/Widget.MaterialComponents.BottomAppBar">
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content">
+
+            <TextView
+                android:id="@+id/title_text_view_view_image_or_gif_activity"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_weight="1"
+                android:layout_gravity="center_vertical"
+                android:gravity="center_vertical"
+                android:paddingTop="8dp"
+                android:paddingBottom="8dp"
+                android:textColor="#FFFFFF"
+                android:textSize="?attr/font_20"
+                android:fontFamily="?attr/font_family"
+                android:maxLines="1"
+                android:ellipsize="end" />
+
+            <ImageView
+                android:id="@+id/download_image_view_view_image_or_gif_activity"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:padding="16dp"
+                android:src="@drawable/ic_file_download_toolbar_white_24dp"
+                android:background="?attr/selectableItemBackgroundBorderless" />
+
+            <ImageView
+                android:id="@+id/share_image_view_view_image_or_gif_activity"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:padding="16dp"
+                android:src="@drawable/ic_share_toolbar_white_24dp"
+                android:background="?attr/selectableItemBackgroundBorderless" />
+
+            <ImageView
+                android:id="@+id/wallpaper_image_view_view_image_or_gif_activity"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginEnd="16dp"
+                android:padding="16dp"
+                android:src="@drawable/ic_wallpaper_white_24dp"
+                android:background="?attr/selectableItemBackgroundBorderless" />
+
+        </LinearLayout>
+
+    </com.google.android.material.bottomappbar.BottomAppBar>
+
+</androidx.coordinatorlayout.widget.CoordinatorLayout>

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

@@ -592,6 +592,7 @@
     <string name="settings_post_details_title">Post Details</string>
     <string name="settings_separate_post_and_comments_in_portrait_mode">Separate Post And Comments in Portrait Mode</string>
     <string name="settings_separate_post_and_comments_in_landscape_mode">Separate Post And Comments in Landscape Mode</string>
+    <string name="settings_use_bottom_toolbar_in_media_viewer_title">Use Bottom Toolbar in Media Viewer</string>
 
     <string name="no_link_available">Cannot get the link</string>
 

app/src/main/res/xml/interface_preferences.xml

@@ -37,6 +37,11 @@
         app:key="hide_subreddit_description"
         app:title="@string/settings_hide_subreddit_description_title" />
 
+    <SwitchPreference
+        app:defaultValue="false"
+        app:key="use_bottom_toolbar_in_media_viewer"
+        app:title="@string/settings_use_bottom_toolbar_in_media_viewer_title" />
+
     <ListPreference
         app:defaultValue="0"
         app:entries="@array/settings_default_search_result_tab"