Support viewing Reddit Gallery in app. Fix gif not autoplayable in CommentAndPostRecyclerViewAdapter.

11 files changed, 796 insertions, 6 deletions

diff --git a/app/src/main/res/layout/activity_view_reddit_gallery.xml b/app/src/main/res/layout/activity_view_reddit_gallery.xml
new file mode 100644
index 00000000..530d4477
--- /dev/null
+++ b/app/src/main/res/layout/activity_view_reddit_gallery.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<com.thefuntasty.hauler.HaulerView 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_reddit_gallery_activity"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    app:dragUpEnabled="true"
+    tools:context=".Activity.ViewRedditGalleryActivity">
+
+    <androidx.core.widget.NestedScrollView
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:fillViewport="true">
+
+        <androidx.viewpager.widget.ViewPager
+            android:id="@+id/view_pager_view_reddit_gallery_activity"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent" />
+
+    </androidx.core.widget.NestedScrollView>
+
+</com.thefuntasty.hauler.HaulerView>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_view_reddit_gallery_image_or_gif.xml b/app/src/main/res/layout/fragment_view_reddit_gallery_image_or_gif.xml
new file mode 100644
index 00000000..a92bce52
--- /dev/null
+++ b/app/src/main/res/layout/fragment_view_reddit_gallery_image_or_gif.xml
@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:id="@+id/constraintLayout"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".Fragment.ViewImgurImageFragment">
+
+    <ProgressBar
+        android:id="@+id/progress_bar_view_reddit_gallery_image_or_gif_fragment"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_centerInParent="true" />
+
+    <com.davemorrissey.labs.subscaleview.SubsamplingScaleImageView
+        android:id="@+id/image_view_view_reddit_gallery_image_or_gif_fragment"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        app:quickScaleEnabled="false" />
+
+    <LinearLayout
+        android:id="@+id/load_image_error_linear_layout_view_reddit_gallery_image_or_gif_fragment"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:visibility="gone">
+
+        <TextView
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:drawableTop="@drawable/ic_error_outline_white_24dp"
+            android:layout_gravity="center"
+            android:gravity="center"
+            android:textColor="@android:color/white"
+            android:text="@string/error_loading_image_tap_to_retry"
+            android:textSize="?attr/font_default"
+            android:fontFamily="?attr/font_family" />
+
+    </LinearLayout>
+
+</RelativeLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_view_reddit_gallery_video.xml b/app/src/main/res/layout/fragment_view_reddit_gallery_video.xml
new file mode 100644
index 00000000..92e73d84
--- /dev/null
+++ b/app/src/main/res/layout/fragment_view_reddit_gallery_video.xml
@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    tools:context=".Fragment.ViewRedditGalleryVideoFragment">
+
+    <com.google.android.exoplayer2.ui.PlayerView
+        android:id="@+id/player_view_view_reddit_gallery_video_fragment"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        app:controller_layout_id="@layout/exo_playback_control_view"/>
+
+</RelativeLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/item_post_detail_gallery.xml b/app/src/main/res/layout/item_post_detail_gallery.xml
new file mode 100644
index 00000000..05f013a1
--- /dev/null
+++ b/app/src/main/res/layout/item_post_detail_gallery.xml
@@ -0,0 +1,338 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:orientation="vertical"
+    android:background="?attr/cardViewBackgroundColor">
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:id="@+id/constraint_layout_item_post_detail_gallery"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:padding="16dp">
+
+        <ml.docilealligator.infinityforreddit.CustomView.AspectRatioGifImageView
+            android:id="@+id/icon_gif_image_view_item_post_detail_gallery"
+            android:layout_width="24dp"
+            android:layout_height="24dp"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
+
+        <TextView
+            android:id="@+id/subreddit_text_view_item_post_detail_gallery"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="16dp"
+            android:layout_marginEnd="8dp"
+            android:textSize="?attr/font_default"
+            android:fontFamily="?attr/font_family"
+            android:maxLines="2"
+            android:ellipsize="end"
+            app:layout_constraintStart_toEndOf="@+id/icon_gif_image_view_item_post_detail_gallery"
+            app:layout_constraintEnd_toStartOf="@id/guideline"
+            app:layout_constraintTop_toTopOf="parent"
+            app:layout_constraintHorizontal_bias="0" />
+
+        <TextView
+            android:id="@+id/user_text_view_item_post_detail_gallery"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="16dp"
+            android:layout_marginEnd="8dp"
+            android:textSize="?attr/font_default"
+            android:fontFamily="?attr/font_family"
+            android:maxLines="2"
+            android:ellipsize="end"
+            app:layout_constraintBottom_toTopOf="@+id/author_flair_text_view_item_post_detail_gallery"
+            app:layout_constraintStart_toEndOf="@+id/icon_gif_image_view_item_post_detail_gallery"
+            app:layout_constraintEnd_toStartOf="@id/guideline"
+            app:layout_constraintTop_toBottomOf="@+id/subreddit_text_view_item_post_detail_gallery"
+            app:layout_constraintHorizontal_bias="0" />
+
+        <TextView
+            android:id="@+id/author_flair_text_view_item_post_detail_gallery"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="16dp"
+            android:layout_marginEnd="8dp"
+            android:textSize="?attr/font_12"
+            android:fontFamily="?attr/font_family"
+            android:maxLines="2"
+            android:ellipsize="end"
+            android:visibility="gone"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintStart_toEndOf="@+id/icon_gif_image_view_item_post_detail_gallery"
+            app:layout_constraintEnd_toStartOf="@id/guideline"
+            app:layout_constraintTop_toBottomOf="@+id/user_text_view_item_post_detail_gallery"
+            app:layout_constraintHorizontal_bias="0" />
+
+        <TextView
+            android:id="@+id/post_time_text_view_item_post_detail_gallery"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:gravity="end"
+            android:textSize="?attr/font_default"
+            android:fontFamily="?attr/font_family"
+            app:layout_constraintHorizontal_bias="1"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintStart_toEndOf="@id/guideline"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
+
+        <androidx.constraintlayout.widget.Guideline
+            android:id="@+id/guideline"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:orientation="vertical"
+            app:layout_constraintGuide_percent="0.6" />
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+
+    <TextView
+        android:id="@+id/title_text_view_item_post_detail_gallery"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:paddingStart="16dp"
+        android:paddingEnd="16dp"
+        android:textColor="?attr/primaryTextColor"
+        android:textSize="?attr/title_font_18"
+        android:fontFamily="?attr/title_font_family"
+        android:textIsSelectable="true"
+        android:enabled="true"
+        android:focusable="true"
+        android:longClickable="true" />
+
+    <com.nex3z.flowlayout.FlowLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:padding="16dp"
+        app:flChildSpacing="16dp"
+        app:flChildSpacingForLastRow="align"
+        app:flRowSpacing="8dp">
+
+        <com.libRG.CustomTextView
+            android:id="@+id/type_text_view_item_post_detail_gallery"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:padding="4dp"
+            android:text="@string/gallery"
+            android:textSize="?attr/font_12"
+            android:fontFamily="?attr/font_family"
+            app:lib_setRadius="3dp"
+            app:lib_setRoundedView="true"
+            app:lib_setShape="rectangle" />
+
+        <com.libRG.CustomTextView
+            android:id="@+id/spoiler_custom_text_view_item_post_detail_gallery"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center"
+            android:text="@string/spoiler"
+            android:textSize="?attr/font_12"
+            android:fontFamily="?attr/font_family"
+            android:padding="4dp"
+            android:visibility="gone"
+            app:lib_setRadius="3dp"
+            app:lib_setRoundedView="true"
+            app:lib_setShape="rectangle" />
+
+        <com.libRG.CustomTextView
+            android:id="@+id/nsfw_text_view_item_post_detail_gallery"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:padding="4dp"
+            android:text="@string/nsfw"
+            android:textSize="?attr/font_12"
+            android:fontFamily="?attr/font_family"
+            android:visibility="gone"
+            app:lib_setRadius="3dp"
+            app:lib_setRoundedView="true"
+            app:lib_setShape="rectangle" />
+
+        <com.libRG.CustomTextView
+            android:id="@+id/flair_custom_text_view_item_post_detail_gallery"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center"
+            android:padding="4dp"
+            android:textSize="?attr/font_12"
+            android:fontFamily="?attr/font_family"
+            android:visibility="gone"
+            app:lib_setRadius="3dp"
+            app:lib_setRoundedView="true"
+            app:lib_setShape="rectangle" />
+
+        <ImageView
+            android:id="@+id/archived_image_view_item_post_detail_gallery"
+            android:layout_width="20dp"
+            android:layout_height="20dp"
+            android:src="@drawable/ic_archive_outline"
+            android:visibility="gone" />
+
+        <ImageView
+            android:id="@+id/locked_image_view_item_post_detail_gallery"
+            android:layout_width="20dp"
+            android:layout_height="20dp"
+            android:src="@drawable/ic_outline_lock_24dp"
+            android:visibility="gone" />
+
+        <ImageView
+            android:id="@+id/crosspost_image_view_item_post_detail_gallery"
+            android:layout_width="20dp"
+            android:layout_height="20dp"
+            android:src="@drawable/crosspost"
+            android:visibility="gone" />
+
+        <TextView
+            android:id="@+id/awards_text_view_item_post_detail_gallery"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:textSize="?attr/font_12"
+            android:fontFamily="?attr/font_family"
+            android:visibility="gone" />
+
+    </com.nex3z.flowlayout.FlowLayout>
+
+    <RelativeLayout
+        android:id="@+id/image_view_wrapper_item_post_detail_gallery"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:visibility="gone">
+
+        <ml.docilealligator.infinityforreddit.CustomView.AspectRatioGifImageView
+            android:id="@+id/image_view_item_post_detail_gallery"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:adjustViewBounds="true"
+            android:scaleType="fitStart" />
+
+        <RelativeLayout
+            android:id="@+id/load_wrapper_item_post_detail_gallery"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_centerInParent="true"
+            android:visibility="gone">
+
+            <ProgressBar
+                android:id="@+id/progress_bar_item_post_detail_gallery"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_centerInParent="true" />
+
+            <TextView
+                android:id="@+id/load_image_error_text_view_item_post_detail_gallery"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:drawableTop="@drawable/ic_error_outline_black_24dp"
+                android:layout_centerInParent="true"
+                android:gravity="center"
+                android:text="@string/error_loading_image_tap_to_retry"
+                android:textSize="?attr/font_default"
+                android:fontFamily="?attr/font_family"
+                android:visibility="gone" />
+
+        </RelativeLayout>
+
+    </RelativeLayout>
+
+    <ImageView
+        android:id="@+id/image_view_no_preview_link_item_post_detail_gallery"
+        android:layout_width="match_parent"
+        android:layout_height="150dp"
+        android:scaleType="center"
+        android:src="@drawable/ic_link"
+        android:visibility="gone" />
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:id="@+id/bottom_constraint_layout_item_post_detail_gallery">
+
+        <ImageView
+            android:id="@+id/plus_button_item_post_detail_gallery"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:padding="12dp"
+            android:src="@drawable/ic_arrow_upward_grey_24dp"
+            android:tint="@android:color/tab_indicator_text"
+            android:background="?actionBarItemBackground"
+            android:clickable="true"
+            android:focusable="true"
+            app:layout_constraintTop_toTopOf="parent"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintStart_toStartOf="parent" />
+
+        <TextView
+            android:id="@+id/score_text_view_item_post_detail_gallery"
+            android:layout_width="64dp"
+            android:layout_height="wrap_content"
+            android:gravity="center"
+            android:textSize="?attr/font_12"
+            android:textStyle="bold"
+            android:fontFamily="?attr/font_family"
+            app:layout_constraintTop_toTopOf="parent"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintStart_toEndOf="@id/plus_button_item_post_detail_gallery" />
+
+        <ImageView
+            android:id="@+id/minus_button_item_post_detail_gallery"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:padding="12dp"
+            android:src="@drawable/ic_arrow_downward_grey_24dp"
+            android:tint="@android:color/tab_indicator_text"
+            android:background="?actionBarItemBackground"
+            android:clickable="true"
+            android:focusable="true"
+            app:layout_constraintTop_toTopOf="parent"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintStart_toEndOf="@id/score_text_view_item_post_detail_gallery" />
+
+        <TextView
+            android:id="@+id/comments_count_item_post_detail_gallery"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:padding="12dp"
+            android:gravity="center_vertical"
+            android:textSize="?attr/font_12"
+            android:textStyle="bold"
+            android:fontFamily="?attr/font_family"
+            android:drawableStart="@drawable/ic_comment_grey_24dp"
+            android:drawablePadding="12dp"
+            app:layout_constraintTop_toTopOf="parent"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintStart_toEndOf="@id/minus_button_item_post_detail_gallery" />
+
+        <ImageView
+            android:id="@+id/save_button_item_post_detail_gallery"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:padding="12dp"
+            android:tint="@android:color/tab_indicator_text"
+            android:background="?actionBarItemBackground"
+            android:clickable="true"
+            android:focusable="true"
+            app:layout_constraintHorizontal_bias="1"
+            app:layout_constraintTop_toTopOf="parent"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintStart_toEndOf="@id/comments_count_item_post_detail_gallery"
+            app:layout_constraintEnd_toStartOf="@id/share_button_item_post_detail_gallery" />
+
+        <ImageView
+            android:id="@+id/share_button_item_post_detail_gallery"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:padding="12dp"
+            android:src="@drawable/ic_share_grey_24dp"
+            android:background="?actionBarItemBackground"
+            android:clickable="true"
+            android:focusable="true"
+            app:layout_constraintTop_toTopOf="parent"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent" />
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+
+</LinearLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/item_post_detail_no_preview_link.xml b/app/src/main/res/layout/item_post_detail_no_preview_link.xml
index f294801a..9eefa30e 100644
--- a/app/src/main/res/layout/item_post_detail_no_preview_link.xml
+++ b/app/src/main/res/layout/item_post_detail_no_preview_link.xml
@@ -219,8 +219,7 @@
         android:layout_width="match_parent"
         android:layout_height="150dp"
         android:scaleType="center"
-        android:src="@drawable/ic_link"
-        android:tint="@android:color/tab_indicator_text" />
+        android:src="@drawable/ic_link" />
 
     <androidx.constraintlayout.widget.ConstraintLayout
         android:layout_width="match_parent"
diff --git a/app/src/main/res/layout/item_post_gallery.xml b/app/src/main/res/layout/item_post_gallery.xml
new file mode 100644
index 00000000..5b15c117
--- /dev/null
+++ b/app/src/main/res/layout/item_post_gallery.xml
@@ -0,0 +1,337 @@
+<?xml version="1.0" encoding="utf-8"?>
+<com.google.android.material.card.MaterialCardView xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:layout_marginTop="8dp"
+    android:layout_marginBottom="8dp"
+    android:id="@+id/card_view_item_post_gallery_type"
+    app:cardBackgroundColor="?attr/cardViewBackgroundColor"
+    app:cardElevation="2dp"
+    app:cardCornerRadius="16dp">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="vertical">
+
+        <androidx.constraintlayout.widget.ConstraintLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:padding="16dp">
+
+            <ml.docilealligator.infinityforreddit.CustomView.AspectRatioGifImageView
+                android:id="@+id/icon_gif_image_view_item_post_gallery_type"
+                android:layout_width="24dp"
+                android:layout_height="24dp"
+                android:layout_gravity="center"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toTopOf="parent"/>
+
+            <TextView
+                android:id="@+id/subreddit_name_text_view_item_post_gallery_type"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_gravity="center"
+                android:layout_marginStart="16dp"
+                android:layout_marginEnd="8dp"
+                android:textSize="?attr/font_default"
+                android:fontFamily="?attr/font_family"
+                app:layout_constraintBottom_toTopOf="@id/user_text_view_item_post_gallery_type"
+                app:layout_constraintStart_toEndOf="@id/icon_gif_image_view_item_post_gallery_type"
+                app:layout_constraintEnd_toStartOf="@id/stickied_post_image_view_item_post_gallery_type"
+                app:layout_constraintTop_toTopOf="parent"/>
+
+            <TextView
+                android:id="@+id/user_text_view_item_post_gallery_type"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_marginStart="16dp"
+                android:layout_marginEnd="8dp"
+                android:textSize="?attr/font_default"
+                android:fontFamily="?attr/font_family"
+                android:maxLines="2"
+                android:ellipsize="end"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintStart_toEndOf="@+id/icon_gif_image_view_item_post_gallery_type"
+                app:layout_constraintEnd_toStartOf="@id/stickied_post_image_view_item_post_gallery_type"
+                app:layout_constraintTop_toBottomOf="@+id/subreddit_name_text_view_item_post_gallery_type"
+                app:layout_constraintHorizontal_bias="0" />
+
+            <ImageView
+                android:id="@+id/stickied_post_image_view_item_post_gallery_type"
+                android:layout_width="24dp"
+                android:layout_height="24dp"
+                android:layout_marginEnd="8dp"
+                android:visibility="gone"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintStart_toEndOf="@id/subreddit_name_text_view_item_post_gallery_type"
+                app:layout_constraintEnd_toStartOf="@+id/guideline2"
+                app:layout_constraintTop_toTopOf="parent"/>
+
+            <TextView
+                android:id="@+id/post_time_text_view_item_post_gallery_type"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:gravity="end"
+                android:textSize="?attr/font_default"
+                android:fontFamily="?attr/font_family"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toEndOf="@id/guideline2"
+                app:layout_constraintTop_toTopOf="parent" />
+
+            <androidx.constraintlayout.widget.Guideline
+                android:id="@+id/guideline2"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:orientation="vertical"
+                app:layout_constraintGuide_percent="0.6" />
+
+        </androidx.constraintlayout.widget.ConstraintLayout>
+
+        <TextView
+            android:id="@+id/title_text_view_item_post_gallery_type"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:paddingStart="16dp"
+            android:paddingEnd="16dp"
+            android:textSize="?attr/title_font_18"
+            android:fontFamily="?attr/title_font_family" />
+
+        <com.nex3z.flowlayout.FlowLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:padding="16dp"
+            app:flChildSpacing="16dp"
+            app:flChildSpacingForLastRow="align"
+            app:flRowSpacing="8dp">
+
+            <com.libRG.CustomTextView
+                android:id="@+id/type_text_view_item_post_gallery_type"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:padding="4dp"
+                android:text="@string/gallery"
+                android:textSize="?attr/font_12"
+                android:fontFamily="?attr/font_family"
+                app:lib_setRadius="3dp"
+                app:lib_setRoundedView="true"
+                app:lib_setShape="rectangle" />
+
+            <com.libRG.CustomTextView
+                android:id="@+id/spoiler_custom_text_view_item_post_gallery_type"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_gravity="center"
+                android:text="@string/spoiler"
+                android:textSize="?attr/font_12"
+                android:fontFamily="?attr/font_family"
+                android:padding="4dp"
+                android:visibility="gone"
+                app:lib_setRadius="3dp"
+                app:lib_setRoundedView="true"
+                app:lib_setShape="rectangle" />
+
+            <com.libRG.CustomTextView
+                android:id="@+id/nsfw_text_view_item_post_gallery_type"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:padding="4dp"
+                android:text="@string/nsfw"
+                android:textSize="?attr/font_12"
+                android:fontFamily="?attr/font_family"
+                android:visibility="gone"
+                app:lib_setRadius="3dp"
+                app:lib_setRoundedView="true"
+                app:lib_setShape="rectangle" />
+
+            <com.libRG.CustomTextView
+                android:id="@+id/flair_custom_text_view_item_post_gallery_type"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_gravity="center"
+                android:textSize="?attr/font_12"
+                android:fontFamily="?attr/font_family"
+                android:padding="4dp"
+                android:visibility="gone"
+                app:lib_setRadius="3dp"
+                app:lib_setRoundedView="true"
+                app:lib_setShape="rectangle" />
+
+            <com.libRG.CustomTextView
+                android:id="@+id/awards_text_view_item_post_gallery_type"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:padding="4dp"
+                android:textSize="?attr/font_12"
+                android:fontFamily="?attr/font_family"
+                android:visibility="gone"
+                app:lib_setRadius="3dp"
+                app:lib_setRoundedView="true"
+                app:lib_setShape="rectangle" />
+
+            <ImageView
+                android:id="@+id/archived_image_view_item_post_gallery_type"
+                android:layout_width="24dp"
+                android:layout_height="24dp"
+                android:src="@drawable/ic_archive_outline"
+                android:visibility="gone" />
+
+            <ImageView
+                android:id="@+id/locked_image_view_item_post_gallery_type"
+                android:layout_width="24dp"
+                android:layout_height="24dp"
+                android:src="@drawable/ic_outline_lock_24dp"
+                android:visibility="gone" />
+
+            <ImageView
+                android:id="@+id/crosspost_image_view_item_post_gallery_type"
+                android:layout_width="24dp"
+                android:layout_height="24dp"
+                android:src="@drawable/crosspost"
+                android:visibility="gone" />
+
+        </com.nex3z.flowlayout.FlowLayout>
+
+        <RelativeLayout
+            android:id="@+id/image_wrapper_relative_layout_item_post_gallery"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:visibility="gone">
+
+            <ml.docilealligator.infinityforreddit.CustomView.AspectRatioGifImageView
+                android:id="@+id/image_view_item_post_gallery_type"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:adjustViewBounds="true"
+                android:scaleType="fitStart" />
+
+            <ProgressBar
+                android:id="@+id/progress_bar_item_post_gallery_type"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_centerInParent="true" />
+
+            <RelativeLayout
+                android:id="@+id/load_image_error_relative_layout_item_post_gallery_type"
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:layout_centerInParent="true"
+                android:visibility="gone">
+
+                <TextView
+                    android:id="@+id/load_image_error_text_view_item_post_gallery_type"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:drawableTop="@drawable/ic_error_outline_black_24dp"
+                    android:layout_gravity="center"
+                    android:gravity="center"
+                    android:text="@string/error_loading_image_tap_to_retry"
+                    android:textSize="?attr/font_default"
+                    android:fontFamily="?attr/font_family" />
+
+            </RelativeLayout>
+
+        </RelativeLayout>
+
+        <ImageView
+            android:id="@+id/image_view_no_preview_gallery_item_post_gallery_type"
+            android:layout_width="match_parent"
+            android:layout_height="150dp"
+            android:scaleType="center"
+            android:src="@drawable/ic_link"
+            android:tint="@android:color/tab_indicator_text"
+            android:visibility="gone" />
+
+        <androidx.constraintlayout.widget.ConstraintLayout
+            android:id="@+id/bottom_constraint_layout_item_post_gallery_type"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content">
+
+            <ImageView
+                android:id="@+id/plus_button_item_post_gallery_type"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:padding="12dp"
+                android:src="@drawable/ic_arrow_upward_grey_24dp"
+                android:background="?actionBarItemBackground"
+                android:clickable="true"
+                android:focusable="true"
+                app:layout_constraintTop_toTopOf="parent"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintStart_toStartOf="parent" />
+
+            <TextView
+                android:id="@+id/score_text_view_item_post_gallery_type"
+                android:layout_width="64dp"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:textSize="?attr/font_12"
+                android:textStyle="bold"
+                android:fontFamily="?attr/font_family"
+                app:layout_constraintTop_toTopOf="parent"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintStart_toEndOf="@id/plus_button_item_post_gallery_type" />
+
+            <ImageView
+                android:id="@+id/minus_button_item_post_gallery_type"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:padding="12dp"
+                android:src="@drawable/ic_arrow_downward_grey_24dp"
+                android:background="?actionBarItemBackground"
+                android:clickable="true"
+                android:focusable="true"
+                app:layout_constraintTop_toTopOf="parent"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintStart_toEndOf="@id/score_text_view_item_post_gallery_type" />
+
+            <TextView
+                android:id="@+id/comments_count_item_post_gallery_type"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:padding="12dp"
+                android:gravity="center_vertical"
+                android:textSize="?attr/font_12"
+                android:textStyle="bold"
+                android:fontFamily="?attr/font_family"
+                android:drawableStart="@drawable/ic_comment_grey_24dp"
+                android:drawablePadding="12dp"
+                app:layout_constraintTop_toTopOf="parent"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintStart_toEndOf="@id/minus_button_item_post_gallery_type" />
+
+            <ImageView
+                android:id="@+id/save_button_item_post_gallery_type"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:padding="12dp"
+                android:background="?actionBarItemBackground"
+                android:clickable="true"
+                android:focusable="true"
+                app:layout_constraintHorizontal_bias="1"
+                app:layout_constraintTop_toTopOf="parent"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintStart_toEndOf="@id/comments_count_item_post_gallery_type"
+                app:layout_constraintEnd_toStartOf="@id/share_button_item_post_gallery_type" />
+
+            <ImageView
+                android:id="@+id/share_button_item_post_gallery_type"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:padding="12dp"
+                android:src="@drawable/ic_share_grey_24dp"
+                android:background="?actionBarItemBackground"
+                android:clickable="true"
+                android:focusable="true"
+                app:layout_constraintTop_toTopOf="parent"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintEnd_toEndOf="parent" />
+
+        </androidx.constraintlayout.widget.ConstraintLayout>
+
+    </LinearLayout>
+
+</com.google.android.material.card.MaterialCardView>
\ No newline at end of file
diff --git a/app/src/main/res/menu/view_imgur_image_fragments.xml b/app/src/main/res/menu/view_imgur_image_fragment.xml
index bba34621..742186d6 100644
--- a/app/src/main/res/menu/view_imgur_image_fragments.xml
+++ b/app/src/main/res/menu/view_imgur_image_fragment.xml
@@ -2,21 +2,21 @@
 <menu xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto">
     <item
-        android:id="@+id/action_download_view_imgur_image_fragments"
+        android:id="@+id/action_download_view_imgur_image_fragment"
         android:orderInCategory="1"
         android:title="@string/action_download"
         android:icon="@drawable/ic_file_download_toolbar_white_24dp"
         app:showAsAction="ifRoom" />
 
     <item
-        android:id="@+id/action_share_view_imgur_image_fragments"
+        android:id="@+id/action_share_view_imgur_image_fragment"
         android:orderInCategory="2"
         android:title="@string/action_share"
         android:icon="@drawable/ic_share_toolbar_white_24dp"
         app:showAsAction="ifRoom" />
 
     <item
-        android:id="@+id/action_set_wallpaper_view_imgur_image_fragments"
+        android:id="@+id/action_set_wallpaper_view_imgur_image_fragment"
         android:orderInCategory="3"
         android:title="@string/action_set_wallpaper"
         app:showAsAction="never" />
diff --git a/app/src/main/res/menu/view_imgur_video_fragment.xml b/app/src/main/res/menu/view_imgur_video_fragment.xml
index 7b7c4fc8..8a671463 100644
--- a/app/src/main/res/menu/view_imgur_video_fragment.xml
+++ b/app/src/main/res/menu/view_imgur_video_fragment.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_download_view_imgur_image_fragments"
+        android:id="@+id/action_download_view_imgur_video_fragment"
         android:orderInCategory="1"
         android:title="@string/action_download"
         android:icon="@drawable/ic_file_download_toolbar_white_24dp"
diff --git a/app/src/main/res/menu/view_reddit_gallery_image_or_gif_fragment.xml b/app/src/main/res/menu/view_reddit_gallery_image_or_gif_fragment.xml
new file mode 100644
index 00000000..e9356888
--- /dev/null
+++ b/app/src/main/res/menu/view_reddit_gallery_image_or_gif_fragment.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
+    <item
+        android:id="@+id/action_download_view_reddit_gallery_image_or_gif_fragment"
+        android:orderInCategory="1"
+        android:title="@string/action_download"
+        android:icon="@drawable/ic_file_download_toolbar_white_24dp"
+        app:showAsAction="ifRoom" />
+
+    <item
+        android:id="@+id/action_share_view_reddit_gallery_image_or_gif_fragment"
+        android:orderInCategory="2"
+        android:title="@string/action_share"
+        android:icon="@drawable/ic_share_toolbar_white_24dp"
+        app:showAsAction="ifRoom" />
+
+    <item
+        android:id="@+id/action_set_wallpaper_view_reddit_gallery_image_or_gif_fragment"
+        android:orderInCategory="3"
+        android:title="@string/action_set_wallpaper"
+        app:showAsAction="never" />
+</menu>
\ No newline at end of file
diff --git a/app/src/main/res/menu/view_reddit_gallery_video_fragment.xml b/app/src/main/res/menu/view_reddit_gallery_video_fragment.xml
new file mode 100644
index 00000000..061ab71e
--- /dev/null
+++ b/app/src/main/res/menu/view_reddit_gallery_video_fragment.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
+    <item
+        android:id="@+id/action_download_view_reddit_gallery_video_fragment"
+        android:orderInCategory="1"
+        android:title="@string/action_download"
+        android:icon="@drawable/ic_file_download_toolbar_white_24dp"
+        app:showAsAction="ifRoom" />
+</menu>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 63f39e2f..f97d3d3a 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -29,6 +29,9 @@
     <string name="view_imgur_media_activity_image_label">Image %1$d/%2$d</string>
     <string name="view_imgur_media_activity_video_label">Video %1$d/%2$d</string>
     <string name="send_private_message_activity_label">Send PM</string>
+    <string name="view_reddit_gallery_activity_image_label">Image %1$d/%2$d</string>
+    <string name="view_reddit_gallery_activity_gif_label">Gif %1$d/%2$d</string>
+    <string name="view_reddit_gallery_activity_video_label">Video %1$d/%2$d</string>
 
     <string name="navigation_drawer_open">Open navigation drawer</string>
     <string name="navigation_drawer_close">Close navigation drawer</string>
@@ -263,6 +266,7 @@
     <string name="image">IMAGE</string>
     <string name="video">VIDEO</string>
     <string name="gif">GIF</string>
+    <string name="gallery">GALLERY</string>
     <string name="best">Best</string>
     <string name="search">Search</string>