Timeline a11y (#1059)

* Improve timeline accessibility

* Improve a11y description and actions in timeline

* Refactor timeline accessibility handling, add more actions

* Update app/src/main/java/com/keylesspalace/tusky/adapter/StatusViewHolder.java

Co-Authored-By: charlag <charlag@tutanota.com>

* Add a11y actions for links, hashtags and mentions, enable for detailed.

* A11y delegate: Add open reblogger action, cleanup

* a11y delegate: add reblogs/boosts, improve interrupts

* a11y delegate: add reblogs/boosts, improve interrupts

* a11y delegate: add to notifications fragment

app/src/main/java/com/keylesspalace/tusky/adapter/StatusBaseViewHolder.java

@@ -2,12 +2,6 @@ package com.keylesspalace.tusky.adapter;
 
 import android.content.Context;
 import android.graphics.drawable.Drawable;
-import androidx.annotation.DrawableRes;
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import androidx.appcompat.content.res.AppCompatResources;
-import androidx.recyclerview.widget.RecyclerView;
-import android.text.InputFilter;
 import android.text.Spanned;
 import android.text.TextUtils;
 import android.view.View;
@@ -28,21 +22,26 @@ import com.keylesspalace.tusky.util.CustomEmojiHelper;
 import com.keylesspalace.tusky.util.DateUtils;
 import com.keylesspalace.tusky.util.HtmlUtils;
 import com.keylesspalace.tusky.util.LinkHelper;
-import com.keylesspalace.tusky.util.SmartLengthInputFilter;
 import com.keylesspalace.tusky.util.ThemeUtils;
 import com.keylesspalace.tusky.view.MediaPreviewImageView;
 import com.keylesspalace.tusky.viewdata.StatusViewData;
 import com.mikepenz.iconics.utils.Utils;
 import com.squareup.picasso.Picasso;
 
+import java.text.NumberFormat;
 import java.text.SimpleDateFormat;
 import java.util.Date;
 import java.util.List;
 import java.util.Locale;
-import java.lang.CharSequence;
 
+import androidx.annotation.DrawableRes;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.appcompat.content.res.AppCompatResources;
+import androidx.recyclerview.widget.RecyclerView;
 import at.connyduck.sparkbutton.SparkButton;
 import at.connyduck.sparkbutton.SparkEventListener;
+import kotlin.collections.CollectionsKt;
 
 public abstract class StatusBaseViewHolder extends RecyclerView.ViewHolder {
 
@@ -70,6 +69,8 @@ public abstract class StatusBaseViewHolder extends RecyclerView.ViewHolder {
     private SimpleDateFormat shortSdf;
     private SimpleDateFormat longSdf;
 
+    private final NumberFormat numberFormat = NumberFormat.getNumberInstance();
+
     protected StatusBaseViewHolder(View itemView, boolean useAbsoluteTime) {
         super(itemView);
         displayName = itemView.findViewById(R.id.status_display_name);
@@ -83,7 +84,7 @@ public abstract class StatusBaseViewHolder extends RecyclerView.ViewHolder {
         moreButton = itemView.findViewById(R.id.status_more);
         reblogged = false;
         favourited = false;
-        mediaPreviews = new MediaPreviewImageView[] {
+        mediaPreviews = new MediaPreviewImageView[]{
                 itemView.findViewById(R.id.status_media_preview_0),
                 itemView.findViewById(R.id.status_media_preview_1),
                 itemView.findViewById(R.id.status_media_preview_2),
@@ -158,7 +159,7 @@ public abstract class StatusBaseViewHolder extends RecyclerView.ViewHolder {
         } else {
             LinkHelper.setClickableMentions(this.content, mentions, listener);
         }
-        if(TextUtils.isEmpty(this.content.getText())) {
+        if (TextUtils.isEmpty(this.content.getText())) {
             this.content.setVisibility(View.GONE);
         } else {
             this.content.setVisibility(View.VISIBLE);
@@ -178,6 +179,22 @@ public abstract class StatusBaseViewHolder extends RecyclerView.ViewHolder {
 
     protected void setCreatedAt(@Nullable Date createdAt) {
         if (useAbsoluteTime) {
+            timestampInfo.setText(getAbsoluteTime(createdAt));
+        } else {
+            String readout;
+            if (createdAt != null) {
+                long then = createdAt.getTime();
+                long now = new Date().getTime();
+                readout = DateUtils.getRelativeTimeSpanString(timestampInfo.getContext(), then, now);
+            } else {
+                // unknown minutes~
+                readout = "?m";
+            }
+            timestampInfo.setText(readout);
+        }
+    }
+
+    private String getAbsoluteTime(@Nullable Date createdAt) {
         String time;
         if (createdAt != null) {
             if (System.currentTimeMillis() - createdAt.getTime() > 86400000L) {
@@ -188,27 +205,26 @@ public abstract class StatusBaseViewHolder extends RecyclerView.ViewHolder {
         } else {
             time = "??:??:??";
         }
-            timestampInfo.setText(time);
+        return time;
+    }
+
+    private CharSequence getCreatedAtDescription(@Nullable Date createdAt) {
+        if (useAbsoluteTime) {
+            return getAbsoluteTime(createdAt);
         } else {
-            // This is the visible timestampInfo.
-            String readout;
             /* This one is for screen-readers. Frequently, they would mispronounce timestamps like "17m"
              * as 17 meters instead of minutes. */
-            CharSequence readoutAloud;
+
             if (createdAt != null) {
                 long then = createdAt.getTime();
                 long now = new Date().getTime();
-                readout = DateUtils.getRelativeTimeSpanString(timestampInfo.getContext(), then, now);
+                return android.text.format.DateUtils.getRelativeTimeSpanString(then, now,
-                readoutAloud = android.text.format.DateUtils.getRelativeTimeSpanString(then, now,
                         android.text.format.DateUtils.SECOND_IN_MILLIS,
                         android.text.format.DateUtils.FORMAT_ABBREV_RELATIVE);
             } else {
                 // unknown minutes~
-                readout = "?m";
+                return "? minutes";
-                readoutAloud = "? minutes";
             }
-            timestampInfo.setText(readout);
-            timestampInfo.setContentDescription(readoutAloud);
         }
     }
 
@@ -464,7 +480,7 @@ public abstract class StatusBaseViewHolder extends RecyclerView.ViewHolder {
                 listener.onReply(position);
             }
         });
-        if(reblogButton != null) {
+        if (reblogButton != null) {
             reblogButton.setEventListener(new SparkEventListener() {
                 @Override
                 public void onEvent(ImageView button, boolean buttonState) {
@@ -554,5 +570,125 @@ public abstract class StatusBaseViewHolder extends RecyclerView.ViewHolder {
 
         setSpoilerAndContent(status.isExpanded(), status.getContent(), status.getSpoilerText(), status.getMentions(), status.getStatusEmojis(), listener);
 
+        setContentDescription(status);
+        // Workaround for RecyclerView 1.0.0 / androidx.core 1.0.0
+        // RecyclerView tries to set AccessibilityDelegateCompat to null
+        // but ViewCompat code replaces is with the default one. RecyclerView never
+        // fetches another one from its delegate because it checks that it's set so we remove it
+        // and let RecyclerView ask for a new delegate.
+        itemView.setAccessibilityDelegate(null);
+    }
+
+
+    private void setContentDescription(@Nullable StatusViewData.Concrete status) {
+        if (status == null) {
+            itemView.setContentDescription(
+                    itemView.getContext().getString(R.string.load_more_placeholder_text));
+        } else {
+            setDescriptionForStatus(status);
+        }
+
+    }
+
+    private void setDescriptionForStatus(@NonNull StatusViewData.Concrete status) {
+        Context context = itemView.getContext();
+
+        String description = context.getString(R.string.description_status,
+                status.getUserFullName(),
+                getContentWarningDescription(context, status),
+                (!status.isSensitive() || status.isExpanded() ? status.getContent() : ""),
+                getCreatedAtDescription(status.getCreatedAt()),
+                getReblogDescription(context, status),
+                status.getNickname(),
+                status.isReblogged() ? context.getString(R.string.description_status_reblogged) : "",
+                status.isFavourited() ? context.getString(R.string.description_status_favourited) : "",
+                getMediaDescription(context, status),
+                getVisibilityDescription(context, status.getVisibility()),
+                getFavsText(context, status.getFavouritesCount()),
+                getReblogsText(context, status.getReblogsCount())
+        );
+        itemView.setContentDescription(description);
+    }
+
+    private CharSequence getReblogDescription(Context context,
+                                              @NonNull StatusViewData.Concrete status) {
+        CharSequence reblogDescriontion;
+        String rebloggedUsername = status.getRebloggedByUsername();
+        if (rebloggedUsername != null) {
+            reblogDescriontion = context
+                    .getString(R.string.status_boosted_format, rebloggedUsername);
+        } else {
+            reblogDescriontion = "";
+        }
+        return reblogDescriontion;
+    }
+
+    private CharSequence getMediaDescription(Context context,
+                                             @NonNull StatusViewData.Concrete status) {
+        if (status.getAttachments().isEmpty()) {
+            return "";
+        }
+        StringBuilder mediaDescriptions = CollectionsKt.fold(
+                status.getAttachments(),
+                new StringBuilder(),
+                (builder, a) -> {
+                    if (a.getDescription() == null) {
+                        String placeholder =
+                                context.getString(R.string.description_status_media_no_description_placeholder);
+                        return builder.append(placeholder);
+                    } else {
+                        builder.append("; ");
+                        return builder.append(a.getDescription());
+                    }
+                });
+        return context.getString(R.string.description_status_media, mediaDescriptions);
+    }
+
+    private CharSequence getContentWarningDescription(Context context,
+                                                      @NonNull StatusViewData.Concrete status) {
+        if (!TextUtils.isEmpty(status.getSpoilerText())) {
+            return context.getString(R.string.description_status_cw, status.getSpoilerText());
+        } else {
+            return "";
+        }
+    }
+
+    private CharSequence getVisibilityDescription(Context context, Status.Visibility visibility) {
+        int resource;
+        switch (visibility) {
+            case PUBLIC:
+                resource = R.string.description_visiblity_public;
+                break;
+            case UNLISTED:
+                resource = R.string.description_visiblity_unlisted;
+                break;
+            case PRIVATE:
+                resource = R.string.description_visiblity_private;
+                break;
+            case DIRECT:
+                resource = R.string.description_visiblity_direct;
+                break;
+            default:
+                return "";
+        }
+        return context.getString(resource);
+    }
+
+    protected CharSequence getFavsText(Context context, int count) {
+        if (count > 0) {
+            String countString = numberFormat.format(count);
+            return HtmlUtils.fromHtml(context.getResources().getQuantityString(R.plurals.favs, count, countString));
+        } else {
+            return "";
+        }
+    }
+
+    protected CharSequence getReblogsText(Context context, int count) {
+        if (count > 0) {
+            String countString = numberFormat.format(count);
+            return HtmlUtils.fromHtml(context.getResources().getQuantityString(R.plurals.reblogs, count, countString));
+        } else {
+            return "";
+        }
     }
 }

app/src/main/java/com/keylesspalace/tusky/adapter/StatusDetailedViewHolder.java

@@ -21,7 +21,6 @@ import com.keylesspalace.tusky.entity.Card;
 import com.keylesspalace.tusky.entity.Status;
 import com.keylesspalace.tusky.interfaces.StatusActionListener;
 import com.keylesspalace.tusky.util.CustomURLSpan;
-import com.keylesspalace.tusky.util.HtmlUtils;
 import com.keylesspalace.tusky.util.LinkHelper;
 import com.keylesspalace.tusky.viewdata.StatusViewData;
 import com.squareup.picasso.Picasso;
@@ -44,8 +43,6 @@ class StatusDetailedViewHolder extends StatusBaseViewHolder {
     private TextView cardUrl;
     private View infoDivider;
 
-    private NumberFormat numberFormat = NumberFormat.getNumberInstance();
-
     StatusDetailedViewHolder(View view) {
         super(view, false);
         reblogs = view.findViewById(R.id.status_reblogs);
@@ -76,34 +73,32 @@ class StatusDetailedViewHolder extends StatusBaseViewHolder {
 
     private void setReblogAndFavCount(int reblogCount, int favCount, StatusActionListener listener) {
 
-        if(reblogCount > 0) {
+        if (reblogCount > 0) {
-            String reblogCountString = numberFormat.format(reblogCount);
+            reblogs.setText(getReblogsText(reblogs.getContext(), reblogCount));
-            reblogs.setText(HtmlUtils.fromHtml(reblogs.getResources().getQuantityString(R.plurals.reblogs, reblogCount, reblogCountString)));
             reblogs.setVisibility(View.VISIBLE);
         } else {
             reblogs.setVisibility(View.GONE);
         }
-        if(favCount > 0) {
+        if (favCount > 0) {
-            String favCountString = numberFormat.format(favCount);
+            favourites.setText(getFavsText(favourites.getContext(), favCount));
-            favourites.setText(HtmlUtils.fromHtml(favourites.getResources().getQuantityString(R.plurals.favs, favCount, favCountString)));
             favourites.setVisibility(View.VISIBLE);
         } else {
             favourites.setVisibility(View.GONE);
         }
 
-        if(reblogs.getVisibility() == View.GONE && favourites.getVisibility() == View.GONE) {
+        if (reblogs.getVisibility() == View.GONE && favourites.getVisibility() == View.GONE) {
             infoDivider.setVisibility(View.GONE);
         } else {
             infoDivider.setVisibility(View.VISIBLE);
         }
 
-        reblogs.setOnClickListener( v -> {
+        reblogs.setOnClickListener(v -> {
             int position = getAdapterPosition();
             if (position != RecyclerView.NO_POSITION) {
                 listener.onShowReblogs(position);
             }
         });
-        favourites.setOnClickListener( v -> {
+        favourites.setOnClickListener(v -> {
             int position = getAdapterPosition();
             if (position != RecyclerView.NO_POSITION) {
                 listener.onShowFavs(position);
@@ -140,7 +135,7 @@ class StatusDetailedViewHolder extends StatusBaseViewHolder {
 
 
         View.OnLongClickListener longClickListener = view -> {
-            TextView textView = (TextView)view;
+            TextView textView = (TextView) view;
             ClipboardManager clipboard = (ClipboardManager) view.getContext().getSystemService(Context.CLIPBOARD_SERVICE);
             ClipData clip = ClipData.newPlainText("toot", textView.getText());
             clipboard.setPrimaryClip(clip);
@@ -153,7 +148,7 @@ class StatusDetailedViewHolder extends StatusBaseViewHolder {
         content.setOnLongClickListener(longClickListener);
         contentWarningDescription.setOnLongClickListener(longClickListener);
 
-        if(status.getAttachments().size() == 0 && status.getCard() != null && !TextUtils.isEmpty(status.getCard().getUrl())) {
+        if (status.getAttachments().size() == 0 && status.getCard() != null && !TextUtils.isEmpty(status.getCard().getUrl())) {
             final Card card = status.getCard();
             cardView.setVisibility(View.VISIBLE);
             cardTitle.setText(card.getTitle());
@@ -161,10 +156,10 @@ class StatusDetailedViewHolder extends StatusBaseViewHolder {
 
             cardUrl.setText(card.getUrl());
 
-            if(card.getWidth() > 0 && card.getHeight() > 0 && !TextUtils.isEmpty(card.getImage())) {
+            if (card.getWidth() > 0 && card.getHeight() > 0 && !TextUtils.isEmpty(card.getImage())) {
                 cardImage.setVisibility(View.VISIBLE);
 
-                if(card.getWidth() > card.getHeight()) {
+                if (card.getWidth() > card.getHeight()) {
                     cardView.setOrientation(LinearLayout.VERTICAL);
                     cardImage.getLayoutParams().height = cardImage.getContext().getResources()
                             .getDimensionPixelSize(R.dimen.card_image_vertical_height);

app/src/main/java/com/keylesspalace/tusky/adapter/StatusViewHolder.java

@@ -16,8 +16,6 @@
 package com.keylesspalace.tusky.adapter;
 
 import android.content.Context;
-import androidx.annotation.Nullable;
-
 import android.text.InputFilter;
 import android.view.View;
 import android.widget.ImageView;
@@ -30,6 +28,7 @@ import com.keylesspalace.tusky.util.SmartLengthInputFilter;
 import com.keylesspalace.tusky.viewdata.StatusViewData;
 import com.squareup.picasso.Picasso;
 
+import androidx.annotation.Nullable;
 import androidx.recyclerview.widget.RecyclerView;
 import at.connyduck.sparkbutton.helpers.Utils;
 
@@ -92,9 +91,7 @@ public class StatusViewHolder extends StatusBaseViewHolder {
             }
 
             rebloggedBar.setOnClickListener(v -> listener.onOpenReblog(getAdapterPosition()));
-
         }
-
     }
 
     private void setRebloggedByDisplayName(final String name) {

app/src/main/java/com/keylesspalace/tusky/components/conversation/ConversationsFragment.kt

@@ -122,7 +122,7 @@ class ConversationsFragment : SFragment(), StatusActionListener, Injectable {
         }
     }
 
-    override fun onViewMedia(position: Int, attachmentIndex: Int, view: View) {
+    override fun onViewMedia(position: Int, attachmentIndex: Int, view: View?) {
         viewModel.conversations.value?.getOrNull(position)?.lastStatus?.let {
             viewMedia(attachmentIndex, it.toStatus(), view)
         }

app/src/main/java/com/keylesspalace/tusky/fragment/NotificationsFragment.java

@@ -47,6 +47,7 @@ import com.keylesspalace.tusky.network.TimelineCases;
 import com.keylesspalace.tusky.util.CollectionUtil;
 import com.keylesspalace.tusky.util.Either;
 import com.keylesspalace.tusky.util.HttpHeaderLink;
+import com.keylesspalace.tusky.util.ListStatusAccessibilityDelegate;
 import com.keylesspalace.tusky.util.ListUtils;
 import com.keylesspalace.tusky.util.PairedList;
 import com.keylesspalace.tusky.util.ThemeUtils;
@@ -186,6 +187,16 @@ public class NotificationsFragment extends SFragment implements
         recyclerView.setHasFixedSize(true);
         layoutManager = new LinearLayoutManager(context);
         recyclerView.setLayoutManager(layoutManager);
+        recyclerView.setAccessibilityDelegateCompat(
+                new ListStatusAccessibilityDelegate(recyclerView, this, (pos) -> {
+                    NotificationViewData notification = notifications.getPairedItem(pos);
+                    // We support replies only for now
+                    if (notification instanceof NotificationViewData.Concrete) {
+                        return ((NotificationViewData.Concrete) notification).getStatusViewData();
+                    } else {
+                        return null;
+                    }
+                }));
 
         recyclerView.addItemDecoration(new DividerItemDecoration(context, DividerItemDecoration.VERTICAL));
 

app/src/main/java/com/keylesspalace/tusky/fragment/SearchFragment.kt

@@ -189,7 +189,7 @@ class SearchFragment : SFragment(), StatusActionListener, Injectable {
         }
     }
 
-    override fun onViewMedia(position: Int, attachmentIndex: Int, view: View) {
+    override fun onViewMedia(position: Int, attachmentIndex: Int, view: View?) {
         val status = searchAdapter.getStatusAtPosition(position) ?: return
         viewMedia(attachmentIndex, status, view)
     }

app/src/main/java/com/keylesspalace/tusky/fragment/TimelineFragment.java

@@ -16,6 +16,7 @@
 package com.keylesspalace.tusky.fragment;
 
 import android.content.Context;
+import android.content.Intent;
 import android.content.SharedPreferences;
 import android.os.Bundle;
 import android.preference.PreferenceManager;
@@ -27,6 +28,8 @@ import android.widget.ProgressBar;
 
 import com.google.android.material.floatingactionbutton.FloatingActionButton;
 import com.google.android.material.tabs.TabLayout;
+import com.keylesspalace.tusky.AccountListActivity;
+import com.keylesspalace.tusky.BaseActivity;
 import com.keylesspalace.tusky.R;
 import com.keylesspalace.tusky.adapter.TimelineAdapter;
 import com.keylesspalace.tusky.appstore.BlockEvent;
@@ -50,6 +53,7 @@ import com.keylesspalace.tusky.repository.TimelineRepository;
 import com.keylesspalace.tusky.repository.TimelineRequestMode;
 import com.keylesspalace.tusky.util.CollectionUtil;
 import com.keylesspalace.tusky.util.Either;
+import com.keylesspalace.tusky.util.ListStatusAccessibilityDelegate;
 import com.keylesspalace.tusky.util.ListUtils;
 import com.keylesspalace.tusky.util.PairedList;
 import com.keylesspalace.tusky.util.StringUtils;
@@ -347,6 +351,8 @@ public class TimelineFragment extends SFragment implements
     }
 
     private void setupRecyclerView() {
+        recyclerView.setAccessibilityDelegateCompat(
+                new ListStatusAccessibilityDelegate(recyclerView, this, statuses::getPairedItem));
         Context context = recyclerView.getContext();
         recyclerView.setHasFixedSize(true);
         layoutManager = new LinearLayoutManager(context);
@@ -630,6 +636,21 @@ public class TimelineFragment extends SFragment implements
         updateAdapter();
     }
 
+
+    @Override
+    public void onShowReblogs(int position) {
+        String statusId = statuses.get(position).asRight().getId();
+        Intent intent = AccountListActivity.newIntent(getContext(), AccountListActivity.Type.REBLOGGED, statusId);
+        ((BaseActivity) getActivity()).startActivityWithSlideInAnimation(intent);
+    }
+
+    @Override
+    public void onShowFavs(int position) {
+        String statusId = statuses.get(position).asRight().getId();
+        Intent intent = AccountListActivity.newIntent(getContext(), AccountListActivity.Type.FAVOURITED, statusId);
+        ((BaseActivity) getActivity()).startActivityWithSlideInAnimation(intent);
+    }
+
     @Override
     public void onLoadMore(int position) {
         //check bounds before accessing list,
@@ -684,7 +705,7 @@ public class TimelineFragment extends SFragment implements
     }
 
     @Override
-    public void onViewMedia(int position, int attachmentIndex, @NonNull View view) {
+    public void onViewMedia(int position, int attachmentIndex, @Nullable View view) {
         Status status = statuses.get(position).asRightOrNull();
         if (status == null) return;
         super.viewMedia(attachmentIndex, status, view);

app/src/main/java/com/keylesspalace/tusky/fragment/ViewThreadFragment.java

@@ -15,37 +15,27 @@
 
 package com.keylesspalace.tusky.fragment;
 
-import androidx.arch.core.util.Function;
-import androidx.lifecycle.Lifecycle;
 import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
 import android.graphics.drawable.Drawable;
 import android.os.Bundle;
 import android.preference.PreferenceManager;
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import com.google.android.material.snackbar.Snackbar;
-import androidx.core.util.Pair;
-import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
-import androidx.recyclerview.widget.DividerItemDecoration;
-import androidx.recyclerview.widget.LinearLayoutManager;
-import androidx.recyclerview.widget.RecyclerView;
-import androidx.recyclerview.widget.SimpleItemAnimator;
 import android.text.TextUtils;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 
+import com.google.android.material.snackbar.Snackbar;
 import com.keylesspalace.tusky.AccountListActivity;
 import com.keylesspalace.tusky.BaseActivity;
 import com.keylesspalace.tusky.BuildConfig;
 import com.keylesspalace.tusky.R;
 import com.keylesspalace.tusky.ViewThreadActivity;
 import com.keylesspalace.tusky.adapter.ThreadAdapter;
-import com.keylesspalace.tusky.appstore.EventHub;
 import com.keylesspalace.tusky.appstore.BlockEvent;
+import com.keylesspalace.tusky.appstore.EventHub;
 import com.keylesspalace.tusky.appstore.FavoriteEvent;
 import com.keylesspalace.tusky.appstore.ReblogEvent;
 import com.keylesspalace.tusky.appstore.StatusComposedEvent;
@@ -57,6 +47,7 @@ import com.keylesspalace.tusky.entity.StatusContext;
 import com.keylesspalace.tusky.interfaces.StatusActionListener;
 import com.keylesspalace.tusky.network.MastodonApi;
 import com.keylesspalace.tusky.network.TimelineCases;
+import com.keylesspalace.tusky.util.ListStatusAccessibilityDelegate;
 import com.keylesspalace.tusky.util.PairedList;
 import com.keylesspalace.tusky.util.SmartLengthInputFilter;
 import com.keylesspalace.tusky.util.ThemeUtils;
@@ -70,6 +61,16 @@ import java.util.Locale;
 
 import javax.inject.Inject;
 
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.arch.core.util.Function;
+import androidx.core.util.Pair;
+import androidx.lifecycle.Lifecycle;
+import androidx.recyclerview.widget.DividerItemDecoration;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+import androidx.recyclerview.widget.SimpleItemAnimator;
+import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
 import io.reactivex.android.schedulers.AndroidSchedulers;
 import retrofit2.Call;
 import retrofit2.Callback;
@@ -147,6 +148,8 @@ public final class ViewThreadFragment extends SFragment implements
         recyclerView.setHasFixedSize(true);
         LinearLayoutManager layoutManager = new LinearLayoutManager(context);
         recyclerView.setLayoutManager(layoutManager);
+        recyclerView.setAccessibilityDelegateCompat(
+                new ListStatusAccessibilityDelegate(recyclerView, this, statuses::getPairedItem));
         DividerItemDecoration divider = new DividerItemDecoration(
                 context, layoutManager.getOrientation());
         recyclerView.addItemDecoration(divider);
@@ -264,7 +267,7 @@ public final class ViewThreadFragment extends SFragment implements
     }
 
     private void updateStatus(int position, Status status) {
-        if(position >= 0 && position < statuses.size()) {
+        if (position >= 0 && position < statuses.size()) {
 
             Status actionableStatus = status.getActionableStatus();
 

app/src/main/java/com/keylesspalace/tusky/interfaces/StatusActionListener.java

@@ -18,14 +18,20 @@ package com.keylesspalace.tusky.interfaces;
 import android.view.View;
 
 import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
 
 public interface StatusActionListener extends LinkListener {
     void onReply(int position);
     void onReblog(final boolean reblog, final int position);
     void onFavourite(final boolean favourite, final int position);
     void onMore(@NonNull View view, final int position);
-    void onViewMedia(int position, int attachmentIndex, @NonNull View view);
+    void onViewMedia(int position, int attachmentIndex, @Nullable View view);
     void onViewThread(int position);
+
+    /**
+     * Open reblog author for the status.
+     * @param position At which position in the list status is located
+     */
     void onOpenReblog(int position);
     void onExpandedChange(boolean expanded, int position);
     void onContentHiddenChange(boolean isShowing, int position);

app/src/main/java/com/keylesspalace/tusky/util/ListStatusAccessibilityDelegate.kt

@@ -0,0 +1,297 @@
+package com.keylesspalace.tusky.util
+
+import android.content.Context
+import android.os.Bundle
+import android.text.Spannable
+import android.text.style.URLSpan
+import android.view.View
+import android.view.accessibility.AccessibilityEvent
+import android.view.accessibility.AccessibilityManager
+import android.widget.ArrayAdapter
+import androidx.appcompat.app.AlertDialog
+import androidx.core.view.AccessibilityDelegateCompat
+import androidx.core.view.accessibility.AccessibilityNodeInfoCompat
+import androidx.core.view.accessibility.AccessibilityNodeInfoCompat.AccessibilityActionCompat
+import androidx.recyclerview.widget.RecyclerView
+import androidx.recyclerview.widget.RecyclerViewAccessibilityDelegate
+import com.keylesspalace.tusky.R
+import com.keylesspalace.tusky.interfaces.StatusActionListener
+import com.keylesspalace.tusky.viewdata.StatusViewData
+
+// Not using lambdas because there's boxing of int then
+interface StatusProvider {
+    fun getStatus(pos: Int): StatusViewData?
+}
+
+class ListStatusAccessibilityDelegate(
+        private val recyclerView: RecyclerView,
+        private val statusActionListener: StatusActionListener,
+        private val statusProvider: StatusProvider
+) : RecyclerViewAccessibilityDelegate(recyclerView) {
+    private val a11yManager = context.getSystemService(Context.ACCESSIBILITY_SERVICE)
+            as AccessibilityManager
+
+    override fun getItemDelegate(): AccessibilityDelegateCompat = itemDelegate
+
+    private val context: Context get() = recyclerView.context
+
+    private val itemDelegate = object : RecyclerViewAccessibilityDelegate.ItemDelegate(this) {
+        override fun onInitializeAccessibilityNodeInfo(host: View,
+                                                       info: AccessibilityNodeInfoCompat) {
+            super.onInitializeAccessibilityNodeInfo(host, info)
+
+            val pos = recyclerView.getChildAdapterPosition(host)
+            val status = statusProvider.getStatus(pos) ?: return
+            if (status is StatusViewData.Concrete) {
+                if (!status.spoilerText.isNullOrEmpty()) {
+                    info.addAction(if (status.isExpanded) collapseCwAction else expandCwAction)
+                }
+
+                info.addAction(replyAction)
+
+                if (status.rebloggingEnabled) {
+                    info.addAction(if (status.isReblogged) unreblogAction else reblogAction)
+                }
+                info.addAction(if (status.isFavourited) unfavouriteAction else favouriteAction)
+
+                val mediaActions = intArrayOf(
+                        R.id.action_open_media_1,
+                        R.id.action_open_media_2,
+                        R.id.action_open_media_3,
+                        R.id.action_open_media_4)
+                for (i in 0 until status.attachments.size) {
+                    info.addAction(AccessibilityActionCompat(
+                            mediaActions[i],
+                            context.getString(R.string.action_open_media_n, i + 1)))
+                }
+
+                info.addAction(openProfileAction)
+                if (getLinks(status).any()) info.addAction(linksAction)
+
+                val mentions = status.mentions
+                if (mentions != null && mentions.isNotEmpty()) info.addAction(mentionsAction)
+
+                if (getHashtags(status).any()) info.addAction(hashtagsAction)
+                if (!status.rebloggedByUsername.isNullOrEmpty()) {
+                    info.addAction(openRebloggerAction)
+                }
+                if (status.reblogsCount > 0) info.addAction(openRebloggedByAction)
+                if (status.favouritesCount > 0) info.addAction(openFavsAction)
+            }
+
+        }
+
+        override fun performAccessibilityAction(host: View, action: Int,
+                                                args: Bundle?): Boolean {
+            val pos = recyclerView.getChildAdapterPosition(host)
+            when (action) {
+                R.id.action_reply -> {
+                    interrupt()
+                    statusActionListener.onReply(pos)
+                }
+                R.id.action_favourite -> statusActionListener.onFavourite(true, pos)
+                R.id.action_unfavourite -> statusActionListener.onFavourite(false, pos)
+                R.id.action_reblog -> statusActionListener.onReblog(true, pos)
+                R.id.action_unreblog -> statusActionListener.onReblog(false, pos)
+                R.id.action_open_profile -> {
+                    interrupt()
+                    statusActionListener.onViewAccount(
+                            (statusProvider.getStatus(pos) as StatusViewData.Concrete).senderId)
+                }
+                R.id.action_open_media_1 -> {
+                    interrupt()
+                    statusActionListener.onViewMedia(pos, 0, null)
+                }
+                R.id.action_open_media_2 -> {
+                    interrupt()
+                    statusActionListener.onViewMedia(pos, 1, null)
+                }
+                R.id.action_open_media_3 -> {
+                    interrupt()
+                    statusActionListener.onViewMedia(pos, 2, null)
+                }
+                R.id.action_open_media_4 -> {
+                    interrupt()
+                    statusActionListener.onViewMedia(pos, 3, null)
+                }
+                R.id.action_expand_cw -> {
+                    statusActionListener.onExpandedChange(true, pos)
+                    // Stop and restart narrator before it reads old description.
+                    // Would be nice if we could *just* read the content here but doesn't seem
+                    // to be possible.
+                    forceFocus(host)
+                }
+                R.id.action_collapse_cw -> {
+                    statusActionListener.onExpandedChange(false, pos)
+                    interrupt()
+                }
+                R.id.action_links -> showLinksDialog(host)
+                R.id.action_mentions -> showMentionsDialog(host)
+                R.id.action_hashtags -> showHashtagsDialog(host)
+                R.id.action_open_reblogger -> {
+                    interrupt()
+                    statusActionListener.onOpenReblog(pos)
+                }
+                R.id.action_open_reblogged_by -> {
+                    interrupt()
+                    statusActionListener.onShowReblogs(pos)
+                }
+                R.id.action_open_faved_by -> {
+                    interrupt()
+                    statusActionListener.onShowFavs(pos)
+                }
+                else -> return super.performAccessibilityAction(host, action, args)
+            }
+            return true
+        }
+
+
+        private fun showLinksDialog(host: View) {
+            val status = getStatus(host) as? StatusViewData.Concrete ?: return
+            val links = getLinks(status).toList()
+            val textLinks = links.map { item -> item.link }
+            AlertDialog.Builder(host.context)
+                    .setTitle(R.string.title_links_dialog)
+                    .setAdapter(ArrayAdapter<String>(
+                            host.context,
+                            android.R.layout.simple_list_item_1,
+                            textLinks)
+                    ) { _, which -> LinkHelper.openLink(links[which].link, host.context) }
+                    .show()
+                    .let { forceFocus(it.listView) }
+        }
+
+        private fun showMentionsDialog(host: View) {
+            val status = getStatus(host) as? StatusViewData.Concrete ?: return
+            val mentions = status.mentions ?: return
+            val stringMentions = mentions.map { it.username }
+            AlertDialog.Builder(host.context)
+                    .setTitle(R.string.title_mentions_dialog)
+                    .setAdapter(ArrayAdapter<CharSequence>(host.context,
+                            android.R.layout.simple_list_item_1, stringMentions)
+                    ) { _, which ->
+                        statusActionListener.onViewAccount(mentions[which].id)
+                    }
+                    .show()
+                    .let { forceFocus(it.listView) }
+        }
+
+        private fun showHashtagsDialog(host: View) {
+            val status = getStatus(host) as? StatusViewData.Concrete ?: return
+            val tags = getHashtags(status).map { it.subSequence(1, it.length) }.toList()
+            AlertDialog.Builder(host.context)
+                    .setTitle(R.string.title_hashtags_dialog)
+                    .setAdapter(ArrayAdapter<CharSequence>(host.context,
+                            android.R.layout.simple_list_item_1, tags)
+                    ) { _, which ->
+                        statusActionListener.onViewTag(tags[which].toString())
+                    }
+                    .show()
+                    .let { forceFocus(it.listView) }
+        }
+
+        private fun getStatus(childView: View): StatusViewData {
+            return statusProvider.getStatus(recyclerView.getChildAdapterPosition(childView))!!
+        }
+    }
+
+
+    private fun getLinks(status: StatusViewData.Concrete): Sequence<LinkSpanInfo> {
+        val content = status.content
+        return if (content is Spannable) {
+            content.getSpans(0, content.length, URLSpan::class.java)
+                    .asSequence()
+                    .map { span ->
+                        val text = content.subSequence(
+                                content.getSpanStart(span),
+                                content.getSpanEnd(span))
+                        if (isHashtag(text)) null else LinkSpanInfo(text.toString(), span.url)
+                    }
+                    .filterNotNull()
+        } else {
+            emptySequence()
+        }
+    }
+
+    private fun getHashtags(status: StatusViewData.Concrete): Sequence<CharSequence> {
+        val content = status.content
+        return content.getSpans(0, content.length, Object::class.java)
+                .asSequence()
+                .map { span ->
+                    content.subSequence(content.getSpanStart(span), content.getSpanEnd(span))
+                }
+                .filter(this::isHashtag)
+    }
+
+    private fun forceFocus(host: View) {
+        interrupt()
+        host.post {
+            host.sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_ACCESSIBILITY_FOCUSED)
+        }
+    }
+
+    private fun interrupt() {
+        a11yManager.interrupt()
+    }
+
+
+    private fun isHashtag(text: CharSequence) = text.startsWith("#")
+
+    private val collapseCwAction = AccessibilityActionCompat(
+            R.id.action_collapse_cw,
+            context.getString(R.string.status_content_warning_show_less))
+
+    private val expandCwAction = AccessibilityActionCompat(
+            R.id.action_expand_cw,
+            context.getString(R.string.status_content_warning_show_more))
+
+    private val replyAction = AccessibilityActionCompat(
+            R.id.action_reply,
+            context.getString(R.string.action_reply))
+
+    private val unreblogAction = AccessibilityActionCompat(
+            R.id.action_unreblog,
+            context.getString(R.string.action_unreblog))
+
+    private val reblogAction = AccessibilityActionCompat(
+            R.id.action_reblog,
+            context.getString(R.string.action_reblog))
+
+    private val unfavouriteAction = AccessibilityActionCompat(
+            R.id.action_unfavourite,
+            context.getString(R.string.action_unfavourite))
+
+    private val favouriteAction = AccessibilityActionCompat(
+            R.id.action_favourite,
+            context.getString(R.string.action_favourite))
+
+    private val openProfileAction = AccessibilityActionCompat(
+            R.id.action_open_profile,
+            context.getString(R.string.action_view_profile))
+
+    private val linksAction = AccessibilityActionCompat(
+            R.id.action_links,
+            context.getString(R.string.action_links))
+
+    private val mentionsAction = AccessibilityActionCompat(
+            R.id.action_mentions,
+            context.getString(R.string.action_mentions))
+
+    private val hashtagsAction = AccessibilityActionCompat(
+            R.id.action_hashtags,
+            context.getString(R.string.action_hashtags))
+
+    private val openRebloggerAction = AccessibilityActionCompat(
+            R.id.action_open_reblogger,
+            context.getString(R.string.action_open_reblogger))
+
+    private val openRebloggedByAction = AccessibilityActionCompat(
+            R.id.action_open_reblogged_by,
+            context.getString(R.string.action_open_reblogged_by))
+
+    private val openFavsAction = AccessibilityActionCompat(
+            R.id.action_open_faved_by,
+            context.getString(R.string.action_open_faved_by))
+
+    private data class LinkSpanInfo(val text: String, val link: String)
+}

app/src/main/java/com/keylesspalace/tusky/viewdata/StatusViewData.java

@@ -54,8 +54,8 @@ public abstract class StatusViewData {
 
         private final String id;
         private final Spanned content;
-        private final boolean reblogged;
+        final boolean reblogged;
-        private final boolean favourited;
+        final boolean favourited;
         @Nullable
         private final String spoilerText;
         private final Status.Visibility visibility;
@@ -65,7 +65,7 @@ public abstract class StatusViewData {
         @Nullable
         private final String rebloggedAvatar;
         private final boolean isSensitive;
-        private final boolean isExpanded;
+        final boolean isExpanded;
         private final boolean isShowingContent;
         private final String userFullName;
         private final String nickname;
@@ -86,7 +86,7 @@ public abstract class StatusViewData {
         @Nullable
         private final Card card;
         private final boolean isCollapsible; /** Whether the status meets the requirement to be collapse */
-        private final boolean isCollapsed; /** Whether the status is shown partially or fully */
+        final boolean isCollapsed; /** Whether the status is shown partially or fully */
 
         public Concrete(String id, Spanned content, boolean reblogged, boolean favourited,
                         @Nullable String spoilerText, Status.Visibility visibility, List<Attachment> attachments,

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

@@ -8,6 +8,7 @@
     android:layout_height="wrap_content"
     android:clipChildren="false"
     android:clipToPadding="false"
+    android:focusable="true"
     android:paddingLeft="14dp"
     android:paddingRight="14dp">
 
@@ -19,6 +20,7 @@
         android:drawableStart="?attr/status_reblog_small_drawable"
         android:drawablePadding="6dp"
         android:gravity="center_vertical"
+        android:importantForAccessibility="no"
         android:paddingStart="38dp"
         android:textColor="?android:textColorTertiary"
         android:textSize="?attr/status_text_medium"
@@ -35,6 +37,7 @@
         android:layout_height="48dp"
         android:layout_marginTop="14dp"
         android:contentDescription="@string/action_view_profile"
+        android:importantForAccessibility="no"
         android:scaleType="centerCrop"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toBottomOf="@id/status_reblogged"
@@ -45,6 +48,7 @@
         android:layout_width="24dp"
         android:layout_height="24dp"
         android:contentDescription="@null"
+        android:importantForAccessibility="no"
         android:visibility="gone"
         app:layout_constraintBottom_toBottomOf="@id/status_avatar"
         app:layout_constraintEnd_toEndOf="@id/status_avatar"
@@ -58,6 +62,7 @@
         android:layout_marginStart="14dp"
         android:layout_marginTop="10dp"
         android:ellipsize="end"
+        android:importantForAccessibility="no"
         android:maxLines="1"
         android:paddingEnd="@dimen/status_display_name_padding_end"
         android:textColor="?android:textColorPrimary"
@@ -75,6 +80,7 @@
         android:layout_width="0dp"
         android:layout_height="wrap_content"
         android:ellipsize="end"
+        android:importantForAccessibility="no"
         android:maxLines="1"
         android:textColor="?android:textColorSecondary"
         android:textSize="?attr/status_text_medium"
@@ -88,6 +94,7 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_marginStart="4dp"
+        android:importantForAccessibility="no"
         android:textColor="?android:textColorSecondary"
         android:textSize="?attr/status_text_medium"
         app:layout_constraintEnd_toEndOf="parent"
@@ -98,6 +105,7 @@
         android:id="@+id/status_content_warning_description"
         android:layout_width="0dp"
         android:layout_height="wrap_content"
+        android:importantForAccessibility="no"
         android:lineSpacingMultiplier="1.1"
         android:textColor="?android:textColorPrimary"
         android:textSize="?attr/status_text_medium"
@@ -115,6 +123,7 @@
         android:layout_marginTop="4dp"
         android:layout_marginBottom="4dp"
         android:background="?attr/content_warning_button"
+        android:importantForAccessibility="no"
         android:minWidth="150dp"
         android:minHeight="0dp"
         android:paddingLeft="16dp"
@@ -136,6 +145,7 @@
         android:layout_height="wrap_content"
         android:layout_marginTop="8dp"
         android:focusable="true"
+        android:importantForAccessibility="no"
         android:lineSpacingMultiplier="1.1"
         android:textColor="?android:textColorPrimary"
         android:textSize="?attr/status_text_medium"
@@ -151,6 +161,7 @@
         android:layout_marginTop="4dp"
         android:layout_marginBottom="4dp"
         android:background="?attr/content_warning_button"
+        android:importantForAccessibility="no"
         android:minWidth="150dp"
         android:minHeight="0dp"
         android:paddingLeft="16dp"
@@ -171,6 +182,7 @@
         android:layout_width="0dp"
         android:layout_height="wrap_content"
         android:layout_marginTop="@dimen/status_media_preview_margin_top"
+        android:importantForAccessibility="noHideDescendants"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="@id/status_display_name"
         app:layout_constraintTop_toBottomOf="@id/button_toggle_content"
@@ -287,6 +299,7 @@
             android:layout_height="0dp"
             android:background="?attr/sensitive_media_warning_background_color"
             android:gravity="center"
+            android:importantForAccessibility="no"
             android:lineSpacingMultiplier="1.2"
             android:orientation="vertical"
             android:padding="8dp"
@@ -307,6 +320,7 @@
             android:background="?attr/selectableItemBackground"
             android:drawablePadding="4dp"
             android:gravity="center_vertical"
+            android:importantForAccessibility="no"
             android:textSize="?attr/status_text_medium"
             android:visibility="gone"
             app:layout_constraintStart_toStartOf="parent"
@@ -322,6 +336,7 @@
         android:layout_marginTop="4dp"
         android:layout_marginBottom="4dp"
         android:contentDescription="@string/action_reply"
+        android:importantForAccessibility="no"
         android:padding="4dp"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toStartOf="@id/status_reblog"
@@ -336,6 +351,7 @@
         android:layout_height="30dp"
         android:clipToPadding="false"
         android:contentDescription="@string/action_reblog"
+        android:importantForAccessibility="no"
         android:padding="4dp"
         app:layout_constraintEnd_toStartOf="@id/status_favourite"
         app:layout_constraintStart_toEndOf="@id/status_reply"
@@ -352,6 +368,7 @@
         android:layout_height="30dp"
         android:clipToPadding="false"
         android:contentDescription="@string/action_favourite"
+        android:importantForAccessibility="no"
         android:padding="4dp"
         app:layout_constraintEnd_toStartOf="@id/status_more"
         app:layout_constraintStart_toEndOf="@id/status_reblog"
@@ -369,6 +386,7 @@
         android:layout_height="30dp"
         android:layout_marginEnd="8dp"
         android:contentDescription="@string/action_more"
+        android:importantForAccessibility="no"
         android:padding="4dp"
         app:layout_constraintBottom_toBottomOf="@id/status_reply"
         app:layout_constraintEnd_toEndOf="parent"

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

@@ -18,6 +18,7 @@
         android:layout_marginTop="14dp"
         android:layout_marginEnd="14dp"
         android:contentDescription="@string/action_view_profile"
+        android:importantForAccessibility="no"
         android:scaleType="centerCrop"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent"
@@ -31,6 +32,7 @@
         android:layout_marginTop="10dp"
         android:layout_marginEnd="14dp"
         android:ellipsize="end"
+        android:importantForAccessibility="no"
         android:maxLines="1"
         android:textColor="?android:textColorPrimary"
         android:textSize="?attr/status_text_medium"
@@ -53,6 +55,7 @@
         android:layout_marginTop="4dp"
         android:layout_marginEnd="14dp"
         android:ellipsize="end"
+        android:importantForAccessibility="no"
         android:maxLines="1"
         android:textColor="?android:textColorSecondary"
         android:textSize="?attr/status_text_medium"
@@ -69,6 +72,7 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_marginTop="8dp"
+        android:importantForAccessibility="no"
         android:lineSpacingMultiplier="1.1"
         android:textColor="?android:textColorPrimary"
         android:textSize="?attr/status_text_large"
@@ -83,6 +87,7 @@
         android:layout_marginTop="4dp"
         android:layout_marginBottom="4dp"
         android:background="?attr/content_warning_button"
+        android:importantForAccessibility="no"
         android:minWidth="160dp"
         android:minHeight="0dp"
         android:paddingLeft="16dp"
@@ -103,6 +108,7 @@
         android:layout_marginTop="4dp"
         android:layout_marginBottom="4dp"
         android:focusable="true"
+        android:importantForAccessibility="no"
         android:lineSpacingMultiplier="1.1"
         android:textColor="?android:textColorPrimary"
         android:textSize="?attr/status_text_large"
@@ -180,6 +186,7 @@
         android:layout_height="wrap_content"
         android:layout_marginTop="12dp"
         android:layout_marginBottom="4dp"
+        android:importantForAccessibility="noHideDescendants"
         app:layout_constraintTop_toBottomOf="@id/card_view">
 
         <com.keylesspalace.tusky.view.MediaPreviewImageView
@@ -326,6 +333,7 @@
         android:layout_height="wrap_content"
         android:layout_marginTop="10dp"
         android:drawablePadding="4dp"
+        android:importantForAccessibility="no"
         android:textColor="?android:textColorTertiary"
         android:textSize="?attr/status_text_medium"
         app:layout_constraintLeft_toLeftOf="parent"
@@ -339,6 +347,7 @@
         android:layout_height="1dp"
         android:layout_below="@id/status_timestamp_info"
         android:layout_marginTop="6dp"
+        android:importantForAccessibility="no"
         android:background="?android:attr/listDivider"
         android:paddingStart="16dp"
         android:paddingEnd="16dp"
@@ -350,6 +359,7 @@
         android:layout_height="wrap_content"
         android:layout_marginTop="6dp"
         android:background="?attr/selectableItemBackground"
+        android:importantForAccessibility="no"
         android:padding="4dp"
         android:textSize="?attr/status_text_medium"
         app:layout_constraintStart_toStartOf="@id/status_info_divider"
@@ -364,6 +374,7 @@
         android:layout_marginStart="12dp"
         android:layout_marginTop="6dp"
         android:background="?attr/selectableItemBackground"
+        android:importantForAccessibility="no"
         android:padding="4dp"
         android:textSize="?attr/status_text_medium"
         app:layout_constraintStart_toEndOf="@id/status_reblogs"
@@ -384,6 +395,7 @@
         android:layout_width="match_parent"
         android:layout_height="1dp"
         android:layout_marginTop="6dp"
+        android:importantForAccessibility="no"
         android:background="?android:attr/listDivider"
         android:paddingStart="16dp"
         android:paddingEnd="16dp"
@@ -397,6 +409,7 @@
         android:layout_marginTop="4dp"
         android:layout_marginBottom="4dp"
         android:contentDescription="@string/action_reply"
+        android:importantForAccessibility="no"
         android:padding="4dp"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toStartOf="@id/status_reblog"
@@ -411,6 +424,7 @@
         android:layout_height="40dp"
         android:clipToPadding="false"
         android:contentDescription="@string/action_reblog"
+        android:importantForAccessibility="no"
         android:padding="4dp"
         app:layout_constraintEnd_toStartOf="@id/status_favourite"
         app:layout_constraintStart_toEndOf="@id/status_reply"
@@ -427,6 +441,7 @@
         android:layout_height="40dp"
         android:clipToPadding="false"
         android:contentDescription="@string/action_favourite"
+        android:importantForAccessibility="no"
         android:padding="4dp"
         app:layout_constraintEnd_toStartOf="@id/status_more"
         app:layout_constraintStart_toEndOf="@id/status_reblog"
@@ -443,6 +458,7 @@
         android:layout_width="32dp"
         android:layout_height="32dp"
         android:contentDescription="@string/action_more"
+        android:importantForAccessibility="no"
         android:padding="4dp"
         app:layout_constraintBottom_toBottomOf="@id/status_reply"
         app:layout_constraintEnd_toEndOf="parent"

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

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <item name="action_expand_collapse_cw" type="id" />
+    <item name="action_reply" type="id" />
+    <item name="action_favourite" type="id" />
+    <item name="action_unfavourite" type="id" />
+    <item name="action_reblog" type="id" />
+    <item name="action_unreblog" type="id" />
+    <item name="action_open_profile" type="id" />
+    <item name="action_open_media_1" type="id" />
+    <item name="action_open_media_2" type="id" />
+    <item name="action_open_media_3" type="id" />
+    <item name="action_open_media_4" type="id" />
+    <item name="action_open_mention" type="id" />
+    <item name="action_expand_cw" type="id" />
+    <item name="action_collapse_cw" type="id" />
+    <item name="action_links" type="id" />
+    <item name="action_mentions" type="id" />
+    <item name="action_hashtags" type="id" />
+    <item name="action_open_reblogger" type="id" />
+    <item name="action_open_reblogged_by" type="id" />
+    <item name="action_open_faved_by" type="id" />
+</resources>

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

@@ -67,7 +67,9 @@
     <string name="action_quick_reply">Quick Reply</string>
     <string name="action_reply">Reply</string>
     <string name="action_reblog">Boost</string>
+    <string name="action_unreblog">Remove boost</string>
     <string name="action_favourite">Favourite</string>
+    <string name="action_unfavourite">Remove favourite</string>
     <string name="action_more">More</string>
     <string name="action_compose">Compose</string>
     <string name="action_login">Login with Mastodon</string>
@@ -114,6 +116,17 @@
     <string name="action_content_warning">Content warning</string>
     <string name="action_emoji_keyboard">Emoji keyboard</string>
     <string name="action_add_tab">Add Tab</string>
+    <string name="action_links">Links</string>
+    <string name="action_mentions">Mentions</string>
+    <string name="action_hashtags">Hashtags</string>
+    <string name="action_open_reblogger">Open boost author</string>
+    <string name="action_open_reblogged_by">Show boosts</string>
+    <string name="action_open_faved_by">Show favourites</string>
+
+    <string name="title_hashtags_dialog">Hashtags</string>
+    <string name="title_mentions_dialog">Mentions</string>
+    <string name="title_links_dialog">Links</string>
+    <string name="action_open_media_n">Open media #%d</string>
 
     <string name="download_image">Downloading %1$s</string>
 
@@ -387,4 +400,36 @@
     <string name="max_tab_number_reached">maximum of %1$d tabs reached</string>
 
 
+    <string name="description_status_media">
+        Media: %s
+    </string>
+    <string name="description_status_cw">
+        Content warning: %s
+    </string>
+    <string name="description_status_media_no_description_placeholder">
+        No description
+    </string>
+    <string name="description_status_reblogged">
+        Reblogged
+    </string>
+    <string name="description_status_favourited">
+        Favourited
+    </string>
+    <string name="description_visiblity_public">
+        Public
+    </string>
+    <string name="description_visiblity_unlisted">
+        Unlisted
+    </string>
+    <string name="description_visiblity_private">
+        Followers
+    </string>
+    <string name="description_visiblity_direct">
+        Direct
+    </string>
+    <string name="description_status">
+        <!-- Display name, cw?, content?, relative date, reposted by?, reposted?, favorited?, username, media?; visibility, fav number?, reblog number?-->
+        %s; %s; %s, %s, %s; %s, %s, %s, %s; %s, %s, %s
+    </string>
+
 </resources>