single fab for home tabs

closes sk22#415

mastodon/src/main/java/org/joinmastodon/android/fragments/BaseStatusListFragment.java

@@ -80,6 +80,7 @@ public abstract class BaseStatusListFragment<T extends DisplayItemsParent> exten
 	protected HashMap<String, Relationship> relationships=new HashMap<>();
 	protected Rect tmpRect=new Rect();
 	protected TypedObjectPool<MediaGridStatusDisplayItem.GridItemType, MediaAttachmentViewController> attachmentViewsPool=new TypedObjectPool<>(this::makeNewMediaAttachmentView);
+	protected boolean fabDisabled;
 
 	public BaseStatusListFragment(){
 		super(20);
@@ -102,8 +103,6 @@ public abstract class BaseStatusListFragment<T extends DisplayItemsParent> exten
 			setRetainInstance(true);
 	}
 
-
-
 	@Override
 	protected RecyclerView.Adapter getAdapter(){
 		return adapter=new DisplayItemsAdapter();
@@ -271,37 +270,55 @@ public abstract class BaseStatusListFragment<T extends DisplayItemsParent> exten
 		});
 	}
 
+	public @Nullable View getFab() {
+		if (getParentFragment() instanceof HomeTabFragment home) return home.getFab();
+		else return fab;
+	}
+
+	public void animateFab(boolean show) {
+		View fab = getFab();
+		if (fab == null) return;
+		if (show && fab.getVisibility() != View.VISIBLE) {
+			fab.setVisibility(View.VISIBLE);
+			TranslateAnimation animate = new TranslateAnimation(
+					0,
+					0,
+					fab.getHeight() * 2,
+					0);
+			animate.setDuration(300);
+			fab.startAnimation(animate);
+		} else if (!show && fab.getVisibility() == View.VISIBLE) {
+			TranslateAnimation animate = new TranslateAnimation(
+					0,
+					0,
+					0,
+					fab.getHeight() * 2);
+			animate.setDuration(300);
+			fab.startAnimation(animate);
+			fab.setVisibility(View.INVISIBLE);
+			scrollDiff = 0;
+		}
+	}
+
 	@Override
 	public void onViewCreated(View view, Bundle savedInstanceState){
 		super.onViewCreated(view, savedInstanceState);
 		fab=view.findViewById(R.id.fab);
+		fabDisabled = getArguments().getBoolean("__is_tab", false);
+
 		list.addOnScrollListener(new RecyclerView.OnScrollListener(){
 			@Override
 			public void onScrolled(@NonNull RecyclerView recyclerView, int dx, int dy){
 				if(currentPhotoViewer!=null)
 					currentPhotoViewer.offsetView(-dx, -dy);
 
+				View fab = getFab();
 				if (fab!=null && GlobalUserPreferences.autoHideFab) {
 					if (dy > 0 && fab.getVisibility() == View.VISIBLE) {
-						TranslateAnimation animate = new TranslateAnimation(
+						animateFab(false);
-								0,
-								0,
-								0,
-								fab.getHeight() * 2);
-						animate.setDuration(300);
-						fab.startAnimation(animate);
-						fab.setVisibility(View.INVISIBLE);
-						scrollDiff = 0;
 					} else if (dy < 0 && fab.getVisibility() != View.VISIBLE) {
 						if (list.getChildAt(0).getTop() == 0 || scrollDiff > 400) {
-							fab.setVisibility(View.VISIBLE);
+							animateFab(true);
-							TranslateAnimation animate = new TranslateAnimation(
-									0,
-									0,
-									fab.getHeight() * 2,
-									0);
-							animate.setDuration(300);
-							fab.startAnimation(animate);
 							scrollDiff = 0;
 						} else {
 							scrollDiff += Math.abs(dy);
@@ -344,10 +361,12 @@ public abstract class BaseStatusListFragment<T extends DisplayItemsParent> exten
 		((UsableRecyclerView) list).setIncludeMarginsInItemHitbox(true);
 		updateToolbar();
 
-		if (withComposeButton()) {
+		if (withComposeButton() && !fabDisabled) {
 			fab.setVisibility(View.VISIBLE);
 			fab.setOnClickListener(this::onFabClick);
 			fab.setOnLongClickListener(this::onFabLongClick);
+		} else if (fab != null) {
+			fab.setVisibility(View.GONE);
 		}
 	}
 
@@ -656,13 +675,13 @@ public abstract class BaseStatusListFragment<T extends DisplayItemsParent> exten
 			currentPhotoViewer.onPause();
 	}
 
-	protected void onFabClick(View v){
+	public void onFabClick(View v){
 		Bundle args=new Bundle();
 		args.putString("account", accountID);
 		Nav.go(getActivity(), ComposeFragment.class, args);
 	}
 
-	protected boolean onFabLongClick(View v) {
+	public boolean onFabLongClick(View v) {
 		return UiUtils.pickAccountForCompose(getActivity(), accountID);
 	}
 

mastodon/src/main/java/org/joinmastodon/android/fragments/HashtagTimelineFragment.java

@@ -138,12 +138,12 @@ public class HashtagTimelineFragment extends PinnableStatusListFragment {
 	}
 
 	@Override
-	protected boolean onFabLongClick(View v) {
+	public boolean onFabLongClick(View v) {
 		return UiUtils.pickAccountForCompose(getActivity(), accountID, '#'+hashtag+' ');
 	}
 
 	@Override
-	protected void onFabClick(View v){
+	public void onFabClick(View v){
 		Bundle args=new Bundle();
 		args.putString("account", accountID);
 		args.putString("prefilledText", '#'+hashtag+' ');

mastodon/src/main/java/org/joinmastodon/android/fragments/HomeTabFragment.java

@@ -24,6 +24,7 @@ import android.view.ViewParent;
 import android.view.ViewTreeObserver;
 import android.widget.Button;
 import android.widget.FrameLayout;
+import android.widget.ImageButton;
 import android.widget.ImageView;
 import android.widget.PopupMenu;
 import android.widget.TextView;
@@ -98,6 +99,7 @@ public class HomeTabFragment extends MastodonToolbarFragment implements Scrollab
 	private PopupMenu overflowPopup;
 	private View overflowActionView = null;
 	private boolean announcementsBadged, settingsBadged;
+	private ImageButton fab;
 
 	@Override
 	public void onCreate(Bundle savedInstanceState) {
@@ -122,6 +124,10 @@ public class HomeTabFragment extends MastodonToolbarFragment implements Scrollab
 	@Override
 	public View onCreateContentView(LayoutInflater inflater, ViewGroup container, Bundle bundle) {
 		FrameLayout view = new FrameLayout(getContext());
+		inflater.inflate(R.layout.compose_fab, view);
+		fab = view.findViewById(R.id.fab);
+		fab.setOnClickListener(this::onFabClick);
+		fab.setOnLongClickListener(this::onFabLongClick);
 		pager = new ViewPager2(getContext());
 		toolbarFrame = (FrameLayout) LayoutInflater.from(getContext()).inflate(R.layout.home_toolbar, getToolbar(), false);
 
@@ -280,6 +286,20 @@ public class HomeTabFragment extends MastodonToolbarFragment implements Scrollab
 		}).exec(accountID);
 	}
 
+	private void onFabClick(View v){
+		if (fragments[pager.getCurrentItem()] instanceof BaseStatusListFragment<?> l) {
+			l.onFabClick(v);
+		}
+	}
+
+	private boolean onFabLongClick(View v) {
+		if (fragments[pager.getCurrentItem()] instanceof BaseStatusListFragment<?> l) {
+			return l.onFabLongClick(v);
+		} else {
+			return false;
+		}
+	}
+
 	private void addListsToOverflowMenu() {
 		Context ctx = getContext();
 		listsMenu.clear();
@@ -430,6 +450,7 @@ public class HomeTabFragment extends MastodonToolbarFragment implements Scrollab
 	private void updateSwitcherIcon(int i) {
 		timelineIcon.setImageResource(timelines[i].getIcon().iconRes);
 		timelineTitle.setText(timelines[i].getTitle(getContext()));
+		if (fragments[i] instanceof BaseStatusListFragment<?> l) l.animateFab(true);
 	}
 
 	@Override
@@ -657,6 +678,10 @@ public class HomeTabFragment extends MastodonToolbarFragment implements Scrollab
 		return hashtagsItems.values();
 	}
 
+	public ImageButton getFab() {
+		return fab;
+	}
+
 	private class HomePagerAdapter extends RecyclerView.Adapter<SimpleViewHolder> {
 		@NonNull
 		@Override

mastodon/src/main/java/org/joinmastodon/android/fragments/ListTimelineFragment.java

@@ -152,7 +152,7 @@ public class ListTimelineFragment extends PinnableStatusListFragment {
     }
 
     @Override
-    protected void onFabClick(View v){
+    public void onFabClick(View v){
         Bundle args=new Bundle();
         args.putString("account", accountID);
         Nav.go(getActivity(), ComposeFragment.class, args);

mastodon/src/main/java/org/joinmastodon/android/fragments/ScheduledStatusListFragment.java

@@ -56,7 +56,7 @@ public class ScheduledStatusListFragment extends BaseStatusListFragment<Schedule
 	}
 
 	@Override
-	protected void onFabClick(View v) {
+	public void onFabClick(View v) {
 		Bundle args=new Bundle();
 		args.putString("account", accountID);
 		args.putSerializable("scheduledAt", CreateStatus.getDraftInstant());
@@ -64,7 +64,7 @@ public class ScheduledStatusListFragment extends BaseStatusListFragment<Schedule
 	}
 
 	@Override
-	protected boolean onFabLongClick(View v) {
+	public boolean onFabLongClick(View v) {
 		Bundle args=new Bundle();
 		args.putString("account", accountID);
 		args.putSerializable("scheduledAt", CreateStatus.getDraftInstant());