From 0210bcaeb6b8a8a24aacbcac4e4c9f67255fcbad Mon Sep 17 00:00:00 2001
From: r-ca <nem@nem.x0.to>
Date: Sun, 28 Jan 2024 14:07:23 +0900
Subject: [PATCH] =?UTF-8?q?=E3=82=BF=E3=82=A4=E3=83=88=E3=83=AB=E3=82=92?=
 =?UTF-8?q?=E8=A1=A8=E7=A4=BA=E3=81=A7=E3=81=8D=E3=82=8B=E3=82=88=E3=81=86?=
 =?UTF-8?q?=E3=81=AB=20WIP?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../lacerta/component/viewer/ViewerContainerFragment.java   | 6 +++++-
 .../lacerta/component/viewer/ViewerViewPagerAdapter.java    | 6 ++++++
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/component/viewer/src/main/java/one/nem/lacerta/component/viewer/ViewerContainerFragment.java b/component/viewer/src/main/java/one/nem/lacerta/component/viewer/ViewerContainerFragment.java
index c868d27f..220e23fe 100644
--- a/component/viewer/src/main/java/one/nem/lacerta/component/viewer/ViewerContainerFragment.java
+++ b/component/viewer/src/main/java/one/nem/lacerta/component/viewer/ViewerContainerFragment.java
@@ -13,6 +13,7 @@ import android.widget.Toast;
 
 import com.google.android.material.dialog.MaterialAlertDialogBuilder;
 import com.google.android.material.tabs.TabLayout;
+import com.google.android.material.tabs.TabLayoutMediator;
 import com.google.android.material.textfield.TextInputEditText;
 import com.google.android.material.textfield.TextInputLayout;
 
@@ -102,6 +103,10 @@ public class ViewerContainerFragment extends Fragment {
         ViewerViewPagerAdapter viewerViewPagerAdapter = new ViewerViewPagerAdapter(requireActivity());
         viewPager.setAdapter(viewerViewPagerAdapter);
 
+        // Init tab layout
+        TabLayout tabLayout = view.findViewById(R.id.tab_layout);
+        new TabLayoutMediator(tabLayout, viewPager, (tab, position) -> tab.setText(viewerViewPagerAdapter.getTabTitle(position))).attach();
+
         // Init toolbar
         Toolbar toolbar = view.findViewById(R.id.toolbar);
         initToolbar(toolbar, true, documentName);
@@ -119,7 +124,6 @@ public class ViewerContainerFragment extends Fragment {
             });
         } else {
             logger.debug("ViewerContainerFragment", "hasCombined: " + hasCombined);
-            TabLayout tabLayout = view.findViewById(R.id.tab_layout);
             tabLayout.setVisibility(View.GONE);
             viewerViewPagerAdapter.addFragment(ViewerBodyFragment.newInstance(documentId, documentName), documentName);
         }
diff --git a/component/viewer/src/main/java/one/nem/lacerta/component/viewer/ViewerViewPagerAdapter.java b/component/viewer/src/main/java/one/nem/lacerta/component/viewer/ViewerViewPagerAdapter.java
index cdf742b0..e3f998fe 100644
--- a/component/viewer/src/main/java/one/nem/lacerta/component/viewer/ViewerViewPagerAdapter.java
+++ b/component/viewer/src/main/java/one/nem/lacerta/component/viewer/ViewerViewPagerAdapter.java
@@ -1,6 +1,7 @@
 package one.nem.lacerta.component.viewer;
 
 import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
 import androidx.fragment.app.Fragment;
 import androidx.fragment.app.FragmentActivity;
 import androidx.fragment.app.FragmentManager;
@@ -35,4 +36,9 @@ public class ViewerViewPagerAdapter extends FragmentStateAdapter {
     public int getItemCount() {
         return fragmentArrayList == null ? 0 : fragmentArrayList.size();
     }
+
+    @Nullable
+    public CharSequence getTabTitle(int position) {
+        return fragmentTitleList.get(position);
+    }
 }