From 05997eafe17d177c3c443a99c54a88843a3e2abf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E3=82=8D=E3=82=80=E3=81=AD=E3=81=93?= <nem@nem.x0.to>
Date: Mon, 22 Jan 2024 11:26:11 +0900
Subject: [PATCH] =?UTF-8?q?=E3=83=95=E3=83=A9=E3=82=B0=E3=83=A1=E3=83=B3?=
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---
 .../java/one/nem/lacerta/MainActivity.java    | 36 +++++++++++++++++++
 .../lacerta/feature/home/HomeTopFragment.java |  8 +++++
 2 files changed, 44 insertions(+)

diff --git a/app/src/main/java/one/nem/lacerta/MainActivity.java b/app/src/main/java/one/nem/lacerta/MainActivity.java
index 84d15b35..66985ad0 100644
--- a/app/src/main/java/one/nem/lacerta/MainActivity.java
+++ b/app/src/main/java/one/nem/lacerta/MainActivity.java
@@ -1,6 +1,7 @@
 package one.nem.lacerta;
 
 import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.Toolbar;
 import androidx.core.content.ContextCompat;
 import androidx.fragment.app.FragmentManager;
 import androidx.navigation.NavController;
@@ -17,6 +18,7 @@ import android.widget.Toast;
 import one.nem.lacerta.model.pref.FeatureSwitchOverride;
 import one.nem.lacerta.utils.FeatureSwitch;
 
+import com.google.android.material.appbar.AppBarLayout;
 import com.google.android.material.bottomnavigation.BottomNavigationView;
 
 
@@ -68,6 +70,40 @@ public class MainActivity extends AppCompatActivity {
 
         // Set status bar color
         getWindow().setStatusBarColor(ContextCompat.getColor(this, one.nem.lacerta.shared.ui.R.color.colorSurface));
+
+        // Set app bar color
+        AppBarLayout appBarLayout = findViewById(R.id.app_bar_layout);
+        appBarLayout.addOnOffsetChangedListener(new AppBarLayout.OnOffsetChangedListener() {
+            @Override
+            public void onOffsetChanged(AppBarLayout appBarLayout, int verticalOffset) {
+                if (Math.abs(verticalOffset) == appBarLayout.getTotalScrollRange()) {
+                    // Collapsed
+                    getWindow().setStatusBarColor(ContextCompat.getColor(getApplicationContext(), one.nem.lacerta.shared.ui.R.color.colorSecondaryContainer));
+                } else if (verticalOffset == 0) {
+                    // Expanded
+                    getWindow().setStatusBarColor(ContextCompat.getColor(getApplicationContext(), one.nem.lacerta.shared.ui.R.color.colorSurface));
+                } else {
+                    // Somewhere in between
+                    // Here you can add a color transition if you want
+                }
+            }
+        });
+
+        Toolbar toolbar = findViewById(R.id.toolbar);
+        setSupportActionBar(toolbar);
+    }
+
+    // Public
+    public void setActionBarTitle(String title) {
+        getSupportActionBar().setTitle(title);
+    }
+
+    public void setActionBarBackButton(boolean isEnabled) {
+        getSupportActionBar().setDisplayHomeAsUpEnabled(isEnabled);
+    }
+
+    public void setActionBarMenuItem(int itemId, boolean isEnabled) {
+
     }
 
     private void initializeApp() {
diff --git a/feature/home/src/main/java/one/nem/lacerta/feature/home/HomeTopFragment.java b/feature/home/src/main/java/one/nem/lacerta/feature/home/HomeTopFragment.java
index 6070f726..a5d26c13 100644
--- a/feature/home/src/main/java/one/nem/lacerta/feature/home/HomeTopFragment.java
+++ b/feature/home/src/main/java/one/nem/lacerta/feature/home/HomeTopFragment.java
@@ -10,6 +10,7 @@ import android.view.View;
 import android.view.ViewGroup;
 
 
+import androidx.annotation.NonNull;
 import androidx.appcompat.app.ActionBarDrawerToggle;
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.appcompat.widget.Toolbar;
@@ -70,6 +71,7 @@ public class HomeTopFragment extends Fragment {
         // Inflate the layout for this fragment
         View view = inflater.inflate(R.layout.fragment_home_top, container, false);
 
+        setHasOptionsMenu(true);
         return view;
     }
 
@@ -96,6 +98,12 @@ public class HomeTopFragment extends Fragment {
             });
         });
     }
+
+    @Override
+    public void onCreateOptionsMenu(@NonNull Menu menu, @NonNull MenuInflater inflater) {
+        inflater.inflate(R.menu.drawer_menu, menu);
+        super.onCreateOptionsMenu(menu, inflater);
+    }
 }