Change the style of the bottom app bar.

app/src/main/java/ml/docilealligator/infinityforreddit/activities/BaseActivity.java

@@ -363,7 +363,7 @@ public abstract class BaseActivity extends AppCompatActivity implements CustomFo
     }
 
     protected void applyFABTheme(FloatingActionButton fab) {
-        fab.setBackgroundTintList(ColorStateList.valueOf(customThemeWrapper.getColorPrimaryLightTheme()));
+        fab.setBackgroundTintList(ColorStateList.valueOf(customThemeWrapper.getColorAccent()));
         fab.setImageTintList(ColorStateList.valueOf(customThemeWrapper.getFABIconColor()));
     }
 

app/src/main/java/ml/docilealligator/infinityforreddit/activities/MainActivity.java

@@ -15,7 +15,6 @@ import android.os.Bundle;
 import android.os.Handler;
 import android.text.Editable;
 import android.text.TextWatcher;
-import android.util.Log;
 import android.view.Gravity;
 import android.view.KeyEvent;
 import android.view.Menu;
@@ -25,15 +24,16 @@ import android.view.Window;
 import android.view.WindowManager;
 import android.view.inputmethod.EditorInfo;
 import android.view.inputmethod.InputMethodManager;
+import android.widget.LinearLayout;
 import android.widget.Toast;
 
-import androidx.activity.result.ActivityResultCallback;
 import androidx.activity.result.ActivityResultLauncher;
 import androidx.activity.result.contract.ActivityResultContracts;
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.appcompat.app.ActionBarDrawerToggle;
 import androidx.appcompat.app.AppCompatDelegate;
+import androidx.appcompat.widget.Toolbar;
 import androidx.coordinatorlayout.widget.CoordinatorLayout;
 import androidx.core.app.ActivityCompat;
 import androidx.core.content.ContextCompat;
@@ -54,6 +54,7 @@ import androidx.work.WorkManager;
 import com.google.android.material.appbar.AppBarLayout;
 import com.google.android.material.appbar.CollapsingToolbarLayout;
 import com.google.android.material.appbar.MaterialToolbar;
+import com.google.android.material.bottomappbar.BottomAppBar;
 import com.google.android.material.dialog.MaterialAlertDialogBuilder;
 import com.google.android.material.navigation.NavigationView;
 import com.google.android.material.tabs.TabLayout;
@@ -254,9 +255,7 @@ public class MainActivity extends BaseActivity implements SortTypeSelectionCallb
         hideFab = mSharedPreferences.getBoolean(SharedPreferencesUtils.HIDE_FAB_IN_POST_FEED, false);
         showBottomAppBar = mSharedPreferences.getBoolean(SharedPreferencesUtils.BOTTOM_APP_BAR_KEY, false);
 
-        navigationWrapper = new NavigationWrapper(findViewById(R.id.bottom_app_bar_bottom_app_bar), findViewById(R.id.linear_layout_bottom_app_bar),
+        navigationWrapper = new NavigationWrapper(findViewById(R.id.bottom_app_bar_bottom_app_bar),
-                findViewById(R.id.option_1_bottom_app_bar), findViewById(R.id.option_2_bottom_app_bar),
-                findViewById(R.id.option_3_bottom_app_bar), findViewById(R.id.option_4_bottom_app_bar),
                 findViewById(R.id.fab_main_activity),
                 findViewById(R.id.navigation_rail), showBottomAppBar);
 
@@ -285,12 +284,13 @@ public class MainActivity extends BaseActivity implements SortTypeSelectionCallb
                 if (navBarHeight > 0) {
                     if (navigationWrapper.navigationRailView == null) {
                         CoordinatorLayout.LayoutParams params = (CoordinatorLayout.LayoutParams) navigationWrapper.floatingActionButton.getLayoutParams();
-                        params.bottomMargin += navBarHeight;
+                        params.bottomMargin += (int) (navBarHeight - Utils.convertDpToPixel(4, this));
                         navigationWrapper.floatingActionButton.setLayoutParams(params);
                     }
-                    if (navigationWrapper.linearLayoutBottomAppBar != null) {
+                    if (navigationWrapper.bottomAppBar != null) {
-                        navigationWrapper.linearLayoutBottomAppBar.setPadding(0,
+                        CoordinatorLayout.LayoutParams params = (CoordinatorLayout.LayoutParams) navigationWrapper.bottomAppBar.getLayoutParams();
-                                navigationWrapper.linearLayoutBottomAppBar.getPaddingTop(), 0, navBarHeight);
+                        params.bottomMargin += navBarHeight;
+                        navigationWrapper.bottomAppBar.setLayoutParams(params);
                     }
                     navDrawerRecyclerView.setPadding(0, 0, 0, navBarHeight);
                 }
@@ -591,12 +591,16 @@ public class MainActivity extends BaseActivity implements SortTypeSelectionCallb
                 navigationWrapper.bindOptionDrawableResource(getBottomAppBarOptionDrawableResource(option1), getBottomAppBarOptionDrawableResource(option2));
 
                 if (navigationWrapper.navigationRailView == null) {
-                    navigationWrapper.option2BottomAppBar.setOnClickListener(view -> {
+                    navigationWrapper.bottomAppBar.setOnMenuItemClickListener(item -> {
+                        int itemId = item.getItemId();
+                        if (itemId == R.id.bottom_app_bar_option_1) {
                             bottomAppBarOptionAction(option1);
-                    });
+                            return true;
-
+                        } else if (itemId == R.id.bottom_app_bar_option_2) {
-                    navigationWrapper.option4BottomAppBar.setOnClickListener(view -> {
                             bottomAppBarOptionAction(option2);
+                            return true;
+                        }
+                        return false;
                     });
                 } else {
                     navigationWrapper.navigationRailView.setOnItemSelectedListener(item -> {
@@ -620,20 +624,22 @@ public class MainActivity extends BaseActivity implements SortTypeSelectionCallb
                         getBottomAppBarOptionDrawableResource(option4));
 
                 if (navigationWrapper.navigationRailView == null) {
-                    navigationWrapper.option1BottomAppBar.setOnClickListener(view -> {
+                    navigationWrapper.bottomAppBar.setOnMenuItemClickListener(item -> {
+                        int itemId = item.getItemId();
+                        if (itemId == R.id.bottom_app_bar_option_1) {
                             bottomAppBarOptionAction(option1);
-                    });
+                            return true;
-
+                        } else if (itemId == R.id.bottom_app_bar_option_2) {
-                    navigationWrapper.option2BottomAppBar.setOnClickListener(view -> {
                             bottomAppBarOptionAction(option2);
-                    });
+                            return true;
-
+                        } else if (itemId == R.id.bottom_app_bar_option_3) {
-                    navigationWrapper.option3BottomAppBar.setOnClickListener(view -> {
                             bottomAppBarOptionAction(option3);
-                    });
+                            return true;
-
+                        } else if (itemId == R.id.bottom_app_bar_option_4) {
-                    navigationWrapper.option4BottomAppBar.setOnClickListener(view -> {
                             bottomAppBarOptionAction(option4);
+                            return true;
+                        }
+                        return false;
                     });
                 } else {
                     navigationWrapper.navigationRailView.setOnItemSelectedListener(item -> {

app/src/main/java/ml/docilealligator/infinityforreddit/activities/ViewMultiRedditDetailActivity.java

@@ -163,9 +163,7 @@ public class ViewMultiRedditDetailActivity extends BaseActivity implements SortT
         hideFab = mSharedPreferences.getBoolean(SharedPreferencesUtils.HIDE_FAB_IN_POST_FEED, false);
         showBottomAppBar = mSharedPreferences.getBoolean(SharedPreferencesUtils.BOTTOM_APP_BAR_KEY, false);
 
-        navigationWrapper = new NavigationWrapper(findViewById(R.id.bottom_app_bar_bottom_app_bar), findViewById(R.id.linear_layout_bottom_app_bar),
+        navigationWrapper = new NavigationWrapper(findViewById(R.id.bottom_app_bar_bottom_app_bar),
-                findViewById(R.id.option_1_bottom_app_bar), findViewById(R.id.option_2_bottom_app_bar),
-                findViewById(R.id.option_3_bottom_app_bar), findViewById(R.id.option_4_bottom_app_bar),
                 findViewById(R.id.fab_view_multi_reddit_detail_activity),
                 findViewById(R.id.navigation_rail), showBottomAppBar);
 
@@ -194,7 +192,7 @@ public class ViewMultiRedditDetailActivity extends BaseActivity implements SortT
                 if (navBarHeight > 0) {
                     if (navigationWrapper.navigationRailView == null) {
                         CoordinatorLayout.LayoutParams params = (CoordinatorLayout.LayoutParams) navigationWrapper.floatingActionButton.getLayoutParams();
-                        params.bottomMargin += navBarHeight;
+                        params.bottomMargin += (int) (navBarHeight - Utils.convertDpToPixel(4, this));
                         navigationWrapper.floatingActionButton.setLayoutParams(params);
                     }
                 }
@@ -242,12 +240,16 @@ public class ViewMultiRedditDetailActivity extends BaseActivity implements SortT
                 navigationWrapper.bindOptionDrawableResource(getBottomAppBarOptionDrawableResource(option1), getBottomAppBarOptionDrawableResource(option2));
 
                 if (navigationWrapper.navigationRailView == null) {
-                    navigationWrapper.option2BottomAppBar.setOnClickListener(view -> {
+                    navigationWrapper.bottomAppBar.setOnMenuItemClickListener(item -> {
+                        int itemId = item.getItemId();
+                        if (itemId == R.id.bottom_app_bar_option_1) {
                             bottomAppBarOptionAction(option1);
-                    });
+                            return true;
-
+                        } else if (itemId == R.id.bottom_app_bar_option_2) {
-                    navigationWrapper.option4BottomAppBar.setOnClickListener(view -> {
                             bottomAppBarOptionAction(option2);
+                            return true;
+                        }
+                        return false;
                     });
                 } else {
                     navigationWrapper.navigationRailView.setOnItemSelectedListener(item -> {
@@ -271,20 +273,22 @@ public class ViewMultiRedditDetailActivity extends BaseActivity implements SortT
                         getBottomAppBarOptionDrawableResource(option4));
 
                 if (navigationWrapper.navigationRailView == null) {
-                    navigationWrapper.option1BottomAppBar.setOnClickListener(view -> {
+                    navigationWrapper.bottomAppBar.setOnMenuItemClickListener(item -> {
+                        int itemId = item.getItemId();
+                        if (itemId == R.id.bottom_app_bar_option_1) {
                             bottomAppBarOptionAction(option1);
-                    });
+                            return true;
-
+                        } else if (itemId == R.id.bottom_app_bar_option_2) {
-                    navigationWrapper.option2BottomAppBar.setOnClickListener(view -> {
                             bottomAppBarOptionAction(option2);
-                    });
+                            return true;
-
+                        } else if (itemId == R.id.bottom_app_bar_option_3) {
-                    navigationWrapper.option3BottomAppBar.setOnClickListener(view -> {
                             bottomAppBarOptionAction(option3);
-                    });
+                            return true;
-
+                        } else if (itemId == R.id.bottom_app_bar_option_4) {
-                    navigationWrapper.option4BottomAppBar.setOnClickListener(view -> {
                             bottomAppBarOptionAction(option4);
+                            return true;
+                        }
+                        return false;
                     });
                 } else {
                     navigationWrapper.navigationRailView.setOnItemSelectedListener(item -> {

app/src/main/java/ml/docilealligator/infinityforreddit/activities/ViewSubredditDetailActivity.java

@@ -241,9 +241,7 @@ public class ViewSubredditDetailActivity extends BaseActivity implements SortTyp
 
         hideFab = mSharedPreferences.getBoolean(SharedPreferencesUtils.HIDE_FAB_IN_POST_FEED, false);
         showBottomAppBar = mSharedPreferences.getBoolean(SharedPreferencesUtils.BOTTOM_APP_BAR_KEY, false);
-        navigationWrapper = new NavigationWrapper(findViewById(R.id.bottom_app_bar_bottom_app_bar), findViewById(R.id.linear_layout_bottom_app_bar),
+        navigationWrapper = new NavigationWrapper(findViewById(R.id.bottom_app_bar_bottom_app_bar),
-                findViewById(R.id.option_1_bottom_app_bar), findViewById(R.id.option_2_bottom_app_bar),
-                findViewById(R.id.option_3_bottom_app_bar), findViewById(R.id.option_4_bottom_app_bar),
                 findViewById(R.id.fab_view_subreddit_detail_activity),
                 findViewById(R.id.navigation_rail), showBottomAppBar);
 
@@ -270,7 +268,7 @@ public class ViewSubredditDetailActivity extends BaseActivity implements SortTyp
                 if (navBarHeight > 0) {
                     if (navigationWrapper.navigationRailView == null) {
                         CoordinatorLayout.LayoutParams params = (CoordinatorLayout.LayoutParams) navigationWrapper.floatingActionButton.getLayoutParams();
-                        params.bottomMargin += navBarHeight;
+                        params.bottomMargin += (int) (navBarHeight - Utils.convertDpToPixel(4, this));
                         navigationWrapper.floatingActionButton.setLayoutParams(params);
                     }
                 }
@@ -761,12 +759,16 @@ public class ViewSubredditDetailActivity extends BaseActivity implements SortTyp
                 navigationWrapper.bindOptionDrawableResource(getBottomAppBarOptionDrawableResource(option1), getBottomAppBarOptionDrawableResource(option2));
 
                 if (navigationWrapper.navigationRailView == null) {
-                    navigationWrapper.option2BottomAppBar.setOnClickListener(view -> {
+                    navigationWrapper.bottomAppBar.setOnMenuItemClickListener(item -> {
+                        int itemId = item.getItemId();
+                        if (itemId == R.id.bottom_app_bar_option_1) {
                             bottomAppBarOptionAction(option1);
-                    });
+                            return true;
-
+                        } else if (itemId == R.id.bottom_app_bar_option_2) {
-                    navigationWrapper.option4BottomAppBar.setOnClickListener(view -> {
                             bottomAppBarOptionAction(option2);
+                            return true;
+                        }
+                        return false;
                     });
                 } else {
                     navigationWrapper.navigationRailView.setOnItemSelectedListener(item -> {
@@ -790,21 +792,22 @@ public class ViewSubredditDetailActivity extends BaseActivity implements SortTyp
                         getBottomAppBarOptionDrawableResource(option4));
 
                 if (navigationWrapper.navigationRailView == null) {
-                    navigationWrapper.option1BottomAppBar.setOnClickListener(view -> {
+                    navigationWrapper.bottomAppBar.setOnMenuItemClickListener(item -> {
+                        int itemId = item.getItemId();
+                        if (itemId == R.id.bottom_app_bar_option_1) {
                             bottomAppBarOptionAction(option1);
-                        //Toast.makeText(this, "s " + collapsingToolbarLayout.getScrimVisibleHeightTrigger(), Toast.LENGTH_SHORT).show();
+                            return true;
-                    });
+                        } else if (itemId == R.id.bottom_app_bar_option_2) {
-
-                    navigationWrapper.option2BottomAppBar.setOnClickListener(view -> {
                             bottomAppBarOptionAction(option2);
-                    });
+                            return true;
-
+                        } else if (itemId == R.id.bottom_app_bar_option_3) {
-                    navigationWrapper.option3BottomAppBar.setOnClickListener(view -> {
                             bottomAppBarOptionAction(option3);
-                    });
+                            return true;
-
+                        } else if (itemId == R.id.bottom_app_bar_option_4) {
-                    navigationWrapper.option4BottomAppBar.setOnClickListener(view -> {
                             bottomAppBarOptionAction(option4);
+                            return true;
+                        }
+                        return false;
                     });
                 } else {
                     navigationWrapper.navigationRailView.setOnItemSelectedListener(item -> {

app/src/main/java/ml/docilealligator/infinityforreddit/activities/ViewUserDetailActivity.java

@@ -243,9 +243,7 @@ public class ViewUserDetailActivity extends BaseActivity implements SortTypeSele
         hideFab = mSharedPreferences.getBoolean(SharedPreferencesUtils.HIDE_FAB_IN_POST_FEED, false);
         showBottomAppBar = mSharedPreferences.getBoolean(SharedPreferencesUtils.BOTTOM_APP_BAR_KEY, false);
 
-        navigationWrapper = new NavigationWrapper(findViewById(R.id.bottom_app_bar_bottom_app_bar), findViewById(R.id.linear_layout_bottom_app_bar),
+        navigationWrapper = new NavigationWrapper(findViewById(R.id.bottom_app_bar_bottom_app_bar),
-                findViewById(R.id.option_1_bottom_app_bar), findViewById(R.id.option_2_bottom_app_bar),
-                findViewById(R.id.option_3_bottom_app_bar), findViewById(R.id.option_4_bottom_app_bar),
                 findViewById(R.id.fab_view_user_detail_activity),
                 findViewById(R.id.navigation_rail), showBottomAppBar);
 
@@ -306,7 +304,7 @@ public class ViewUserDetailActivity extends BaseActivity implements SortTypeSele
                 if (navBarHeight > 0) {
                     if (navigationWrapper.navigationRailView == null) {
                         CoordinatorLayout.LayoutParams params = (CoordinatorLayout.LayoutParams) navigationWrapper.floatingActionButton.getLayoutParams();
-                        params.bottomMargin += navBarHeight;
+                        params.bottomMargin += (int) (navBarHeight - Utils.convertDpToPixel(4, this));
                         navigationWrapper.floatingActionButton.setLayoutParams(params);
                     }
                 }
@@ -725,12 +723,16 @@ public class ViewUserDetailActivity extends BaseActivity implements SortTypeSele
                 navigationWrapper.bindOptionDrawableResource(getBottomAppBarOptionDrawableResource(option1), getBottomAppBarOptionDrawableResource(option2));
 
                 if (navigationWrapper.navigationRailView == null) {
-                    navigationWrapper.option2BottomAppBar.setOnClickListener(view -> {
+                    navigationWrapper.bottomAppBar.setOnMenuItemClickListener(item -> {
+                        int itemId = item.getItemId();
+                        if (itemId == R.id.bottom_app_bar_option_1) {
                             bottomAppBarOptionAction(option1);
-                    });
+                            return true;
-
+                        } else if (itemId == R.id.bottom_app_bar_option_2) {
-                    navigationWrapper.option4BottomAppBar.setOnClickListener(view -> {
                             bottomAppBarOptionAction(option2);
+                            return true;
+                        }
+                        return false;
                     });
                 } else {
                     navigationWrapper.navigationRailView.setOnItemSelectedListener(item -> {
@@ -754,20 +756,22 @@ public class ViewUserDetailActivity extends BaseActivity implements SortTypeSele
                         getBottomAppBarOptionDrawableResource(option4));
 
                 if (navigationWrapper.navigationRailView == null) {
-                    navigationWrapper.option1BottomAppBar.setOnClickListener(view -> {
+                    navigationWrapper.bottomAppBar.setOnMenuItemClickListener(item -> {
+                        int itemId = item.getItemId();
+                        if (itemId == R.id.bottom_app_bar_option_1) {
                             bottomAppBarOptionAction(option1);
-                    });
+                            return true;
-
+                        } else if (itemId == R.id.bottom_app_bar_option_2) {
-                    navigationWrapper.option2BottomAppBar.setOnClickListener(view -> {
                             bottomAppBarOptionAction(option2);
-                    });
+                            return true;
-
+                        } else if (itemId == R.id.bottom_app_bar_option_3) {
-                    navigationWrapper.option3BottomAppBar.setOnClickListener(view -> {
                             bottomAppBarOptionAction(option3);
-                    });
+                            return true;
-
+                        } else if (itemId == R.id.bottom_app_bar_option_4) {
-                    navigationWrapper.option4BottomAppBar.setOnClickListener(view -> {
                             bottomAppBarOptionAction(option4);
+                            return true;
+                        }
+                        return false;
                     });
                 } else {
                     navigationWrapper.navigationRailView.setOnItemSelectedListener(item -> {

app/src/main/java/ml/docilealligator/infinityforreddit/customviews/NavigationWrapper.java

@@ -5,8 +5,6 @@ import android.content.res.ColorStateList;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
-import android.widget.ImageView;
-import android.widget.LinearLayout;
 
 import androidx.appcompat.view.menu.MenuItemImpl;
 import androidx.core.view.MenuItemCompat;
@@ -19,26 +17,13 @@ import ml.docilealligator.infinityforreddit.R;
 
 public class NavigationWrapper {
     public BottomAppBar bottomAppBar;
-    public LinearLayout linearLayoutBottomAppBar;
-    public ImageView option1BottomAppBar;
-    public ImageView option2BottomAppBar;
-    public ImageView option3BottomAppBar;
-    public ImageView option4BottomAppBar;
 
     public NavigationRailView navigationRailView;
     public FloatingActionButton floatingActionButton;
 
-    public NavigationWrapper(BottomAppBar bottomAppBar, LinearLayout linearLayoutBottomAppBar,
+    public NavigationWrapper(BottomAppBar bottomAppBar, FloatingActionButton floatingActionButton,
-                             ImageView option1BottomAppBar, ImageView option2BottomAppBar,
+                             NavigationRailView navigationRailView, boolean showBottomAppBar) {
-                             ImageView option3BottomAppBar, ImageView option4BottomAppBar,
-                             FloatingActionButton floatingActionButton, NavigationRailView navigationRailView,
-                             boolean showBottomAppBar) {
         this.bottomAppBar = bottomAppBar;
-        this.linearLayoutBottomAppBar = linearLayoutBottomAppBar;
-        this.option1BottomAppBar = option1BottomAppBar;
-        this.option2BottomAppBar = option2BottomAppBar;
-        this.option3BottomAppBar = option3BottomAppBar;
-        this.option4BottomAppBar = option4BottomAppBar;
         this.navigationRailView = navigationRailView;
         if (navigationRailView != null) {
             if (showBottomAppBar) {
@@ -54,11 +39,8 @@ public class NavigationWrapper {
 
     public void applyCustomTheme(int bottomAppBarIconColor, int bottomAppBarBackgroundColor) {
         if (navigationRailView == null) {
-            option1BottomAppBar.setColorFilter(bottomAppBarIconColor, android.graphics.PorterDuff.Mode.SRC_IN);
-            option2BottomAppBar.setColorFilter(bottomAppBarIconColor, android.graphics.PorterDuff.Mode.SRC_IN);
-            option3BottomAppBar.setColorFilter(bottomAppBarIconColor, android.graphics.PorterDuff.Mode.SRC_IN);
-            option4BottomAppBar.setColorFilter(bottomAppBarIconColor, android.graphics.PorterDuff.Mode.SRC_IN);
             bottomAppBar.setBackgroundTint(ColorStateList.valueOf(bottomAppBarBackgroundColor));
+            applyMenuItemTheme(bottomAppBar.getMenu(), bottomAppBarIconColor);
         } else {
             navigationRailView.setBackgroundColor(bottomAppBarBackgroundColor);
             applyMenuItemTheme(navigationRailView.getMenu(), bottomAppBarIconColor);
@@ -84,12 +66,11 @@ public class NavigationWrapper {
 
         if (imageResources.length == 2) {
             if (navigationRailView == null) {
-                linearLayoutBottomAppBar.setWeightSum(3);
+                Menu menu = bottomAppBar.getMenu();
-                option1BottomAppBar.setVisibility(View.GONE);
+                menu.findItem(R.id.bottom_app_bar_option_1).setIcon(imageResources[0]);
-                option3BottomAppBar.setVisibility(View.GONE);
+                menu.findItem(R.id.bottom_app_bar_option_2).setIcon(imageResources[1]);
-
+                menu.findItem(R.id.bottom_app_bar_option_3).setVisible(false);
-                option2BottomAppBar.setImageResource(imageResources[0]);
+                menu.findItem(R.id.bottom_app_bar_option_4).setVisible(false);
-                option4BottomAppBar.setImageResource(imageResources[1]);
             } else {
                 Menu menu = navigationRailView.getMenu();
                 menu.findItem(R.id.navigation_rail_option_1).setIcon(imageResources[0]);
@@ -99,10 +80,11 @@ public class NavigationWrapper {
             }
         } else {
             if (navigationRailView == null) {
-                option1BottomAppBar.setImageResource(imageResources[0]);
+                Menu menu = bottomAppBar.getMenu();
-                option2BottomAppBar.setImageResource(imageResources[1]);
+                menu.findItem(R.id.bottom_app_bar_option_1).setIcon(imageResources[0]);
-                option3BottomAppBar.setImageResource(imageResources[2]);
+                menu.findItem(R.id.bottom_app_bar_option_2).setIcon(imageResources[1]);
-                option4BottomAppBar.setImageResource(imageResources[3]);
+                menu.findItem(R.id.bottom_app_bar_option_3).setIcon(imageResources[2]);
+                menu.findItem(R.id.bottom_app_bar_option_4).setIcon(imageResources[3]);
             } else {
                 Menu menu = navigationRailView.getMenu();
                 menu.findItem(R.id.navigation_rail_option_1).setIcon(imageResources[0]);

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

@@ -3,64 +3,10 @@
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:id="@+id/bottom_app_bar_bottom_app_bar"
     android:layout_width="match_parent"
-    android:layout_height="48dp"
+    android:layout_height="wrap_content"
+    android:layout_gravity="bottom"
     android:visibility="gone"
-    app:fabAlignmentMode="center">
+    style="@style/Widget.Material3.BottomAppBar"
-
+    app:hideOnScroll="true"
-    <LinearLayout
+    app:fabAlignmentMode="end"
-        android:id="@+id/linear_layout_bottom_app_bar"
+    app:menu="@menu/bottom_app_bar" />
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:paddingTop="6dp"
-        android:weightSum="5">
-
-        <ImageView
-            android:id="@+id/option_1_bottom_app_bar"
-            android:layout_width="0dp"
-            android:layout_height="wrap_content"
-            android:layout_weight="1"
-            android:gravity="center"
-            android:paddingTop="8dp"
-            android:paddingBottom="8dp"
-            android:background="?attr/selectableItemBackgroundBorderless" />
-
-        <ImageView
-            android:id="@+id/option_2_bottom_app_bar"
-            android:layout_width="0dp"
-            android:layout_height="wrap_content"
-            android:layout_weight="1"
-            android:gravity="center"
-            android:paddingTop="8dp"
-            android:paddingBottom="8dp"
-            android:background="?attr/selectableItemBackgroundBorderless" />
-
-        <TextView
-            android:layout_width="0dp"
-            android:layout_height="wrap_content"
-            android:layout_weight="1"
-            android:background="@android:color/transparent"/>
-
-        <ImageView
-            android:id="@+id/option_3_bottom_app_bar"
-            android:layout_width="0dp"
-            android:layout_height="wrap_content"
-            android:layout_weight="1"
-            android:gravity="center"
-            android:paddingTop="8dp"
-            android:paddingBottom="8dp"
-            android:background="?attr/selectableItemBackgroundBorderless" />
-
-        <ImageView
-            android:id="@+id/option_4_bottom_app_bar"
-            android:layout_width="0dp"
-            android:layout_height="wrap_content"
-            android:layout_weight="1"
-            android:layout_marginEnd="16dp"
-            android:paddingTop="8dp"
-            android:paddingBottom="8dp"
-            android:gravity="center"
-            android:background="?attr/selectableItemBackgroundBorderless" />
-
-    </LinearLayout>
-
-</com.google.android.material.bottomappbar.BottomAppBar>

app/src/main/res/menu/bottom_app_bar.xml

@@ -0,0 +1,20 @@
+<?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/bottom_app_bar_option_1"
+        android:enabled="true"
+        app:showAsAction="always" />
+    <item
+        android:id="@+id/bottom_app_bar_option_2"
+        android:enabled="true"
+        app:showAsAction="always" />
+    <item
+        android:id="@+id/bottom_app_bar_option_3"
+        android:enabled="true"
+        app:showAsAction="always" />
+    <item
+        android:id="@+id/bottom_app_bar_option_4"
+        android:enabled="true"
+        app:showAsAction="always" />
+</menu>