feat: allow for custom JS tab bars

.changeset/pretty-lemons-reply.md

@@ -0,0 +1,6 @@
+---
+'react-native-bottom-tabs': patch
+'@bottom-tabs/react-navigation': patch
+---
+
+feat: allow for custom JavaScript tab bars

apps/example/app.json

@@ -16,12 +16,12 @@
     "android": [
       "dist/res",
       "dist/main.android.jsbundle",
-      "./node_modules/react-native-vector-icons/Fonts/MaterialCommunityIcons.ttf"
+      "../../node_modules/react-native-vector-icons/Fonts/MaterialCommunityIcons.ttf"
     ],
     "ios": [
       "dist/assets",
       "dist/main.ios.jsbundle",
-      "./node_modules/react-native-vector-icons/Fonts/MaterialCommunityIcons.ttf"
+      "../../node_modules/react-native-vector-icons/Fonts/MaterialCommunityIcons.ttf"
     ],
     "macos": [
       "dist/assets",

apps/example/ios/Podfile.lock

@@ -1209,32 +1209,7 @@ PODS:
     - ReactCommon/turbomodule/bridging
     - ReactCommon/turbomodule/core
     - Yoga
-  - react-native-bottom-tabs (0.7.3):
-    - DoubleConversion
-    - glog
-    - RCT-Folly (= 2024.01.01.00)
-    - RCTRequired
-    - RCTTypeSafety
-    - React-Core
-    - React-debug
-    - React-Fabric
-    - React-featureflags
-    - React-graphics
-    - React-ImageManager
-    - React-jsi
-    - react-native-bottom-tabs/common (= 0.7.3)
-    - React-NativeModulesApple
-    - React-RCTFabric
-    - React-rendererdebug
-    - React-utils
-    - ReactCodegen
-    - ReactCommon/turbomodule/bridging
-    - ReactCommon/turbomodule/core
-    - SDWebImage (>= 5.19.1)
-    - SDWebImageSVGCoder (>= 1.7.0)
-    - SwiftUIIntrospect (~> 1.0)
-    - Yoga
-  - react-native-bottom-tabs/common (0.7.3):
+  - react-native-bottom-tabs (0.8.3):
     - DoubleConversion
     - glog
     - RCT-Folly (= 2024.01.01.00)
@@ -1914,68 +1889,68 @@ SPEC CHECKSUMS:
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   fmt: 4c2741a687cc09f0634a2e2c72a838b99f1ff120
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-  RCT-Folly: 4464f4d875961fce86008d45f4ecf6cef6de0740
+  RCT-Folly: 34124ae2e667a0e5f0ea378db071d27548124321
   RCTDeprecation: 726d24248aeab6d7180dac71a936bbca6a994ed1
   RCTRequired: a94e7febda6db0345d207e854323c37e3a31d93b
   RCTTypeSafety: 28e24a6e44f5cbf912c66dde6ab7e07d1059a205
   React: c2830fa483b0334bda284e46a8579ebbe0c5447e
   React-callinvoker: 4aecde929540c26b841a4493f70ebf6016691eb8
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-  React-CoreModules: 9fac2d31803c0ed03e4ddaa17f1481714f8633a5
-  React-cxxreact: c72a7a8066fc4323ea85a3137de50c8a10a69794
+  React-Core: 65374ea054f3f00eaa3c8bb5e989cb1ba8128844
+  React-CoreModules: f53e0674e1747fa41c83bc970e82add97b14ad87
+  React-cxxreact: bb77e88b645c5378ecd0c30c94f965a8294001d8
   React-debug: 3d21f69d8def0656f8b8ec25c0f05954f4d862c5
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   React-featureflags: ee1abd6f71555604a36cda6476e3c502ca9a48e5
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-  React-ImageManager: ab7a7d17dd0ff1ef1d4e1e88197d1119da9957ce
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-  react-native-bottom-tabs: b6b3dc2e971c860a0a6d763701929d1899f666a0
-  react-native-safe-area-context: 73505107f7c673cd550a561aeb6271f152c483b6
+  React-jserrorhandler: dfe9b96e99a93d4f4858bad66d5bc4813a87a21a
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+  React-jsinspector: 3ddb69299335dfeceb01ad4b9c3eb2b5945cd149
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+  React-microtasksnativemodule: 8316f77469bf116d89e800e87de19eda7830339c
+  react-native-bottom-tabs: 8aab64074997748a2459dc8707827bdbc4dc9252
+  react-native-safe-area-context: f2beaaf96e5c342a9c1dbdd5bc4eeb717424fb80
   React-nativeconfig: 8c83d992b9cc7d75b5abe262069eaeea4349f794
-  React-NativeModulesApple: b8465afc883f5bf3fe8bac3767e394d581a5f123
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   React-perflogger: 59e1a3182dca2cee7b9f1f7aab204018d46d1914
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   React-RCTActionSheet: d80e68d3baa163e4012a47c1f42ddd8bcd9672cc
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   React-rendererconsistency: f620c6e003e3c4593e6349d8242b8aeb3d4633f0
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   ReactTestApp-Resources: 9c387cfe7185736e6a9045e5aa3e085367be6aa3
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apps/example/package.json

@@ -18,7 +18,7 @@
   "dependencies": {
     "@bottom-tabs/react-navigation": "*",
     "@callstack/react-native-visionos": "^0.75.0",
-    "@react-navigation/bottom-tabs": "^6.6.1",
+    "@react-navigation/bottom-tabs": "7.2.0",
     "@react-navigation/native": "7.0.4",
     "@react-navigation/native-stack": "^7.1.1",
     "@react-navigation/stack": "^7.0.6",

apps/example/src/App.tsx

@@ -28,6 +28,7 @@ import NativeBottomTabsEmbeddedStacks from './Examples/NativeBottomTabsEmbeddedS
 import NativeBottomTabsSVGs from './Examples/NativeBottomTabsSVGs';
 import NativeBottomTabsRemoteIcons from './Examples/NativeBottomTabsRemoteIcons';
 import NativeBottomTabsUnmounting from './Examples/NativeBottomTabsUnmounting';
+import NativeBottomTabsCustomTabBar from './Examples/NativeBottomTabsCustomTabBar';
 
 const FourTabsIgnoreSafeArea = () => {
   return <FourTabs ignoresTopSafeArea />;
@@ -136,6 +137,10 @@ const examples = [
     component: NativeBottomTabsRemoteIcons,
     name: 'Native Bottom Tabs with SVG Remote Icons',
   },
+  {
+    component: NativeBottomTabsCustomTabBar,
+    name: 'Native Bottom Tabs with Custom Tab Bar',
+  },
   { component: NativeBottomTabs, name: 'Native Bottom Tabs' },
   { component: JSBottomTabs, name: 'JS Bottom Tabs' },
   {

apps/example/src/Examples/NativeBottomTabsCustomTabBar.tsx

@@ -0,0 +1,37 @@
+import { Article } from '../Screens/Article';
+import { Albums } from '../Screens/Albums';
+import { Contacts } from '../Screens/Contacts';
+import { Chat } from '../Screens/Chat';
+import {
+  createNativeBottomTabNavigator,
+  type BottomTabBarProps,
+} from '@bottom-tabs/react-navigation';
+import { BottomTabBar } from '@react-navigation/bottom-tabs';
+import { useSafeAreaInsets } from 'react-native-safe-area-context';
+
+const Tab = createNativeBottomTabNavigator();
+
+const CustomTabBar = (props: BottomTabBarProps) => {
+  const insets = useSafeAreaInsets();
+  // @ts-ignore Typescript thinks that props don't match but they are actually the same under the hood
+  return <BottomTabBar insets={insets} {...props} />;
+};
+
+function NativeBottomTabsCustomTabBar() {
+  return (
+    <Tab.Navigator tabBar={CustomTabBar}>
+      <Tab.Screen name="Article" component={Article} />
+      <Tab.Screen name="Albums" component={Albums} />
+      <Tab.Screen name="Contacts" component={Contacts} />
+      <Tab.Screen
+        name="Chat"
+        component={Chat}
+        options={{
+          tabBarBadge: '3',
+        }}
+      />
+    </Tab.Navigator>
+  );
+}
+
+export default NativeBottomTabsCustomTabBar;

packages/react-native-bottom-tabs/android/src/main/java/com/rcttabview/RCTTabView.kt

@@ -80,7 +80,7 @@ class ReactBottomNavigationView(context: Context) : LinearLayout(context) {
     ))
 
     post {
-      addOnLayoutChangeListener { _, left, top, right, bottom,
+      layoutHolder.addOnLayoutChangeListener { _, left, top, right, bottom,
                                   _, _, _, _ ->
         val newWidth = right - left
         val newHeight = bottom - top
@@ -207,6 +207,14 @@ class ReactBottomNavigationView(context: Context) : LinearLayout(context) {
     }
   }
 
+  fun setTabBarHidden(isHidden: Boolean) {
+    if (isHidden) {
+      bottomNavigation.visibility = GONE
+    } else {
+      bottomNavigation.visibility = VISIBLE
+    }
+  }
+
   fun updateItems(items: MutableList<TabInfo>) {
     // If an item got removed, let's re-add all items
     if (items.size < this.items.size) {

packages/react-native-bottom-tabs/android/src/main/java/com/rcttabview/RCTTabViewImpl.kt

@@ -15,7 +15,7 @@ data class TabInfo(
   val badge: String,
   val activeTintColor: Int?,
   val hidden: Boolean,
-  val testID: String?,
+  val testID: String?
 )
 
 class RCTTabViewImpl {

packages/react-native-bottom-tabs/android/src/newarch/RCTTabViewManager.kt

@@ -141,6 +141,10 @@ class RCTTabViewManager(context: ReactApplicationContext) :
     view?.disablePageAnimations = value
   }
 
+  override fun setTabBarHidden(view: ReactBottomNavigationView?, value: Boolean) {
+    view?.setTabBarHidden(value)
+  }
+
   // iOS Methods
   override fun setTranslucent(view: ReactBottomNavigationView?, value: Boolean) {
   }

packages/react-native-bottom-tabs/android/src/oldarch/RCTTabViewManager.kt

@@ -117,6 +117,11 @@ class RCTTabViewManager(context: ReactApplicationContext) : ViewGroupManager<Rea
     view.disablePageAnimations = flag
   }
 
+  @ReactProp(name = "tabBarHidden")
+  fun setTabBarHidden(view: ReactBottomNavigationView, flag: Boolean) {
+    view.setTabBarHidden(flag)
+  }
+
   // iOS Props
   @ReactProp(name = "sidebarAdaptable")
   fun setSidebarAdaptable(view: ReactBottomNavigationView, flag: Boolean) {

packages/react-native-bottom-tabs/ios/Fabric/RCTTabViewComponentView.mm

@@ -146,22 +146,27 @@ - (void)updateProps:(Props::Shared const &)props oldProps:(Props::Shared const &
   if (oldViewProps.inactiveTintColor != newViewProps.inactiveTintColor) {
     _tabViewProvider.inactiveTintColor = RCTUIColorFromSharedColor(newViewProps.inactiveTintColor);
   }
-  
+
   if (oldViewProps.hapticFeedbackEnabled != newViewProps.hapticFeedbackEnabled) {
     _tabViewProvider.hapticFeedbackEnabled = newViewProps.hapticFeedbackEnabled;
   }
-  
+
   if (oldViewProps.fontSize != newViewProps.fontSize) {
     _tabViewProvider.fontSize = [NSNumber numberWithInt:newViewProps.fontSize];
   }
-  
+
   if (oldViewProps.fontWeight != newViewProps.fontWeight) {
     _tabViewProvider.fontWeight = RCTNSStringFromStringNilIfEmpty(newViewProps.fontWeight);
   }
-  
+
   if (oldViewProps.fontFamily != newViewProps.fontFamily) {
     _tabViewProvider.fontFamily = RCTNSStringFromStringNilIfEmpty(newViewProps.fontFamily);
   }
+
+  if (oldViewProps.tabBarHidden != newViewProps.tabBarHidden) {
+    _tabViewProvider.tabBarHidden = newViewProps.tabBarHidden;
+  }
+
 
   [super updateProps:props oldProps:oldProps];
 }

packages/react-native-bottom-tabs/ios/RCTTabViewViewManager.mm

@@ -43,6 +43,7 @@ @implementation RCTTabView
 RCT_EXPORT_VIEW_PROPERTY(fontFamily, NSString)
 RCT_EXPORT_VIEW_PROPERTY(fontWeight, NSString)
 RCT_EXPORT_VIEW_PROPERTY(fontSize, NSNumber)
+RCT_EXPORT_VIEW_PROPERTY(tabBarHidden, BOOL)
 
 //  MARK: TabViewProviderDelegate
 

packages/react-native-bottom-tabs/ios/TabViewImpl.swift

@@ -31,9 +31,8 @@ struct TabViewImpl: View {
     }
 #if !os(tvOS) && !os(macOS) && !os(visionOS)
     .onTabItemEvent({ index, isLongPress in
-      guard let key = props.items.filter({
-        !$0.hidden || $0.key == props.selectedPage
-      })[safe: index]?.key else { return }
+      let item = props.filteredItems[safe: index]
+      guard let key = item?.key else { return }
 
       if isLongPress {
         onLongPress(key)
@@ -49,9 +48,11 @@ struct TabViewImpl: View {
       tabBar = tabController
 #else
       tabBar = tabController.tabBar
-      onTabBarMeasured(
-        Int(tabController.tabBar.frame.size.height)
-      )
+      if (!props.tabBarHidden) {
+        onTabBarMeasured(
+          Int(tabController.tabBar.frame.size.height)
+        )
+      }
 #endif
     })
 #if !os(macOS)
@@ -133,6 +134,8 @@ struct TabViewImpl: View {
 #if !os(macOS)
 private func updateTabBarAppearance(props: TabViewProps, tabBar: UITabBar?) {
   guard let tabBar else { return }
+
+  tabBar.isHidden = props.tabBarHidden
 
   if props.scrollEdgeAppearance == "transparent" {
     configureTransparentAppearance(tabBar: tabBar, props: props)
@@ -209,15 +212,15 @@ private func configureStandardAppearance(tabBar: UITabBar, props: TabViewProps)
   default:
     appearance.configureWithDefaultBackground()
   }
-  
+
   if props.translucent == false {
     appearance.configureWithOpaqueBackground()
   }
-  
+
   if props.barTintColor != nil {
     appearance.backgroundColor = props.barTintColor
   }
-  
+
   // Configure item appearance
   let itemAppearance = UITabBarItemAppearance()
   let fontSize = props.fontSize != nil ? CGFloat(props.fontSize!) : tabBarDefaultFontSize
@@ -329,6 +332,9 @@ extension View {
       .onChange(of: props.fontWeight) { newValue in
         updateTabBarAppearance(props: props, tabBar: tabBar)
       }
+      .onChange(of: props.tabBarHidden) { newValue in
+        tabBar?.isHidden = newValue
+      }
   }
 #endif