From 8abd412a024d5993273914f685fa6695756aceb4 Mon Sep 17 00:00:00 2001
From: Qibang <bang88@users.noreply.github.com>
Date: Wed, 24 Jan 2018 02:36:05 +0800
Subject: [PATCH] feat: add `tabBarOnPress` (#23068)

---
 types/react-navigation/index.d.ts                 | 12 +++++++++++-
 types/react-navigation/react-navigation-tests.tsx |  1 +
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/types/react-navigation/index.d.ts b/types/react-navigation/index.d.ts
index 30aa2c1ff8..37d6360688 100644
--- a/types/react-navigation/index.d.ts
+++ b/types/react-navigation/index.d.ts
@@ -327,7 +327,12 @@ export interface NavigationTabRouterConfig {
   // Does the back button cause the router to switch to the initial tab
   backBehavior?: 'none' | 'initialRoute'; // defaults `initialRoute`
 }
-
+export interface TabScene {
+    route: NavigationRoute<any>;
+    focused: boolean;
+    index: number;
+    tintColor?: string;
+}
 export interface NavigationTabScreenOptions extends NavigationScreenOptions {
   tabBarIcon?:
     React.ReactElement<any>
@@ -341,6 +346,11 @@ export interface NavigationTabScreenOptions extends NavigationScreenOptions {
       any
     > | string | null));
   tabBarVisible?: boolean;
+  tabBarTestIDProps?: { testID?: string, accessibilityLabel?: string };
+  tabBarOnPress?: (
+    scene: TabScene,
+    jumpToIndex: (index: number) => void
+  ) => void;
 }
 
 export interface NavigationDrawerScreenOptions extends NavigationScreenOptions {
diff --git a/types/react-navigation/react-navigation-tests.tsx b/types/react-navigation/react-navigation-tests.tsx
index aca3f1bcf6..40d19f0fee 100644
--- a/types/react-navigation/react-navigation-tests.tsx
+++ b/types/react-navigation/react-navigation-tests.tsx
@@ -138,6 +138,7 @@ const tabNavigatorScreenOptions: NavigationTabScreenOptions = {
     tabBarVisible: true,
     tabBarIcon: <View />,
     tabBarLabel: 'label',
+    tabBarOnPress: (scene, index) => {}
 };
 
 const tabNavigatorConfig: TabNavigatorConfig = {