ReactNavigation: Exposes NavigationContext type.

types/react-navigation/index.d.ts

@@ -31,6 +31,7 @@
 //                 Fellipe Chagas <https://github.com/chagasaway>
 //                 Deniss Borisovs <https://github.com/denissb>
 //                 Kenneth Skovhus <https://github.com/skovhus>
+//                 Aaron Rosen <https://github.com/azrosen92>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.8
 
@@ -623,7 +624,7 @@ export interface NavigationEventSubscription {
 }
 
 export interface NavigationEventsProps extends ViewProps {
-  navigation?: NavigationNavigator;
+  navigation?: NavigationScreenProp<NavigationRoute>;
   onWillFocus?: NavigationEventCallback;
   onDidFocus?: NavigationEventCallback;
   onWillBlur?: NavigationEventCallback;
@@ -1367,3 +1368,5 @@ export interface SafeAreaViewProps extends ViewProps {
 }
 
 export const SafeAreaView: React.ComponentClass<SafeAreaViewProps>;
+
+export const NavigationContext: React.Context<NavigationScreenProp<NavigationRoute>>;

types/react-navigation/react-navigation-tests.tsx

@@ -42,6 +42,7 @@ import {
     HeaderBackButton,
     Header,
     NavigationContainer,
+    NavigationContext,
     NavigationParams,
     NavigationPopAction,
     NavigationPopToTopAction,
@@ -681,3 +682,14 @@ const ViewWithNavigationEvents = (
     onDidBlur={console.log}
   />
 );
+
+// Test NavigationContext
+const componentWithNavigationContext = (
+    <NavigationContext.Consumer>
+        {
+            navigationContext => (
+                <NavigationEvents navigation={navigationContext} />
+            )
+        }
+    </NavigationContext.Consumer>
+);