From cafeaab21f83fb301250280a7564ce656d076d71 Mon Sep 17 00:00:00 2001
From: Pavel Aksonov <aksonov@users.noreply.github.com>
Date: Fri, 10 Aug 2018 14:44:50 +0200
Subject: [PATCH] Update API.md

Added onStateChange doc
---
 docs/API.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/docs/API.md b/docs/API.md
index 2c782df91..8d67af5be 100644
--- a/docs/API.md
+++ b/docs/API.md
@@ -21,6 +21,7 @@
 | `sceneStyle`     | `Style` |  | Style applied to all scenes (optional) |
 | `backAndroidHandler`     | `Function` |  | Allows custom control of hardwareBackPress in Android (optional). For more info check [BackHandler](https://facebook.github.io/react-native/docs/backhandler.html).  |
 | `uriPrefix`     | `string` |  | A uri prefix to strip from incoming urls for deep linking. For example, if you wanted to support deep linking from `www.example.com/user/1234/`, then you could pass `example.com` to only match paths against `/user/1234/`. |
+| `onStateChange`   | `Function` |  | function to be called every time when navigation state is changed. Useful for mobx stores to change observables (set scene to `Actions.currentScene`, etc.) |
 
 ## Scene:
 The basic routing component for this router, all `<Scene>` components require a `key` prop that must be unique. A parent `<Scene>` must have a `component` as a `prop` as it will act as a grouping component for its children.