Make sure defaultNavigationOptions is clearly documented in navigators

Author: brentvatne

docs/bottom-tab-navigator.md

@@ -20,6 +20,8 @@ The route configs object is a mapping from route name to a route config, which t
 ## BottomTabNavigatorConfig
 
 * `initialRouteName` - The routeName for the initial tab route when first loading.
+* `navigationOptions` - Navigation options for the navigator itself, to configure a parent navigator
+* `defaultNavigationOptions` - Default navigation options to use for screens
 * `resetOnBlur` - Reset the state of any nested navigators when switching away from a screen. Defaults to `false`.
 * `order` - Array of routeNames which defines the order of the tabs.
 * `paths` - Provide a mapping of routeName to path config, which overrides the paths set in the routeConfigs.

docs/drawer-navigator.md

@@ -21,6 +21,8 @@ The route configs object is a mapping from route name to a route config, which t
 - `useNativeAnimations` - Enable native animations. Default is `true`.
 - `drawerBackgroundColor` - Use the Drawer background for some color. The Default is `white`.
 - `drawerType` - One of `front` | `back` | `slide`
+- `navigationOptions` - Navigation options for the navigator itself, to configure a parent navigator
+- `defaultNavigationOptions` - Default navigation options to use for screens
 
 Several options get passed to the underlying router to modify navigation logic:
 

docs/material-top-tab-navigator.md

@@ -17,6 +17,8 @@ The route configs object is a mapping from route name to a route config.
 ## TabNavigatorConfig
 
 * `initialRouteName` - The routeName for the initial tab route when first loading.
+- `navigationOptions` - Navigation options for the navigator itself, to configure a parent navigator
+- `defaultNavigationOptions` - Default navigation options to use for screens
 * `order` - Array of routeNames which defines the order of the tabs.
 * `paths` - Provide a mapping of routeName to path config, which overrides the paths set in the routeConfigs.
 * `backBehavior` - `initialRoute` to return to initial tab, `order` to return to previous tab, `history` to return to last visited tab, or `none`.

docs/stack-navigator.md

@@ -47,6 +47,7 @@ Options for the router:
 * `initialRouteName` - Sets the default screen of the stack. Must match one of the keys in route configs.
 * `initialRouteParams` - The params for the initial route
 * `initialRouteKey` - Optional identifier of the initial route
+* `navigationOptions` - Navigation options for the navigator itself, to configure a parent navigator
 * `defaultNavigationOptions` - Default navigation options to use for screens
 * `paths` - A mapping of overrides for the paths set in the route configs
 

docs/switch-navigator.md

@@ -22,6 +22,8 @@ The route configs object is a mapping from route name to a route config, which t
 Several options get passed to the underlying router to modify navigation logic:
 
 - `initialRouteName` - The routeName for the initial tab route when first loading.
+* `navigationOptions` - Navigation options for the navigator itself, to configure a parent navigator
+* `defaultNavigationOptions` - Default navigation options to use for screens
 - `resetOnBlur` - Reset the state of any nested navigators when switching away from a screen. Defaults to `true`.
 - `paths` - Provide a mapping of routeName to path config, which overrides the paths set in the routeConfigs.
 - `backBehavior` - `initialRoute` to return to initial route, `order` to return to previous route, `history` to return to last visited route, or `none`.