Application orientation changed event

application/application.d.ts

@@ -45,6 +45,11 @@ declare module "application" {
      */
     export var lowMemoryEvent: string;
 
+    /**
+     * String value used when hooking to orientationChanged event.
+     */
+    export var orientationChangedEvent: string;
+
     /**
      * Event data containing information for the application events.
      */
@@ -70,6 +75,16 @@ declare module "application" {
         object: any;
     }
 
+    /**
+     * Event data containing information for orientation changed event.
+     */
+    export interface OrientationChangedEventData extends ApplicationEventData {
+        /**
+         * New orientation value.
+         */
+        newValue: string;
+    }
+
     /**
      * The main page path (without the file extension) for the application starting from the application root. 
      * For example if you have page called "main.js" in a folder called "subFolder" and your root folder is "app" you can specify mainModule like this:
@@ -146,6 +161,14 @@ declare module "application" {
      */
     export function on(eventNames: string, callback: (data: any) => void, thisArg?: any);
 
+    /**
+     * Shortcut alias to the removeEventListener method.
+     * @param eventNames - String corresponding to events (e.g. "onLaunch").
+     * @param callback - Callback function which will be removed.
+     * @param thisArg - An optional parameter which will be used as `this` context for callback execution.
+     */
+    export function off(eventNames: string, callback ?: any, thisArg ?: any);
+
     /**
      * Notifies all the registered listeners for the event provided in the data.eventName.
      * @param data The data associated with the event.
@@ -188,6 +211,11 @@ declare module "application" {
      */
     export function on(event: "uncaughtError", callback: (args: ApplicationEventData) => void, thisArg?: any);
 
+    /**
+     * This event is raised the orientation of the current device has changed.
+     */
+    export function on(event: "orientationChanged", callback: (args: OrientationChangedEventData) => void, thisArg?: any);
+
     /**
      * This is the Android-specific application object instance.
      * Encapsulates methods and properties specific to the Android platform.