addLifecycleListener

Purpose

Registers any of various lifecycle callbacks. It is used to establish the status of either the Pega Client for Windows or the web application.

addLifecycleListener( callback )

This method does not return anything.

Name	Description	Type	Use
callback	An object passed to indicate the lifecycle of the Pega Client for Windows or the web application.	`object`	required

The LifecycleListener object's callback can be structured as follows:

{
  onHide: function() {...},
  onPause: function() {...},
  onResume: function() {...},
  onShow: function() {...}
}

The following table lists all callbacks supported by the LifecycleListener object.

Name	Description	Return type
onHide	Called when the Web App is hidden. This callback is sent to the affected webview only.	`undefined`
onPause	Called when Pega Client for Windows goes to the background or the device screen is turned off. This callback is sent to all webviews.	`undefined`
onResume	Called when Pega Client for Windows goes to the foreground. This callback is sent to all webviews.	`undefined`
onShow	Called when the Web App is shown. This callback is sent to the affected webview only.	`undefined`