Name | Description | Type | Use |
---|---|---|---|
callback | Passed to verify the status of a hardware button. | undefined |
required |
The BackAction
listener's callback can be structured as
follows:
{ onBackButtonPressed: function() { ... window.launchbox.BackAction.fireDefaultBackButtonAction(); } }
The following table lists all callbacks supported by the listener.
Name | Description | Return type |
---|---|---|
onBackButtonPressed | Indicates that the "back" hardware button has been pressed. | undefined |