Hello World

Allows to en- or disable the devices back key.

app.EnableBackKey( enable )

When it is disabled the global OnBack app event will called when the user presses the back button - otherwise the app exits.

You can use this method to create a custom BACK command that allows you to navigate between your layouts.

Example - Example

function OnStart()
    app.EnableBackKey( false );

function OnBack()
    var yesNo = app.CreateYesNoDialog( "Exit App?" );
    yesNo.SetOnTouch( yesNo_OnTouch );

function yesNo_OnTouch( result )
    if( result=="Yes" ) app.Exit();
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