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# TVApplicationController

An object that bridges the UI, navigation stack, storage, and event handling from JavaScript.

```
class TVApplicationController
```

## Overview

The `TVApplicationController` class establishes the JavaScript environment and provides a centralized point of control and coordination between the JavaScript environment and tvOS.

## Topics

### Creating a New App Controller

[`init(context:window:delegate:)`](/documentation/TVMLKit/TVApplicationController/init(context:window:delegate:))

Initializes and returns an app controller.

### Controlling and Handling Events

[`evaluate(inJavaScriptContext:completion:)`](/documentation/TVMLKit/TVApplicationController/evaluate(inJavaScriptContext:completion:))

Evaluates a block in the JavaScript execution queue.

[`stop()`](/documentation/TVMLKit/TVApplicationController/stop())

Ends the app life cycle.

### Getting the Delegate

[`delegate`](/documentation/TVMLKit/TVApplicationController/delegate)

The delegate of the app controller object.

[`TVApplicationControllerDelegate`](/documentation/TVMLKit/TVApplicationControllerDelegate)

A protocol used to observe and manage the different states of an application controller.

### Examining App Controller Properties

[`context`](/documentation/TVMLKit/TVApplicationController/context)

The launch information for the application controller.

[`navigationController`](/documentation/TVMLKit/TVApplicationController/navigationController)

The navigation controller that is bridged from JavaScript to tvOS.

[`window`](/documentation/TVMLKit/TVApplicationController/window)

A reference to the window supplied when the app controller was initialized.


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