Controller (exe4j help)

java.lang.Object
- com.exe4j.Controller

```
public class Controller
extends java.lang.Object
```
This class allows you to control the native splash screen of a generated executable from your Java code and register a StartupListener to receive startup events in single instance mode.

In order to use this class, please include exe4jlib.jar from your exe4j installation into your class path. You do not need to distribute this file along with your application, exe4j will do this automatically for you.

Author:

ej-technologies GmbH

Nested Class Summary

Nested Classes
Modifier and Type	Class and Description
`static class`	`Controller.ConnectionException` The exception thrown by methods of the `Controller` class to indicate that a splash screen operation was not successful.
`static interface`	`Controller.StartupListener` The interface for startup events in single instance mode.

Method Summary

Methods
Modifier and Type	Method and Description
`static void`	`hide()` Programmatically hide the native splash screen.
`static void`	`registerStartupListener(Controller.StartupListener startupListener)` Register a StartupListener to receive startup events in single instance mode.
`static void`	`writeMessage(java.lang.String message)` Update the status text line of the native splash screen with a different text.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Method Detail
  - writeMessage
```
public static void writeMessage(java.lang.String message)
                         throws Controller.ConnectionException
```
    Update the status text line of the native splash screen with a different text.
    
    Parameters:
    message - the new text
    
    Throws:
    
    Controller.ConnectionException - if the call fails
  - hide
```
public static void hide()
                 throws Controller.ConnectionException
```
    Programmatically hide the native splash screen. If the "auto-off" mode is enabled for the splash screen, programmatic hiding may not be necessary if you want the splash screen to disappear with the showing of the first window.
    
    Throws:
    
    Controller.ConnectionException - if tha call fails
  - registerStartupListener
```
public static void registerStartupListener(Controller.StartupListener startupListener)
```
    Register a StartupListener to receive startup events in single instance mode. Request that are already queued will be invoked immediately on the startup listener before this call returns. Subsequent calls will be from different threads.
    
    Parameters:
    startupListener - the listener