TerminalScrollController.Null

java.lang.Object
- com.googlecode.lanterna.terminal.swing.TerminalScrollController.Null

All Implemented Interfaces:

TerminalScrollController

Enclosing interface:

TerminalScrollController
```
public static final class TerminalScrollController.Null
extends java.lang.Object
implements TerminalScrollController
```
Implementation of TerminalScrollController that does nothing

Nested Class Summary
- Nested classes/interfaces inherited from interface com.googlecode.lanterna.terminal.swing.TerminalScrollController
  TerminalScrollController.Null

Constructor Summary

Constructors
Constructor Description

Null()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`int`	`getScrollingOffset()`	Called by the SwingTerminal to know the 'offset' into the backlog.
`void`	`updateModel(int totalSize, int screenSize)`	Called by the SwingTerminal when the terminal has changed or more lines are entered into the terminal

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

- Constructor Detail
  - Null
```
public Null()
```
- Method Detail
  - updateModel
```
public void updateModel(int totalSize,
                        int screenSize)
```
    Description copied from interface: TerminalScrollController
    
    Called by the SwingTerminal when the terminal has changed or more lines are entered into the terminal
    
    Specified by:
    
    updateModel in interface TerminalScrollController
    
    Parameters:
    
    totalSize - Total number of lines in the backlog currently
    
    screenSize - Number of lines covered by the terminal window at its current size
  - getScrollingOffset
```
public int getScrollingOffset()
```
    Description copied from interface: TerminalScrollController
    
    Called by the SwingTerminal to know the 'offset' into the backlog. Returning 0 here will always draw the latest lines; if you return 5, it will draw from five lines into the backlog and skip the 5 most recent lines.
    
    Specified by:
    
    getScrollingOffset in interface TerminalScrollController
    
    Returns:
    
    According to this scroll controller, how far back into the backlog are we?