AbstractListBox.DefaultListBoxRenderer

java.lang.Object

com.googlecode.lanterna.gui2.AbstractListBox.DefaultListBoxRenderer<V,T>

Type Parameters:: V - Type of the items the list box this renderer is for; T - Type of list box

All Implemented Interfaces:: ComponentRenderer<T>, InteractableRenderer<T>

Enclosing class:: AbstractListBox<V, T extends AbstractListBox<V,T>>

public static class AbstractListBox.DefaultListBoxRenderer<V, T extends AbstractListBox<V,T>> extends Object implements InteractableRenderer<T>

The default renderer for AbstractListBox and all its subclasses.

Field Summary

Fields

Modifier and Type

Field

Description

private int

scrollTopIndex

private final ScrollBar

verticalScrollBar
Constructor Summary

Constructors

Constructor

Description

DefaultListBoxRenderer()

Default constructor
Method Summary

Modifier and Type

Method

Description

void

drawComponent(TextGUIGraphics graphics, T listBox)

Using the supplied graphics object, draws the component passed in.

TerminalPosition

getCursorLocation(T listBox)

TerminalSize

getPreferredSize(T listBox)

Given the supplied component, how large does this renderer want the component to be? Notice that this is the responsibility of the renderer and not the component itself, since the component has no idea what its visual representation looks like.

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

Field Details
- verticalScrollBar
  
  private final ScrollBar verticalScrollBar
- scrollTopIndex
  
  private int scrollTopIndex
Constructor Details
- DefaultListBoxRenderer
  
  public DefaultListBoxRenderer()
  
  Default constructor
Method Details
- getCursorLocation
  
  public TerminalPosition getCursorLocation(T listBox)
  
  Specified by:
  
  getCursorLocation in interface InteractableRenderer<V>
- getPreferredSize
  
  public TerminalSize getPreferredSize(T listBox)
  
  Description copied from interface: ComponentRenderer
  
  Given the supplied component, how large does this renderer want the component to be? Notice that this is the responsibility of the renderer and not the component itself, since the component has no idea what its visual representation looks like.
  
  Specified by:
  
  getPreferredSize in interface ComponentRenderer<V>
  
  Parameters:
  
  listBox - Component to calculate the preferred size of
  
  Returns:
  
  The size this renderer would like the component to take up
- drawComponent
  
  public void drawComponent(TextGUIGraphics graphics, T listBox)
  
  Description copied from interface: ComponentRenderer
  
  Using the supplied graphics object, draws the component passed in.
  
  Specified by:
  
  drawComponent in interface ComponentRenderer<V>
  
  Parameters:
  
  graphics - Graphics object to use for drawing
  
  listBox - Component to draw