BasicViewportUI (Java SE 21 & JDK 21)
Description: declaration: module: java.desktop, package: javax.swing.plaf.basic, class: BasicViewportUI
Keywords: javax.swing.plaf.basic.BasicViewportUI class

Module java.desktop
Package javax.swing.plaf.basic

# Class BasicViewportUI

java.lang.Object
javax.swing.plaf.ComponentUI
javax.swing.plaf.ViewportUI
javax.swing.plaf.basic.BasicViewportUI

public class BasicViewportUI extends ViewportUI
BasicViewport implementation

- ## Constructor Summary

  Constructors
  Constructor
  Description
  `BasicViewportUI()`
  Constructs a `BasicViewportUI`.

- ## Method Summary

  Modifier and Type
  Method
  Description
  `static ComponentUI`
  `createUI(JComponent c)`
  Returns an instance of `BasicViewportUI`.
  `protected void`
  `installDefaults(JComponent c)`
  Installs view port properties.
  `protected void`
  `uninstallDefaults(JComponent c)`
  Uninstall view port properties.

  ### Methods declared in class javax.swing.plaf.ComponentUI

  `contains, getAccessibleChild, getAccessibleChildrenCount, getBaseline, getBaselineResizeBehavior, getMaximumSize, getMinimumSize, getPreferredSize, installUI, paint, uninstallUI, update`

  ### Methods declared in class java.lang.Object

  `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- ## Constructor Details

  - ### BasicViewportUI

    public BasicViewportUI()
    Constructs a `BasicViewportUI`.

- ## Method Details

  - ### createUI

    public static ComponentUI createUI(JComponent c)
    Returns an instance of `BasicViewportUI`.
    Parameters:
      `c` - a component
    Returns:
      an instance of `BasicViewportUI`

  - ### installDefaults

    protected void installDefaults(JComponent c)
    Installs view port properties.
    Parameters:
      `c` - a component

  - ### uninstallDefaults

    protected void uninstallDefaults(JComponent c)
    Uninstall view port properties.
    Parameters:
      `c` - a component