OptionPaneUI (Java Platform SE 8 )
Keywords: javax.swing.plaf.OptionPaneUI class
Date: 2026-04-24

javax.swing.plaf

## Class OptionPaneUI

- java.lang.Object
- - javax.swing.plaf.ComponentUI
  - - javax.swing.plaf.OptionPaneUI

- Direct Known Subclasses:
    BasicOptionPaneUI, MultiOptionPaneUI

      public abstract class OptionPaneUI
      extends ComponentUI

  Pluggable look and feel interface for JOptionPane.

- - ### Constructor Summary

    Constructors
    Constructor and Description
    `OptionPaneUI()`

  - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method and Description
    --- | ---
    `abstract boolean` | `containsCustomComponents(JOptionPane op)` Returns true if the user has supplied instances of Component for either the options or message.
    `abstract void` | `selectInitialValue(JOptionPane op)` Requests the component representing the default value to have focus.

    - ### Methods inherited from class javax.swing.plaf.ComponentUI

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

    - ### Methods inherited from class java.lang.Object

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

- - ### Constructor Detail

    - #### OptionPaneUI

          public OptionPaneUI()

  - ### Method Detail

    - #### selectInitialValue

          public abstract void selectInitialValue(JOptionPane op)

      Requests the component representing the default value to have focus.

    - #### containsCustomComponents

          public abstract boolean containsCustomComponents(JOptionPane op)

      Returns true if the user has supplied instances of Component for either the options or message.

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