UIDefaults.ActiveValue (Java SE 26 & JDK 26)
Description: declaration: module: java.desktop, package: javax.swing, class: UIDefaults, interface: ActiveValue
Keywords: javax.swing.UIDefaults.ActiveValue interface

# Interface UIDefaults.ActiveValue

Enclosing class:
  `UIDefaults`

public static interface UIDefaults.ActiveValue
This class enables one to store an entry in the defaults table that's constructed each time it's looked up with one of the `getXXX(key)` methods. Here's an example of an `ActiveValue` that constructs a `DefaultListCellRenderer`:

     Object cellRendererActiveValue = new UIDefaults.ActiveValue() {
         public Object createValue(UIDefaults table) {
             return new DefaultListCellRenderer();
         }
     };

     uiDefaultsTable.put("MyRenderer", cellRendererActiveValue);

Since:
  1.2
See Also:
  - `UIDefaults.get(Object)`

- ## Method Summary

  Modifier and Type
  Method
  Description
  `Object`
  `createValue(UIDefaults table)`
  Creates the value retrieved from the `UIDefaults` table.

- ## Method Details

  - ### createValue

    Object createValue(UIDefaults table)
    Creates the value retrieved from the `UIDefaults` table. The object is created each time it is accessed.
    Parameters:
      `table` - a `UIDefaults` table
    Returns:
      the created `Object`