Uses of Interface java.awt.event.FocusListener (Java Platform SE 8 )
Date: 2026-04-17

## Uses of Interface
java.awt.event.FocusListener

- Packages that use FocusListener
  Package | Description
  --- | ---
  java.awt | Contains all of the classes for creating user interfaces and for painting graphics and images.
  java.awt.event | Provides interfaces and classes for dealing with different types of events fired by AWT components.
  javax.accessibility | Defines a contract between user-interface components and an assistive technology that provides access to those components.
  javax.swing | Provides a set of "lightweight" (all-Java language) components that, to the maximum degree possible, work the same on all platforms.
  javax.swing.plaf.basic | Provides user interface objects built according to the Basic look and feel.
  javax.swing.plaf.metal | Provides user interface objects built according to the Java look and feel (once codenamed Metal), which is the default look and feel.
  javax.swing.table | Provides classes and interfaces for dealing with `javax.swing.JTable`.
  javax.swing.text | Provides classes and interfaces that deal with editable and noneditable text components.

- - ### Uses of FocusListener in java.awt

    Classes in java.awt that implement FocusListener
    Modifier and Type | Class and Description
    --- | ---
    `class` | `AWTEventMulticaster` `AWTEventMulticaster` implements efficient and thread-safe multi-cast event dispatching for the AWT events defined in the `java.awt.event` package.
    `protected class` | `Component.AccessibleAWTComponent.AccessibleAWTFocusHandler` Fire PropertyChange listener, if one is registered, when focus events happen

    Fields in java.awt declared as FocusListener
    Modifier and Type | Field and Description
    --- | ---
    `protected FocusListener` | Component.AccessibleAWTComponent.`accessibleAWTFocusHandler`

    Methods in java.awt that return FocusListener
    Modifier and Type | Method and Description
    --- | ---
    `static FocusListener` | AWTEventMulticaster.`add(FocusListener a, FocusListener b)` Adds focus-listener-a with focus-listener-b and returns the resulting multicast listener.
    `FocusListener[]` | Component.`getFocusListeners()` Returns an array of all the focus listeners registered on this component.
    `static FocusListener` | AWTEventMulticaster.`remove(FocusListener l, FocusListener oldl)` Removes the old focus-listener from focus-listener-l and returns the resulting multicast listener.

    Methods in java.awt with parameters of type FocusListener
    Modifier and Type | Method and Description
    --- | ---
    `static FocusListener` | AWTEventMulticaster.`add(FocusListener a, FocusListener b)` Adds focus-listener-a with focus-listener-b and returns the resulting multicast listener.
    `void` | MenuComponent.AccessibleAWTMenuComponent.`addFocusListener(FocusListener l)` Adds the specified focus listener to receive focus events from this component.
    `void` | List.AccessibleAWTList.AccessibleAWTListChild.`addFocusListener(FocusListener l)` Adds the specified focus listener to receive focus events from this component.
    `void` | Component.`addFocusListener(FocusListener l)` Adds the specified focus listener to receive focus events from this component when this component gains input focus.
    `void` | Component.AccessibleAWTComponent.`addFocusListener(FocusListener l)` Adds the specified focus listener to receive focus events from this component.
    `static FocusListener` | AWTEventMulticaster.`remove(FocusListener l, FocusListener oldl)` Removes the old focus-listener from focus-listener-l and returns the resulting multicast listener.
    `void` | MenuComponent.AccessibleAWTMenuComponent.`removeFocusListener(FocusListener l)` Removes the specified focus listener so it no longer receives focus events from this component.
    `void` | List.AccessibleAWTList.AccessibleAWTListChild.`removeFocusListener(FocusListener l)` Removes the specified focus listener so it no longer receives focus events from this component.
    `void` | Component.`removeFocusListener(FocusListener l)` Removes the specified focus listener so that it no longer receives focus events from this component.
    `void` | Component.AccessibleAWTComponent.`removeFocusListener(FocusListener l)` Removes the specified focus listener so it no longer receives focus events from this component.

  - ### Uses of FocusListener in java.awt.event

    Classes in java.awt.event that implement FocusListener
    Modifier and Type | Class and Description
    --- | ---
    `class` | `FocusAdapter` An abstract adapter class for receiving keyboard focus events.

  - ### Uses of FocusListener in javax.accessibility

    Methods in javax.accessibility with parameters of type FocusListener
    Modifier and Type | Method and Description
    --- | ---
    `void` | AccessibleComponent.`addFocusListener(FocusListener l)` Adds the specified focus listener to receive focus events from this component.
    `void` | AccessibleComponent.`removeFocusListener(FocusListener l)` Removes the specified focus listener so it no longer receives focus events from this component.

  - ### Uses of FocusListener in javax.swing

    Classes in javax.swing that implement FocusListener
    Modifier and Type | Class and Description
    --- | ---
    `protected class` | `JComponent.AccessibleJComponent.AccessibleFocusHandler` Fire PropertyChange listener, if one is registered, when focus events happen

    Fields in javax.swing declared as FocusListener
    Modifier and Type | Field and Description
    --- | ---
    `protected FocusListener` | JComponent.AccessibleJComponent.`accessibleFocusHandler` Deprecated.

    Methods in javax.swing with parameters of type FocusListener
    Modifier and Type | Method and Description
    --- | ---
    `void` | JTable.AccessibleJTable.AccessibleJTableCell.`addFocusListener(FocusListener l)`
    `void` | JList.AccessibleJList.AccessibleJListChild.`addFocusListener(FocusListener l)`
    `void` | JTree.AccessibleJTree.AccessibleJTreeNode.`addFocusListener(FocusListener l)`
    `void` | JTable.AccessibleJTable.AccessibleJTableCell.`removeFocusListener(FocusListener l)`
    `void` | JList.AccessibleJList.AccessibleJListChild.`removeFocusListener(FocusListener l)`
    `void` | JTree.AccessibleJTree.AccessibleJTreeNode.`removeFocusListener(FocusListener l)`

  - ### Uses of FocusListener in javax.swing.plaf.basic

    Classes in javax.swing.plaf.basic that implement FocusListener
    Modifier and Type | Class and Description
    --- | ---
    `class` | `BasicButtonListener` Button Listener
    `class` | `BasicComboBoxEditor` The default editor for editable combo boxes.
    `static class` | `BasicComboBoxEditor.UIResource` A subclass of BasicComboBoxEditor that implements UIResource.
    `class` | `BasicComboBoxUI.FocusHandler` This listener hides the popup when the focus is lost.
    `class` | `BasicListUI.FocusHandler` This class should be treated as a "protected" inner class.
    `class` | `BasicSliderUI.FocusHandler` Focus-change listener.
    `class` | `BasicSplitPaneUI.FocusHandler` Implementation of the FocusListener that the JSplitPane UI uses.
    `class` | `BasicTabbedPaneUI.FocusHandler` This class should be treated as a "protected" inner class.
    `class` | `BasicTableUI.FocusHandler` This class should be treated as a "protected" inner class.
    `static class` | `BasicTextUI.BasicCaret`
    `protected class` | `BasicToolBarUI.ToolBarFocusListener`
    `class` | `BasicTreeUI.FocusHandler` Repaints the lead selection row when focus is lost/gained.

    Fields in javax.swing.plaf.basic declared as FocusListener
    Modifier and Type | Field and Description
    --- | ---
    `protected FocusListener` | BasicSliderUI.`focusListener`
    `protected FocusListener` | BasicTabbedPaneUI.`focusListener`
    `protected FocusListener` | BasicListUI.`focusListener`
    `protected FocusListener` | BasicSplitPaneUI.`focusListener` Instance of the FocusListener for this JSplitPane.
    `protected FocusListener` | BasicTableUI.`focusListener`
    `protected FocusListener` | BasicComboBoxUI.`focusListener` This protected field is implementation specific.
    `protected FocusListener` | BasicToolBarUI.`toolBarFocusListener`

    Methods in javax.swing.plaf.basic that return FocusListener
    Modifier and Type | Method and Description
    --- | ---
    `protected FocusListener` | BasicTabbedPaneUI.`createFocusListener()`
    `protected FocusListener` | BasicTreeUI.`createFocusListener()` Creates a listener that is responsible for updating the display when focus is lost/gained.
    `protected FocusListener` | BasicListUI.`createFocusListener()`
    `protected FocusListener` | BasicSplitPaneUI.`createFocusListener()` Creates a FocusListener for the JSplitPane UI.
    `protected FocusListener` | BasicTableUI.`createFocusListener()` Creates the focus listener for handling keyboard navigation in the JTable.
    `protected FocusListener` | BasicComboBoxUI.`createFocusListener()` Creates a `FocusListener` which will be added to the combo box.
    `protected FocusListener` | BasicSliderUI.`createFocusListener(JSlider slider)`
    `protected FocusListener` | BasicToolBarUI.`createToolBarFocusListener()`

  - ### Uses of FocusListener in javax.swing.plaf.metal

    Classes in javax.swing.plaf.metal that implement FocusListener
    Modifier and Type | Class and Description
    --- | ---
    `class` | `MetalComboBoxEditor` The default editor for Metal editable combo boxes
    `static class` | `MetalComboBoxEditor.UIResource` A subclass of BasicComboBoxEditor that implements UIResource.

  - ### Uses of FocusListener in javax.swing.table

    Methods in javax.swing.table with parameters of type FocusListener
    Modifier and Type | Method and Description
    --- | ---
    `void` | JTableHeader.AccessibleJTableHeader.AccessibleJTableHeaderEntry.`addFocusListener(FocusListener l)`
    `void` | JTableHeader.AccessibleJTableHeader.AccessibleJTableHeaderEntry.`removeFocusListener(FocusListener l)`

  - ### Uses of FocusListener in javax.swing.text

    Classes in javax.swing.text that implement FocusListener
    Modifier and Type | Class and Description
    --- | ---
    `class` | `DefaultCaret` A default implementation of Caret.

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