javax.swing.plaf.basic

## Class BasicTextFieldUI

- java.lang.Object
- - javax.swing.plaf.ComponentUI
  - - javax.swing.plaf.TextUI
    - - javax.swing.plaf.basic.BasicTextUI
      - - javax.swing.plaf.basic.BasicTextFieldUI

- All Implemented Interfaces:
    ViewFactory
  Direct Known Subclasses:
    BasicFormattedTextFieldUI, BasicPasswordFieldUI, MetalTextFieldUI, SynthTextFieldUI

      public class BasicTextFieldUI
      extends BasicTextUI

  Basis of a look and feel for a JTextField.

  Warning: Serialized objects of this class will not be compatible with future Swing releases. The current serialization support is appropriate for short term storage or RMI between applications running the same version of Swing. As of 1.4, support for long term storage of all JavaBeansTM has been added to the `java.beans` package. Please see `XMLEncoder`.

- - ### Nested Class Summary

    - ### Nested classes/interfaces inherited from class javax.swing.plaf.basic.BasicTextUI

      `BasicTextUI.BasicCaret, BasicTextUI.BasicHighlighter`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `BasicTextFieldUI()` Creates a new BasicTextFieldUI.

  - ### Method Summary

    Methods
    Modifier and Type | Method and Description
    --- | ---
    `View` | `create(Element elem)` Creates a view (FieldView) based on an element.
    `static ComponentUI` | `createUI(JComponent c)` Creates a UI for a JTextField.
    `int` | `getBaseline(JComponent c, int width, int height)` Returns the baseline.
    `Component.BaselineResizeBehavior` | `getBaselineResizeBehavior(JComponent c)` Returns an enum indicating how the baseline of the component changes as the size changes.
    `protected String` | `getPropertyPrefix()` Fetches the name used as a key to lookup properties through the UIManager.

    - ### Methods inherited from class javax.swing.plaf.basic.BasicTextUI

      `create, createCaret, createHighlighter, createKeymap, damageRange, damageRange, getComponent, getEditorKit, getKeymapName, getMaximumSize, getMinimumSize, getNextVisualPositionFrom, getPreferredSize, getRootView, getToolTipText, getVisibleEditorRect, installDefaults, installKeyboardActions, installListeners, installUI, modelChanged, modelToView, modelToView, paint, paintBackground, paintSafely, propertyChange, setView, uninstallDefaults, uninstallKeyboardActions, uninstallListeners, uninstallUI, update, viewToModel, viewToModel`

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

      `contains, getAccessibleChild, getAccessibleChildrenCount`

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

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

- - ### Constructor Detail

    - #### BasicTextFieldUI

          public BasicTextFieldUI()

      Creates a new BasicTextFieldUI.

  - ### Method Detail

    - #### createUI

          public static ComponentUI createUI(JComponent c)

      Creates a UI for a JTextField.
      Parameters:
        `c` - the text field
      Returns:
        the UI

    - #### getPropertyPrefix

          protected String getPropertyPrefix()

      Fetches the name used as a key to lookup properties through the UIManager. This is used as a prefix to all the standard text properties.
      Specified by:
        `getPropertyPrefix` in class `BasicTextUI`
      Returns:
        the name ("TextField")

    - #### create

          public View create(Element elem)

      Creates a view (FieldView) based on an element.
      Specified by:
        `create` in interface `ViewFactory`
      Overrides:
        `create` in class `BasicTextUI`
      Parameters:
        `elem` - the element
      Returns:
        the view
      See Also:
        `View`

    - #### getBaseline

          public int getBaseline(JComponent c,
                        int width,
                        int height)

      Returns the baseline.
      Overrides:
        `getBaseline` in class `ComponentUI`
      Parameters:
        `c` - `JComponent` baseline is being requested for
        `width` - the width to get the baseline for
        `height` - the height to get the baseline for
      Returns:
        baseline or a value < 0 indicating there is no reasonable baseline
      Throws:
        `NullPointerException` - if `c` is `null`
        `IllegalArgumentException` - if width or height is < 0
      Since:
        1.6
      See Also:
        `JComponent.getBaseline(int, int)`

    - #### getBaselineResizeBehavior

          public Component.BaselineResizeBehavior getBaselineResizeBehavior(JComponent c)

      Returns an enum indicating how the baseline of the component changes as the size changes.
      Overrides:
        `getBaselineResizeBehavior` in class `ComponentUI`
      Parameters:
        `c` - `JComponent` to return baseline resize behavior for
      Returns:
        an enum indicating how the baseline changes as the component size changes
      Throws:
        `NullPointerException` - if `c` is `null`
      Since:
        1.6
      See Also:
        `JComponent.getBaseline(int, int)`

Submit a bug or feature
For further API reference and developer documentation, see Java SE Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.
Copyright © 1993, 2019, Oracle and/or its affiliates. All rights reserved.