Module java.desktop
Package javax.swing.plaf

## Class FileChooserUI

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

- Direct Known Subclasses:
    `BasicFileChooserUI`, `MultiFileChooserUI`

      public abstract class FileChooserUI
      extends ComponentUI

  Pluggable look and feel interface for `JFileChooser`.

- - ### Constructor Summary

    Constructors
    Constructor | Description
    --- | ---
    `FileChooserUI​()` |

  - ### Method Summary

    All Methods Instance Methods Abstract Methods Concrete Methods
    Modifier and Type | Method | Description
    --- | --- | ---
    `abstract void` | `ensureFileIsVisible​(JFileChooser fc, File f)` | Ensure the file in question is visible.
    `abstract FileFilter` | `getAcceptAllFileFilter​(JFileChooser fc)` | Returns an accept-all file filter.
    `abstract String` | `getApproveButtonText​(JFileChooser fc)` | Returns approve button text.
    `JButton` | `getDefaultButton​(JFileChooser fc)` | Returns default button for current `LookAndFeel`.
    `abstract String` | `getDialogTitle​(JFileChooser fc)` | Returns the dialog title.
    `abstract FileView` | `getFileView​(JFileChooser fc)` | Returns a file view.
    `abstract void` | `rescanCurrentDirectory​(JFileChooser fc)` | Rescan the current directory.

    - ### 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

    - #### FileChooserUI

          public FileChooserUI​()

  - ### Method Detail

    - #### getAcceptAllFileFilter

          public abstract FileFilter getAcceptAllFileFilter​(JFileChooser fc)

      Returns an accept-all file filter.
      Parameters:
        `fc` - the file chooser
      Returns:
        an accept-all file filter

    - #### getFileView

          public abstract FileView getFileView​(JFileChooser fc)

      Returns a file view.
      Parameters:
        `fc` - the file chooser
      Returns:
        a file view

    - #### getApproveButtonText

          public abstract String getApproveButtonText​(JFileChooser fc)

      Returns approve button text.
      Parameters:
        `fc` - the file chooser
      Returns:
        approve button text.

    - #### getDialogTitle

          public abstract String getDialogTitle​(JFileChooser fc)

      Returns the dialog title.
      Parameters:
        `fc` - the file chooser
      Returns:
        the dialog title.

    - #### rescanCurrentDirectory

          public abstract void rescanCurrentDirectory​(JFileChooser fc)

      Rescan the current directory.
      Parameters:
        `fc` - the file chooser

    - #### ensureFileIsVisible

          public abstract void ensureFileIsVisible​(JFileChooser fc,
                                                   File f)

      Ensure the file in question is visible.
      Parameters:
        `fc` - the file chooser
        `f` - the file

    - #### getDefaultButton

          public JButton getDefaultButton​(JFileChooser fc)

      Returns default button for current `LookAndFeel`. `JFileChooser` will use this button as default button for dialog windows.
      Parameters:
        `fc` - the `JFileChooser` whose default button is requested
      Returns:
        the default JButton for current look and feel
      Since:
        1.7