javax.swing.plaf.basic

Class BasicFileChooserUI.BasicFileView

java.lang.Object

javax.swing.filechooser.FileView

javax.swing.plaf.basic.BasicFileChooserUI.BasicFileView

Enclosing class:

BasicFileChooserUI

protected class BasicFileChooserUI.BasicFileView
extends javax.swing.filechooser.FileView

Provides presentation information about files and directories.

Field Summary

Fields

Modifier and Type	Field and Description
protected java.util.Hashtable<java.io.File,javax.swing.Icon>	iconCache Storage for cached icons.

Constructor Summary

Constructors

Constructor and Description
BasicFileChooserUI.BasicFileView() Creates a new instance.

Method Summary

Methods

Modifier and Type	Method and Description
void	cacheIcon(java.io.File f, javax.swing.Icon i) Adds an icon to the cache, associating it with the given file/directory.
void	clearIconCache() Clears the icon cache.
javax.swing.Icon	getCachedIcon(java.io.File f) Retrieves the icon associated with the specified file/directory, if there is one.
java.lang.String	getDescription(java.io.File f) Returns a description of the given file/directory.
javax.swing.Icon	getIcon(java.io.File f) Returns an icon appropriate for the given file or directory.
java.lang.String	getName(java.io.File f) Returns the name for the given file/directory.
java.lang.String	getTypeDescription(java.io.File f) Returns a localised description for the type of file/directory.
java.lang.Boolean	isHidden(java.io.File f) Returns Boolean.TRUE if the given file/directory is hidden, and Boolean.FALSE otherwise.

Methods inherited from class javax.swing.filechooser.FileView

isTraversable

Methods inherited from class java.lang.Object

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

Field Detail

iconCache

protected java.util.Hashtable<java.io.File,javax.swing.Icon> iconCache

Storage for cached icons.

Constructor Detail

BasicFileChooserUI.BasicFileView

public BasicFileChooserUI.BasicFileView()

Creates a new instance.

Method Detail

cacheIcon

public void cacheIcon(java.io.File f,
             javax.swing.Icon i)

Adds an icon to the cache, associating it with the given file/directory.

Parameters:

f - the file/directory.

i - the icon.

clearIconCache

public void clearIconCache()

Clears the icon cache.

getCachedIcon

public javax.swing.Icon getCachedIcon(java.io.File f)

Retrieves the icon associated with the specified file/directory, if there is one.

Parameters:

f - the file/directory.

Returns:

The cached icon (or null).

getDescription

public java.lang.String getDescription(java.io.File f)

Returns a description of the given file/directory. In this implementation, the description is the same as the name returned by getName(File).

Overrides:

getDescription in class javax.swing.filechooser.FileView

Parameters:

f - the file/directory.

Returns:

A description of the given file/directory.

getIcon

public javax.swing.Icon getIcon(java.io.File f)

Returns an icon appropriate for the given file or directory.

Overrides:

getIcon in class javax.swing.filechooser.FileView

Parameters:

f - the file/directory.

Returns:

An icon.

getName

public java.lang.String getName(java.io.File f)

Returns the name for the given file/directory.

Overrides:

getName in class javax.swing.filechooser.FileView

Parameters:

f - the file/directory.

Returns:

The name of the file/directory.

getTypeDescription

public java.lang.String getTypeDescription(java.io.File f)

Returns a localised description for the type of file/directory.

Overrides:

getTypeDescription in class javax.swing.filechooser.FileView

Parameters:

f - the file/directory.

Returns:

A type description for the given file/directory.

isHidden

public java.lang.Boolean isHidden(java.io.File f)

Returns Boolean.TRUE if the given file/directory is hidden, and Boolean.FALSE otherwise.

Parameters:

f - the file/directory.

Returns:

Boolean.TRUE or Boolean.FALSE.