Module java.desktop

Package 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 FileView

A basic file view.

Field Summary

Fields

Modifier and Type	Field	Description
protected Hashtable<File,Icon>	iconCache	The icon cache

Constructor Summary

Constructors

Constructor	Description
BasicFileView()	Constructs a BasicFileView.

Method Summary

Modifier and Type	Method	Description
void	cacheIcon(File f, Icon i)	Caches an icon for a file.
void	clearIconCache()	Clears the icon cache.
Icon	getCachedIcon(File f)	Returns the cached icon for the file.
String	getDescription(File f)	A human readable description of the file.
Icon	getIcon(File f)	The icon that represents this file in the JFileChooser.
String	getName(File f)	The name of the file.
String	getTypeDescription(File f)	A human readable description of the type of the file.
Boolean	isHidden(File f)	Returns whether or not a file is hidden.

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 Hashtable<File,Icon> iconCache

The icon cache

Constructor Detail

BasicFileView

public BasicFileView()

Constructs a BasicFileView.

Method Detail

clearIconCache

public void clearIconCache()

Clears the icon cache.

getName

public String getName(File f)

The name of the file. Normally this would be simply f.getName().

Overrides:

getName in class FileView

Parameters:

f - a File object

Returns:

a String representing the name of the file

getDescription

public String getDescription(File f)

A human readable description of the file. For example, a file named jag.jpg might have a description that read: "A JPEG image file of James Gosling's face".

Overrides:

getDescription in class FileView

Parameters:

f - a File object

Returns:

a String containing a description of the file or null if it is not available.

getTypeDescription

public String getTypeDescription(File f)

A human readable description of the type of the file. For example, a jpg file might have a type description of: "A JPEG Compressed Image File"

Overrides:

getTypeDescription in class FileView

Parameters:

f - a File object

Returns:

a String containing a description of the type of the file or null if it is not available .

getCachedIcon

public Icon getCachedIcon(File f)

Returns the cached icon for the file.

Parameters:

f - the file

Returns:

the cached icon for the file

cacheIcon

public void cacheIcon(File f,
                      Icon i)

Caches an icon for a file.

Parameters:

f - the file

i - the icon

getIcon

public Icon getIcon(File f)

The icon that represents this file in the JFileChooser.

Overrides:

getIcon in class FileView

Parameters:

f - a File object

Returns:

an Icon which represents the specified File or null if it is not available.

isHidden

public Boolean isHidden(File f)

Returns whether or not a file is hidden.

Parameters:

f - the file

Returns:

whether or not a file is hidden