javax.swing.filechooser
Class WindowsFileSystemView

java.lang.Object
  javax.swing.filechooser.FileSystemView
      javax.swing.filechooser.WindowsFileSystemView

class WindowsFileSystemView

extends FileSystemView

FileSystemView that handles some specific windows concepts.

Nested Class Summary

Nested classes inherited from class javax.swing.filechooser.FileSystemView

FileSystemView.FileSystemRoot

Field Summary

private static String	newFolderNextString
private static String	newFolderString

Fields inherited from class javax.swing.filechooser.FileSystemView

genericFileSystemView, unixFileSystemView, windowsFileSystemView

Constructor Summary

(package private)

WindowsFileSystemView()

Method Summary

File	createFileObject(String path) Returns a File object constructed from the given path string.
protected File	createFileSystemRoot(File f) Creates a new File object for f with correct behavior for a file system root directory.
File	createNewFolder(File containingDir) Creates a new folder with a default folder name.
File	getChild(File parent, String fileName)
File	getHomeDirectory()
String	getSystemTypeDescription(File f) Type description for a file, directory, or folder as it would be displayed in a system file browser.
boolean	isDrive(File dir) Used by UI classes to decide whether to display a special icon for drives or partitions, e.g. a "hard disk" icon.
boolean	isFloppyDrive(File dir) Used by UI classes to decide whether to display a special icon for a floppy disk.
Boolean	isTraversable(File f) Returns true if the file (directory) can be visited.

Methods inherited from class javax.swing.filechooser.FileSystemView

createFileObject, getDefaultDirectory, getFiles, getFileSystemView, getParentDirectory, getRoots, getShellFolder, getSystemDisplayName, getSystemIcon, isComputerNode, isFileSystem, isFileSystemRoot, isHiddenFile, isParent, isRoot

Methods inherited from class java.lang.Object

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

Field Detail

newFolderString

private static final String newFolderString

newFolderNextString

private static final String newFolderNextString

Constructor Detail

WindowsFileSystemView

WindowsFileSystemView()

Method Detail

isTraversable

public Boolean isTraversable(File f)

Description copied from class: FileSystemView

Returns true if the file (directory) can be visited. Returns false if the directory cannot be traversed.

Overrides:

isTraversable in class FileSystemView

Parameters:

f - the File

Returns:

true if the file/directory can be traversed, otherwise false

See Also:

JFileChooser.isTraversable(java.io.File), FileView.isTraversable(java.io.File)

getChild

public File getChild(File parent,
                     String fileName)

Overrides:

getChild in class FileSystemView

Parameters:

parent - a File object repesenting a directory or special folder

fileName - a name of a file or folder which exists in parent

Returns:

a File object. This is normally constructed with new File(parent, fileName) except when parent and child are both special folders, in which case the File is a wrapper containing a ShellFolder object.

getSystemTypeDescription

public String getSystemTypeDescription(File f)

Type description for a file, directory, or folder as it would be displayed in a system file browser. Example from Windows: the "Desktop" folder is desribed as "Desktop". The Windows implementation gets information from the ShellFolder class.

Overrides:

getSystemTypeDescription in class FileSystemView

Parameters:

f - a File object

Returns:

the file type description as it would be displayed by a native file chooser or null if no native information is available.

See Also:

JFileChooser.getTypeDescription(java.io.File)

getHomeDirectory

public File getHomeDirectory()

Overrides:

getHomeDirectory in class FileSystemView

Returns:

the Desktop folder.

createNewFolder

public File createNewFolder(File containingDir)
                     throws IOException

Creates a new folder with a default folder name.

Specified by:

createNewFolder in class FileSystemView

Throws:

IOException

isDrive

public boolean isDrive(File dir)

Description copied from class: FileSystemView

Used by UI classes to decide whether to display a special icon for drives or partitions, e.g. a "hard disk" icon. The default implementation has no way of knowing, so always returns false.

Overrides:

isDrive in class FileSystemView

Parameters:

dir - a directory

Returns:

false always

isFloppyDrive

public boolean isFloppyDrive(File dir)

Description copied from class: FileSystemView

Used by UI classes to decide whether to display a special icon for a floppy disk. Implies isDrive(dir). The default implementation has no way of knowing, so always returns false.

Overrides:

isFloppyDrive in class FileSystemView

Parameters:

dir - a directory

Returns:

false always

createFileObject

public File createFileObject(String path)

Returns a File object constructed from the given path string.

Overrides:

createFileObject in class FileSystemView

createFileSystemRoot

protected File createFileSystemRoot(File f)

Description copied from class: FileSystemView

Creates a new File object for f with correct behavior for a file system root directory.

Overrides:

createFileSystemRoot in class FileSystemView

Parameters:

f - a File object representing a file system root directory, for example "/" on Unix or "C:\" on Windows.

Returns:

a new File object