com.tensegrity.gui.swing.dialog.graphfilechooser
Class SVGFilter

java.lang.Object
  javax.swing.filechooser.FileFilter
      com.tensegrity.gui.swing.dialog.graphfilechooser.SVGFilter

All Implemented Interfaces:

ExtendedFileFilter

public class SVGFilter

extends javax.swing.filechooser.FileFilter

implements ExtendedFileFilter

The graphfilechooser for tensegrity apps.

Version:

$Id: SVGFilter.java,v 1.10 2006/03/02 11:40:58 BurkhardWick Exp $

Author:

Stepan Rutz

Field Summary

static java.lang.String[]

extensions Predefined string array of valid extensions.

Constructor Summary

SVGFilter()
Constructs a new SVGFilter instance.

Method Summary

boolean	accept(java.io.File f) Returns true on all directories and files which have the right extension.
java.lang.String	getDescription() Returns a descriptive string for the tensegrity file format.
java.lang.String[]	getExtensionList() Returns an array with all valid extensions for this file type
int	getType() Returns the type of this filter.
java.lang.String	getValidFilename(java.io.File file) Method isValidFilename checks whether the given filename has a valid extension.
static boolean	isValidExtension(java.lang.String ext) Method isValidExtension iterates through the list of extensions and checks whether the given extension matches one of the listed ones.
static boolean	isXMLFile(java.io.File file) Method isXMLFile reads the first line of the file and checks whether it starts with the typical xml definition.
void	openInViewer(java.io.File file) Opens the given File in the viewer.
boolean	supportsOpenInViewer() Returns true if the file can be opened in the viewer.

Methods inherited from class java.lang.Object

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

Field Detail

extensions

public static java.lang.String[] extensions

Predefined string array of valid extensions.

Constructor Detail

SVGFilter

public SVGFilter()

Constructs a new SVGFilter instance.

Method Detail

isXMLFile

public static boolean isXMLFile(java.io.File file)

Method isXMLFile reads the first line of the file and checks whether it starts with the typical xml definition. If such a definition is found the method returns true, otherwise false.

Parameters:

file - the File to examine.

Returns:

boolean true iff the file is an xml file.

accept

public boolean accept(java.io.File f)

Returns true on all directories and files which have the right extension.

See Also:

FileFilter.accept(File)

getDescription

public java.lang.String getDescription()

Returns a descriptive string for the tensegrity file format.

See Also:

FileFilter.getDescription()

isValidExtension

public static boolean isValidExtension(java.lang.String ext)

Method isValidExtension iterates through the list of extensions and checks whether the given extension matches one of the listed ones. If the first matching extension is found, true is returned, otherwise false.

Parameters:

ext - the extension to examine.

Returns:

boolean true if the extension is valid.

getValidFilename

public java.lang.String getValidFilename(java.io.File file)

Method isValidFilename checks whether the given filename has a valid extension. If not, its checked if its recognized as one of the supported filetypes.

Specified by:

getValidFilename in interface ExtendedFileFilter

Parameters:

file - the filename to check.

Returns:

boolean true if the filename is valid.

supportsOpenInViewer

public boolean supportsOpenInViewer()

Returns true if the file can be opened in the viewer.

Specified by:

supportsOpenInViewer in interface ExtendedFileFilter

Returns:

true if the file can be opened in the viewer.

getType

public int getType()

Returns the type of this filter.

Specified by:

getType in interface ExtendedFileFilter

Returns:

the type of this filter.

openInViewer

public void openInViewer(java.io.File file)

Opens the given File in the viewer.

Specified by:

openInViewer in interface ExtendedFileFilter

Parameters:

file - the File to open in the viewer.

getExtensionList

public java.lang.String[] getExtensionList()

Description copied from interface: ExtendedFileFilter

Returns an array with all valid extensions for this file type

Specified by:

getExtensionList in interface ExtendedFileFilter

Returns:

an array with all valid extensions for this file type