Package bdsup2sub.tools
Class JFileFilter
java.lang.Object
javax.swing.filechooser.FileFilter
bdsup2sub.tools.JFileFilter
A convenience implementation of FileFilter that filters out all files except for those type extensions that it knows about.
Extensions are of the type ".foo", which is typically found on Windows and Unix boxes, but not on Macinthosh. Case is ignored.
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Field Summary
FieldsModifier and TypeFieldDescriptionprivate String
private Hashtable<String,
JFileFilter> private String
private boolean
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Constructor Summary
ConstructorsConstructorDescriptionCreates a file filter.JFileFilter
(String extension) Creates a file filter that accepts files with the given extension.JFileFilter
(String[] filters) Creates a file filter from the given string array.JFileFilter
(String[] filters, String description) Creates a file filter from the given string array and description.JFileFilter
(String extension, String description) Creates a file filter that accepts the given file type. -
Method Summary
Modifier and TypeMethodDescriptionboolean
Return true if this file should be shown in the directory pane, false if it shouldn't.void
addExtension
(String extension) Adds a file type "dot" extension to filter against.Returns the human readable description of this filter.getExtension
(File f) Return the extension portion of the file's name .boolean
Returns whether the extension list (.jpg, .gif, etc) should show up in the human readable description.void
setDescription
(String description) Sets the human readable description of this filter.void
setExtensionListInDescription
(boolean b) Determines whether the extension list (.jpg, .gif, etc) should show up in the human readable description.
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Field Details
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filters
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description
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fullDescription
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useExtensionsInDescription
private boolean useExtensionsInDescription
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Constructor Details
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JFileFilter
public JFileFilter()Creates a file filter. If no filters are added, then all files are accepted.- See Also:
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JFileFilter
Creates a file filter that accepts files with the given extension. Example: new JFileFilter("jpg");- Parameters:
extension
- string containing file extension- See Also:
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JFileFilter
Creates a file filter that accepts the given file type. Example: new JFileFilter("jpg", "JPEG Image Images"); Note that the "." before the extension is not needed. If provided, it will be ignored.- Parameters:
extension
- string containing file extensiondescription
- string containing file description- See Also:
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JFileFilter
Creates a file filter from the given string array. Example: new JFileFilter(String {"gif", "jpg"}); Note that the "." before the extension is not needed adn will be ignored.- Parameters:
filters
- string array containing extensions- See Also:
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JFileFilter
Creates a file filter from the given string array and description. Example: new JFileFilter(String {"gif", "jpg"}, "Gif and JPG Images"); Note that the "." before the extension is not needed and will be ignored.- Parameters:
filters
- string array containing extensionsdescription
- string containing file description- See Also:
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Method Details
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accept
Return true if this file should be shown in the directory pane, false if it shouldn't. Files that begin with "." are ignored.- Specified by:
accept
in classFileFilter
- See Also:
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getExtension
Return the extension portion of the file's name .- Parameters:
f
- File handle to get extension for- Returns:
- extension as string (excluding the '.')
- See Also:
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addExtension
Adds a file type "dot" extension to filter against. For example: the following code will create a filter that filters out all files except those that end in ".jpg" and ".tif": JFileFilter filter = new JFileFilter(); filter.addExtension("jpg"); filter.addExtension("tif"); Note that the "." before the extension is not needed and will be ignored.- Parameters:
extension
- file extension (e.g. '.sup')
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getDescription
Returns the human readable description of this filter. For example: "JPEG and GIF Image Files (*.jpg, *.gif)"- Specified by:
getDescription
in classFileFilter
- See Also:
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setDescription
Sets the human readable description of this filter. For example: filter.setDescription("Gif and JPG Images");- Parameters:
description
- string containing file description- See Also:
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setExtensionListInDescription
public void setExtensionListInDescription(boolean b) Determines whether the extension list (.jpg, .gif, etc) should show up in the human readable description. Only relevant if a description was provided in the constructor or using setDescription();- Parameters:
b
- true if the extension list should show up in the human readable description- See Also:
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isExtensionListInDescription
public boolean isExtensionListInDescription()Returns whether the extension list (.jpg, .gif, etc) should show up in the human readable description. Only relevant if a description was provided in the constructor or using setDescription();- Returns:
- true if the extension list should show up in the human readable description
- See Also:
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