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/*
* $Id: FileArgument.java,v 1.5 2005/10/23 09:35:48 blowagie Exp $
* $Name: $
*
* Copyright 2005 by Bruno Lowagie.
*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (the "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the License.
*
* The Original Code is 'iText, a free JAVA-PDF library'.
*
* The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
* the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
* All Rights Reserved.
* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
* are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
*
* Contributor(s): all the names of the contributors are added in the source code
* where applicable.
*
* Alternatively, the contents of this file may be used under the terms of the
* LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
* provisions of LGPL are applicable instead of those above. If you wish to
* allow use of your version of this file only under the terms of the LGPL
* License and not to allow others to use your version of this file under
* the MPL, indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by the LGPL.
* If you do not delete the provisions above, a recipient may use your version
* of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the MPL as stated above or under the terms of the GNU
* Library General Public License as published by the Free Software Foundation;
* either version 2 of the License, or any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
* details.
*
* If you didn't download this code from the following link, you should check if
* you aren't using an obsolete version:
* http://www.lowagie.com/iText/
*/
package com.lowagie.tools.arguments;
import java.awt.event.ActionEvent;
import java.io.File;
import javax.swing.JFileChooser;
import javax.swing.filechooser.FileFilter;
import com.lowagie.tools.plugins.AbstractTool;
/**
* ToolArgument class if the argument is a java.io.File.
*/
public class FileArgument extends ToolArgument {
/** a filter to put on the FileChooser. */
private FileFilter filter;
/** indicates if the argument has to point to a new or an existing file. */
private boolean newFile;
/** the label */
LabelAccessory label = null;
final static String PROPERTYFILENAME="inputfilename";
/**
* Constructs a FileArgument.
* @param tool the tool that needs this argument
* @param name the name of the argument
* @param description the description of the argument
* @param newFile makes the difference between an Open or Save dialog
* @param filter
*/
public FileArgument(AbstractTool tool, String name, String description, boolean newFile, FileFilter filter) {
super(tool, name, description, File.class.getName());
this.newFile = newFile;
this.filter = filter;
}
/**
* Constructs a FileArgument.
* @param tool the tool that needs this argument
* @param name the name of the argument
* @param description the description of the argument
* @param newFile makes the difference between an Open or Save dialog
*/
public FileArgument(AbstractTool tool, String name, String description, boolean newFile) {
this(tool, name, description, newFile, null);
}
/**
* Gets the argument as an object.
* @return an object
* @throws InstantiationException
*/
public Object getArgument() throws InstantiationException {
if (value == null) return null;
try {
return new File(value);
} catch (Exception e) {
throw new InstantiationException(e.getMessage());
}
}
/**
* @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent)
*/
public void actionPerformed(ActionEvent e) {
JFileChooser fc = new JFileChooser();
if (filter != null) fc.setFileFilter(filter);
if (label != null) {
fc.setAccessory(label);
fc.addPropertyChangeListener(
JFileChooser.SELECTED_FILE_CHANGED_PROPERTY, label);
}
if (newFile) {
fc.showSaveDialog(tool.getInternalFrame());
}
else {
fc.showOpenDialog(tool.getInternalFrame());
}
try {
setValue(fc.getSelectedFile().getAbsolutePath(), PROPERTYFILENAME);
}
catch(NullPointerException npe) {
}
}
/**
* @return Returns the filter.
*/
public FileFilter getFilter() {
return filter;
}
/**
* @param filter The filter to set.
*/
public void setFilter(FileFilter filter) {
this.filter = filter;
}
/**
* @return Returns the label.
*/
public LabelAccessory getLabel() {
return label;
}
/**
* @param label The label to set.
*/
public void setLabel(LabelAccessory label) {
this.label = label;
}
}
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