/*
* $Id$
* Copyright (c) 2005-2007 Bruno Lowagie, Carsten Hammer
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
/*
* This class was originally published under the MPL by Bruno Lowagie
* and Carsten Hammer.
* It was a part of iText, a Java-PDF library. You can now use it under
* the MIT License; for backward compatibility you can also use it under
* the MPL version 1.1: http://www.mozilla.org/MPL/
* A copy of the MPL license is bundled with the source code FYI.
*/
package com.lowagie.toolbox.arguments;
import java.awt.event.ActionEvent;
import javax.swing.JFileChooser;
import javax.swing.filechooser.FileFilter;
import com.lowagie.text.LwgImage;
import com.lowagie.toolbox.AbstractTool;
import com.lowagie.toolbox.arguments.filters.ImageFilter;
/**
* StringArgument class if the argument is a com.lowagie.text.LwgImage.
* @since 2.1.1 (imported from itexttoolbox project)
*/
public class ImageArgument extends AbstractArgument {
/** a filter to put on the FileChooser. */
private FileFilter 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 filter a custom filter
*/
public ImageArgument(AbstractTool tool, String name, String description,
FileFilter filter) {
super(tool, name, description, null);
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
*/
public ImageArgument(AbstractTool tool, String name, String description) {
this(tool, name, description, new ImageFilter());
}
/**
* Gets the argument as an object.
* @return an object
* @throws InstantiationException
*/
public Object getArgument() throws InstantiationException {
if (value == null) {
return null;
}
try {
return LwgImage.getInstance(value.toString());
} catch (Exception e) {
throw new InstantiationException(e.getMessage());
}
}
/**
*
* @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent)
* @param e ActionEvent
*/
public void actionPerformed(ActionEvent e) {
JFileChooser fc = new JFileChooser();
if (filter != null) {
fc.setFileFilter(filter);
}
fc.showOpenDialog(tool.getInternalFrame());
try {
setValue(fc.getSelectedFile().getAbsolutePath());
} catch (NullPointerException npe) {
}
}
}