view java/src/uk/ac/qmul/eecs/ccmi/gui/filechooser/TreeSelectionTextField.java @ 1:e3935c01cde2 tip

moved license of PdPersistenceManager to the beginning of the file

/*  
 CCmI Editor - A Collaborative Cross-Modal Diagram Editing Tool
  
 Copyright (C) 2011  Queen Mary University of London (http://ccmi.eecs.qmul.ac.uk/)

 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation, either version 3 of the License, or
 (at your option) any later version.

 This program 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 General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/  

package uk.ac.qmul.eecs.ccmi.gui.filechooser;

import javax.swing.JTextField;
import javax.swing.event.TreeSelectionEvent;
import javax.swing.event.TreeSelectionListener;
import javax.swing.tree.TreePath;

/*
 * This text field will display the file name that the user selects when
 * browsing the tree with the keyboard arrow keys.  
 */
@SuppressWarnings("serial")
class TreeSelectionTextField extends JTextField implements TreeSelectionListener {

	@Override
	public void valueChanged(TreeSelectionEvent evt) {
		TreePath path = evt.getPath();
		FileSystemTreeNode node = (FileSystemTreeNode)path.getLastPathComponent(); 
		
		if(node.getFile() != null && node.getFile().isFile())
			setText(node.toString());
		else
			setText("");
	}
}