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PropertyText.java
Package: Weka-3-2.rar [view]
Upload User: rhdiban
Upload Date: 2013-08-09
Package Size: 15085k
Code Size: 3k
Category:
Windows Develop
Development Platform:
Java
- /*
- * 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 2 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, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
- /*
- * PropertyText.java
- * Copyright (C) 1999 Len Trigg
- *
- */
- package weka.gui;
- import java.awt.Graphics;
- import java.awt.event.KeyEvent;
- import java.awt.event.KeyAdapter;
- import java.awt.event.FocusEvent;
- import java.awt.event.FocusAdapter;
- import java.beans.PropertyEditor;
- import java.beans.PropertyChangeListener;
- import java.beans.PropertyChangeEvent;
- import javax.swing.JTextField;
- /**
- * Support for a PropertyEditor that uses text.
- * Isn't going to work well if the property gets changed
- * somewhere other than this field simultaneously
- *
- * @author Len Trigg (trigg@cs.waikato.ac.nz)
- * @version $Revision: 1.5 $
- */
- class PropertyText extends JTextField {
- /** The property editor */
- private PropertyEditor m_Editor;
- /**
- * Sets up the editing component with the supplied editor.
- *
- * @param pe the PropertyEditor
- */
- PropertyText(PropertyEditor pe) {
- super(pe.getAsText());
- m_Editor = pe;
- /* m_Editor.addPropertyChangeListener(new PropertyChangeListener() {
- public void propertyChange(PropertyChangeEvent evt) {
- updateUs();
- }
- }); */
- addKeyListener(new KeyAdapter() {
- public void keyReleased(KeyEvent e) {
- // if (e.getKeyCode() == KeyEvent.VK_ENTER) {
- updateEditor();
- // }
- }
- });
- addFocusListener(new FocusAdapter() {
- public void focusLost(FocusEvent e) {
- updateEditor();
- }
- });
- }
- /**
- * Attempts to update the textfield value from the editor.
- */
- protected void updateUs() {
- try {
- setText(m_Editor.getAsText());
- } catch (IllegalArgumentException ex) {
- // Quietly ignore.
- }
- }
- /**
- * Attempts to update the editor value from the textfield.
- */
- protected void updateEditor() {
- try {
- m_Editor.setAsText(getText());
- } catch (IllegalArgumentException ex) {
- // Quietly ignore.
- }
- }
- }