/**
* Copyright (C) 2001-2017 by RapidMiner and the contributors
*
* Complete list of developers available at our web site:
*
* http://rapidminer.com
*
* This program is free software: you can redistribute it and/or modify it under the terms of the
* GNU Affero 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
* Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License along with this program.
* If not, see http://www.gnu.org/licenses/.
*/
package com.rapidminer.gui.look;
import java.awt.event.ActionEvent;
import javax.swing.UIManager;
import javax.swing.text.BadLocationException;
import javax.swing.text.Document;
import javax.swing.text.JTextComponent;
import javax.swing.text.TextAction;
/**
* The basic actions of the look and feel components for text components.
*
* @author Ingo Mierswa
*/
public final class TextActions {
public static final String CLEAR_ALL_ACTION = "Clear All";
public static final String SELECT_ALL_ACTION = "Select All";
public static final String DELETE_TEXT_ACTION = "Delete";
public static class SelectAllAction extends TextAction {
private static final long serialVersionUID = 7009424030828006069L;
public SelectAllAction() {
super(SELECT_ALL_ACTION);
}
@Override
public void actionPerformed(ActionEvent e) {
JTextComponent target = getTextComponent(e);
if (target != null) {
Document doc = target.getDocument();
target.setCaretPosition(0);
target.moveCaretPosition(doc.getLength());
}
}
}
public static class DeleteTextAction extends TextAction {
private static final long serialVersionUID = 6412033584635198994L;
public DeleteTextAction() {
super(DELETE_TEXT_ACTION);
}
@Override
public void actionPerformed(ActionEvent e) {
JTextComponent target = getTextComponent(e);
boolean beep = true;
if ((target != null) && (target.isEditable())) {
try {
Document doc = target.getDocument();
int ss = target.getSelectionStart();
int se = target.getSelectionEnd();
if (ss != se) {
doc.remove(ss, se - ss);
beep = false;
}
} catch (BadLocationException bl) {
}
}
if (beep) {
UIManager.getLookAndFeel().provideErrorFeedback(target);
}
}
}
public static class ClearAction extends TextAction {
private static final long serialVersionUID = -8717559424063560794L;
public ClearAction() {
super(CLEAR_ALL_ACTION);
}
@Override
public void actionPerformed(ActionEvent e) {
JTextComponent target = getTextComponent(e);
boolean beep = true;
if ((target != null) && (target.isEditable())) {
try {
Document doc = target.getDocument();
int ss = 0;
int se = doc.getLength();
if (ss != se) {
doc.remove(ss, se - ss);
beep = false;
}
} catch (BadLocationException bl) {
}
}
if (beep) {
UIManager.getLookAndFeel().provideErrorFeedback(target);
}
}
}
}