svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.utils / src / main / java / org / gvsig / utils / console / JConsole.java @ 40561
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/**
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* gvSIG. Desktop Geographic Information System.
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*
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* Copyright (C) 2007-2013 gvSIG Association.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 3
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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* For any additional information, do not hesitate to contact us
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* at info AT gvsig.com, or visit our website www.gvsig.com.
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*/
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package org.gvsig.utils.console; |
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import java.awt.BorderLayout; |
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import java.awt.Component; |
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import java.awt.Container; |
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import java.awt.Dimension; |
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import java.awt.event.KeyAdapter; |
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import java.awt.event.KeyEvent; |
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import java.util.ArrayList; |
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import javax.swing.JPanel; |
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import javax.swing.event.CaretEvent; |
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import javax.swing.event.CaretListener; |
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import org.gvsig.utils.console.jedit.ConsoleInputHandler; |
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import org.gvsig.utils.console.jedit.JEditTextArea; |
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import org.gvsig.utils.console.jedit.TextAreaDefaults; |
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import org.gvsig.utils.console.jedit.TokenMarker; |
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/**
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* DOCUMENT ME!
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*
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* @author Fernando Gonz?lez Cort?s
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*/
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public class JConsole extends JPanel { |
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private JEditTextArea txt;
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private int startingCaretPosition = 0; |
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private ArrayList entries = new ArrayList(); |
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private int currentEntry = -1; |
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//private JScrollPane jScrollPane = null;
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private ResponseListenerSupport listenerSupport = new ResponseListenerSupport(); |
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public static int MESSAGE=0; |
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public static int COMMAND=1; |
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public static int INSERT=2; |
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public static int ERROR=3; |
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private static TextAreaDefaults defaults; |
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private JConsole theContainer = null; |
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private boolean redispatch_key_events = false; |
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/**
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* This is the default constructor
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*/
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public JConsole() {
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super();
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initialize(); |
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defaults=TextAreaDefaults.getDefaults(); |
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((ConsoleInputHandler)defaults.inputHandler).addConsoleListener(this);
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theContainer = this;
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} |
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/**
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* With this constructor, we decide whether the key events
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* are re-dispatched to the parent of this component.
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* This is necessary to prevent the console from consuming
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* key events (short-cuts) while editing. the component
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* which originally receives the key event is the JEditTextArea
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* but this console is receiving also key-pressed notifications.
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*
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* @param redisp_key_events
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*/
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public JConsole(boolean redisp_key_events) { |
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this();
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redispatch_key_events = redisp_key_events; |
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} |
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/**
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* This method initializes this
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*/
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private void initialize() { |
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this.setLayout(new BorderLayout()); |
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this.setSize(300, 200); |
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this.setPreferredSize(new Dimension(300,200)); |
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this.add(getTxt(), java.awt.BorderLayout.CENTER);
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} |
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public void setTokenMarker(TokenMarker tm){ |
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txt.setTokenMarker(tm); |
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} |
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/**
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* Obtiene una referencia al JTextArea de la consola
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*
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* @return javax.swing.JTextArea
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*/
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public JEditTextArea getTxt() {
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if (txt == null) { |
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txt = new JEditTextArea();
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//txt.setTokenMarker(new JavaTokenMarker());
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txt.addCaretListener(new CaretListener() { |
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public void caretUpdate(CaretEvent e) { |
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if (txt.getCaretPosition() < startingCaretPosition) {
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if (startingCaretPosition <= txt.getText().length()) {
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txt.setCaretPosition(startingCaretPosition); |
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} |
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} |
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} |
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}); |
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txt.addKeyListener(new KeyAdapter() { |
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public void keyPressed(KeyEvent e) { |
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if (e.getKeyCode() == KeyEvent.VK_BACK_SPACE) { |
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if (startingCaretPosition >= txt.getCaretPosition()) {
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int caretPos = txt.getCaretPosition();
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String text = txt.getText();
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text = text.substring(0, caretPos) + " " + |
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text.substring(caretPos); |
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txt.setText(text); |
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txt.setCaretPosition(caretPos); |
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}else{
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} |
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} |
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} |
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public void keyReleased(KeyEvent e) { |
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if (e.getKeyCode() == KeyEvent.VK_ENTER) { |
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String texto = txt.getText();
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String response = texto.substring(startingCaretPosition);
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listenerSupport.callAcceptResponse(response); |
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if (response.trim().length() > 0) { |
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entries.add(response.trim()); |
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} |
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currentEntry = -1;
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} else if (e.getKeyCode() == KeyEvent.VK_UP) { |
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if (entries.size() == 0) { |
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return;
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} |
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if (currentEntry == -1) { |
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currentEntry = entries.size() - 1;
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} else {
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currentEntry--; |
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if (currentEntry < 0) { |
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currentEntry = 0;
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} |
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} |
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putEntry(); |
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} else if (e.getKeyCode() == KeyEvent.VK_DOWN) { |
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if (entries.size() == 0) { |
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return;
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} |
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if (currentEntry != -1) { |
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currentEntry++; |
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if (currentEntry >= entries.size()) {
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currentEntry = entries.size() - 1;
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} |
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} |
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putEntry(); |
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} else if (e.getKeyCode() == KeyEvent.VK_ESCAPE) { |
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txt.setText(txt.getText()); |
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listenerSupport.callAcceptResponse(null);
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} |
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} |
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private void putEntry() { |
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String anterior = txt.getText();
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anterior = anterior.substring(0, startingCaretPosition);
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txt.setText(anterior + entries.get(currentEntry)); |
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} |
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}); |
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addKeyListener(new java.awt.event.KeyAdapter() {
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public void keyPressed(KeyEvent e) { |
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if (e.getKeyCode() == KeyEvent.VK_BACK_SPACE) { |
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if (startingCaretPosition >= txt.getCaretPosition()) {
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int caretPos = txt.getCaretPosition();
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String text = txt.getText();
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text = text.substring(0, caretPos) + " " + |
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text.substring(caretPos); |
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txt.setText(text); |
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txt.setCaretPosition(caretPos); |
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}else{
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} |
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} |
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} |
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public void keyReleased(KeyEvent e) { |
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if (e.getKeyCode() == KeyEvent.VK_ENTER) { |
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String texto = txt.getText();
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String response = texto.substring(startingCaretPosition);
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listenerSupport.callAcceptResponse(response); |
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if (response.trim().length() > 0) { |
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entries.add(response.trim()); |
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} |
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currentEntry = -1;
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} else if (e.getKeyCode() == KeyEvent.VK_UP) { |
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if (entries.size() == 0) { |
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return;
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} |
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if (currentEntry == -1) { |
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currentEntry = entries.size() - 1;
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} else {
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currentEntry--; |
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if (currentEntry < 0) { |
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currentEntry = 0;
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} |
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} |
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putEntry(); |
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} else if (e.getKeyCode() == KeyEvent.VK_DOWN) { |
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if (entries.size() == 0) { |
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return;
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} |
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if (currentEntry != -1) { |
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currentEntry++; |
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if (currentEntry >= entries.size()) {
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currentEntry = entries.size() - 1;
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} |
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} |
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putEntry(); |
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} else if (e.getKeyCode() == KeyEvent.VK_ESCAPE) { |
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txt.setText(txt.getText()); |
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listenerSupport.callAcceptResponse(null);
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} |
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} |
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private void putEntry() { |
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String anterior = txt.getText();
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anterior = anterior.substring(0, startingCaretPosition);
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txt.setText(anterior + entries.get(currentEntry)); |
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} |
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}); |
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} |
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return txt;
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} |
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/**
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* A?ade un texto a la consola
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*
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* @param text Texto que se a?ade a la consola
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*/
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public void addText(String text,int type) { |
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txt.setText(txt.getText() + text); |
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txt.setCaretPosition(txt.getText().length()); |
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startingCaretPosition = txt.getText().length(); |
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} |
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/**
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* A?ade un texto a la consola que es tomado como si lo
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* hubiese escrito el usuario. Formar? parte de la respuesta
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*
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* @param text Texto que se a?ade a la consola
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*/
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public void addResponseText(String text) { |
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txt.setText(txt.getText() + text); |
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txt.setCaretPosition(txt.getText().length()); |
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} |
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/**
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* This method initializes jScrollPane
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*
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* @return javax.swing.JScrollPane
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*/
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/*private JScrollPane getJScrollPane() {
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if (jScrollPane == null) {
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jScrollPane = new JScrollPane();
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jScrollPane.setViewportView(getTxt());
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}
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return jScrollPane;
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}
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*/
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public void addResponseListener(ResponseListener listener) { |
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listenerSupport.addResponseListener(listener); |
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} |
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public void removeResponseListener(ResponseListener listener) { |
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listenerSupport.removeResponseListener(listener); |
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} |
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/**
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* Useful to know from where it comes a key event. See CADExtension
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* @param name
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*/
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public void setJTextName(String name) |
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{ |
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txt.setName(name); |
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} |
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public void keyPressed(KeyEvent e) { |
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if (e.getKeyCode() == KeyEvent.VK_BACK_SPACE) { |
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if (startingCaretPosition >= txt.getCaretPosition()) {
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int caretPos = txt.getCaretPosition();
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String text = txt.getText();
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text = text.substring(0, caretPos) + " " + |
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text.substring(caretPos); |
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txt.setText(text); |
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txt.setCaretPosition(caretPos); |
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}else{
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} |
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} |
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if (redispatch_key_events) {
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Container cont = this.getParent(); |
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if (cont != null && cont instanceof Component) { |
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Component comp = (Component) cont; |
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comp.dispatchEvent(e); |
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} |
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} |
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} |
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public void keyReleased(KeyEvent e) { |
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if (e.getKeyCode() == KeyEvent.VK_ENTER) { |
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String texto = txt.getText();
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String response = texto.substring(startingCaretPosition);
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listenerSupport.callAcceptResponse(response); |
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if (response.trim().length() > 0) { |
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entries.add(response.trim()); |
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} |
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currentEntry = -1;
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} else if (e.getKeyCode() == KeyEvent.VK_UP) { |
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if (entries.size() == 0) { |
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return;
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} |
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if (currentEntry == -1) { |
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currentEntry = entries.size() - 1;
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} else {
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currentEntry--; |
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if (currentEntry < 0) { |
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currentEntry = 0;
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} |
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} |
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putEntry(); |
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} else if (e.getKeyCode() == KeyEvent.VK_DOWN) { |
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if (entries.size() == 0) { |
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return;
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} |
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if (currentEntry != -1) { |
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currentEntry++; |
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if (currentEntry >= entries.size()) {
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currentEntry = entries.size() - 1;
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} |
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} |
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putEntry(); |
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} else if (e.getKeyCode() == KeyEvent.VK_ESCAPE) { |
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txt.setText(txt.getText()); |
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listenerSupport.callAcceptResponse(null);
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} |
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} |
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private void putEntry() { |
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String anterior = txt.getText();
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anterior = anterior.substring(0, startingCaretPosition);
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txt.setText(anterior + entries.get(currentEntry)); |
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} |
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} |