svn-gvsig-desktop / trunk / applications / appgvSIG / src / com / iver / cit / gvsig / gui / IncrementalNumberField.java @ 11404
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2005 IVER T.I. and Generalitat Valenciana.
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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 2
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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., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*
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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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package com.iver.cit.gvsig.gui; |
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import java.awt.BasicStroke; |
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import java.awt.BorderLayout; |
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import java.awt.Color; |
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import java.awt.Component; |
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import java.awt.Dimension; |
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import java.awt.Graphics; |
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import java.awt.Graphics2D; |
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import java.awt.event.ActionEvent; |
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import java.awt.event.ActionListener; |
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import java.awt.event.MouseEvent; |
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import java.awt.event.MouseListener; |
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import java.util.Timer; |
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import java.util.TimerTask; |
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import javax.swing.BorderFactory; |
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import javax.swing.Icon; |
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import javax.swing.JButton; |
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import javax.swing.JPanel; |
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import javax.swing.SwingConstants; |
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import com.iver.andami.PluginServices; |
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import com.iver.cit.gvsig.gui.ValidatingTextField.Cleaner; |
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import com.iver.cit.gvsig.gui.ValidatingTextField.Validator; |
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/**
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* This class represents a JTextField-like component that allows to input numbers and it
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* features a built-in increment or decrease of the number using the mouse
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* @author jaume dominguez faus - jaume.dominguez@iver.es
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*/
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public class IncrementalNumberField extends JPanel { |
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private boolean acceptsDoubles; |
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private ValidatingTextField vtf;
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private ActionListener accum = new ActionListener() { |
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public void actionPerformed(ActionEvent e) { |
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String command = e.getActionCommand();
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if ("UP".equals(command)) { |
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if (acceptsDoubles) {
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setDouble(getDouble()+1);
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} else {
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setInteger(getInteger()+1);
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} |
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} else if ("DOWN".equals(command)) { |
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if (acceptsDoubles) {
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setDouble(getDouble()-1);
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} else {
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setInteger(getInteger()-1);
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} |
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} |
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} |
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}; |
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private JButton down; |
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private JButton up; |
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private class MousePressedTask extends TimerTask { |
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private MouseEvent e; |
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private ButtonMouseListener ml;
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private MousePressedTask(ButtonMouseListener ml, MouseEvent e){ |
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super();
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this.ml = ml;
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this.e = e;
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} |
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public void run() { |
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JButton b = (JButton) e.getComponent(); |
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long time = System.currentTimeMillis(); |
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long delay = 200; |
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while (ml.pressed) {
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if (ml.in) {
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accum.actionPerformed(new ActionEvent(b, 12431, b.getActionCommand())); |
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long currTime = System.currentTimeMillis(); |
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if (delay > 5 && ((currTime - time) > 2000)) { |
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delay /= 2;
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time = currTime; |
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} |
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} else time = System.currentTimeMillis(); |
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try {
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Thread.sleep(delay);
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} catch (InterruptedException e1) { |
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e.consume(); |
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} |
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} |
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} |
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} |
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private class ButtonMouseListener implements MouseListener{ |
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boolean in = false; |
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boolean pressed = false; |
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public void mouseClicked(MouseEvent e) { /* nothing (managed by the ActionListener) */ } |
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public void mouseEntered(MouseEvent e) { |
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in = true;
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} |
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public void mouseExited(MouseEvent e) { |
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in = false;
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} |
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public void mousePressed(MouseEvent e) { |
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pressed = true;
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Timer timer = new Timer(); |
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MousePressedTask task = new MousePressedTask(this, e); |
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timer.schedule(task, 500);
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} |
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public void mouseReleased(MouseEvent e) { |
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pressed = false;
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} |
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}; |
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public IncrementalNumberField() {
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this(""); |
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} |
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public IncrementalNumberField(String text) { |
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this(text, 7); |
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} |
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public IncrementalNumberField(String text, int columns) { |
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this(text, columns, ValidatingTextField.DOUBLE_VALIDATOR, ValidatingTextField.NUMBER_CLEANER);
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} |
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public IncrementalNumberField(String text, int columns, Validator validator, Cleaner cleaner) { |
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super();
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if (text == null) text = ""; |
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acceptsDoubles = validator.getClass().equals(ValidatingTextField.DOUBLE_VALIDATOR.getClass()); |
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JPanel lateralButtons = new JPanel(); |
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Icon upIcon = new Icon() { |
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public int getIconHeight() { |
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return 5; |
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} |
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public int getIconWidth() { |
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return 9; |
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} |
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public void paintIcon(Component c, Graphics g, int x, int y) { |
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g.setColor(Color.DARK_GRAY);
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((Graphics2D) g).setStroke(new BasicStroke(2)); |
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g.drawLine(3, 6, 5, 3); |
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g.drawLine(5, 3, 8, 6); |
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} |
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}; |
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Icon downIcon = new Icon() { |
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public int getIconHeight() { |
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return 5; |
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} |
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public int getIconWidth() { |
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return 9; |
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} |
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public void paintIcon(Component c, Graphics g, int x, int y) { |
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g.setColor(Color.DARK_GRAY);
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((Graphics2D) g).setStroke(new BasicStroke(2)); |
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g.drawLine(3, 3, 5, 6); |
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g.drawLine(5, 6, 8, 3); |
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} |
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}; |
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up = new JButton(upIcon); |
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up.setActionCommand("UP");
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up.addActionListener(accum); |
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up.addMouseListener(new ButtonMouseListener());
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up.setBounds(0, 0, 12, 11); |
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down = new JButton(downIcon); |
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down.setActionCommand("DOWN");
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down.addActionListener(accum); |
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down.addMouseListener(new ButtonMouseListener());
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down.setBounds(0, 11, 12, 11); |
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lateralButtons.setLayout(null);
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lateralButtons.setSize(12, 20); |
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lateralButtons.add(up); |
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lateralButtons.add(down); |
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lateralButtons.setSize(new Dimension(11, 22)); |
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lateralButtons.setPreferredSize(new Dimension(11, 22)); |
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lateralButtons.setBorder(BorderFactory.createLineBorder(Color.GREEN)); |
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vtf = new ValidatingTextField(
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text, |
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columns, |
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SwingConstants.RIGHT,
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validator, |
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cleaner) ; |
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setLayout(new BorderLayout(0, 0)); |
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add(vtf, BorderLayout.CENTER);
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add(lateralButtons, BorderLayout.EAST);
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} |
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public int getInteger() { |
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return vtf.getInteger();
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} |
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public double getDouble() { |
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if (!acceptsDoubles)
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throw new Error(PluginServices.getText(this, |
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"cannot_get_double_value_from_an_integer_number_field_use_getInteger()_instead"));
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return vtf.getDouble();
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} |
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public void setDouble(double v) { |
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if (!acceptsDoubles)
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throw new Error(PluginServices.getText(this, |
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"cannot_set_a_double_value_from_an_integer_number_field_use_setInteger(int)_instead"));
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vtf.setText(String.valueOf(v));
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} |
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public void setInteger(int v) { |
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vtf.setText(String.valueOf(v));
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} |
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public void addActionListener(ActionListener l) { |
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vtf.addActionListener(l); |
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up.addActionListener(l); |
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down.addActionListener(l); |
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} |
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} |