svn-gvsig-desktop / trunk / libraries / libUIComponent / src / org / gvsig / gui / beans / slidertext / listeners / SliderTextListener.java @ 10885
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1 | 10741 | nacho | /* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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2 | *
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3 | * Copyright (C) 2005 IVER T.I. and Generalitat Valenciana.
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4 | *
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5 | * This program is free software; you can redistribute it and/or
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6 | * modify it under the terms of the GNU General Public License
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7 | * as published by the Free Software Foundation; either version 2
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8 | * of the License, or (at your option) any later version.
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9 | *
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10 | * This program is distributed in the hope that it will be useful,
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11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 | * GNU General Public License for more details.
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14 | *
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15 | * You should have received a copy of the GNU General Public License
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16 | * along with this program; if not, write to the Free Software
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17 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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18 | */
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19 | package org.gvsig.gui.beans.slidertext.listeners; |
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20 | |||
21 | import java.awt.event.ActionEvent; |
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22 | import java.awt.event.ActionListener; |
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23 | import java.awt.event.FocusEvent; |
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24 | import java.awt.event.FocusListener; |
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25 | import java.awt.event.KeyEvent; |
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26 | import java.awt.event.KeyListener; |
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27 | import java.awt.event.MouseEvent; |
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28 | import java.awt.event.MouseListener; |
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29 | import java.util.ArrayList; |
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30 | |||
31 | import javax.swing.event.ChangeEvent; |
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32 | import javax.swing.event.ChangeListener; |
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33 | |||
34 | import org.gvsig.gui.beans.slidertext.SliderTextContainer; |
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35 | |||
36 | /**
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37 | * Manejador de eventos del componente SliderText
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38 | *
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39 | *@author Nacho Brodin (nachobrodin@gmail.com)
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40 | *
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41 | */
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42 | public class SliderTextListener implements ChangeListener, ActionListener, KeyListener, FocusListener, MouseListener{ |
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43 | |||
44 | private SliderTextContainer sliderTextContainer = null; |
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45 | private boolean disconnectEvent = false; |
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46 | public ArrayList changeListenerList = new ArrayList(); |
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47 | public ArrayList mouseListenerList = new ArrayList(); |
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48 | public ArrayList keyListenerList = new ArrayList(); |
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49 | |||
50 | public SliderTextListener(SliderTextContainer panel){
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51 | this.sliderTextContainer = panel;
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52 | } |
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53 | |||
54 | public void actionPerformed(ActionEvent e) { |
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55 | |||
56 | } |
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57 | |||
58 | /**
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59 | * Control del evento de cambio en la posici?n del slider.
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60 | * Este cambio actualiza el valor de la caja de texto y ejecuta el m?todo stateChanged de los listener
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61 | * registrados.
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62 | */
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63 | public void stateChanged(ChangeEvent e) { |
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64 | //Modificamos la caja de texto con el valor de la posici?n del slider
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65 | if(!disconnectEvent){
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66 | if(!sliderTextContainer.getDecimal())
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67 | sliderTextContainer.getTextField().setText(sliderTextContainer.getSlider().getValue()+"");
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68 | else
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69 | sliderTextContainer.getTextField().setText(sliderTextContainer.getSlider().getValue()+".0");
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70 | } |
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71 | disconnectEvent = false;
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72 | |||
73 | //Ejecutamos los listener registrados
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74 | for(int i = 0; i < changeListenerList.size(); i++) |
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75 | ((ChangeListener)changeListenerList.get(i)).stateChanged(e);
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76 | } |
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77 | |||
78 | /**
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79 | * Ejecuta el m?todo keyPressed de los listener registrados.
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80 | */
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81 | public void keyPressed(KeyEvent e) { |
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82 | //Ejecutamos los listener registrados
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83 | for(int i = 0; i < keyListenerList.size(); i++) |
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84 | ((KeyListener)keyListenerList.get(i)).keyPressed(e);
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85 | } |
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86 | |||
87 | /**
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88 | * Ejecuta el m?todo keyReleased de los listener registrados.
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89 | */
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90 | public void keyReleased(KeyEvent e) { |
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91 | //Asignamos la nueva posici?n de la barra cuando se modifica el texto
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92 | if(e.getKeyCode() == 10) |
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93 | checkDecimalTextAndUpdateSlider(); |
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94 | |||
95 | //Ejecutamos los listener registrados
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96 | for(int i = 0; i < keyListenerList.size(); i++) |
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97 | ((KeyListener)keyListenerList.get(i)).keyReleased(e);
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98 | } |
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99 | |||
100 | /**
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101 | * Ejecuta el m?todo keyTyped de los listener registrados.
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102 | */
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103 | public void keyTyped(KeyEvent e) { |
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104 | //Ejecutamos los listener registrados
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105 | for(int i = 0; i < keyListenerList.size(); i++) |
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106 | ((KeyListener)keyListenerList.get(i)).keyTyped(e);
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107 | } |
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108 | |||
109 | public void focusGained(FocusEvent e) { |
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110 | // TODO Auto-generated method stub
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111 | |||
112 | } |
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113 | |||
114 | public void focusLost(FocusEvent e) { |
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115 | checkDecimalTextAndUpdateSlider(); |
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116 | } |
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117 | |||
118 | /**
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119 | * Controla que si el formato introducido en el textfield
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120 | * es numerico. Si lo es se actualiza la posici?n del slider
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121 | */
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122 | private void checkDecimalTextAndUpdateSlider() { |
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123 | String text = sliderTextContainer.getTextField().getText();
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124 | double value = 0; |
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125 | disconnectEvent = true;
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126 | |||
127 | try {
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128 | if (!text.equals("")){ |
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129 | value = (Double.parseDouble(text) * 100) / (double)(sliderTextContainer.getMax() - sliderTextContainer.getMin()); |
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130 | value = Double.valueOf(text).doubleValue();
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131 | if(value < sliderTextContainer.getMin())
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132 | value = sliderTextContainer.getMin(); |
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133 | if(value > sliderTextContainer.getMax())
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134 | value = sliderTextContainer.getMax(); |
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135 | } |
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136 | sliderTextContainer.setValue(value); |
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137 | } catch (NumberFormatException exc) { |
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138 | System.err.println("Formato no numerico"); |
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139 | sliderTextContainer.setValue(0.0);
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140 | } |
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141 | } |
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142 | |||
143 | /**
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144 | * Ejecuta el m?todo mouseClicked de los listener registrados.
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145 | */
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146 | public void mouseClicked(MouseEvent e) { |
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147 | //Ejecutamos los listener registrados
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148 | for(int i = 0; i < mouseListenerList.size(); i++) |
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149 | ((MouseListener)mouseListenerList.get(i)).mouseClicked(e);
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150 | } |
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151 | |||
152 | /**
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153 | * Ejecuta el m?todo mouseEntered de los listener registrados.
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154 | */
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155 | public void mouseEntered(MouseEvent e) { |
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156 | //Ejecutamos los listener registrados
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157 | for(int i = 0; i < mouseListenerList.size(); i++) |
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158 | ((MouseListener)mouseListenerList.get(i)).mouseEntered(e);
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159 | } |
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160 | |||
161 | /**
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162 | * Ejecuta el m?todo mouseExited de los listener registrados.
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163 | */
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164 | public void mouseExited(MouseEvent e) { |
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165 | //Ejecutamos los listener registrados
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166 | for(int i = 0; i < mouseListenerList.size(); i++) |
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167 | ((MouseListener)mouseListenerList.get(i)).mouseExited(e);
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168 | } |
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169 | |||
170 | /**
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171 | * Ejecuta el m?todo mousePressed de los listener registrados.
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172 | */
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173 | public void mousePressed(MouseEvent e) { |
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174 | //Ejecutamos los listener registrados
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175 | for(int i = 0; i < mouseListenerList.size(); i++) |
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176 | ((MouseListener)mouseListenerList.get(i)).mousePressed(e);
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177 | } |
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178 | |||
179 | /**
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180 | * Ejecuta el m?todo mouseReleased de los listener registrados.
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181 | */
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182 | public void mouseReleased(MouseEvent e) { |
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183 | //Ejecutamos los listener registrados
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184 | for(int i = 0; i < mouseListenerList.size(); i++) |
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185 | ((MouseListener)mouseListenerList.get(i)).mouseReleased(e);
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186 | } |
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187 | |||
188 | |||
189 | } |