1 /*******************************************************************************
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2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
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3 * in Industry THTH ry.
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4 * All rights reserved. This program and the accompanying materials
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5 * are made available under the terms of the Eclipse Public License v1.0
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6 * which accompanies this distribution, and is available at
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7 * http://www.eclipse.org/legal/epl-v10.html
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10 * VTT Technical Research Centre of Finland - initial API and implementation
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11 *******************************************************************************/
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12 package org.simantics.scenegraph.swing;
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14 import java.awt.Color;
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15 import java.awt.Font;
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16 import java.awt.Point;
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17 import java.awt.event.ActionEvent;
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18 import java.awt.event.ActionListener;
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19 import java.awt.event.FocusEvent;
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20 import java.awt.event.FocusListener;
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21 import java.awt.event.KeyEvent;
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22 import java.awt.event.KeyListener;
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23 import java.awt.geom.Point2D;
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24 import java.beans.PropertyChangeEvent;
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25 import java.beans.PropertyChangeListener;
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26 import java.util.List;
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28 import javax.swing.JComboBox;
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29 import javax.swing.JPopupMenu;
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30 import javax.swing.SwingUtilities;
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31 import javax.swing.event.PopupMenuEvent;
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32 import javax.swing.event.PopupMenuListener;
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34 import org.simantics.scenegraph.utils.DummyComponent;
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36 public class ComboBoxNode extends ComponentNode<JComboBox> implements ActionListener, FocusListener, PropertyChangeListener, KeyListener {
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40 private static final long serialVersionUID = 7073028693751719102L;
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42 protected boolean editable = true;
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43 protected String value = "";
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44 protected String tooltip = "";
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45 protected double borderWidth = 0;
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47 protected transient ActionListener actionListener = null;
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49 protected Font font = null;
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50 protected Color color = null;
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51 protected List<String> items = null;
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54 public String toString() {
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55 return super.toString() + "[editable=" + editable + ", value=" + value + "]";
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59 public void init() {
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60 component = new JComboBox();
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61 component.setLightWeightPopupEnabled(true);
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62 component.setEditable(editable);
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63 component.setEnabled(editable);
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64 component.addActionListener(this);
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65 component.addFocusListener(this);
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66 component.addKeyListener(this);
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67 component.addPopupMenuListener(new PopupMenuListener() {
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69 public void popupMenuCanceled(PopupMenuEvent e) {
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70 // TODO Auto-generated method stub
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75 public void popupMenuWillBecomeInvisible(PopupMenuEvent e) {
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76 // TODO Auto-generated method stub
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81 public void popupMenuWillBecomeVisible(PopupMenuEvent e) {
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82 JComboBox box = (JComboBox) e.getSource();
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83 Object comp = box.getUI().getAccessibleChild(box, 0);
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84 if (!(comp instanceof JPopupMenu)) {
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88 * Relocate the popup under the combobox. This is necessary because scenegraph handles combobox rendering,
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89 * thus the real location of the combobox is invalid.
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91 JPopupMenu popup = (JPopupMenu) comp;
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92 Point2D p = ComboBoxNode.this.localToControl(new Point2D.Double());
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93 Point loc = new Point((int)p.getX(), (int)p.getY()+component.getHeight());
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94 SwingUtilities.convertPointToScreen(loc, box.getParent());
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95 popup.setLocation((int)loc.getX(), (int)loc.getY());
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101 @SyncField("items")
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102 public void setItems(List<String> items) {
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103 this.items = items;
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104 component.removeAllItems();
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105 for(String str : items) {
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106 component.addItem(str);
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110 @SyncField("editable")
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111 public void setEditable(boolean value) {
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112 this.editable = value;
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114 if(component != null) {
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115 component.setEditable(value);
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116 component.setEnabled(value);
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120 @PropertySetter("Stroke Width")
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121 @SyncField("borderWidth")
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122 public void setBorderWidth(Float borderWidth) {
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123 this.borderWidth = borderWidth;
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124 // if(component != null) {
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125 // ((TextField)component).setBorder(borderWidth);
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129 @SyncField("value")
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130 public void setText(String value) {
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131 this.value = value;
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132 // RemoteViewer does not have component initialized
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133 if (component != null) {
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134 //System.out.println("MonitorNode.setText(" + value + ")");
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135 component.setSelectedItem(value);
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136 component.repaint();
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140 @SyncField("tooltip")
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141 public void setToolTipText(String tooltip) {
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142 this.tooltip = tooltip;
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143 if (component != null) {
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144 component.setToolTipText(tooltip);
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148 @PropertySetter("Font")
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150 public void setFont(Font font) {
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152 if (component != null) {
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153 setComponentFont(font);
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157 @PropertySetter("Color")
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158 @SyncField("color")
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159 public void setColor(Color color) {
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160 this.color = color;
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161 if (component != null) {
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162 component.setForeground(color);
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166 public String getText() {
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170 public Font getFont() {
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175 public void propertyChange(PropertyChangeEvent evt) {
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176 if("value".equals(evt.getPropertyName()) && component != null) {
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177 component.setSelectedItem(evt.getNewValue());
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178 component.repaint();
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179 } else if("editable".equals(evt.getPropertyName()) && component != null) {
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180 component.setEditable((Boolean)evt.getNewValue());
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181 component.setEnabled((Boolean)evt.getNewValue());
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186 public void setActionListener(ActionListener actionListener) {
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187 this.actionListener = actionListener;
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191 public void actionPerformed(ActionEvent e) {
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196 if (component != null)
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197 if (component.isFocusOwner())
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198 if (container.getParent() != null)
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199 container.getParent().requestFocusInWindow(); // Lose focus
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203 public void focusGained(FocusEvent arg0) {
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207 public void focusLost(FocusEvent arg0) {
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208 if (component != null) {
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209 ActionEvent e = new ActionEvent(component, ActionEvent.ACTION_PERFORMED, (String) component.getSelectedItem());
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215 * Wrapper method to send event to serverside
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220 public void performAction(ActionEvent e) {
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221 if (actionListener != null) {
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222 //System.out.println("MonitorNode.performAction(" + e + ")");
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223 actionListener.actionPerformed(e);
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228 public void keyPressed(KeyEvent e) {
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232 public void keyTyped(KeyEvent e) {
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236 public void keyReleased(KeyEvent e) {
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237 if (e.getModifiers() == 0 && e.getKeyCode() == KeyEvent.VK_ESCAPE) {
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238 // ESC without modifiers == CANCEL edit
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239 // TODO: signal about cancellation
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245 * Quick hack to test widget feature..
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246 * FIXME: Use existing methods or variables..
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250 public void input(String input) {
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251 ActionEvent e = new ActionEvent(new DummyComponent(), ActionEvent.ACTION_PERFORMED, input);
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