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1 /* |
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2 * CDDL HEADER START |
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3 * |
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4 * The contents of this file are subject to the terms of the |
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5 * Common Development and Distribution License (the "License"). |
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6 * You may not use this file except in compliance with the License. |
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7 * |
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8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE |
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9 * or http://www.opensolaris.org/os/licensing. |
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10 * See the License for the specific language governing permissions |
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11 * and limitations under the License. |
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12 * |
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13 * When distributing Covered Code, include this CDDL HEADER in each |
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14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. |
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15 * If applicable, add the following below this CDDL HEADER, with the |
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16 * fields enclosed by brackets "[]" replaced with your own identifying |
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17 * information: Portions Copyright [yyyy] [name of copyright owner] |
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18 * |
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19 * CDDL HEADER END |
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20 */ |
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21 |
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22 /* |
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23 * Copyright (c) 2010, 2012, Oracle and/or its affiliates. All rights reserved. |
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24 */ |
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25 |
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26 package com.oracle.solaris.vp.panel.swing.smf; |
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27 |
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28 import java.awt.*; |
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29 import java.awt.event.*; |
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30 import javax.swing.*; |
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31 import javax.swing.event.*; |
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32 import com.oracle.solaris.vp.util.misc.finder.Finder; |
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33 import com.oracle.solaris.vp.util.swing.*; |
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34 import com.oracle.solaris.vp.util.swing.event.ChangeListeners; |
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35 import com.oracle.solaris.vp.util.swing.layout.*; |
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36 |
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37 @SuppressWarnings({"serial"}) |
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38 public abstract class ComponentList<C extends Component> extends JPanel { |
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39 // |
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40 // Inner classes |
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41 // |
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42 |
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43 private class ComponentListItem extends CollapsiblePane { |
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44 // |
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45 // Instance data |
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46 // |
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47 |
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48 private boolean remove; |
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49 private JMenuItem removeItem; |
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50 |
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51 // |
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52 // Constructors |
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53 // |
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54 |
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55 public ComponentListItem(Component comp) { |
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56 super(comp); |
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57 setOpaque(false); |
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58 |
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59 JMenuItem addItem = new JMenuItem(Finder.getString( |
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60 "service.settings.menu.add")); |
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61 |
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62 addItem.addActionListener( |
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63 new ActionListener() { |
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64 @Override |
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65 public void actionPerformed(ActionEvent e) { |
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66 ComponentList list = ComponentList.this; |
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67 Component[] comps = list.getComponents(); |
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68 int index; |
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69 for (index = comps.length - 1; index >= 0; index--) { |
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70 if (comps[index] == ComponentListItem.this) { |
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71 break; |
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72 } |
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73 } |
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74 |
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75 list.add(index + 1); |
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76 } |
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77 }); |
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78 |
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79 removeItem = new JMenuItem(Finder.getString( |
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80 "service.settings.menu.remove")); |
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81 |
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82 removeItem.addActionListener( |
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83 new ActionListener() { |
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84 @Override |
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85 public void actionPerformed(ActionEvent e) { |
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86 if (ComponentList.this.getComponentCount() > 1) { |
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87 // Mark for removal |
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88 remove = true; |
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89 setCollapsed(true); |
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90 } |
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91 } |
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92 }); |
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93 |
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94 JPopupMenu menu = new JPopupMenu(); |
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95 menu.add(addItem); |
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96 menu.add(removeItem); |
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97 setComponentPopupMenu(menu); |
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98 } |
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99 |
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100 // |
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101 // CollapsiblePane methods |
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102 // |
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103 |
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104 @Override |
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105 public void end() { |
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106 if (remove) { |
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107 Container parent = getParent(); |
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108 if (parent != null) { |
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109 parent.remove(this); |
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110 } |
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111 } |
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112 } |
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113 } |
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114 |
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115 // |
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116 // Instance data |
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117 // |
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118 |
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119 private ChangeListeners listeners = new ChangeListeners(); |
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120 |
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121 // |
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122 // Constructors |
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123 // |
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124 |
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125 public ComponentList(LayoutManager layout) { |
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126 super(layout); |
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127 setOpaque(false); |
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128 |
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129 JMenuItem addItem = new JMenuItem(Finder.getString( |
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130 "service.settings.menu.add")); |
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131 |
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132 addItem.addActionListener( |
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133 new ActionListener() { |
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134 @Override |
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135 public void actionPerformed(ActionEvent e) { |
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136 add(0); |
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137 } |
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138 }); |
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139 |
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140 JPopupMenu menu = new JPopupMenu(); |
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141 menu.add(addItem); |
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142 setComponentPopupMenu(menu); |
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143 |
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144 addContainerListener( |
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145 new ContainerAdapter() { |
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146 @Override |
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147 public void componentAdded(ContainerEvent e) { |
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148 setRemoveMenuItemEnabled(); |
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149 fireStateChanged(); |
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150 } |
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151 |
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152 @Override |
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153 public void componentRemoved(ContainerEvent e) { |
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154 Component comp = e.getChild(); |
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155 try { |
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156 ComponentListItem item = (ComponentListItem)comp; |
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157 @SuppressWarnings({"unchecked"}) |
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158 C view = (C)item.getView(); |
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159 disposeListComponent(view); |
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160 } catch (ClassCastException ignore) { |
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161 } |
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162 |
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163 setRemoveMenuItemEnabled(); |
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164 fireStateChanged(); |
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165 } |
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166 }); |
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167 } |
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168 |
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169 public ComponentList(int gap) { |
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170 this(createDefaultLayout(gap)); |
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171 } |
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172 |
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173 public ComponentList() { |
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174 this(GUIUtil.getHalfGap()); |
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175 } |
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176 |
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177 // |
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178 // Container methods |
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179 // |
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180 |
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181 @Override |
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182 public ComponentListItem add(Component comp) { |
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183 return add(comp, getComponentCount()); |
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184 } |
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185 |
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186 @Override |
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187 public ComponentListItem add(Component comp, int index) { |
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188 ComponentListItem item = createItem(comp); |
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189 item.setCollapsed(true); |
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190 super.add(item, index); |
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191 item.setCollapsed(false); |
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192 return item; |
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193 } |
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194 |
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195 // |
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196 // ComponentList methods |
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197 // |
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198 |
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199 public void add() { |
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200 int index = getComponentCount(); |
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201 add(createListComponent(index), index); |
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202 } |
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203 |
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204 public void add(int index) { |
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205 add(createListComponent(index), index); |
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206 } |
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207 |
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208 public void addChangeListener(ChangeListener listener) { |
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209 listeners.add(listener); |
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210 } |
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211 |
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212 protected abstract C createListComponent(int index); |
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213 |
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214 protected void disposeListComponent(C comp) { |
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215 } |
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216 |
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217 protected void fireStateChanged() { |
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218 ChangeEvent e = new ChangeEvent(this); |
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219 listeners.stateChanged(e); |
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220 } |
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221 |
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222 @SuppressWarnings({"unchecked"}) |
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223 protected C getListComponent(int index) { |
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224 ComponentListItem item = (ComponentListItem)getComponent(index); |
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225 return (C)item.getView(); |
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226 } |
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227 |
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228 public void removeChangeListener(ChangeListener listener) { |
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229 listeners.remove(listener); |
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230 } |
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231 |
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232 protected void setRemoveMenuItemEnabled() { |
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233 Component[] comps = getComponents(); |
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234 boolean enabled = comps.length > 1; |
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235 for (Component comp : comps) { |
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236 ((ComponentListItem)comp).removeItem.setEnabled(enabled); |
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237 } |
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238 } |
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239 |
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240 // |
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241 // Private methods |
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242 // |
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243 |
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244 private ComponentListItem createItem(Component comp) { |
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245 if (comp instanceof JComponent) { |
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246 JComponent jComp = (JComponent)comp; |
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247 if (!jComp.getInheritsPopupMenu() && |
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248 jComp.getComponentPopupMenu() == null) { |
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249 jComp.setInheritsPopupMenu(true); |
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250 } |
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251 } |
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252 return new ComponentListItem(comp); |
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253 } |
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254 |
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255 // |
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256 // Static methods |
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257 // |
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258 |
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259 private static LayoutManager createDefaultLayout(int gap) { |
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260 ColumnLayout layout = new ColumnLayout(VerticalAnchor.FILL); |
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261 |
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262 ColumnLayoutConstraint c = new ColumnLayoutConstraint( |
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263 HorizontalAnchor.FILL, gap); |
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264 |
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265 layout.setDefaultConstraint(c); |
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266 |
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267 return layout; |
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268 } |
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269 } |