1 | package nu.fw.jeti.ui.models; |
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2 | |
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3 | import java.util.LinkedList; |
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4 | |
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5 | import javax.swing.SwingUtilities; |
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6 | import javax.swing.event.TreeModelEvent; |
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7 | import javax.swing.event.TreeModelListener; |
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8 | import javax.swing.tree.TreeModel; |
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9 | import javax.swing.tree.TreePath; |
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10 | |
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11 | import nu.fw.jeti.backend.roster.JIDStatusGroup; |
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12 | import nu.fw.jeti.backend.roster.JIDStatusTree; |
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13 | import nu.fw.jeti.backend.roster.PrimaryJIDStatus; |
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14 | import nu.fw.jeti.events.RosterListener; |
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15 | import nu.fw.jeti.jabber.JIDStatus; |
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16 | import nu.fw.jeti.util.I18N; |
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17 | |
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18 | /** |
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19 | * A TreeModel implementation of the roster. If used as the |
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20 | * TreeModel of a JTree the JTree will display the roster. |
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21 | * @author E.S. de Boer |
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22 | * @version 1.0 |
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23 | */ |
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24 | |
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25 | public class RosterTreeModel implements TreeModel, RosterListener |
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26 | {//use invokeandwait because removing from roster will go wrong otherwise |
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27 | private LinkedList treeModelListeners = new LinkedList(); |
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28 | private JIDStatusTree tree; |
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29 | |
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30 | //------------------ events------------------\\ |
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31 | public void rosterReplaced(final JIDStatusTree jidTree) |
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32 | { |
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33 | tree = jidTree; |
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34 | TreeModelEvent e = new TreeModelEvent(this,new Object[] {tree}); |
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35 | for (int i = 0; i < treeModelListeners.size(); i++) { |
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36 | ((TreeModelListener)treeModelListeners.get(i)).treeStructureChanged(e); |
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37 | } |
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38 | } |
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39 | |
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40 | public void groupAdded(JIDStatusGroup group,int index) |
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41 | { |
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42 | int len = treeModelListeners.size(); |
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43 | TreeModelEvent e = new TreeModelEvent(this,new Object[] {tree},new int[] {index}, new Object[]{group}); |
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44 | for (int i = 0; i < len; i++) { |
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45 | ((TreeModelListener)treeModelListeners.get(i)).treeNodesInserted(e); |
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46 | } |
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47 | } |
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48 | |
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49 | |
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50 | public void groupDeleted(JIDStatusGroup group, int index) |
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51 | { |
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52 | int len = treeModelListeners.size(); |
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53 | TreeModelEvent e = new TreeModelEvent(this,new Object[] {tree},new int[] {index}, new Object[]{group}); |
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54 | for (int i = 0; i < len; i++) { |
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55 | ((TreeModelListener)treeModelListeners.get(i)).treeNodesRemoved(e); |
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56 | } |
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57 | } |
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58 | |
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59 | //TODO synchronization? |
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60 | public void groupUpdated(JIDStatusGroup group,int index) |
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61 | { |
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62 | int len = treeModelListeners.size(); |
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63 | TreeModelEvent e = new TreeModelEvent(this,new Object[] {tree},new int[] {index}, new Object[]{group}); |
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64 | for (int i = 0; i < len; i++) { |
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65 | ((TreeModelListener)treeModelListeners.get(i)).treeNodesChanged(e); |
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66 | } |
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67 | } |
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68 | |
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69 | public void primaryAdded(JIDStatusGroup jidGroup, PrimaryJIDStatus primary, int index) |
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70 | { |
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71 | int len = treeModelListeners.size(); |
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72 | TreeModelEvent e = new TreeModelEvent(this,new Object[] {tree, jidGroup},new int[] {index}, new Object[]{primary}); |
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73 | for (int i = 0; i < len; i++) { |
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74 | ((TreeModelListener)treeModelListeners.get(i)).treeNodesInserted(e); |
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75 | } |
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76 | } |
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77 | |
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78 | public void primaryDeleted(JIDStatusGroup jidGroup,PrimaryJIDStatus primary, int index) |
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79 | { |
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80 | int len = treeModelListeners.size(); |
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81 | TreeModelEvent e = new TreeModelEvent(this,new Object[] {tree, jidGroup},new int[] {index}, new Object[]{primary}); |
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82 | for (int i = 0; i < len; i++) { |
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83 | ((TreeModelListener)treeModelListeners.get(i)).treeNodesRemoved(e); |
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84 | } |
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85 | } |
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86 | |
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87 | public void primaryUpdated(JIDStatusGroup jidGroup,PrimaryJIDStatus primary, int index) |
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88 | { |
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89 | int len = treeModelListeners.size(); |
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90 | TreeModelEvent e = new TreeModelEvent(this,new Object[] {tree, jidGroup},new int[] {index}, new Object[]{primary}); |
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91 | for (int i = 0; i < len; i++) { |
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92 | ((TreeModelListener)treeModelListeners.get(i)).treeNodesChanged(e); |
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93 | } |
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94 | } |
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95 | |
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96 | public void jidStatusAdded(JIDStatusGroup jidGroup,PrimaryJIDStatus primary, JIDStatus jidStatus, int index) |
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97 | { |
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98 | int len = treeModelListeners.size(); |
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99 | TreeModelEvent e = new TreeModelEvent(this,new Object[] {tree,jidGroup, primary},new int[] {index}, new Object[]{jidStatus}); |
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100 | for (int i = 0; i < len; i++) { |
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101 | ((TreeModelListener)treeModelListeners.get(i)).treeNodesInserted(e); |
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102 | } |
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103 | } |
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104 | |
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105 | public void jidStatusDeleted(JIDStatusGroup jidGroup,PrimaryJIDStatus primary, JIDStatus jidStatus, int index) |
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106 | { |
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107 | int len = treeModelListeners.size(); |
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108 | TreeModelEvent e = new TreeModelEvent(this,new Object[] {tree, jidGroup ,primary},new int[] {index}, new Object[]{jidStatus}); |
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109 | for (int i = 0; i < len; i++) { |
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110 | ((TreeModelListener)treeModelListeners.get(i)).treeNodesRemoved(e); |
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111 | } |
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112 | } |
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113 | |
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114 | public void jidStatussenUpdated(JIDStatusGroup jidGroup,PrimaryJIDStatus primary) |
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115 | { |
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116 | int len = treeModelListeners.size(); |
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117 | TreeModelEvent e = new TreeModelEvent(this,new Object[] {tree,jidGroup, primary}); |
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118 | for (int i = 0; i < len; i++) { |
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119 | ((TreeModelListener)treeModelListeners.get(i)).treeStructureChanged(e); |
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120 | } |
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121 | } |
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122 | |
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123 | public void add() |
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124 | {//error message |
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125 | if(tree!=null && !tree.existGroup(I18N.gettext("main.error.Error"))) |
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126 | {//cannont use groupAdded because that needs invokeAndWait for the roster to work |
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127 | //this doesn't work with invokeAndWait because an error fired from the eventdispatch |
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128 | //thread causes an deadlock |
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129 | final JIDStatusGroup group = tree.getGroup(I18N.gettext("main.error.Error")); |
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130 | Runnable updateAComponent = new Runnable() { |
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131 | public void run() |
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132 | { |
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133 | int len = treeModelListeners.size(); |
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134 | TreeModelEvent e = new TreeModelEvent(this,new Object[] {tree},new int[] {tree.indexOfGroup(group)}, new Object[]{group}); |
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135 | for (int i = 0; i < len; i++) { |
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136 | ((TreeModelListener)treeModelListeners.get(i)).treeNodesInserted(e); |
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137 | } |
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138 | } |
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139 | }; |
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140 | try{ |
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141 | SwingUtilities.invokeLater(updateAComponent); |
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142 | }catch (Exception e) |
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143 | {//not on error thread to prevent endless recursion |
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144 | System.out.println(e.getMessage()); |
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145 | } |
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146 | } |
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147 | } |
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148 | |
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149 | public void remove() |
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150 | { |
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151 | if(tree!=null && tree.existGroup(I18N.gettext("main.error.Error"))) |
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152 | { |
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153 | JIDStatusGroup group = tree.getGroup(I18N.gettext("main.error.Error")); |
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154 | int index = tree.indexOfGroup(group); |
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155 | tree.removeGroup(group); |
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156 | groupDeleted(group,index); |
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157 | } |
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158 | } |
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159 | |
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160 | //-------------------------------Treemodel implementation--------------------------- |
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161 | |
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162 | public Object getRoot() |
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163 | { |
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164 | return tree; |
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165 | } |
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166 | |
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167 | public Object getChild(Object parent, int index) |
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168 | { |
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169 | if(parent instanceof JIDStatusTree) return tree.get(index); //root node |
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170 | else if (parent instanceof JIDStatusGroup) return ((JIDStatusGroup)parent).getPrimaryJIDStatus(index); |
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171 | else return ((PrimaryJIDStatus)parent).getJIDStatus(index); |
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172 | |
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173 | } |
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174 | |
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175 | public int getChildCount(Object parent) |
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176 | { |
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177 | if(parent instanceof JIDStatusTree) return tree.getSize(); //root node |
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178 | if(parent instanceof JIDStatusGroup) return ((JIDStatusGroup)parent).size(); |
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179 | if(parent instanceof PrimaryJIDStatus) return ((PrimaryJIDStatus)parent).size(); |
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180 | System.out.println("no parent"); |
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181 | return 0; //hoort niet voor te komen |
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182 | } |
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183 | |
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184 | public boolean isLeaf(Object node) |
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185 | { |
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186 | if(node instanceof JIDStatusTree) return false; |
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187 | if(node instanceof JIDStatusGroup) return false; |
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188 | if(node instanceof PrimaryJIDStatus) return false; |
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189 | return true; |
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190 | } |
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191 | |
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192 | public void valueForPathChanged(TreePath path, Object newValue) |
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193 | { |
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194 | /**@todo: Implement this javax.swing.tree.TreeModel method*/ |
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195 | throw new java.lang.UnsupportedOperationException("Method valueForPathChanged() not yet implemented"); |
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196 | } |
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197 | |
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198 | public int getIndexOfChild(Object parent, Object child) |
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199 | {//kijk na |
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200 | if(parent instanceof JIDStatusTree) return ((JIDStatusTree)parent).indexOfGroup(child); |
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201 | if(parent instanceof JIDStatusGroup) return ((JIDStatusGroup)parent).indexOfPrimaryJIDStatus(child); |
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202 | else return ((PrimaryJIDStatus)parent).indexOfJIDStatus(child); |
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203 | } |
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204 | |
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205 | /** |
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206 | * @see javax.swing.tree.TreeModel#addTreeModelListener(javax.swing.event.TreeModelListener) |
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207 | */ |
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208 | public void addTreeModelListener(TreeModelListener l) |
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209 | { |
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210 | treeModelListeners.add(l); |
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211 | } |
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212 | |
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213 | public void removeTreeModelListener(TreeModelListener l) |
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214 | { |
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215 | treeModelListeners.remove(l); |
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216 | } |
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217 | } |
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218 | |
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219 | /* |
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220 | * Overrides for emacs |
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221 | * Local variables: |
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222 | * tab-width: 4 |
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223 | * End: |
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224 | */ |
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