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net.sf.infrared.web.treecontrolmodel.IRTreeStateModel |
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1 | /* |
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2 | * |
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3 | * Copyright 2005 Tavant Technologies and Contributors |
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4 | * |
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5 | * Licensed under the Apache License, Version 2.0 (the "License") |
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6 | * you may not use this file except in compliance with the License. |
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7 | * You may obtain a copy of the License at |
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8 | * |
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9 | * http://www.apache.org/licenses/LICENSE-2.0 |
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10 | * |
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11 | * Unless required by applicable law or agreed to in writing, software |
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12 | * distributed under the License is distributed on an "AS IS" BASIS, |
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13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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14 | * See the License for the specific language governing permissions and |
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15 | * limitations under the License. |
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16 | * |
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17 | * |
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18 | * |
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19 | * Original Author: kamal.govindraj (Tavant Technologies) |
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20 | * Contributor(s): prashant.nair; |
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21 | * |
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22 | */ |
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23 | package net.sf.infrared.web.treecontrolmodel; |
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24 | ||
25 | import net.sf.jsptree.tree.TreeStateModel; |
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26 | ||
27 | import java.util.HashSet; |
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28 | ||
29 | /** |
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30 | * The class which stores the current state of the tree. <br/> |
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31 | * It keeps track that which nodes in the tree are exploded/collapsed. |
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32 | */ |
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33 | public class IRTreeStateModel implements TreeStateModel |
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34 | { |
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35 | private HashSet selected; |
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36 | private HashSet opened; |
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37 | private boolean expand; |
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38 | ||
39 | public IRTreeStateModel() |
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40 | 0 | { |
41 | 0 | selected = new HashSet(); |
42 | 0 | opened = new HashSet(); |
43 | 0 | } |
44 | ||
45 | public void addOpened(int hashCode) |
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46 | { |
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47 | 0 | opened.add(new Integer(hashCode)); |
48 | 0 | } |
49 | ||
50 | public void addSelected(int hashCode) |
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51 | { |
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52 | 0 | selected.add(new Integer(hashCode)); |
53 | 0 | } |
54 | ||
55 | public boolean isSelected(int code) |
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56 | { |
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57 | 0 | return selected.contains(new Integer(code)); |
58 | } |
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59 | ||
60 | public boolean isOpened(int code) |
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61 | { |
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62 | 0 | return expand || opened.contains(new Integer(code)); |
63 | } |
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64 | ||
65 | public void removeSelected(int code) |
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66 | { |
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67 | 0 | selected.remove(new Integer(code)); |
68 | 0 | } |
69 | ||
70 | public void removeOpened(int code) |
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71 | { |
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72 | 0 | opened.remove(new Integer(code)); |
73 | 0 | } |
74 | ||
75 | public void removeAllSelected() |
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76 | { |
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77 | 0 | selected.clear(); |
78 | 0 | } |
79 | ||
80 | public void removeAllOpened() |
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81 | { |
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82 | 0 | opened.clear(); |
83 | 0 | } |
84 | ||
85 | public void expand(String expandAll) |
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86 | { |
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87 | 0 | if("full".equals(expandAll)) |
88 | 0 | expand = true; |
89 | else |
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90 | 0 | expand = false; |
91 | 0 | } |
92 | ||
93 | public Object clone() throws CloneNotSupportedException |
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94 | { |
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95 | 0 | IRTreeStateModel stateModel = (IRTreeStateModel) super.clone(); |
96 | 0 | stateModel.selected = (HashSet) this.selected.clone(); |
97 | 0 | stateModel.opened = (HashSet) this.opened.clone(); |
98 | 0 | return stateModel; |
99 | } |
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100 | ||
101 | } |
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