1 | package de.ugoe.cs.tasktree.keyboardmaps; |
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2 | |
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3 | import java.util.ArrayList; |
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4 | import java.util.HashMap; |
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5 | import java.util.List; |
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6 | import java.util.Map; |
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7 | import java.util.logging.Level; |
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8 | |
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9 | import de.ugoe.cs.util.console.Console; |
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10 | |
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11 | /** |
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12 | * TODO comment |
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13 | * |
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14 | * @version $Revision: $ $Date: 12.07.2012$ |
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15 | * @author 2012, last modified by $Author: pharms$ |
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16 | */ |
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17 | class VirtualKeySynonyms { |
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18 | |
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19 | /** */ |
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20 | private Map<Integer, List<VirtualKey>> synonyms = new HashMap<Integer, List<VirtualKey>>(); |
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21 | |
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22 | /** */ |
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23 | private Map<VirtualKey, Integer> keyIds = new HashMap<VirtualKey, Integer>(); |
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24 | |
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25 | /** |
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26 | * TODO: comment |
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27 | * |
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28 | * @param keyId |
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29 | * @param virtualKey |
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30 | */ |
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31 | public void add(int keyId, VirtualKey virtualKey) { |
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32 | List<VirtualKey> synonymList = synonyms.get(keyId); |
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33 | |
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34 | if (synonymList == null) { |
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35 | synonymList = new ArrayList<VirtualKey>(); |
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36 | synonyms.put(keyId, synonymList); |
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37 | } |
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38 | |
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39 | if (!synonymList.contains(virtualKey)) { |
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40 | // ensure that the latest determined virtual keys are considered first |
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41 | synonymList.add(0, virtualKey); |
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42 | } |
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43 | |
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44 | Integer existingKeyId = keyIds.get(virtualKey); |
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45 | |
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46 | if ((existingKeyId != null) && (existingKeyId != keyId)) { |
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47 | Console.traceln(Level.FINEST, "virtual key " + virtualKey + " is mapped to more " + |
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48 | "than one key id (current is " + existingKeyId + ", new is " + keyId + |
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49 | "). New key id will be used (" + keyId + ")."); |
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50 | } |
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51 | |
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52 | keyIds.put(virtualKey, keyId); |
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53 | } |
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54 | |
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55 | /** |
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56 | * |
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57 | */ |
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58 | public boolean containsKey(int keyId) { |
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59 | return synonyms.containsKey(keyId); |
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60 | } |
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61 | |
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62 | /** |
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63 | * TODO: comment |
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64 | * |
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65 | * @param keyId |
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66 | * @return |
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67 | */ |
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68 | public VirtualKey[] getVirtualKeySynonyms(int keyId) { |
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69 | List<VirtualKey> virtualKeys = synonyms.get(keyId); |
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70 | if (virtualKeys != null) { |
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71 | return virtualKeys.toArray(new VirtualKey[virtualKeys.size()]); |
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72 | } |
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73 | else { |
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74 | Console.traceln(Level.WARNING, "no virtual key define for key id " + keyId); |
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75 | return null; |
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76 | } |
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77 | } |
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78 | |
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79 | } |
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