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1 /* |
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2 * Copyright (c) 2004-2005 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Implements the class CLandmarksDbEventHandler |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 #include <EPos_CPosLandmarkDatabase.h> |
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21 |
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22 #include "LandmarksDbEventHandler.h" |
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23 |
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24 // ============================ MEMBER FUNCTIONS =============================== |
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25 |
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26 // ----------------------------------------------------------------------------- |
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27 // ----------------------------------------------------------------------------- |
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28 // |
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29 CLandmarksDbEventHandler::CLandmarksDbEventHandler( |
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30 CPosLandmarkDatabase& aDb) |
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31 : CActive(CActive::EPriorityStandard), iDb(aDb) |
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32 { |
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33 CActiveScheduler::Add(this); |
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34 ObserveEvents(); |
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35 } |
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36 |
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37 // ----------------------------------------------------------------------------- |
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38 // ----------------------------------------------------------------------------- |
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39 // |
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40 CLandmarksDbEventHandler::~CLandmarksDbEventHandler() |
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41 { |
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42 Cancel(); |
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43 iDbObservers.Close(); |
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44 } |
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45 |
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46 // ----------------------------------------------------------------------------- |
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47 // ----------------------------------------------------------------------------- |
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48 // |
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49 void CLandmarksDbEventHandler::AddObserverL( |
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50 MLandmarksDbObserver* aObserver) |
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51 { |
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52 User::LeaveIfError(iDbObservers.Append(aObserver)); |
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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 void CLandmarksDbEventHandler::RunL() |
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59 { |
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60 for (TInt i = 0; i < iDbObservers.Count(); i++) |
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61 { |
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62 // All observers must be notified. We cannot allow the observers to |
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63 // leave. |
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64 TInt err; |
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65 TRAP(err, iDbObservers[i]->NotifyDbEventL(iEvent, iStatus.Int())); |
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66 } |
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67 ObserveEvents(); |
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68 } |
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69 |
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70 // ----------------------------------------------------------------------------- |
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71 // ----------------------------------------------------------------------------- |
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72 // |
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73 void CLandmarksDbEventHandler::DoCancel() |
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74 { |
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75 iDb.CancelNotifyDatabaseEvent(); |
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76 } |
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77 |
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78 // ----------------------------------------------------------------------------- |
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79 // ----------------------------------------------------------------------------- |
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80 // |
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81 TInt CLandmarksDbEventHandler::RunError(TInt /*aError*/) |
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82 { |
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83 return KErrNone; |
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84 } |
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85 |
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86 // ----------------------------------------------------------------------------- |
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87 // ----------------------------------------------------------------------------- |
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88 // |
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89 void CLandmarksDbEventHandler::ObserveEvents() |
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90 { |
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91 iStatus = KRequestPending; |
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92 iDb.NotifyDatabaseEvent(iEvent, iStatus); |
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93 SetActive(); |
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94 } |
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95 |
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96 |