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1 /* |
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2 * Copyright (c) 2006 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: observer if any install/unistall happens at help app |
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15 * runtime |
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16 * |
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17 */ |
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18 |
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19 #ifndef CSXHRUNTIMEAPPWATCHER_H |
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20 #define CSXHRUNTIMEAPPWATCHER_H |
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21 |
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22 #include <e32base.h> |
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23 #include <f32file.h> |
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24 |
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25 /* |
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26 * Base class of Installation/Uninstallation |
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27 * |
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28 */ |
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29 class MInstallationObserver |
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30 { |
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31 public: |
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32 /* |
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33 * call back function, to handle update index |
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34 */ |
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35 virtual void RuntimeUpdateIndex() = 0; |
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36 }; |
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37 |
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38 /* |
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39 * Runtime indexing wather |
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40 * keep watching if user install/uninstall/modify any helps |
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41 * |
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42 */ |
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43 class CCSXHRuntimeAppWatcher : public CActive |
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44 { |
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45 public: |
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46 |
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47 /* |
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48 * default constructor |
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49 */ |
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50 CCSXHRuntimeAppWatcher(); |
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51 |
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52 /* |
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53 * destructor |
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54 */ |
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55 ~CCSXHRuntimeAppWatcher(); |
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56 |
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57 /* |
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58 * two-phase constructor |
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59 */ |
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60 static CCSXHRuntimeAppWatcher* NewL(); |
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61 |
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62 /* |
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63 * from base class CActive |
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64 * Handles an active object's request completion event |
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65 */ |
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66 void RunL(); |
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67 |
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68 /* |
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69 * from base class CActive |
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70 * Implements cancellation of an outstanding request |
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71 */ |
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72 void DoCancel(); |
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73 |
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74 /* |
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75 * start this active object |
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76 */ |
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77 void Start(); |
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78 |
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79 /* |
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80 * Set observer |
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81 * @param aObserver: App UI, notify user helps modified |
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82 * |
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83 */ |
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84 void SetObserver( MInstallationObserver* aObserver ); |
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85 |
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86 private: |
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87 |
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88 /* |
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89 * two-phase constructor |
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90 */ |
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91 void ConstructL(); |
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92 |
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93 private: |
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94 |
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95 /* |
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96 * file session |
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97 */ |
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98 RFs iFileSession; |
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99 |
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100 /* |
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101 * observer |
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102 * not owned |
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103 */ |
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104 MInstallationObserver* iObserver; |
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105 }; |
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106 |
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107 #endif // CSXHRUNTIMEAPPWATCHER_H |