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1 /* |
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2 * Copyright (c) 2009 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: |
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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 #include <e32std.h> |
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20 #include <e32base.h> |
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21 #include <e32property.h> |
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22 |
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23 #include <piprofiler/ProfilerTraces.h> |
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24 |
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25 #include "ProfilerErrorChecker.h" |
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26 |
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27 // properties |
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28 const TUid KEngineStatusPropertyCat={0x2001E5AD}; |
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29 enum TEnginePropertyKeys |
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30 { |
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31 EProfilerEngineStatus = 8, |
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32 EProfilerErrorStatus |
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33 }; |
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34 |
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35 /* |
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36 * |
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37 * CProfilerErrorChecker class implementation |
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38 * |
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39 */ |
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40 CProfilerErrorChecker* CProfilerErrorChecker::NewL() |
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41 { |
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42 CProfilerErrorChecker* self = new(ELeave) CProfilerErrorChecker; |
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43 CleanupStack::PushL(self); |
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44 self->ConstructL(); |
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45 CleanupStack::Pop(); |
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46 return self; |
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47 } |
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48 |
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49 // -------------------------------------------------------------------------------------------- |
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50 CProfilerErrorChecker::CProfilerErrorChecker() : |
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51 CActive(EPriorityStandard) |
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52 { |
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53 } |
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54 |
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55 CProfilerErrorChecker::~CProfilerErrorChecker() |
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56 { |
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57 Cancel(); |
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58 iErrorStatus.Close(); |
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59 } |
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60 |
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61 // -------------------------------------------------------------------------------------------- |
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62 void CProfilerErrorChecker::ConstructL() |
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63 { |
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64 |
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65 LOGTEXT(_L("Trying to attach to profiler engine error status property")); |
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66 User::LeaveIfError(iErrorStatus.Attach(KEngineStatusPropertyCat, EProfilerErrorStatus)); |
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67 CActiveScheduler::Add(this); |
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68 |
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69 // subscribe to P&S status property |
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70 iErrorStatus.Subscribe(iStatus); |
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71 SetActive(); |
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72 } |
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73 |
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74 // -------------------------------------------------------------------------------------------- |
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75 void CProfilerErrorChecker::SetObserver(MProfilerErrorObserver* aObserver) |
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76 { |
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77 iObserver = aObserver; |
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78 } |
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79 |
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80 // -------------------------------------------------------------------------------------------- |
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81 TInt CProfilerErrorChecker::RunError(TInt aError) |
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82 { |
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83 iErrorStatus.Close(); |
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84 return aError; |
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85 } |
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86 // -------------------------------------------------------------------------------------------- |
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87 void CProfilerErrorChecker::RunL() |
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88 { |
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89 // resubscribe before processing new value to prevent missing updates |
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90 iErrorStatus.Subscribe(iStatus); |
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91 SetActive(); |
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92 |
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93 TInt stat(0); |
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94 if(iErrorStatus.Get(stat) != KErrNone) |
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95 { |
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96 // check if error status != KErrNone |
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97 if(stat != 0) |
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98 { |
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99 iObserver->HandleProfilerErrorChangeL(stat); |
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100 } |
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101 |
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102 // reset error code |
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103 iErrorStatus.Set(KErrNone); |
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104 } |
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105 } |
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106 |
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107 // -------------------------------------------------------------------------------------------- |
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108 |
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109 void CProfilerErrorChecker::DoCancel() |
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110 { |
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111 iErrorStatus.Cancel(); |
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112 } |
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113 |
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114 // end of file |
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115 |