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1 /* |
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2 * Copyright (c) 2002 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 * Base class for implementing asyncronous item saving. |
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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 |
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21 // INCLUDE FILES |
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22 |
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23 #include "MsgAsyncItemSaver.h" // Own header |
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24 #include "MsgEditorUtils.pan" // MsgEditorUtils panics |
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25 #include <e32svr.h> |
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26 |
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27 // ================= MEMBER FUNCTIONS ======================= |
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28 |
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29 EXPORT_C CMsgAsyncItemSaver::CMsgAsyncItemSaver() : |
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30 CActive( EPriorityStandard ) // superclass constructor |
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31 { |
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32 } |
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33 |
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34 EXPORT_C CMsgAsyncItemSaver::~CMsgAsyncItemSaver() |
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35 { |
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36 Cancel(); |
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37 } |
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38 |
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39 EXPORT_C void CMsgAsyncItemSaver::StartOperation( |
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40 MMsgAsyncItemSaver* aItemSaver ) |
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41 { |
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42 __ASSERT_DEBUG( aItemSaver, Panic( EMEUAsynItemSaverNULL ) ); |
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43 iItemSaver = aItemSaver; |
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44 if (!IsAdded()) |
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45 { |
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46 CActiveScheduler::Add( this ); |
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47 } |
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48 NextStep(); |
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49 } |
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50 |
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51 EXPORT_C void CMsgAsyncItemSaver::Pause( TInt aMicroSeconds ) |
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52 { |
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53 __ASSERT_DEBUG( iItemSaver, Panic( EMEUAsynItemSaverNULL ) ); |
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54 iPaused = ETrue; |
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55 iPauseDelay = aMicroSeconds; |
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56 } |
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57 |
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58 EXPORT_C void CMsgAsyncItemSaver::Continue() |
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59 { |
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60 __ASSERT_DEBUG( iItemSaver, Panic( EMEUAsynItemSaverNULL ) ); |
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61 if ( iPaused ) |
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62 { |
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63 iPaused = EFalse; |
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64 NextStep(); |
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65 } |
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66 } |
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67 |
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68 void CMsgAsyncItemSaver::RunL() |
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69 { |
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70 __ASSERT_DEBUG( iItemSaver, Panic( EMEUAsynItemSaverNULL ) ); |
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71 if ( iPaused ) |
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72 { |
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73 iTimer.Close(); |
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74 iPaused = EFalse; |
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75 } |
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76 |
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77 if ( !iItemSaver->IsComplete() ) |
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78 { |
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79 iItemSaver->ContinueOperationL(); |
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80 NextStep(); |
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81 } |
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82 else |
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83 { |
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84 iItemSaver->CompleteOperationL(); |
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85 } |
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86 } |
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87 |
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88 void CMsgAsyncItemSaver::DoCancel() |
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89 { |
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90 // Nothing to cancel |
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91 } |
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92 |
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93 TInt CMsgAsyncItemSaver::RunError(TInt aError) |
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94 { |
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95 TInt error = iItemSaver->HandleError( aError ); |
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96 if ( error == KErrNone ) |
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97 { |
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98 aError = error; |
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99 NextStep(); |
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100 } |
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101 return aError; |
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102 } |
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103 |
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104 void CMsgAsyncItemSaver::NextStep() |
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105 { |
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106 if ( iPaused ) |
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107 { |
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108 TInt err = iTimer.CreateLocal(); // created for this thread |
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109 if ( err == KErrNone ) |
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110 { |
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111 iTimer.After( iStatus, iPauseDelay ); |
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112 } |
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113 } |
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114 else |
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115 { |
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116 TRequestStatus* sp = &iStatus; |
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117 User::RequestComplete(sp, KErrNone); |
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118 } |
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119 SetActive(); |
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120 } |
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121 |
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122 // End of File |