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1 /* |
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2 * Copyright (c) 2007 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 the License "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 |
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20 #include <calchangecallback.h> |
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21 #include <calsession.h> |
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22 |
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23 |
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24 #include "Calendarheader.h" |
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25 #include "Calendarnotify.h" |
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26 #include "asyncreqobserver.h" |
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27 |
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28 |
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29 // --------------------------------------------------------------------------- |
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30 // two-phased constructor |
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31 // --------------------------------------------------------------------------- |
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32 CCalendarObserver* CCalendarObserver::NewL( CCalendarSessionInfo* aSessionInfo, |
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33 CCalendarFilter* aFilter, |
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34 CAsyncRequestObserver* aAsyncRequestObserver, |
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35 MCalCallbackBase* aNotifyCallback ) |
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36 { |
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37 CCalendarObserver* self = new(ELeave) CCalendarObserver( aSessionInfo, aAsyncRequestObserver, aNotifyCallback ); |
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38 CleanupStack::PushL( self ); |
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39 self->ConstructL( aFilter ); |
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40 CleanupStack::Pop( self ); |
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41 return self; |
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42 } |
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43 |
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44 // --------------------------------------------------------------------------- |
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45 // destructor |
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46 // --------------------------------------------------------------------------- |
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47 CCalendarObserver::~CCalendarObserver() |
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48 { |
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49 delete iFilter; |
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50 |
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51 if ( iSession ) |
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52 { |
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53 iSession->StopChangeNotification(); |
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54 delete iSession; |
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55 } |
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56 } |
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57 |
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58 // --------------------------------------------------------------------------- |
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59 // default constructor |
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60 // --------------------------------------------------------------------------- |
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61 CCalendarObserver::CCalendarObserver( CCalendarSessionInfo* aSessionInfo, |
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62 CAsyncRequestObserver* aAsyncRequestObserver, |
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63 MCalCallbackBase* aNotifyCallback ) : |
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64 // CActive( EPriorityStandard ), |
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65 iSessionInfo( aSessionInfo ), |
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66 iNotifyCallback( aNotifyCallback ), |
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67 iAsyncRequestObserver( aAsyncRequestObserver ), |
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68 iIsInProgress(EFalse) |
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69 { |
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70 CActiveScheduler::Add( this ); |
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71 } |
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72 |
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73 // --------------------------------------------------------------------------- |
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74 // second phase constructor |
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75 // --------------------------------------------------------------------------- |
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76 void CCalendarObserver::ConstructL( CCalendarFilter* aFilter ) |
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77 { |
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78 iFilter = CCalendarFilter::NewL(); |
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79 *iFilter = *aFilter; |
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80 } |
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81 |
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82 // --------------------------------------------------------------------------- |
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83 // Initiates the Notification process |
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84 // --------------------------------------------------------------------------- |
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85 void CCalendarObserver::StartChangeNotificationL() |
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86 { |
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87 iSession = CCalSession::NewL(); |
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88 iSession->OpenL( iSessionInfo->Calendar() ); |
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89 |
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90 TBool includeUndateToDo = ( iFilter->Filter() & EFlagUnDateToDo ); |
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91 |
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92 CalCommon::TCalTimeRange range = iFilter->TimeRange(); |
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93 |
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94 if( range.EndTime().TimeLocalL() != Time::NullTTime() && |
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95 range.StartTime().TimeLocalL() != Time::NullTTime() ) |
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96 { |
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97 if( range.EndTime().TimeLocalL() < range.StartTime().TimeLocalL() ) |
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98 User::Leave( KErrArgument ); |
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99 } |
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100 |
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101 // Create notification filter object specifying that notification for all entry types is required |
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102 CCalChangeNotificationFilter* filter = CCalChangeNotificationFilter::NewL( MCalChangeCallBack2::EChangeEntryAll, |
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103 includeUndateToDo, |
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104 iFilter->TimeRange() ); |
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105 iSession->StartChangeNotification( *this, *filter ); |
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106 delete filter; |
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107 ActivateRequest( KErrNone ); |
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108 } |
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109 |
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110 |
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111 // --------------------------------------------------------------------------- |
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112 // MCalChangeCallBack2::CalChangeNotification |
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113 // Indicates the event of arrival of change in calendar. |
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114 // --------------------------------------------------------------------------- |
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115 void CCalendarObserver::CalChangeNotification(RArray< TCalChangeEntry > &aChangeItems) |
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116 { |
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117 iIsInProgress = ETrue; |
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118 if ( iFilter->Filter() & EFilterLUid ) |
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119 { |
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120 RArray< TCalChangeEntry > filteredItems; |
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121 TInt count = aChangeItems.Count(); |
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122 TInt uidCount = iFilter->LocalUidList().Count(); |
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123 |
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124 for ( TInt index = 0; index < count; index++ ) |
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125 { |
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126 for ( TInt i = 0; i < uidCount; i++ ) |
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127 { |
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128 // Filter only those entries having local uids specified |
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129 if ( aChangeItems[index].iEntryId == iFilter->LocalUidList()[i] ) |
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130 { |
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131 filteredItems.Append( aChangeItems[index] ); |
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132 break; |
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133 } |
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134 } |
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135 } |
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136 // Notify the user of the changed entries |
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137 TRAPD(err, iNotifyCallback->NotifyResultL( KErrNone, (TAny*)(&filteredItems) )); |
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138 filteredItems.Reset(); |
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139 } |
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140 else |
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141 { |
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142 TRAPD(err, iNotifyCallback->NotifyResultL( KErrNone, (TAny*)(&aChangeItems) )); |
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143 } |
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144 iIsInProgress = EFalse; |
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145 } |
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146 |
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147 // --------------------------------------------------------------------------- |
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148 // Inherited from CActive class |
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149 // --------------------------------------------------------------------------- |
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150 // |
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151 void CCalendarObserver::DoCancel() |
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152 { |
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153 TRequestStatus* temp = &iStatus; |
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154 User::RequestComplete( temp, KErrCancel ); |
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155 // Stop the notificaton operation |
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156 iSession->StopChangeNotification(); |
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157 iAsyncRequestObserver->RequestComplete( iNotifyCallback->iTransactionId ); |
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158 TRAPD( err, iNotifyCallback->NotifyResultL( KErrCancel, NULL )); |
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159 } |
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160 |
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161 // --------------------------------------------------------------------------- |
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162 // Inherited from CActive class |
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163 // --------------------------------------------------------------------------- |
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164 // |
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165 void CCalendarObserver::RunL() |
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166 { |
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167 |
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168 } |
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169 |
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170 // --------------------------------------------------------------------------- |
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171 // Activates the asynchronous request |
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172 // --------------------------------------------------------------------------- |
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173 // |
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174 void CCalendarObserver::ActivateRequest( TInt /*aReason*/ ) |
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175 { |
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176 iStatus = KRequestPending; |
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177 SetActive(); |
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178 } |
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179 |
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180 TBool CCalendarObserver::IsInProgress() |
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181 { |
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182 return iIsInProgress; |
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183 } |