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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: |
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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 <s32mem.h> |
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20 #include <liwcommon.h> |
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21 #include "cpclientactivenotifier.h" |
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22 #include "ccontentmap.h" |
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23 #include "cpdebug.h" |
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24 #include "cpglobals.h" |
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25 #include "cpserverdef.h" |
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26 #include "cdatasourceinterface.h" |
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27 |
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28 using namespace LIW; |
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29 |
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30 // ======== MEMBER FUNCTIONS ======== |
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31 |
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32 // ---------------------------------------------------------------------------- |
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33 // |
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34 // ---------------------------------------------------------------------------- |
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35 // |
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36 CCPActiveNotifier* CCPActiveNotifier::NewL( RCPServerClient& aServerClient ) |
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37 { |
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38 CCPActiveNotifier* self = new( ELeave ) |
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39 CCPActiveNotifier ( aServerClient ); |
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40 CleanupStack::PushL( self ); |
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41 self->ConstructL( ); |
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42 CleanupStack::Pop( self ); |
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43 return self; |
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44 } |
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45 |
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46 // --------------------------------------------------------------------------- |
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47 // destructor |
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48 // --------------------------------------------------------------------------- |
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49 CCPActiveNotifier::~CCPActiveNotifier() |
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50 { |
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51 CP_DEBUG( _L8("CCPActiveNotifier::CCPActiveNotifier()" ) ); |
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52 Cancel( ); |
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53 iObservers.Close( ); |
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54 delete iObserverBuf; |
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55 delete iSizeDes; |
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56 } |
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57 |
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58 // ---------------------------------------------------------------------------- |
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59 // |
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60 // ---------------------------------------------------------------------------- |
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61 // |
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62 void CCPActiveNotifier::RegisterL( MLiwNotifyCallback* aObserver, |
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63 TInt32 aTransactionId, |
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64 CCPLiwMap* aMap, |
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65 TUint aCmdOptions ) |
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66 { |
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67 CP_DEBUG( _L8("CCPActiveNotifier::RegisterL()" ) ); |
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68 TIpcArgs args; |
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69 |
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70 if(iObservers.Find( aTransactionId )) |
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71 { |
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72 User::Leave( KErrInUse ); |
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73 } |
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74 |
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75 iObservers.InsertL( aTransactionId, aObserver ); |
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76 delete iObserverBuf; |
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77 iObserverBuf = NULL; |
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78 iObserverBuf = aMap->PackForServerLC( ); |
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79 CleanupStack::Pop( iObserverBuf ); |
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80 args.Set( KDescriptorPosition, &*iObserverBuf ); |
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81 args.Set( KTransactionPosition, aTransactionId ); |
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82 args.Set( KOptionsPosition, static_cast<TInt>( aCmdOptions )); |
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83 if ( !IsActive( ) ) |
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84 { |
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85 iSizeDes = new (ELeave) TPckgBuf<TInt>( ); |
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86 args.Set( KReturnPosition, iSizeDes ); |
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87 iServerClient.RegisterObserverL( iStatus, args ); |
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88 SetActive( ); |
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89 } |
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90 else |
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91 { |
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92 iServerClient.AddObserver( args ); |
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93 } |
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94 } |
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95 |
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96 |
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97 // ---------------------------------------------------------------------------- |
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98 // |
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99 // ---------------------------------------------------------------------------- |
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100 // |
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101 void CCPActiveNotifier::UnregisterL() |
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102 { |
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103 CP_DEBUG( _L8("CCPActiveNotifier::UnregisterL()" ) ); |
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104 if ( !IsActive( ) ) |
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105 { |
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106 User::Leave( KErrNotFound ); |
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107 } |
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108 else |
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109 { |
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110 Cancel( ); |
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111 delete iSizeDes; |
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112 iSizeDes = NULL; |
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113 } |
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114 } |
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115 |
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116 // ---------------------------------------------------------------------------- |
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117 // |
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118 // ---------------------------------------------------------------------------- |
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119 // |
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120 TBool CCPActiveNotifier::UnregisterL( TInt32 aTransactionId ) |
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121 { |
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122 TBool last(EFalse); |
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123 CP_DEBUG( _L8("CCPActiveNotifier::UnregisterL()" ) ); |
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124 |
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125 MLiwNotifyCallback** observer = iObservers.Find(aTransactionId); |
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126 if (observer) |
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127 { |
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128 CLiwGenericParamList* changeInfoList = |
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129 CLiwGenericParamList::NewL( ); |
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130 CleanupStack::PushL( changeInfoList ); |
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131 CLiwGenericParamList* inParamList = CLiwGenericParamList::NewL( ); |
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132 CleanupStack::PushL( inParamList ); |
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133 |
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134 changeInfoList->AppendL(TLiwGenericParam(EGenericParamError, |
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135 TLiwVariant(CDataSourceInterface::ErrCodeConversion(KErrNone)))); |
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136 changeInfoList->AppendL(TLiwGenericParam(KErrorCode, TLiwVariant( |
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137 CDataSourceInterface::ErrCodeConversion(KErrNone)))); |
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138 |
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139 (*observer)->HandleNotifyL( aTransactionId, KLiwEventCanceled, *changeInfoList, |
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140 *inParamList ); |
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141 |
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142 CleanupStack::PopAndDestroy( inParamList ); |
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143 CleanupStack::PopAndDestroy( changeInfoList ); |
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144 } |
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145 else |
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146 { |
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147 User::Leave(KErrNotFound); |
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148 } |
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149 |
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150 TIpcArgs args; |
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151 args.Set( KTransactionPosition, aTransactionId ); |
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152 iServerClient.RemoveObserver( args ); |
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153 |
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154 iObservers.Remove( aTransactionId ); |
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155 |
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156 if( !iObservers.Count() ) |
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157 { |
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158 UnregisterL(); |
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159 last = ETrue; |
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160 } |
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161 return last; |
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162 } |
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163 |
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164 // ---------------------------------------------------------------------------- |
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165 // |
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166 // ---------------------------------------------------------------------------- |
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167 // |
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168 void CCPActiveNotifier::UnregisterAllL( ) |
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169 { |
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170 CP_DEBUG( _L8("CCPActiveNotifier::UnregisterAllL()" ) ); |
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171 if (!iObservers.Count()) |
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172 { |
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173 User::Leave( KErrNotFound ); |
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174 } |
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175 THashMapIter<TInt32, MLiwNotifyCallback*> iter( iObservers ); |
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176 const TInt32* transaction = iter.NextKey(); |
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177 while( transaction ) |
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178 { |
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179 UnregisterL( *transaction ); |
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180 transaction = iter.NextKey( ); |
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181 } |
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182 } |
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183 |
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184 // ---------------------------------------------------------------------------- |
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185 // |
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186 // ---------------------------------------------------------------------------- |
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187 // |
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188 void CCPActiveNotifier::RunL() |
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189 { |
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190 CP_DEBUG( _L8("CCPActiveNotifier::RunL()" ) ); |
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191 CLiwGenericParamList* eventParamList = CLiwGenericParamList::NewL(); |
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192 CleanupStack::PushL(eventParamList); |
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193 |
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194 TInt error = iStatus.Int(); |
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195 if (KErrNone == error) |
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196 { |
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197 RBuf8 outbuf; |
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198 outbuf.CleanupClosePushL(); |
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199 outbuf.CreateL((*iSizeDes)()); |
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200 error = iServerClient.GetChangeInfoData(outbuf); |
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201 RDesReadStream stream(outbuf); |
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202 CleanupClosePushL(stream); |
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203 eventParamList->InternalizeL(stream); |
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204 CleanupStack::PopAndDestroy(&stream); |
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205 delete iSizeDes; |
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206 iSizeDes = NULL; |
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207 CleanupStack::PopAndDestroy(&outbuf); |
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208 } |
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209 if (KErrNoMemory!=iStatus.Int()) |
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210 { |
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211 RegisterAgainL(); |
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212 } |
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213 NotifyObserversL(error, eventParamList); |
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214 CleanupStack::PopAndDestroy(eventParamList); |
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215 } |
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216 |
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217 // ---------------------------------------------------------------------------- |
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218 // |
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219 // ---------------------------------------------------------------------------- |
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220 // |
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221 void CCPActiveNotifier::NotifyObserversL( TInt aErrorCode, |
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222 CLiwGenericParamList* aEventParamList ) |
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223 { |
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224 TInt event( KLiwEventInProgress ); |
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225 if ( aErrorCode == KErrCancel ) |
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226 { |
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227 event = KLiwEventCanceled; |
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228 } |
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229 else if ( aErrorCode != KErrNone ) |
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230 { |
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231 event = KLiwEventStopped; |
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232 } |
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233 |
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234 for ( TInt i = 0; i<aEventParamList->Count(); i++ ) |
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235 { |
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236 TLiwGenericParam param; |
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237 param.PushL(); |
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238 TLiwVariant mapsV; |
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239 mapsV.PushL(); |
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240 aEventParamList->AtL( i, param ); |
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241 mapsV = param.Value(); |
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242 CLiwDefaultList* listOfMatchingMaps = CLiwDefaultList::NewLC( ); |
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243 if (mapsV.Get( *listOfMatchingMaps )) |
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244 { |
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245 TLiwVariant transV; |
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246 transV.PushL(); |
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247 TInt transIndex (listOfMatchingMaps->Count()-1); |
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248 listOfMatchingMaps->AtL(transIndex ,transV); |
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249 TInt32 transactionId ( KErrNotFound ); |
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250 transV.Get( transactionId ); |
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251 MLiwNotifyCallback** observer = iObservers.Find( transactionId ); |
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252 |
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253 if ( observer ) |
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254 { |
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255 listOfMatchingMaps->Remove( transIndex ); |
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256 CLiwGenericParamList* changeInfoList = |
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257 CLiwGenericParamList::NewL( ); |
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258 CleanupStack::PushL( changeInfoList ); |
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259 CLiwGenericParamList* inParamList = CLiwGenericParamList::NewL( ); |
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260 CleanupStack::PushL( inParamList ); |
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261 |
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262 changeInfoList->AppendL( TLiwGenericParam( KChangeInfo, |
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263 TLiwVariant( listOfMatchingMaps ) ) ); |
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264 |
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265 changeInfoList->AppendL( TLiwGenericParam( EGenericParamError, |
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266 TLiwVariant( CDataSourceInterface::ErrCodeConversion( aErrorCode ) ) ) ); |
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267 changeInfoList->AppendL( TLiwGenericParam( KErrorCode, |
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268 TLiwVariant( CDataSourceInterface::ErrCodeConversion( aErrorCode ) ) ) ); |
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269 (*observer)->HandleNotifyL( transactionId, event, *changeInfoList, |
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270 *inParamList ); |
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271 |
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272 CleanupStack::PopAndDestroy( inParamList ); |
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273 CleanupStack::PopAndDestroy( changeInfoList ); |
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274 }//if |
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275 |
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276 CleanupStack::PopAndDestroy( &transV ); |
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277 }//if |
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278 CleanupStack::PopAndDestroy( listOfMatchingMaps ); |
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279 CleanupStack::PopAndDestroy( &mapsV ); |
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280 CleanupStack::PopAndDestroy( ¶m ); |
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281 }//for |
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282 } |
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283 |
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284 |
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285 // ---------------------------------------------------------------------------- |
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286 // |
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287 // ---------------------------------------------------------------------------- |
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288 // |
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289 void CCPActiveNotifier::DoCancel() |
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290 { |
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291 CP_DEBUG( _L8("CCPActiveNotifier::DoCancel()" ) ); |
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292 iServerClient.UnregisterObserver( ); |
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293 } |
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294 |
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295 // ---------------------------------------------------------------------------- |
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296 // |
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297 // ---------------------------------------------------------------------------- |
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298 // |
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299 TInt CCPActiveNotifier::RunError( TInt aError ) |
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300 { |
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301 if (KErrNoMemory!=aError) |
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302 { |
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303 TRAP_IGNORE( RegisterAgainL( ) ); |
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304 } |
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305 return KErrNone; |
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306 } |
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307 // ---------------------------------------------------------------------------- |
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308 // |
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309 // ---------------------------------------------------------------------------- |
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310 // |
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311 CCPActiveNotifier::CCPActiveNotifier( RCPServerClient& aServerClient ) : |
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312 CActive(EPriorityStandard) |
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313 { |
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314 iServerClient = aServerClient; |
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315 CActiveScheduler::Add( this ); |
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316 } |
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317 |
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318 // ---------------------------------------------------------------------------- |
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319 // |
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320 // ---------------------------------------------------------------------------- |
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321 // |
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322 void CCPActiveNotifier::ConstructL() |
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323 { |
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324 |
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325 } |
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326 |
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327 // ---------------------------------------------------------------------------- |
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328 // |
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329 // ---------------------------------------------------------------------------- |
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330 // |
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331 void CCPActiveNotifier::RegisterAgainL() |
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332 { |
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333 CP_DEBUG( _L8("CCPActiveNotifier::RegisterAgainL()" ) ); |
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334 |
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335 if (!IsActive()) |
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336 { |
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337 TIpcArgs args; |
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338 args.Set(KTransactionPosition, KErrAlreadyExists); |
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339 if (iSizeDes) |
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340 { |
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341 delete iSizeDes; |
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342 iSizeDes = NULL; |
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343 } |
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344 iSizeDes = new (ELeave) TPckgBuf<TInt> (); |
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345 args.Set(KReturnPosition, iSizeDes); |
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346 iServerClient.RegisterObserverL(iStatus, args); |
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347 SetActive(); |
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348 } |
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349 } |