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1 /* |
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2 * Copyright (c) 2008-2009 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 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 * Implements CScrSubsession. See class and function definitions for more information. |
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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 @file |
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22 */ |
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23 |
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24 #include "scrsubsession.h" |
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25 #include "scrrequestimpl.h" |
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26 #include "scrdatabase.h" |
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27 #include <scs/ipcstream.h> |
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28 #include <scs/cleanuputils.h> |
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29 |
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30 using namespace Usif; |
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31 |
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32 ///////////////// |
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33 // CScrSubsession |
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34 ///////////////// |
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35 |
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36 CScrSubsession::CScrSubsession(CScrSession &aSession) |
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37 /** |
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38 This constructor is protected and prevents direct instantiation. |
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39 */ |
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40 : CScsSubsession(aSession) |
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41 { |
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42 iSession = static_cast<CScrSession *>(&aSession); |
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43 iServer = static_cast<CScrServer *>(&iSession->iServer); |
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44 } |
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45 |
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46 void CScrSubsession::ConstructL() |
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47 /** |
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48 Second-phase constructor. |
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49 */ |
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50 { |
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51 iServer->AddSubsessionOwnerL(iSession); |
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52 } |
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53 |
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54 CScrSubsession::~CScrSubsession() |
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55 /** |
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56 Virtual destructor. Closes the database session handle. |
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57 */ |
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58 { |
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59 iServer->RemoveSubsessionOwner(iSession); |
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60 delete iStatement; |
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61 } |
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62 |
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63 /////////////////////////// |
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64 // CCompViewSubsessionContext |
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65 /////////////////////////// |
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66 |
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67 CCompViewSubsessionContext::~CCompViewSubsessionContext() |
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68 { |
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69 delete iLastSoftwareTypeName; |
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70 iComponentFilterSuperset.Close(); |
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71 } |
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72 |
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73 /////////////////////////// |
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74 // CComponentViewSubsession |
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75 /////////////////////////// |
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76 |
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77 CComponentViewSubsession* CComponentViewSubsession::NewL(CScrSession &aSession) |
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78 /** |
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79 Factory function allocates a new instance of CComponentViewSubsession. |
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80 |
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81 Note that CComponentViewSubsession derives from CObject and therefore it MUST NOT be deleted directly, |
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82 instead it should be closed. |
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83 |
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84 @return The newly created instance of CComponentViewSubsession. |
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85 Ownership is transferred to the caller. |
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86 */ |
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87 { |
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88 CComponentViewSubsession* self = new(ELeave) CComponentViewSubsession(aSession); |
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89 CleanupClosePushL(*self); |
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90 self->ConstructL(); |
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91 CleanupStack::Pop(self); |
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92 return self; |
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93 } |
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94 |
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95 CComponentViewSubsession::CComponentViewSubsession(CScrSession &aSession) |
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96 /** |
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97 This constructor is private and prevents direct instantiation. It provides |
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98 a single point of definition from which to call the superclass c'tor. |
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99 */ |
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100 : CScrSubsession(aSession) |
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101 { |
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102 } |
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103 |
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104 void CComponentViewSubsession::ConstructL() |
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105 /** |
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106 Second-phase constructor. |
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107 */ |
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108 { |
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109 iSubsessionContext = new (ELeave) CCompViewSubsessionContext; |
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110 CScrSubsession::ConstructL(); |
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111 } |
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112 |
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113 CComponentViewSubsession::~CComponentViewSubsession() |
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114 /** |
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115 Destructor for the subsession object. |
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116 */ |
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117 { |
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118 delete iFilter; |
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119 delete iComponentEntry; |
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120 iComponentEntryList.ResetAndDestroy(); |
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121 delete iSubsessionContext; |
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122 } |
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123 |
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124 TBool CComponentViewSubsession::DoServiceL(TInt aFunction, const RMessage2& aMessage) |
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125 /** |
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126 Implement CComponentViewSubsession by handling the supplied message. |
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127 |
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128 @param aFunction Function identifier without SCS code. |
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129 @param aMessage Standard server-side handle to message. |
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130 @return ETrue means complete client request now. EFalse for asynchronous tasks. |
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131 */ |
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132 { |
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133 TScrSubSessionFunction f = static_cast<TScrSubSessionFunction>(aFunction); |
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134 |
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135 switch (f) |
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136 { |
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137 case EOpenComponentsView: |
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138 { |
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139 DeleteObjectZ(iFilter); |
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140 iFilter = iServer->RequestImpL()->ReadComponentFilterL(aMessage); |
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141 DeleteObjectZ(iStatement); |
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142 iStatement = iServer->RequestImpL()->OpenComponentViewL(*iFilter, iSubsessionContext->iComponentFilterSuperset, iSubsessionContext->iFilterSupersetInUse); |
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143 break; |
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144 } |
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145 case EGetNextComponentSize: |
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146 iServer->RequestImpL()->NextComponentSizeL(aMessage, iStatement, iFilter, iComponentEntry, this->iSubsessionContext); |
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147 break; |
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148 case EGetNextComponentData: |
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149 iServer->RequestImpL()->NextComponentDataL(aMessage, iComponentEntry); |
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150 break; |
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151 case EGetNextComponentSetSize: |
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152 iServer->RequestImpL()->NextComponentSetSizeL(aMessage, iStatement, iFilter, iComponentEntryList, this->iSubsessionContext); |
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153 break; |
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154 case EGetNextComponentSetData: |
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155 iServer->RequestImpL()->NextComponentSetDataL(aMessage, iComponentEntryList); |
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156 break; |
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157 default: |
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158 User::Leave(KErrNotSupported); |
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159 break; |
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160 } |
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161 return ETrue; |
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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 // CFileListSubsession |
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167 /////////////////////// |
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168 |
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169 CFileListSubsession* CFileListSubsession::NewL(CScrSession &aSession) |
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170 /** |
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171 Factory function allocates a new instance of CFileListSubsession. |
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172 |
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173 Note that CFileListSubsession derives from CObject and therefore it MUST NOT be deleted directly, |
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174 instead it should be closed. |
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175 |
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176 @return The newly created instance of CFileListSubsession. |
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177 Ownership is transferred to the caller. |
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178 */ |
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179 { |
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180 CFileListSubsession* self = new(ELeave) CFileListSubsession(aSession); |
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181 CleanupStack::PushL(self); |
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182 self->ConstructL(); |
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183 CleanupStack::Pop(self); |
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184 return self; |
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185 } |
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186 |
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187 CFileListSubsession::CFileListSubsession(CScrSession &aSession) |
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188 /** |
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189 This constructor is private and prevents direct instantiation. It provides |
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190 a single point of definition from which to call the superclass c'tor. |
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191 */ |
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192 : CScrSubsession(aSession) |
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193 { |
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194 // empty. |
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195 } |
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196 |
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197 CFileListSubsession::~CFileListSubsession() |
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198 /** |
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199 Destructor for the subsession object. |
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200 */ |
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201 { |
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202 delete iFilePath; |
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203 iFileList.Close(); |
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204 } |
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205 |
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206 TBool CFileListSubsession::DoServiceL(TInt aFunction, const RMessage2& aMessage) |
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207 /** |
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208 Implement CFileListSubsession by handling the supplied message. |
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209 |
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210 @param aFunction Function identifier without SCS code. |
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211 @param aMessage Standard server-side handle to message. |
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212 @return ETrue means complete client request now. EFalse for asynchronous tasks. |
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213 */ |
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214 { |
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215 TScrSessionFunction f = static_cast<TScrSessionFunction>(aFunction); |
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216 |
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217 switch (f) |
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218 { |
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219 case EOpenFileList: |
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220 { |
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221 DeleteObjectZ(iStatement); |
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222 iStatement = iServer->RequestImpL()->OpenFileListL(aMessage); |
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223 break; |
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224 } |
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225 case EGetNextFileSize: |
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226 iServer->RequestImpL()->NextFileSizeL(aMessage, iStatement, iFilePath); |
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227 break; |
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228 case EGetNextFileData: |
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229 iServer->RequestImpL()->NextFileDataL(aMessage, iFilePath); |
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230 break; |
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231 case EGetNextFileSetSize: |
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232 iServer->RequestImpL()->NextFileSetSizeL(aMessage, iStatement, iFileList); |
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233 break; |
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234 case EGetNextFileSetData: |
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235 iServer->RequestImpL()->NextFileSetDataL(aMessage, iFileList); |
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236 break; |
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237 default: |
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238 User::Leave(KErrNotSupported); |
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239 break; |
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240 } |
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241 return ETrue; |
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242 } |