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1 /* |
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2 * Copyright (c) 2004 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: Methods for CNcnMsvSessionHandler class. |
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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 FILES |
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21 #include "NcnDebug.h" |
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22 #include "CNcnMsvSessionHandler.h" |
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23 #include "MNcnMsvSessionHandlerObserver.h" |
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24 #include <msvapi.h> // For CMsvSession |
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25 |
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26 // ================= LOCAL CONSTANTS ======================= |
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27 namespace |
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28 { |
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29 } |
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30 |
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31 // ================= MEMBER FUNCTIONS ======================= |
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32 |
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33 // ---------------------------------------------------- |
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34 // CNcnMsvSessionHandler::CNcnMsvSessionHandler |
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35 // ---------------------------------------------------- |
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36 // |
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37 CNcnMsvSessionHandler::CNcnMsvSessionHandler( ) : |
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38 iObservers( 2 ) |
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39 { |
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40 // empty |
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41 } |
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42 |
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43 // ---------------------------------------------------- |
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44 // CNcnMsvSessionHandler::ConstructL |
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45 // ---------------------------------------------------- |
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46 // |
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47 void CNcnMsvSessionHandler::ConstructL() |
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48 { |
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49 // empty |
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50 } |
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51 |
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52 // ---------------------------------------------------- |
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53 // CNcnMsvSessionHandler::NewL |
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54 // ---------------------------------------------------- |
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55 // |
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56 CNcnMsvSessionHandler* CNcnMsvSessionHandler::NewL( ) |
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57 { |
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58 CNcnMsvSessionHandler* self = new (ELeave) CNcnMsvSessionHandler(); |
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59 |
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60 CleanupStack::PushL( self ); |
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61 self->ConstructL(); |
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62 CleanupStack::Pop( self ); |
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63 |
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64 return self; |
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65 } |
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66 |
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67 // ---------------------------------------------------- |
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68 // CNcnMsvSessionHandler::~CNcnMsvSessionHandler |
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69 // ---------------------------------------------------- |
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70 // |
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71 CNcnMsvSessionHandler::~CNcnMsvSessionHandler() |
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72 { |
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73 // stop sessino handler |
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74 StopSessionHandler(); |
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75 } |
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76 |
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77 // ---------------------------------------------------- |
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78 // CNcnMsvSessionHandler::HandleSessionEventL |
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79 // ---------------------------------------------------- |
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80 // |
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81 void CNcnMsvSessionHandler::HandleSessionEventL( |
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82 TMsvSessionEvent aEvent, |
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83 TAny* aArg1, |
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84 TAny* /*aArg2*/, |
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85 TAny* /*aArg3*/ ) |
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86 { |
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87 // determine event type |
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88 switch ( aEvent ) |
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89 { |
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90 |
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91 case EMsvMediaUnavailable: |
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92 { |
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93 // If the Unavailable Memory is External Memory then set it back to Phone Memory . |
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94 NCN_RDEBUG( _L( "CNcnMsvSessionHandler::HandleSessionEventL - EMsvMediaUnavailable." )); |
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95 HandleMsvMediaUnAvailableL(); |
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96 break; |
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97 } |
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98 |
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99 case EMsvServerReady: |
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100 { |
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101 // Ignored. Session was initialized already in StartSessionHandlerL . |
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102 // If message store medium changes, then "old" messages are deleted from the CMsvEntry index |
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103 // and the index is kept valid without re-creating it. |
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104 NCN_RDEBUG( _L( "CNcnMsvSessionHandler::HandleSessionEventL - EMsvSessionReady, ignored" )); |
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105 NotifyMsvSessionReady(); |
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106 break; |
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107 } |
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108 // Msv server terminated |
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109 case EMsvServerTerminated: |
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110 { |
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111 HandleMsvTerminatedL(); |
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112 break; |
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113 } |
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114 // Msv session close event |
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115 case EMsvCloseSession: |
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116 { |
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117 HandleMsvClosed(); |
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118 break; |
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119 } |
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120 // Entries created |
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121 case EMsvEntriesCreated: |
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122 { |
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123 CMsvEntrySelection* selection = |
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124 static_cast<CMsvEntrySelection*>( aArg1 ); |
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125 |
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126 HandleMsvEntriesCreatedL( *selection ); |
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127 break; |
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128 } |
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129 // Entries deleted |
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130 case EMsvEntriesDeleted: |
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131 { |
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132 CMsvEntrySelection* selection = |
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133 static_cast<CMsvEntrySelection*>( aArg1 ); |
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134 |
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135 HandleMsvEntriesDeletedL( *selection ); |
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136 break; |
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137 } |
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138 // Messages are moved to MMC |
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139 case EMsvMediaChanged: |
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140 { |
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141 TDriveNumber* newDriveNumber = static_cast<TDriveNumber*>( aArg1 ); |
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142 HandleMsvMediaChangedL( *newDriveNumber ); |
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143 break; |
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144 } |
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145 // Message server is again available |
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146 case EMsvMediaAvailable: |
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147 { |
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148 TDriveNumber* driveNumber = static_cast<TDriveNumber*>( aArg1 ); |
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149 HandleMsvMediaAvailableL( *driveNumber ); |
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150 break; |
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151 } |
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152 // other events, ignore |
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153 default: |
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154 { |
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155 NCN_RDEBUG_INT( _L( "CNcnMsvSessionHandler::HandleSessionEventL - unknown event %d!" ), aEvent ); |
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156 break; |
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157 } |
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158 } |
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159 } |
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160 |
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161 // ---------------------------------------------------- |
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162 // CNcnMsvSessionHandler::AddObserver |
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163 // ---------------------------------------------------- |
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164 // |
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165 void CNcnMsvSessionHandler::AddObserverL( |
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166 MNcnMsvSessionHandlerObserver* aObserver ) |
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167 { |
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168 // append observer to array |
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169 iObservers.AppendL( aObserver ); |
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170 } |
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171 |
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172 // ---------------------------------------------------- |
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173 // CNcnMsvSessionHandler::RemoveObserver |
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174 // ---------------------------------------------------- |
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175 // |
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176 void CNcnMsvSessionHandler::RemoveObserver( |
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177 MNcnMsvSessionHandlerObserver* aObserver ) |
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178 { |
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179 TInt count = iObservers.Count(); |
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180 TInt index = -1; |
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181 |
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182 // search for observer |
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183 while( count-- ) |
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184 { |
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185 MNcnMsvSessionHandlerObserver* observer = |
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186 iObservers.At( count ); |
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187 |
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188 // if pointer found |
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189 if( observer == aObserver ) |
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190 { |
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191 index = count; |
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192 break; |
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193 } |
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194 } |
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195 |
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196 // if observer was found delete it |
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197 if( index != -1 ) |
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198 { |
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199 iObservers.Delete( index ); |
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200 iObservers.Compress(); |
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201 } |
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202 } |
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203 |
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204 // ---------------------------------------------------- |
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205 // CNcnMsvSessionHandler::IsMsvSessionReady |
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206 // ---------------------------------------------------- |
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207 // |
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208 TBool CNcnMsvSessionHandler::IsMsvSessionReady() const |
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209 { |
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210 return ( iMsvSession != 0 ); |
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211 } |
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212 |
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213 // ---------------------------------------------------- |
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214 // CNcnMsvSessionHandler::MsvSessionL |
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215 // ---------------------------------------------------- |
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216 // |
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217 CMsvSession& CNcnMsvSessionHandler::MsvSessionL() |
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218 { |
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219 // leave if session is not ready |
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220 if( !IsMsvSessionReady() ) |
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221 { |
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222 User::Leave( KErrGeneral ); |
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223 } |
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224 |
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225 // return the session instance |
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226 return *iMsvSession; |
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227 } |
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228 |
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229 // ---------------------------------------------------- |
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230 // CNcnMsvSessionHandler::StartSessionHandlerL |
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231 // ---------------------------------------------------- |
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232 // |
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233 void CNcnMsvSessionHandler::StartSessionHandlerL() |
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234 { |
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235 if( !iMsvSession ) |
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236 { |
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237 // open msv session |
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238 iMsvSession = CMsvSession::OpenSyncL( *this ); |
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239 |
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240 // notity that msv session is ready |
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241 NotifyMsvSessionReady(); |
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242 } |
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243 } |
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244 |
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245 |
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246 // ---------------------------------------------------- |
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247 // CNcnMsvSessionHandler::StopSessionHandler |
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248 // ---------------------------------------------------- |
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249 // |
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250 void CNcnMsvSessionHandler::StopSessionHandler() |
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251 { |
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252 // just delegate to close handler |
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253 HandleMsvClosed(); |
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254 } |
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255 |
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256 // ---------------------------------------------------- |
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257 // CNcnMsvSessionHandler::HandleMsvTerminatedL |
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258 // ---------------------------------------------------- |
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259 // |
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260 void CNcnMsvSessionHandler::HandleMsvTerminatedL() |
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261 { |
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262 // handle msv close normally |
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263 HandleMsvClosed(); |
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264 |
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265 // re-start session handler |
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266 StartSessionHandlerL(); |
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267 } |
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268 |
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269 // ---------------------------------------------------- |
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270 // CNcnMsvSessionHandler::HandleMsvClosed |
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271 // ---------------------------------------------------- |
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272 // |
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273 void CNcnMsvSessionHandler::HandleMsvClosed() |
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274 { |
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275 // only handle close if session is ready |
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276 if( iMsvSession ) |
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277 { |
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278 // set temporary pointer |
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279 CMsvSession* tmpMsvSession = iMsvSession; |
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280 |
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281 // clear instance variable since it's used |
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282 // for tracking instance state |
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283 iMsvSession = 0; |
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284 |
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285 // notify observers that session was closed |
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286 NotifyMsvSessionClosed(); |
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287 |
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288 // finally delete the session |
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289 delete tmpMsvSession; |
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290 } |
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291 } |
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292 |
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293 // ---------------------------------------------------- |
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294 // CNcnMsvSessionHandler::HandleEntriesCreatedL |
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295 // ---------------------------------------------------- |
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296 // |
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297 void CNcnMsvSessionHandler::HandleMsvEntriesCreatedL( |
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298 const CMsvEntrySelection& aSelection ) |
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299 { |
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300 TInt count = aSelection.Count(); |
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301 |
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302 while( count-- ) |
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303 { |
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304 TMsvId id = aSelection.At( count ); |
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305 NotifyMsvEntryCreated( id ); |
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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 // CNcnMsvSessionHandler::HandleEntriesDeletedL |
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311 // ---------------------------------------------------- |
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312 // |
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313 void CNcnMsvSessionHandler::HandleMsvEntriesDeletedL( |
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314 const CMsvEntrySelection& aSelection ) |
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315 { |
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316 TInt count = aSelection.Count(); |
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317 |
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318 while( count-- ) |
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319 { |
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320 TMsvId id = aSelection.At( count ); |
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321 NotifyMsvEntryDeleted( id ); |
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322 } |
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323 } |
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324 |
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325 // ---------------------------------------------------- |
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326 // CNcnMsvSessionHandler::NotifyMsvSessionReady |
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327 // ---------------------------------------------------- |
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328 // |
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329 void CNcnMsvSessionHandler::NotifyMsvSessionReady() |
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330 { |
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331 TInt count = iObservers.Count(); |
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332 |
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333 // process all observers |
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334 while( count-- ) |
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335 { |
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336 MNcnMsvSessionHandlerObserver* observer = |
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337 iObservers.At( count ); |
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338 |
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339 TRAP_IGNORE( observer->HandleMsvSessionReadyL( *iMsvSession ) ); |
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340 } |
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341 } |
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342 |
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343 // ---------------------------------------------------- |
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344 // CNcnMsvSessionHandler::NotifyMsvSessionClosed |
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345 // ---------------------------------------------------- |
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346 // |
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347 void CNcnMsvSessionHandler::NotifyMsvSessionClosed() |
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348 { |
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349 TInt count = iObservers.Count(); |
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350 |
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351 // process all observers |
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352 while( count-- ) |
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353 { |
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354 MNcnMsvSessionHandlerObserver* observer = |
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355 iObservers.At( count ); |
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356 |
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357 TRAP_IGNORE( observer->HandleMsvSessionClosedL() ); |
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358 } |
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359 } |
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360 |
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361 // ---------------------------------------------------- |
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362 // CNcnMsvSessionHandler::NotifyMsvEntryCreated |
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363 // ---------------------------------------------------- |
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364 // |
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365 void CNcnMsvSessionHandler::NotifyMsvEntryCreated( const TMsvId& aMsvId ) |
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366 { |
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367 TInt count = iObservers.Count(); |
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368 |
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369 // process all observers |
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370 while( count-- ) |
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371 { |
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372 MNcnMsvSessionHandlerObserver* observer = |
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373 iObservers.At( count ); |
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374 |
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375 TRAP_IGNORE( observer->HandleMsvEntryCreatedL( aMsvId ) ); |
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376 } |
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377 } |
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378 |
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379 // ---------------------------------------------------- |
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380 // CNcnMsvSessionHandler::NotifyMsvSessionClosed |
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381 // ---------------------------------------------------- |
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382 // |
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383 void CNcnMsvSessionHandler::NotifyMsvEntryDeleted( const TMsvId& aMsvId ) |
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384 { |
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385 TInt count = iObservers.Count(); |
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386 |
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387 // process all observers |
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388 while( count-- ) |
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389 { |
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390 MNcnMsvSessionHandlerObserver* observer = |
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391 iObservers.At( count ); |
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392 |
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393 TRAP_IGNORE( observer->HandleMsvEntryDeletedL( aMsvId ) ); |
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394 } |
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395 } |
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396 |
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397 // ---------------------------------------------------- |
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398 // CNcnMsvSessionHandler::HandleMsvMediaChangedL |
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399 // ---------------------------------------------------- |
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400 // |
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401 void CNcnMsvSessionHandler::HandleMsvMediaChangedL( const TDriveNumber& aDriveNumber ) |
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402 { |
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403 TInt count = iObservers.Count(); |
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404 |
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405 // process all observers |
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406 while( count-- ) |
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407 { |
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408 MNcnMsvSessionHandlerObserver* observer = |
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409 iObservers.At( count ); |
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410 |
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411 TRAP_IGNORE( observer->HandleMsvMediaChangedL( aDriveNumber ) ); |
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412 } |
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413 } |
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414 |
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415 // ---------------------------------------------------- |
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416 // CNcnMsvSessionHandler::HandleMsvMediaAvailableL |
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417 // ---------------------------------------------------- |
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418 // |
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419 void CNcnMsvSessionHandler::HandleMsvMediaAvailableL( const TDriveNumber& aDriveNumber ) |
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420 { |
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421 TInt count = iObservers.Count(); |
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422 |
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423 // process all observers |
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424 while( count-- ) |
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425 { |
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426 MNcnMsvSessionHandlerObserver* observer = |
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427 iObservers.At( count ); |
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428 |
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429 TRAP_IGNORE( observer->HandleMsvMediaAvailableL( aDriveNumber ) ); |
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430 } |
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431 } |
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432 |
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433 // ---------------------------------------------------- |
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434 // CNcnMsvSessionHandler::HandleMsvMediaUnAvailableL |
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435 // Call the corresponding observer to handle MediaUnAvailable event |
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436 // ---------------------------------------------------- |
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437 // |
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438 void CNcnMsvSessionHandler::HandleMsvMediaUnAvailableL( ) |
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439 { |
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440 TInt count = iObservers.Count(); |
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441 |
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442 // process all observers |
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443 while( count != 0 ) |
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444 { |
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445 count--; |
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446 MNcnMsvSessionHandlerObserver* observer = |
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447 iObservers.At( count ); |
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448 |
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449 TRAP_IGNORE( observer->HandleMsvMediaUnavailableL() ); |
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450 } |
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451 } |
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452 // End of File |