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1 /* |
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2 * Copyright (c) 2008 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: Internal class definition for WidgetUI application. |
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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 "tscpsnotifier.h" |
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20 #include "tsfswengine.h" |
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21 #include <LiwServiceHandler.h> |
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22 #include <LiwVariant.h> |
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23 #include <LiwGenericParam.h> |
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24 #include <Liwcommon.h> |
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25 #include <liwcommon.hrh> |
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26 |
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27 _LIT8( KCPService, "Service.ContentPublishing" ); |
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28 _LIT8( KCPInterface, "IDataSource" ); |
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29 |
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30 _LIT8( KType, "type" ); |
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31 _LIT( KCpData, "cp_data" ); |
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32 |
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33 _LIT8( KPublisherId, "publisher" ); |
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34 _LIT8( KContentType, "content_type" ); |
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35 _LIT8( KContentId, "content_id" ); |
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36 |
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37 _LIT8( KGetList, "GetList"); |
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38 _LIT8( KDataMap, "data_map" ); |
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39 _LIT8( KWidgetId, "widget_id"); |
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40 _LIT8( KBitmapHandle, "bitmap_handle"); |
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41 |
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42 _LIT( KWidgetUi, "widget_ui"); |
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43 _LIT( KScreenshot, "screenshot"); |
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44 |
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45 _LIT8( KFilter, "filter" ); |
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46 _LIT8( KResults, "results"); |
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47 _LIT8( KOperation, "operation" ); |
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48 _LIT8( KRequestNotification, "RequestNotification" ); |
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49 _LIT( KUpdate, "update" ); |
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50 _LIT( K16Add, "add" ); |
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51 _LIT( KAddUpdate, "add:update" ); |
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52 _LIT8( KChangeInfo, "change_info" ); |
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53 |
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54 _LIT( KAll, "all"); |
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55 |
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56 // ================= MEMBER FUNCTIONS ======================= |
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57 |
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58 // -------------------------------------------------------------------------- |
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59 // CTSCpsNotifier::NewL |
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60 // -------------------------------------------------------------------------- |
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61 // |
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62 CTSCpsNotifier* CTSCpsNotifier::NewL(CTsFswEngine& aEngine ) |
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63 { |
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64 CTSCpsNotifier* self = new (ELeave) CTSCpsNotifier(aEngine); |
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65 CleanupStack::PushL( self ); |
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66 self->ConstructL(); |
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67 CleanupStack::Pop(); |
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68 return self; |
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69 } |
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70 |
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71 // -------------------------------------------------------------------------- |
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72 // CTSCpsNotifier::~CTSCpsNotifier |
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73 // -------------------------------------------------------------------------- |
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74 // |
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75 CTSCpsNotifier::~CTSCpsNotifier() |
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76 { |
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77 TRAP_IGNORE(ExecuteRegistrationCommandL( KLiwOptCancel )); |
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78 |
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79 if( iCpsInterface ) |
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80 { |
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81 iCpsInterface->Close(); |
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82 iCpsInterface = NULL; |
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83 } |
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84 if( iServiceHandler ) |
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85 { |
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86 iServiceHandler->Reset(); |
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87 delete iServiceHandler; |
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88 iServiceHandler = NULL; |
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89 } |
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90 } |
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91 |
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92 // -------------------------------------------------------------------------- |
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93 // CTSCpsNotifier::CTSCpsNotifier |
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94 // -------------------------------------------------------------------------- |
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95 // |
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96 CTSCpsNotifier::CTSCpsNotifier(CTsFswEngine& aEngine): |
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97 iEngine(aEngine) |
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98 { |
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99 } |
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100 |
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101 // -------------------------------------------------------------------------- |
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102 // CTSCpsNotifier::ConstructL |
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103 // -------------------------------------------------------------------------- |
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104 // |
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105 void CTSCpsNotifier::ConstructL() |
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106 { |
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107 InitCpsInterfaceL(); |
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108 ExecuteRegistrationCommandL( 0 ); |
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109 } |
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110 |
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111 // -------------------------------------------------------------------------- |
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112 // CTSCpsNotifier::WidgetFilterLC |
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113 // -------------------------------------------------------------------------- |
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114 // |
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115 CLiwDefaultMap* CTSCpsNotifier::WidgetFilterLC() |
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116 { |
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117 //Create filter criteria for requested entries in form of LIW map: |
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118 CLiwDefaultMap* filter = CLiwDefaultMap::NewLC(); |
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119 filter->InsertL( KPublisherId, TLiwVariant( KWidgetUi )); |
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120 filter->InsertL( KContentType, TLiwVariant( KScreenshot )); |
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121 return filter; |
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122 } |
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123 |
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124 // -------------------------------------------------------------------------- |
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125 // CTSCpsNotifier::ExecuteRegistrationCommandL |
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126 // -------------------------------------------------------------------------- |
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127 // |
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128 void CTSCpsNotifier::ExecuteRegistrationCommandL( |
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129 TUint aOption ) |
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130 { |
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131 CLiwDefaultMap* filter = WidgetFilterLC(); |
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132 filter->InsertL( KContentId, TLiwVariant( KAll )); |
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133 filter->InsertL( KOperation, TLiwVariant( KAddUpdate )); |
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134 |
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135 CLiwGenericParamList& inParamList = iServiceHandler->InParamListL(); |
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136 CLiwGenericParamList& outParamList = iServiceHandler->OutParamListL(); |
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137 |
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138 // Fill in input list for RequestNotification command |
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139 inParamList.AppendL( TLiwGenericParam( KType, TLiwVariant( KCpData ))); |
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140 inParamList.AppendL( TLiwGenericParam( KFilter, TLiwVariant( filter ))); |
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141 |
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142 iCpsInterface->ExecuteCmdL( |
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143 KRequestNotification, |
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144 inParamList, |
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145 outParamList, |
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146 aOption, |
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147 this ); |
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148 |
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149 outParamList.Reset(); |
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150 inParamList.Reset(); |
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151 CleanupStack::PopAndDestroy( filter ); |
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152 } |
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153 |
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154 // -------------------------------------------------------------------------- |
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155 // CTSCpsNotifier::HandleNotifyL |
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156 // -------------------------------------------------------------------------- |
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157 // |
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158 TInt CTSCpsNotifier::HandleNotifyL( |
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159 TInt /*aCmdId*/, |
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160 TInt /*aEventId*/, |
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161 CLiwGenericParamList& aEventParamList, |
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162 const CLiwGenericParamList& /*aInParamList*/ ) |
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163 { |
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164 TInt pos(0); |
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165 aEventParamList.FindFirst( pos, KChangeInfo ); |
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166 if (pos != KErrNotFound) |
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167 { |
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168 // Get list of maps |
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169 TLiwVariant variant = ( aEventParamList )[pos].Value(); |
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170 variant.PushL(); |
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171 const CLiwList* changeMapsList = variant.AsList(); |
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172 |
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173 TPtrC operation; |
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174 // Iter through list content |
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175 for (TInt i = 0; i < changeMapsList->Count(); ++i) |
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176 { |
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177 if ( changeMapsList->AtL( i, variant )) |
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178 { |
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179 const CLiwMap* changeMap = variant.AsMap(); |
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180 // Check what triggered a notification |
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181 if ( changeMap->FindL( KOperation, variant )) |
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182 { |
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183 operation.Set( variant.AsDes()); |
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184 } |
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185 if (!operation.Compare(KUpdate) || !operation.Compare(K16Add)) |
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186 { |
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187 HandleWidgetUpdateL( *changeMap ); |
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188 } |
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189 } |
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190 } |
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191 CleanupStack::PopAndDestroy( &variant ); |
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192 } |
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193 return KErrNone; |
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194 } |
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195 |
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196 // -------------------------------------------------------------------------- |
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197 // CTSCpsNotifier::InitCpsInterfaceL |
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198 // -------------------------------------------------------------------------- |
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199 // |
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200 void CTSCpsNotifier::InitCpsInterfaceL() |
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201 { |
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202 if( !iServiceHandler ) |
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203 { |
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204 iServiceHandler = CLiwServiceHandler::NewL(); |
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205 } |
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206 |
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207 CLiwGenericParamList& inParam = iServiceHandler->InParamListL(); |
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208 CLiwGenericParamList& outParam = iServiceHandler->OutParamListL(); |
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209 |
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210 CLiwCriteriaItem* crit = CLiwCriteriaItem::NewLC( KLiwCmdAsStr, KCPInterface, |
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211 KCPService ); |
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212 crit->SetServiceClass( TUid::Uid(KLiwClassBase) ); |
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213 |
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214 RCriteriaArray a; |
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215 a.AppendL(crit); |
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216 iServiceHandler->AttachL( a ); |
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217 CleanupStack::Pop(crit); |
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218 iServiceHandler->ExecuteServiceCmdL( *crit, inParam, outParam ); |
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219 delete crit; |
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220 a.Reset(); |
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221 |
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222 // find service interface |
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223 TInt pos = 0; |
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224 MLiwInterface* msgInterface = NULL; |
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225 outParam.FindFirst( pos, KCPInterface ); |
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226 if ( pos != KErrNotFound ) |
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227 { |
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228 msgInterface = (outParam)[pos].Value().AsInterface(); |
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229 } |
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230 |
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231 outParam.Reset(); |
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232 inParam.Reset(); |
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233 iCpsInterface = msgInterface; |
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234 } |
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235 |
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236 // -------------------------------------------------------------------------- |
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237 // CTSCpsNotifier::HandleWidgetUpdateL |
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238 // -------------------------------------------------------------------------- |
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239 // |
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240 void CTSCpsNotifier::HandleWidgetUpdateL(const CLiwMap& aChangeMap) |
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241 { |
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242 //ectract content_id which is widget bundled name |
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243 TPtrC contentid; |
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244 TLiwVariant contentIdVar; |
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245 contentIdVar.PushL(); |
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246 if (aChangeMap.FindL(KContentId, contentIdVar)) |
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247 { |
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248 contentid.Set( contentIdVar.AsDes()); |
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249 } |
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250 |
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251 TInt widgetId(0); |
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252 TInt bitmapHandle(0); |
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253 GetWidgetDataL(contentid, widgetId, bitmapHandle); |
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254 iEngine.HandleWidgetUpdateL(widgetId, bitmapHandle ); |
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255 CleanupStack::PopAndDestroy( &contentIdVar ); |
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256 } |
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257 |
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258 // -------------------------------------------------------------------------- |
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259 // CTSCpsNotifier::GetWidgetData |
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260 // -------------------------------------------------------------------------- |
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261 // |
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262 void CTSCpsNotifier::GetWidgetDataL(const TDesC& aContentId, TInt& aWidgetId, |
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263 TInt& aBitmapHandle) |
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264 { |
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265 CLiwGenericParamList* inParamList = &iServiceHandler->InParamListL(); |
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266 CLiwGenericParamList* outParamList = &iServiceHandler->OutParamListL(); |
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267 |
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268 TLiwGenericParam type( KType, TLiwVariant( KCpData ) ); |
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269 inParamList->AppendL( type ); |
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270 |
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271 //append filter to input param |
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272 CLiwDefaultMap* filter = WidgetFilterLC(); |
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273 filter->InsertL(KContentId, TLiwVariant(aContentId)); |
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274 TLiwGenericParam item( KFilter, filter); |
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275 inParamList->AppendL( item ); |
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276 |
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277 // It is assumed that interface is already initiated |
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278 iCpsInterface->ExecuteCmdL( KGetList, *inParamList, *outParamList); |
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279 |
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280 type.Reset(); |
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281 item.Reset(); |
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282 inParamList->Reset(); |
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283 |
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284 //extracts data map |
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285 TInt pos = 0; |
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286 outParamList->FindFirst( pos, KResults ); |
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287 if( pos != KErrNotFound ) |
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288 // results present |
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289 { |
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290 //extract iterator on results list |
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291 TLiwVariant variant = (*outParamList)[pos].Value(); |
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292 CLiwIterable* iterable = variant.AsIterable(); |
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293 iterable->Reset(); |
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294 |
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295 //get next result |
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296 if( iterable->NextL( variant ) ) |
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297 { |
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298 //extract content map |
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299 CLiwDefaultMap *map = CLiwDefaultMap::NewLC(); |
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300 variant.Get( *map ); |
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301 if( map && map->FindL( KDataMap, variant) ) |
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302 { |
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303 CLiwDefaultMap *dataMap = CLiwDefaultMap::NewLC(); |
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304 variant.Get( *dataMap ); |
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305 if( dataMap ) |
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306 { |
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307 GetWidgetDataFromDataMapL(*dataMap, aWidgetId, aBitmapHandle); |
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308 } |
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309 CleanupStack::PopAndDestroy( dataMap ); |
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310 } |
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311 variant.Reset(); |
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312 CleanupStack::PopAndDestroy( map ); |
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313 } |
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314 iterable->Reset(); |
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315 } |
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316 outParamList->Reset(); |
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317 CleanupStack::PopAndDestroy( filter ); |
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318 } |
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319 |
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320 // -------------------------------------------------------------------------- |
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321 // CTSCpsNotifier::GetWidgetDataFromDataMap |
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322 // -------------------------------------------------------------------------- |
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323 // |
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324 void CTSCpsNotifier::GetWidgetDataFromDataMapL(const CLiwMap& aDataMap, |
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325 TInt& aWidgetId, TInt& aBitmapHandle) |
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326 { |
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327 TLiwVariant bitmapHandleVar; |
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328 bitmapHandleVar.PushL(); |
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329 if( aDataMap.FindL( KBitmapHandle, bitmapHandleVar )) |
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330 { |
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331 aBitmapHandle = bitmapHandleVar.AsTInt32(); |
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332 } |
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333 CleanupStack::PopAndDestroy(&bitmapHandleVar); |
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334 |
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335 TLiwVariant widgetIdVar; |
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336 widgetIdVar.PushL(); |
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337 if( aDataMap.FindL( KWidgetId, widgetIdVar )) |
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338 { |
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339 aWidgetId = widgetIdVar.AsTInt32(); |
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340 } |
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341 CleanupStack::PopAndDestroy(&widgetIdVar); |
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342 } |
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343 |
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344 // END OF FILE |
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345 |
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346 |
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347 |
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348 |