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1 /* |
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2 * Copyright (c) 2002 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: One characteristic. |
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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 FILES |
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20 #include "CWPCharacteristic.h" |
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21 #include <s32std.h> |
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22 #include <e32svr.h> |
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23 #include "MWPVisitor.h" |
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24 #include "CWPParameter.h" |
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25 #include "WPElementFactory.h" |
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26 #include "CWPEngine.pan" |
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27 #include "WPEngineDebug.h" |
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28 |
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29 // CONSTANTS |
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30 /// Default data item number in Data() and SetData(), if none supplied |
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31 const TInt KDefaultDataNum = 0; |
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32 /// Data array granularity |
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33 const TInt KDataGranularity = 3; |
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34 |
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35 // ============================ MEMBER FUNCTIONS =============================== |
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36 |
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37 // ----------------------------------------------------------------------------- |
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38 // CWPCharacteristic::CWPCharacteristic |
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39 // C++ default constructor can NOT contain any code, that |
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40 // might leave. |
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41 // ----------------------------------------------------------------------------- |
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42 // |
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43 CWPCharacteristic::CWPCharacteristic( TInt aType ) |
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44 : iType( aType ) |
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45 { |
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46 } |
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47 |
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48 // ----------------------------------------------------------------------------- |
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49 // CWPCharacteristic::ConstructL |
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50 // Symbian 2nd phase constructor can leave. |
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51 // ----------------------------------------------------------------------------- |
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52 // |
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53 void CWPCharacteristic::ConstructL() |
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54 { |
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55 } |
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56 |
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57 // ----------------------------------------------------------------------------- |
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58 // CWPCharacteristic::NewL |
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59 // Two-phased constructor. |
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60 // ----------------------------------------------------------------------------- |
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61 // |
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62 CWPCharacteristic* CWPCharacteristic::NewL( TInt aType ) |
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63 { |
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64 CWPCharacteristic* self = NewLC( aType ); |
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65 CleanupStack::Pop(); |
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66 |
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67 return self; |
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68 } |
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69 |
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70 // ----------------------------------------------------------------------------- |
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71 // CWPCharacteristic::NewLC |
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72 // Two-phased constructor. |
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73 // ----------------------------------------------------------------------------- |
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74 // |
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75 CWPCharacteristic* CWPCharacteristic::NewLC( TInt aType ) |
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76 { |
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77 CWPCharacteristic* self = new( ELeave ) CWPCharacteristic( aType ); |
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78 |
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79 CleanupStack::PushL( self ); |
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80 self->ConstructL(); |
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81 |
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82 return self; |
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83 } |
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84 |
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85 // Destructor |
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86 CWPCharacteristic::~CWPCharacteristic() |
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87 { |
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88 iElements.ResetAndDestroy(); |
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89 iElements.Close(); |
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90 iLinks.Close(); |
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91 if ( iData ) |
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92 { |
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93 iData->ResetAndDestroy(); |
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94 } |
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95 delete iData; |
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96 delete iName; |
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97 } |
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98 |
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99 // ----------------------------------------------------------------------------- |
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100 // CWPCharacteristic::InsertL |
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101 // ----------------------------------------------------------------------------- |
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102 // |
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103 EXPORT_C void CWPCharacteristic::InsertL( MWPElement* aElement ) |
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104 { |
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105 __ASSERT_DEBUG( aElement != NULL, Panic( EWPNullElement ) ); |
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106 |
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107 User::LeaveIfError( iElements.Append( aElement ) ); |
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108 } |
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109 |
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110 // ----------------------------------------------------------------------------- |
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111 // CWPCharacteristic::InsertLinkL |
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112 // ----------------------------------------------------------------------------- |
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113 // |
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114 EXPORT_C void CWPCharacteristic::InsertLinkL( CWPCharacteristic& aParameter ) |
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115 { |
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116 __ASSERT_DEBUG( aParameter.Type() == KWPPxLogical |
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117 || aParameter.Type() == KWPNapDef, |
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118 Panic( EWPIllegalLink ) ); |
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119 |
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120 User::LeaveIfError( iLinks.Append( &aParameter ) ); |
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121 } |
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122 |
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123 // ----------------------------------------------------------------------------- |
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124 // CWPCharacteristic::SetNameL |
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125 // ----------------------------------------------------------------------------- |
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126 // |
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127 EXPORT_C void CWPCharacteristic::SetNameL( const TDesC& aName ) |
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128 { |
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129 HBufC* name = aName.AllocL(); |
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130 delete iName; |
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131 iName = name; |
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132 } |
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133 |
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134 // ----------------------------------------------------------------------------- |
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135 // CWPCharacteristic::Name |
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136 // ----------------------------------------------------------------------------- |
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137 // |
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138 EXPORT_C const TDesC& CWPCharacteristic::Name() const |
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139 { |
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140 if( iName ) |
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141 { |
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142 return *iName; |
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143 } |
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144 else |
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145 { |
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146 return KNullDesC; |
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147 } |
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148 } |
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149 |
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150 // ----------------------------------------------------------------------------- |
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151 // CWPCharacteristic::SetDataL |
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152 // ----------------------------------------------------------------------------- |
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153 // |
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154 EXPORT_C void CWPCharacteristic::SetDataL( const TDesC8& aData ) |
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155 { |
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156 SetDataL( aData, KDefaultDataNum ); |
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157 } |
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158 |
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159 // ----------------------------------------------------------------------------- |
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160 // CWPCharacteristic::SetDataL |
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161 // ----------------------------------------------------------------------------- |
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162 // |
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163 EXPORT_C void CWPCharacteristic::SetDataL( const TDesC8& aData, TInt aIndex ) |
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164 { |
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165 HBufC8* data = aData.AllocLC(); |
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166 |
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167 if ( !iData ) |
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168 { |
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169 iData = new (ELeave) CArrayPtrSeg<HBufC8>( KDataGranularity ); |
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170 } |
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171 |
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172 // Check if there's already item in given index |
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173 if ( iData->Count() > aIndex ) |
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174 { |
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175 HBufC8* oldData = iData->At(aIndex); |
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176 iData->Delete( aIndex ); |
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177 delete oldData; |
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178 oldData = NULL; |
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179 iData->InsertL( aIndex, data ); |
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180 CleanupStack::Pop( data ); |
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181 } |
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182 else // Not as many items in array as pointed by index. Append as last item. |
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183 { |
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184 iData->AppendL( data ); |
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185 CleanupStack::Pop( data ); |
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186 } |
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187 } |
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188 |
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189 // ----------------------------------------------------------------------------- |
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190 // CWPCharacteristic::DeleteAllData |
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191 // ----------------------------------------------------------------------------- |
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192 // |
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193 EXPORT_C void CWPCharacteristic::DeleteAllData() |
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194 { |
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195 if ( iData ) |
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196 { |
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197 iData->ResetAndDestroy(); |
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198 delete iData; |
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199 iData = NULL; |
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200 } |
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201 } |
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202 |
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203 // ----------------------------------------------------------------------------- |
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204 // CWPCharacteristic::Data |
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205 // ----------------------------------------------------------------------------- |
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206 // |
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207 EXPORT_C const TDesC8& CWPCharacteristic::Data() const |
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208 { |
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209 return Data( KDefaultDataNum ); |
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210 } |
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211 |
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212 // ----------------------------------------------------------------------------- |
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213 // CWPCharacteristic::Data |
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214 // ----------------------------------------------------------------------------- |
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215 // |
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216 EXPORT_C const TDesC8& CWPCharacteristic::Data( TInt aIndex ) const |
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217 { |
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218 if ( iData && iData->Count() > 0 && aIndex >= 0 && aIndex < iData->Count() ) |
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219 { |
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220 return *iData->At( aIndex ); |
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221 } |
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222 else |
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223 { |
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224 return KNullDesC8; |
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225 } |
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226 } |
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227 |
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228 // ----------------------------------------------------------------------------- |
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229 // CWPCharacteristic::InternalizeL |
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230 // ----------------------------------------------------------------------------- |
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231 // |
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232 void CWPCharacteristic::InternalizeL(RReadStream& aStream) |
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233 { |
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234 TInt paramCount( aStream.ReadInt32L() ); |
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235 |
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236 for( TInt i( 0 ); i < paramCount; i++ ) |
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237 { |
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238 TInt type( aStream.ReadInt32L() ); |
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239 |
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240 MWPElement* newElement = WPElementFactory::CreateLC( type ); |
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241 newElement->InternalizeL( aStream ); |
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242 User::LeaveIfError( iElements.Append( newElement ) ); |
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243 CleanupStack::Pop(); // newElement |
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244 } |
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245 } |
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246 |
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247 // ----------------------------------------------------------------------------- |
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248 // CWPCharacteristic::ExternalizeL |
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249 // ----------------------------------------------------------------------------- |
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250 // |
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251 void CWPCharacteristic::ExternalizeL(RWriteStream& aStream) const |
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252 { |
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253 aStream.WriteInt32L( iElements.Count() ); |
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254 |
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255 for( TInt i( 0 ); i < iElements.Count(); i++ ) |
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256 { |
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257 const MWPElement* element = iElements[i]; |
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258 aStream.WriteInt32L( element->Type() ); |
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259 element->ExternalizeL( aStream ); |
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260 } |
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261 } |
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262 |
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263 // ----------------------------------------------------------------------------- |
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264 // CWPCharacteristic::CallVisitorL |
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265 // ----------------------------------------------------------------------------- |
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266 // |
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267 void CWPCharacteristic::CallVisitorL( MWPVisitor& aVisitor ) |
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268 { |
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269 aVisitor.VisitL( *this ); |
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270 } |
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271 |
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272 // ----------------------------------------------------------------------------- |
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273 // CWPCharacteristic::Type |
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274 // ----------------------------------------------------------------------------- |
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275 // |
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276 TInt CWPCharacteristic::Type() const |
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277 { |
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278 return iType; |
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279 } |
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280 |
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281 // ----------------------------------------------------------------------------- |
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282 // CWPCharacteristic::AcceptL |
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283 // ----------------------------------------------------------------------------- |
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284 // |
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285 EXPORT_C void CWPCharacteristic::AcceptL(MWPVisitor& aVisitor) |
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286 { |
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287 for( TInt i( 0 ); i < iElements.Count(); i++ ) |
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288 { |
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289 iElements[i]->CallVisitorL( aVisitor ); |
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290 } |
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291 |
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292 for( TInt j( 0 ); j < iLinks.Count(); j++ ) |
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293 { |
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294 aVisitor.VisitLinkL( *iLinks[j] ); |
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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 // CWPCharacteristic::ParameterL |
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300 // ----------------------------------------------------------------------------- |
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301 // |
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302 EXPORT_C void CWPCharacteristic::ParameterL( TInt aID, |
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303 CArrayFix<TPtrC>* aParameters ) |
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304 { |
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305 aParameters->Reset(); |
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306 |
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307 for( TInt i( 0 ); i < iElements.Count(); i++ ) |
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308 { |
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309 if( iElements[i]->Type() == KWPParameter ) |
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310 { |
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311 CWPParameter* parameter = STATIC_CAST(CWPParameter*, iElements[i]); |
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312 |
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313 if( parameter->ID() == aID ) |
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314 { |
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315 aParameters->AppendL( parameter->Value() ); |
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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 // End of File |