1 /* |
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2 * Copyright (c) 2006-2007 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: Capsulating propety item objects |
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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 |
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21 |
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22 |
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23 // INCLUDES |
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24 #include <e32std.h> |
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25 #include <s32mem.h> |
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26 #include "cmsqlpropertyitem.h" |
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27 #include "cmsqlpropertycontainer.h" |
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28 #include "msdebug.h" |
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29 |
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30 // CONSTANTS |
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31 const TInt KArrayGranularity = 16; |
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32 |
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33 // ======== LOCAL FUNCTIONS ======== |
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34 // --------------------------------------------------------------------------- |
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35 // NewL |
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36 // --------------------------------------------------------------------------- |
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37 // |
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38 EXPORT_C CCmSqlPropertyContainer* CCmSqlPropertyContainer::NewL() |
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39 { |
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40 CCmSqlPropertyContainer* self = CCmSqlPropertyContainer::NewLC(); |
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41 CleanupStack::Pop( self ); |
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42 return self; |
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43 } |
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44 |
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45 // --------------------------------------------------------------------------- |
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46 // NewLC |
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47 // --------------------------------------------------------------------------- |
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48 // |
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49 EXPORT_C CCmSqlPropertyContainer* CCmSqlPropertyContainer::NewLC() |
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50 { |
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51 CCmSqlPropertyContainer* self = new ( ELeave ) CCmSqlPropertyContainer(); |
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52 CleanupStack::PushL( self ); |
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53 self->ConstructL(); |
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54 return self; |
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55 } |
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56 |
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57 // --------------------------------------------------------------------------- |
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58 // Destructor |
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59 // --------------------------------------------------------------------------- |
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60 // |
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61 EXPORT_C CCmSqlPropertyContainer::~CCmSqlPropertyContainer() |
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62 { |
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63 iPropertyItems.ResetAndDestroy(); |
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64 iPropertyItems.Close(); |
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65 } |
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66 |
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67 // --------------------------------------------------------------------------- |
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68 // CCmSqlPropertyContainer::AddPropertyItemL |
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69 // --------------------------------------------------------------------------- |
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70 // |
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71 EXPORT_C void CCmSqlPropertyContainer::AddPropertyItemL( |
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72 CCmSqlPropertyItem* aItem ) |
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73 { |
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74 iPropertyItems.AppendL( aItem ); |
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75 } |
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76 |
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77 // --------------------------------------------------------------------------- |
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78 // CCmSqlPropertyContainer::DeletePropertyItem |
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79 // --------------------------------------------------------------------------- |
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80 // |
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81 EXPORT_C void CCmSqlPropertyContainer::DeletePropertyItem( TInt aIndex ) |
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82 { |
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83 if( iPropertyItems.Count() > aIndex ) |
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84 { |
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85 delete iPropertyItems[aIndex]; |
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86 iPropertyItems.Remove(aIndex); |
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87 iPropertyItems.Compress(); |
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88 } |
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89 } |
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90 |
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91 // --------------------------------------------------------------------------- |
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92 // CCmSqlPropertyContainer::PropertyItem |
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93 // --------------------------------------------------------------------------- |
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94 // |
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95 EXPORT_C CCmSqlPropertyItem* CCmSqlPropertyContainer::PropertyItem( |
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96 TInt aIndex ) |
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97 { |
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98 return iPropertyItems[aIndex]; |
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99 } |
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100 |
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101 // --------------------------------------------------------------------------- |
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102 // CCmSqlPropertyContainer::PropertyItemCount |
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103 // --------------------------------------------------------------------------- |
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104 // |
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105 EXPORT_C TInt CCmSqlPropertyContainer::PropertyItemCount() const |
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106 { |
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107 return iPropertyItems.Count(); |
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108 } |
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109 |
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110 // --------------------------------------------------------------------------- |
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111 // CCmSqlPropertyContainer::SetType |
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112 // --------------------------------------------------------------------------- |
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113 // |
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114 EXPORT_C void CCmSqlPropertyContainer::SetType( TCmMetadataField aType ) |
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115 { |
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116 iType = aType; |
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117 } |
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118 |
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119 // --------------------------------------------------------------------------- |
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120 // CCmSqlPropertyContainer::Type |
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121 // --------------------------------------------------------------------------- |
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122 // |
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123 EXPORT_C TCmMetadataField CCmSqlPropertyContainer::Type( ) |
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124 { |
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125 return iType; |
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126 } |
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127 |
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128 // --------------------------------------------------------------------------- |
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129 // CCmSqlPropertyContainer::IsDuplicate |
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130 // --------------------------------------------------------------------------- |
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131 // |
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132 EXPORT_C TBool CCmSqlPropertyContainer::IsDuplicate( |
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133 CCmSqlPropertyItem& aItem ) |
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134 { |
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135 TBool ret( EFalse ); |
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136 TInt64 id( aItem.Id() ); |
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137 TInt count( iPropertyItems.Count() ); |
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138 for( TInt i = 0; i < count; i++ ) |
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139 { |
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140 if( id == iPropertyItems[i]->Id() ) |
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141 { |
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142 ret = ETrue; |
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143 // Duplicate found => end loop |
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144 i = count; |
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145 } |
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146 } |
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147 return ret; |
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148 } |
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149 |
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150 // --------------------------------------------------------------------------- |
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151 // CCmSqlPropertyContainer::ExternalizeL |
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152 // --------------------------------------------------------------------------- |
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153 // |
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154 EXPORT_C void CCmSqlPropertyContainer::ExternalizeL( |
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155 RWriteStream& aStream ) const |
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156 { |
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157 // Let's write the count of fill rules to stream first |
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158 aStream.WriteInt16L( iPropertyItems.Count() ); |
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159 aStream.WriteUint8L( iType ); |
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160 for ( TInt index = 0; index < iPropertyItems.Count(); index++ ) |
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161 { |
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162 CCmSqlPropertyItem* item = iPropertyItems[index]; |
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163 // Then the object itself |
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164 item->ExternalizeL( aStream ); |
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165 } |
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166 } |
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167 |
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168 // --------------------------------------------------------------------------- |
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169 // CCmSqlPropertyContainer::InternalizeL |
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170 // --------------------------------------------------------------------------- |
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171 // |
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172 EXPORT_C void CCmSqlPropertyContainer::InternalizeL( RReadStream& aStream ) |
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173 { |
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174 // Then internalize the objects |
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175 if ( iPropertyItems.Count() > KErrNone ) |
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176 { |
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177 iPropertyItems.ResetAndDestroy(); |
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178 } |
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179 // First the count of fill rules |
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180 TInt itemCount = aStream.ReadInt16L(); |
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181 iType = (TCmMetadataField)aStream.ReadInt8L(); |
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182 // Then internalize them from the stream one by one |
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183 for (TInt index = 0; index < itemCount; index++ ) |
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184 { |
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185 CCmSqlPropertyItem* newItem = CCmSqlPropertyItem::NewL(); |
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186 CleanupStack::PushL( newItem ); |
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187 newItem->InternalizeL( aStream ); |
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188 AddPropertyItemL( newItem ); |
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189 CleanupStack::Pop( newItem ); |
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190 newItem = NULL; |
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191 } |
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192 } |
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193 |
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194 |
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195 // --------------------------------------------------------------------------- |
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196 // CCmSqlPropertyContainer::SortPropertyItem |
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197 // --------------------------------------------------------------------------- |
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198 // |
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199 EXPORT_C void CCmSqlPropertyContainer::SortPropertyItem( ) |
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200 { |
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201 if( ( ECmArtist == iType ) || ( ECmAlbum == iType ) |
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202 || ( ECmGenre == iType ) || ( ECmTitle == iType ) ) |
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203 { |
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204 if( iPropertyItems.Count() > 0 ) |
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205 { |
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206 iPropertyItems.Sort( TLinearOrder<CCmSqlPropertyItem> |
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207 ( CCmSqlPropertyContainer::CompareItem ) ); |
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208 } |
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209 } |
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210 } |
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211 |
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212 // --------------------------------------------------------------------------- |
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213 // Default constructor |
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214 // --------------------------------------------------------------------------- |
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215 // |
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216 CCmSqlPropertyContainer::CCmSqlPropertyContainer() : |
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217 iPropertyItems( KArrayGranularity ) |
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218 { |
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219 } |
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220 |
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221 // --------------------------------------------------------------------------- |
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222 // ConstructL |
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223 // --------------------------------------------------------------------------- |
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224 // |
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225 void CCmSqlPropertyContainer::ConstructL() |
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226 { |
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227 } |
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228 |
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229 |
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230 // ----------------------------------------------------------------------------- |
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231 // CCmSqlPropertyContainer::CompareItem |
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232 // ----------------------------------------------------------------------------- |
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233 // |
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234 TInt CCmSqlPropertyContainer::CompareItem( |
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235 const CCmSqlPropertyItem& aItemOne,const CCmSqlPropertyItem& aItemTwo ) |
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236 { |
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237 TInt ret = 0; |
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238 ret = ( aItemOne.Name() ).CompareC( aItemTwo.Name() ); |
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239 return ret; |
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240 } |
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241 |
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242 // End of file |
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