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1 /* |
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2 * Copyright (c) 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: Implementation of MPX common container Media helper. |
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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 <mpxcollectionpath.h> |
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20 #include <mpxcollectionutility.h> |
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21 #include <mpxmediageneraldefs.h> |
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22 #include <mpxmediacontainerdefs.h> |
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23 #include <mpxmediamusicdefs.h> |
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24 #include <mpxcommandgeneraldefs.h> |
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25 #include <mpxlog.h> |
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26 #include "mpxcommoncontainer.h" |
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27 #include "mpxcommoncontainermediahelper.h" |
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28 |
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29 // CONSTANTS |
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30 |
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31 // ---------------------------------------------------------------------------- |
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32 // Two-phased constructor |
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33 // ---------------------------------------------------------------------------- |
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34 // |
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35 CMPXCommonContainerMediaHelper* CMPXCommonContainerMediaHelper::NewL( |
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36 MMPXCommonContainer* aCommonContainer ) |
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37 { |
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38 CMPXCommonContainerMediaHelper* self = |
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39 new (ELeave) CMPXCommonContainerMediaHelper( aCommonContainer ); |
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40 CleanupStack::PushL( self ); |
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41 self->ConstructL(); |
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42 CleanupStack::Pop( self ); |
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43 return self; |
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44 } |
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45 |
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46 // ---------------------------------------------------------------------------- |
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47 // Constructor. |
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48 // ---------------------------------------------------------------------------- |
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49 // |
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50 CMPXCommonContainerMediaHelper::CMPXCommonContainerMediaHelper( |
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51 MMPXCommonContainer* aCommonContainer ) |
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52 : iCommonContainer( aCommonContainer ) |
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53 { |
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54 } |
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55 |
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56 // ---------------------------------------------------------------------------- |
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57 // 2nd phase constructor. |
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58 // ---------------------------------------------------------------------------- |
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59 // |
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60 void CMPXCommonContainerMediaHelper::ConstructL() |
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61 { |
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62 iCollectionUtility = MMPXCollectionUtility::NewL( this ); |
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63 |
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64 #ifdef __USE_MESSAGE_SUBSCRIPTION |
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65 // This class does not care about collection messages |
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66 iCollectionUtility->Collection().ClearSubscriptionsL(); |
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67 #endif |
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68 } |
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69 |
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70 // ---------------------------------------------------------------------------- |
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71 // Destructor |
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72 // ---------------------------------------------------------------------------- |
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73 // |
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74 CMPXCommonContainerMediaHelper::~CMPXCommonContainerMediaHelper() |
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75 { |
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76 if ( iCollectionUtility ) |
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77 { |
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78 iCollectionUtility->Close(); |
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79 } |
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80 } |
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81 |
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82 // ---------------------------------------------------------------------------- |
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83 // Retrieves the media given the current path, and upon return, |
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84 // either calls back the observer, or broadcasts the message to |
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85 // the given client list |
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86 // ---------------------------------------------------------------------------- |
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87 void CMPXCommonContainerMediaHelper::MediaL( |
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88 const TMPXItemId& aItemId, |
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89 RArray<TMPXAttribute> aAttrs, |
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90 CMPXMedia* aAttrSpecs ) |
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91 { |
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92 MPX_DEBUG1("CMPXCommonContainerMediaHelper::MediaL(): Entering"); |
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93 |
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94 CMPXCollectionPath* cPath = iCollectionUtility->Collection().PathL(); |
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95 CleanupStack::PushL( cPath ); |
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96 cPath->Set( aItemId ); |
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97 iCollectionUtility->Collection().MediaL( *cPath, aAttrs.Array(), aAttrSpecs ); |
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98 CleanupStack::PopAndDestroy( cPath ); |
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99 |
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100 MPX_DEBUG1("CMPXCommonContainerMediaHelper::MediaL(): Exiting"); |
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101 } |
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102 |
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103 // ---------------------------------------------------------------------------- |
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104 // Updates the specified media with the results from the search |
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105 // criteria |
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106 // ---------------------------------------------------------------------------- |
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107 void CMPXCommonContainerMediaHelper::UpdateMediaL( |
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108 CMPXMedia* aMedia, |
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109 RArray<TMPXAttribute> aSearchAttrs, |
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110 CMPXMedia* aSearchAttrSpecs ) |
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111 { |
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112 MPX_DEBUG1("CMPXCommonContainerMediaHelper::UpdateMediaL(): Entering"); |
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113 |
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114 CMPXMedia* mediaQuery = CMPXMedia::NewL(); |
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115 CleanupStack::PushL( mediaQuery ); |
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116 mediaQuery->SetTObjectValueL(KMPXMediaGeneralType, EMPXGroup); |
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117 mediaQuery->SetTObjectValueL<TMPXGeneralCategory>( |
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118 KMPXMediaGeneralCategory, EMPXSong); |
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119 TMPXItemId mediaId = *aMedia->Value<TMPXItemId>( KMPXMediaGeneralId ); |
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120 mediaQuery->SetTObjectValueL(KMPXMediaGeneralId, mediaId ); |
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121 mediaQuery->SetTObjectValueL(KMPXMediaGeneralContainerId, mediaId ); |
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122 mediaQuery->SetCObjectValueL<CMPXAttributeSpecs>( |
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123 KMPXCommandMediaAttributeSpecs, aSearchAttrSpecs ); |
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124 |
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125 // Find the attributes associated with the media |
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126 CMPXMedia* queryResult = iCollectionUtility->Collection().FindAllL( |
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127 *mediaQuery, aSearchAttrs.Array() ); |
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128 CleanupStack::PopAndDestroy( mediaQuery ); |
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129 |
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130 CleanupStack::PushL( queryResult ); |
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131 |
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132 // update media with the query results |
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133 const CMPXMediaArray* medias = |
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134 queryResult->Value<CMPXMediaArray>(KMPXMediaArrayContents); |
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135 User::LeaveIfNull(const_cast<CMPXMediaArray*>(medias)); |
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136 |
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137 aMedia->SetCObjectValueL( |
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138 KMPXMediaArrayContents, const_cast<CMPXMediaArray*>(medias)); |
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139 aMedia->SetTObjectValueL( |
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140 KMPXMediaArrayCount, medias->Count()); |
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141 |
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142 CleanupStack::PopAndDestroy( queryResult ); |
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143 |
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144 MPX_DEBUG1("CMPXCommonContainerMediaHelper::UpdateMediaL(): Exiting"); |
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145 } |
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146 |
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147 // ---------------------------------------------------------------------------- |
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148 // Cancels all outstanding requests |
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149 // ---------------------------------------------------------------------------- |
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150 void CMPXCommonContainerMediaHelper::CancelRequests() |
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151 { |
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152 MPX_FUNC_EX("CMPXCommonContainerMediaHelper::CancelRequests()"); |
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153 if ( iCollectionUtility ) |
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154 { |
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155 iCollectionUtility->Collection().CancelRequest(); |
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156 } |
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157 } |
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158 |
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159 // ---------------------------------------------------------------------------- |
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160 // From MMPXCollectionObserver |
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161 // ---------------------------------------------------------------------------- |
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162 void CMPXCommonContainerMediaHelper::HandleCollectionMessage( |
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163 CMPXMessage* /*aMsg*/, |
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164 TInt /*aErr*/) |
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165 { |
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166 MPX_DEBUG1("CMPXCommonContainerMediaHelper::HandleCollectionMessageL(CMPXMessage): Entering"); |
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167 MPX_DEBUG1("CMPXCommonContainerMediaHelper::HandleCollectionMessageL(CMPXMessage): Exiting"); |
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168 } |
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169 |
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170 // ---------------------------------------------------------------------------- |
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171 // From MMPXCollectionObserver |
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172 // ---------------------------------------------------------------------------- |
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173 void CMPXCommonContainerMediaHelper::HandleOpenL( |
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174 const CMPXMedia& /*aEntries*/, |
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175 TInt /*aIndex*/, |
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176 TBool /*aComplete*/, |
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177 TInt /*aError*/ ) |
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178 { |
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179 MPX_DEBUG1("CMPXCommonContainerMediaHelper::HandleOpenL(): Entering"); |
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180 MPX_DEBUG1("CMPXCommonContainerMediaHelper::HandleOpenL(): Exiting"); |
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181 } |
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182 |
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183 // ---------------------------------------------------------------------------- |
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184 // From MMPXCollectionObserver |
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185 // ---------------------------------------------------------------------------- |
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186 void CMPXCommonContainerMediaHelper::HandleOpenL( |
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187 const CMPXCollectionPlaylist& /*aPlaylist*/, |
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188 TInt /*aError*/ ) |
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189 { |
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190 MPX_DEBUG1("CMPXCommonContainerMediaHelper::HandleOpenL(): Entering"); |
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191 MPX_DEBUG1("CMPXCommonContainerMediaHelper::HandleOpenL(): Exiting"); |
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192 } |
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193 |
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194 // ---------------------------------------------------------------------------- |
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195 // From MMPXCollectionObserver |
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196 // ---------------------------------------------------------------------------- |
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197 void CMPXCommonContainerMediaHelper::HandleCommandComplete( |
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198 CMPXCommand* /*aCommandResult*/, |
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199 TInt /*aError*/ ) |
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200 { |
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201 MPX_DEBUG1("CMPXCommonContainerMediaHelper::HandleCommandComplete(): Entering"); |
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202 MPX_DEBUG1("CMPXCommonContainerMediaHelper::HandleCommandComplete(): Exiting"); |
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203 } |
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204 |
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205 // ---------------------------------------------------------------------------- |
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206 // From MMPXCollectionMediaObserver |
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207 // ---------------------------------------------------------------------------- |
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208 // |
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209 void CMPXCommonContainerMediaHelper::HandleCollectionMediaL( |
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210 const CMPXMedia& aMedia, |
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211 TInt aError ) |
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212 { |
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213 MPX_FUNC_EX("CMPXCommonContainerMediaHelper::HandleCollectionMediaL"); |
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214 MPX_DEBUG2("CMPXCommonContainerMediaHelper::HandleCollectionMediaL(): error %d", aError); |
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215 |
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216 if( aError == KErrNone ) |
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217 { |
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218 // Find the media in the common container |
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219 if( aMedia.IsSupported( KMPXMediaGeneralId ) ) |
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220 { |
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221 const TMPXItemId mediaId( |
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222 aMedia.ValueTObjectL<TMPXItemId>( KMPXMediaGeneralId ) ); |
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223 |
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224 const CMPXMediaArray& mediaArray = |
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225 iCommonContainer->ListBoxArray()->MediaArray(); |
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226 const TInt count( mediaArray.Count() ); |
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227 |
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228 for( TInt index = 0; index < count; index++ ) |
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229 { |
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230 CMPXMedia* media( mediaArray.AtL( index ) ); |
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231 if( media->IsSupported( KMPXMediaGeneralId ) ) |
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232 { |
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233 TMPXItemId containerId( |
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234 media->ValueTObjectL<TMPXItemId>( KMPXMediaGeneralId ) ); |
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235 if ( mediaId == containerId ) |
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236 { |
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237 // Update the list box item |
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238 *media = aMedia; |
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239 // Refresh the list box item |
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240 iCommonContainer->DrawLbxItem( index ); |
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241 break; |
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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 } |
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248 |
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249 //End of file |