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1 // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 |
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17 #include "pluginallocator.h" |
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18 #include "uloggeroutputplugin.h" |
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19 #include <e32cmn.h> |
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20 #include <ecom/ecom.h> |
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21 |
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22 namespace Ulogger |
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23 { |
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24 |
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25 /*!Default constructor. |
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26 */ |
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27 CPluginAllocator::CPluginAllocator() |
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28 { |
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29 iOutputPluginBase = NULL; |
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30 iInputPluginBase = NULL; |
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31 } |
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32 |
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33 |
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34 /*!Destructor. |
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35 */ |
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36 EXPORT_C CPluginAllocator::~CPluginAllocator() |
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37 { |
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38 if(iOutputPluginBase) |
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39 { |
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40 delete iOutputPluginBase; |
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41 iOutputPluginBase = NULL; |
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42 } |
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43 iOutputLib.Close(); |
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44 |
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45 if((iOutputLibName.Compare(iInputLibName)!=0) && iInputPluginBase) |
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46 { |
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47 delete iInputPluginBase; |
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48 iInputPluginBase = NULL; |
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49 } |
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50 iInputLib.Close(); |
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51 |
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52 REComSession::FinalClose(); |
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53 } |
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54 |
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55 |
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56 /*!Standard Symbian OS construction method which leaves object on CleanupStack. |
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57 */ |
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58 EXPORT_C CPluginAllocator* CPluginAllocator::NewLC(const TPtrC8& aOutputPluginName, const TPtrC8& aInputPluginName) |
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59 { |
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60 CPluginAllocator* obj = new (ELeave) CPluginAllocator(); |
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61 CleanupStack::PushL(obj); |
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62 obj->ConstructL(aOutputPluginName, aInputPluginName); |
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63 return obj; |
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64 } |
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65 |
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66 |
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67 /*!Standard Symbian OS construction method which does not leaves object on CleanupStack. |
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68 */ |
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69 EXPORT_C CPluginAllocator* CPluginAllocator::NewL(const TPtrC8& aOutputPluginName, const TPtrC8& aInputPluginName) |
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70 { |
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71 CPluginAllocator* obj = CPluginAllocator::NewLC(aOutputPluginName, aInputPluginName); |
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72 CleanupStack::Pop(); //obj |
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73 return obj; |
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74 } |
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75 |
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76 |
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77 /*!Standard Symbian OS construction method. |
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78 */ |
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79 EXPORT_C void CPluginAllocator::ConstructL(const TPtrC8& aOutputPluginName, const TPtrC8& aInputPluginName) |
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80 { |
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81 //create output and control channels |
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82 User::LeaveIfError(this->CreateChannels(aOutputPluginName, aInputPluginName)); |
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83 } |
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84 |
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85 /*!This function create Output channel according to aOutputSettings. |
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86 */ |
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87 TInt CPluginAllocator::CreateChannels(const TPtrC8& aOutputPluginName, const TPtrC8& aInputPluginName) |
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88 { |
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89 TInt retVal = KErrNone; |
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90 |
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91 iOutputLibName.Copy(aOutputPluginName); |
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92 iInputLibName.Copy(aInputPluginName); |
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93 |
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94 //create output plugin |
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95 iOutputPluginBase = (CPlugin*)(CPlugin::NewL(aOutputPluginName)); |
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96 |
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97 //create control plugin |
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98 if(iOutputLibName.Compare(iInputLibName) == 0) |
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99 { |
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100 //share implementation |
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101 if(aInputPluginName.Length()>0) |
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102 iInputPluginBase = iOutputPluginBase; |
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103 } |
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104 else |
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105 { |
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106 //create new instance of control plugin |
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107 //ulogger can work without control plugin as this is optional functionality |
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108 if(aInputPluginName.Length()>0) |
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109 iInputPluginBase = (CPlugin*)(CPlugin::NewL(aInputPluginName)); |
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110 } |
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111 |
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112 return retVal; |
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113 } |
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114 |
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115 |
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116 EXPORT_C MOutputPlugin* CPluginAllocator::GetOutputPlugin() |
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117 { |
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118 if(iOutputPluginBase) |
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119 return (MOutputPlugin*)iOutputPluginBase->GetInterfaceL(MOutputPlugin::iInterfaceId); |
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120 else |
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121 return NULL; |
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122 } |
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123 |
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124 EXPORT_C MInputPlugin* CPluginAllocator::GetInputPlugin() |
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125 { |
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126 if(iInputPluginBase) |
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127 return (MInputPlugin*)iInputPluginBase->GetInterfaceL(MInputPlugin::iInterfaceId); |
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128 else |
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129 return NULL; |
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130 } |
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131 |
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132 EXPORT_C void CPluginAllocator::ListAllImplementationsL(RImplInfoPtrArray& aImplInfoArray) |
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133 { |
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134 REComSession::ListImplementationsL(KCPluginUid, aImplInfoArray); |
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135 } |
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136 |
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137 } //</namespace Ulogger> |