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1 /* |
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2 * Copyright (c) 2004 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: Inline methods for thin templated RGenericObserverArray |
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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 // ================= HELPER CLASS ======================= |
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21 /** |
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22 * Helper inline class to forward requests |
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23 * from base mediator (typeless) to type specific |
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24 * mediator. |
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25 * |
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26 * @since 3.0 |
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27 */ |
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28 template< class T > |
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29 class TGenObserverNotifyMediatorBase : public MGenObserverNotifyMediatorBase |
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30 { |
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31 public: |
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32 inline TGenObserverNotifyMediatorBase( MGenObserverNotifyMediator< T >& aSpecificMediator ) |
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33 : iSpecificMediator( aSpecificMediator ){} |
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34 |
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35 private: |
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36 inline void MediateNotifyL( TAny* aObserverToNotify ) |
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37 { iSpecificMediator.MediateNotifyL( *( static_cast<T*>( aObserverToNotify ) ) ); } |
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38 |
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39 inline void MediateNotifyError( TAny* aObserverToNotify, TInt aLeaveError ) |
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40 { iSpecificMediator.MediateNotifyError( *( static_cast<T*>( aObserverToNotify ) ), aLeaveError ); } |
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41 |
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42 private: |
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43 ///< Observer type specific notify mediator, not owned |
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44 MGenObserverNotifyMediator< T >& iSpecificMediator; |
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45 }; |
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46 |
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47 |
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48 // ================= MEMBER FUNCTIONS ======================= |
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49 // C++ default constructor can NOT contain any code, that |
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50 // might leave. |
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51 // |
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52 template < class T > |
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53 inline RGenericObserverArray<T >::RGenericObserverArray() |
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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 // RGenericObserverArray::Close() |
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59 // ----------------------------------------------------------------------------- |
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60 // |
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61 template < class T > |
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62 inline void RGenericObserverArray< T >::Close() |
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63 { |
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64 RGenericObserverArrayBase::Close(); |
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65 } |
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66 |
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67 |
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68 // ----------------------------------------------------------------------------- |
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69 // RGenericObserverArray::AddObserver() |
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70 // ----------------------------------------------------------------------------- |
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71 // |
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72 template < class T > |
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73 inline TInt RGenericObserverArray< T >::AddObserver( const T* aObserver ) |
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74 { |
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75 return RGenericObserverArrayBase::AddObserver( static_cast<const TAny*>( aObserver ) ); |
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76 } |
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77 |
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78 |
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79 // ----------------------------------------------------------------------------- |
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80 // RGenericObserverArray::AddObserverL() |
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81 // ----------------------------------------------------------------------------- |
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82 // |
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83 template < class T > |
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84 inline void RGenericObserverArray< T >::AddObserverL( const T* aObserver ) |
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85 { |
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86 User::LeaveIfError( AddObserver( aObserver ) ); |
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87 } |
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88 |
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89 |
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90 // ----------------------------------------------------------------------------- |
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91 // RGenericObserverArray::RemoveObserver() |
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92 // ----------------------------------------------------------------------------- |
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93 // |
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94 template < class T > |
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95 inline TInt RGenericObserverArray< T >::RemoveObserver( T* aObserver ) |
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96 { |
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97 return RGenericObserverArrayBase::RemoveObserver( static_cast<TAny*>( aObserver ) ); |
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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 // RGenericObserverArray::Count() |
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103 // ----------------------------------------------------------------------------- |
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104 // |
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105 template < class T > |
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106 inline TInt RGenericObserverArray< T >::Count() |
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107 { |
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108 return RGenericObserverArrayBase::Count(); |
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109 } |
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110 |
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111 |
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112 // ----------------------------------------------------------------------------- |
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113 // RGenericObserverArray::NotifyObservers() |
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114 // ----------------------------------------------------------------------------- |
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115 // |
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116 template < class T > |
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117 inline void RGenericObserverArray< T >::NotifyObservers( MGenObserverNotifyMediator< T >& aNotifyMediator ) |
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118 { |
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119 TGenObserverNotifyMediatorBase< T > baseMediator( aNotifyMediator ); |
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120 RGenericObserverArrayBase::NotifyObservers( baseMediator ); |
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121 } |
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122 |
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123 |
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124 |
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125 |
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126 // ----------------------------------------------------------------------------- |
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127 // RGenericObserverArray::NotifyErrorObservers() |
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128 // ----------------------------------------------------------------------------- |
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129 // |
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130 template < class T > |
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131 inline void RGenericObserverArray< T >::NotifyErrorObservers( MGenObserverNotifyMediator< T >& aNotifyMediator, |
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132 TInt aError ) |
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133 { |
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134 TGenObserverNotifyMediatorBase< T > baseMediator( aNotifyMediator ); |
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135 RGenericObserverArrayBase::NotifyErrorObservers( baseMediator, aError ); |
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136 } |
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137 |
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138 |
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139 // ----------------------------------------------------------------------------- |
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140 // RGenericObserverArray::NotifyLoopRunning() |
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141 // ----------------------------------------------------------------------------- |
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142 // |
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143 template < class T > |
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144 inline TBool RGenericObserverArray< T >::NotifyLoopRunning() const |
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145 { |
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146 return RGenericObserverArrayBase::IsNotifyLoopRunning(); |
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147 } |
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148 |
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149 |
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150 // End of File |
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151 |