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1 /* |
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2 * Copyright (c) 2009 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: ECOM Event watcher class, listens for ecom events |
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15 * |
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16 */ |
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17 |
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18 #ifndef C_COMASUPLECOMEVENTWATCHER_H |
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19 #define C_COMASUPLECOMEVENTWATCHER_H |
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20 |
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21 #include <e32base.h> |
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22 #include <ecom/ecom.h> |
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23 |
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24 #include "epos_momasuplecomeventobserver.h" |
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25 |
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26 // CLASS DECLARATION |
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27 |
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28 /** |
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29 * Class to listen for Ecom events |
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30 */ |
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31 |
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32 class COMASuplEcomEventWatcher : public CActive |
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33 { |
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34 |
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35 public: // enum |
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36 |
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37 enum TSuplEcomPlugInStatus |
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38 { |
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39 EExist, |
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40 ENotExist |
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41 } ; |
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42 |
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43 public: |
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44 |
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45 /** |
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46 * NewL,constructor. |
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47 * @since S60 v3.1 |
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48 * @param aSuplEcomEventObserver,observer for ecom-events |
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49 * @param aInterfaceUid,Interface id on which ecom will watch for events. |
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50 * @param aImplId,implementation id on which ecom will watch for events. |
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51 * @return Instance of COMASuplEcomEventWatcher. |
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52 */ |
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53 static COMASuplEcomEventWatcher* NewL(MSuplEcomEventObserver& aSuplEcomEventObserver, TUid aInterfaceUid, TUid aImplId); |
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54 |
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55 /** |
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56 * ~COMASuplEcomEventWatcher,destructor. |
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57 * @since S60 v3.1 |
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58 * @param None |
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59 * @return None. |
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60 */ |
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61 virtual ~COMASuplEcomEventWatcher(); |
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62 |
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63 /** |
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64 * NotifyOnPlugInUnInstallation,notify about uninstallation of plugin |
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65 * @since S60 v3.1 |
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66 * @param None. |
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67 * @return None |
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68 */ |
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69 void NotifyOnPlugInUnInstallation(); |
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70 |
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71 protected: // From CActive |
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72 |
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73 /** |
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74 * RunL,from CActive |
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75 * @since S60 v3.1 |
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76 * @param None. |
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77 * @return None |
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78 */ |
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79 void RunL(); |
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80 |
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81 /** |
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82 * RunError,from CActive |
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83 * @since S60 v3.1 |
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84 * @param aError,errocode if RunL leaves. |
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85 * @return TInt |
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86 */ |
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87 TInt RunError(TInt aError); |
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88 |
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89 /** |
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90 * DoCancel,from CActive |
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91 * @since S60 v3.1 |
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92 * @param None. |
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93 * @return None |
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94 */ |
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95 void DoCancel(); |
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96 |
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97 private: |
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98 |
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99 /** |
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100 * COMASuplEcomEventWatcher,constructor. |
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101 * @since S60 v3.1 |
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102 * @param aSuplEcomEventObserver,observer for ecom-events |
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103 * @param aInterfaceUid,Interface id on which ecom will watch for events. |
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104 * @param aImplId,implementation id on which ecom will watch for events. |
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105 * @return None |
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106 */ |
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107 |
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108 COMASuplEcomEventWatcher(MSuplEcomEventObserver& aSuplEcomEventObserver, TUid aInterfaceUid, TUid aImplId); |
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109 |
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110 /** |
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111 * ConstructL,Symbian 2nd phase construction |
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112 * @since S60 v3.1 |
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113 * @param None. |
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114 * @return None |
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115 */ |
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116 void ConstructL(); |
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117 |
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118 /** |
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119 * IsImplementationExistL,checks wheather implementation exists or not. |
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120 * @since S60 v3.1 |
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121 * @param None. |
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122 * @return TBool |
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123 */ |
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124 TBool IsImplementationExistL(); |
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125 |
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126 private: |
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127 |
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128 /** |
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129 * Reference to CSuplServer. |
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130 */ |
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131 MSuplEcomEventObserver& iSuplEcomEventObserver; |
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132 |
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133 /** |
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134 * Address of REComSession. |
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135 */ |
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136 REComSession* iEComSession; |
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137 |
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138 /** |
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139 * Interface Id of respective Plug-In |
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140 */ |
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141 TUid iPlugInInterfaceUid; |
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142 |
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143 /** |
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144 * Implementation Id of respective Plug-In |
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145 */ |
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146 TUid iPlugInImplUid; |
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147 |
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148 /** |
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149 * Current status of this plug-in whether plug-in exists or not. |
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150 */ |
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151 TSuplEcomPlugInStatus iSuplEcomPlugInStatus; |
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152 |
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153 }; |
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154 |
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155 #endif // C_COMASUPLECOMEVENTWATCHER_H |