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1 /* |
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2 * Copyright (c) 2008 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: Provides service enabling implementation. |
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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 #ifndef C_PESERVICEHANDLING_H |
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20 #define C_PESERVICEHANDLING_H |
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21 |
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22 #include <e32base.h> |
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23 #include <cch.h> |
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24 #include "mpeservicehandling.h" |
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25 |
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26 class MPEPhoneModelInternal; |
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27 |
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28 /** |
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29 * CPEServiceHandling implements the intefaces MPEServiceHandling and |
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30 * thus provides the service enabling imlementation for Phone Engine. |
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31 * |
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32 * @lib peservicehandling.lib |
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33 * @since S60 v5.0 |
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34 */ |
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35 NONSHARABLE_CLASS( CPEServiceHandling ): public CBase, |
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36 public MCchServiceStatusObserver, |
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37 public MPEServiceHandling |
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38 { |
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39 |
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40 public: // Constructors and destructor |
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41 |
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42 /** |
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43 * Two-phased constructor. |
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44 */ |
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45 IMPORT_C static CPEServiceHandling* NewL( MPEPhoneModelInternal& aModel ); |
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46 |
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47 /** |
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48 * Two-phased constructor. |
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49 */ |
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50 IMPORT_C static CPEServiceHandling* NewLC( MPEPhoneModelInternal& aModel ); |
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51 |
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52 /** |
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53 * Destructors. |
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54 */ |
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55 IMPORT_C virtual ~CPEServiceHandling(); |
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56 |
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57 public: // from MPEServiceHandling |
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58 |
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59 /** |
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60 * From MPEServiceHandling. |
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61 * Enables service defined by the given identifier. |
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62 * This function does the service enabling and service status error checking. |
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63 * If service is enabled successfully, send message |
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64 * (EPEMessageServiceEnabled) to PhoneEngine. |
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65 * |
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66 * @since S60 5.0 |
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67 * @param aServiceId Identifier of the service. |
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68 */ |
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69 void EnableServiceL( TInt aServiceId ); |
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70 |
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71 /** |
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72 * From MPEServiceHandling. |
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73 * Cancel current service. |
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74 */ |
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75 void CancelServiceEnabling() const; |
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76 |
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77 /** |
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78 * From MPEServiceHandling. |
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79 * Disable service. |
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80 */ |
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81 void DisableService() const; |
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82 |
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83 public: // from MCchServiceStatusObserver |
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84 |
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85 /** |
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86 * From MCchServiceStatusObserver. |
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87 * Signaled when service status or error changes. |
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88 * |
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89 * @param aServiceId Identifier of the service. |
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90 * @param aType Service type. |
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91 * @param aServiceStatus Service status. |
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92 */ |
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93 void ServiceStatusChanged( TInt aServiceId, |
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94 const TCCHSubserviceType aType, |
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95 const TCchServiceStatus& aServiceStatus ); |
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96 private: // Constructors |
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97 |
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98 /** |
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99 * C++ default constructor. |
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100 */ |
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101 CPEServiceHandling( MPEPhoneModelInternal& aModel ); |
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102 |
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103 /** |
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104 * By default Symbian 2nd phase constructor is private. |
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105 */ |
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106 void ConstructL(); |
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107 |
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108 private: // functions |
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109 |
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110 /** |
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111 * Enable service, if not already enabled. |
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112 * |
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113 * @param aState Service state. |
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114 * @param aService Service. |
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115 * @return Error code. |
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116 */ |
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117 TInt EnableServiceIfNeeded( const TCCHSubserviceState& aState, |
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118 CCchService& aService ); |
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119 /** |
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120 * Sends ServiceHandlingError message to PhoneEngine and saves |
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121 * errorcode to member variable. |
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122 * |
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123 * @param aErrorCode, Cch errorcode. |
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124 */ |
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125 void SendErrorMessage( TInt aErrorCode ); |
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126 |
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127 private: // data |
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128 |
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129 /** |
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130 * CCH client. |
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131 * Own. |
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132 */ |
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133 CCch* iCchClient; |
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134 |
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135 /** |
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136 * PhoneModel. |
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137 * Not own. |
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138 */ |
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139 MPEPhoneModelInternal& iModel; |
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140 |
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141 /** |
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142 * Current service identifier. |
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143 */ |
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144 TInt iCurrentServiceId; |
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145 }; |
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146 |
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147 #endif // C_PESERVICEHANDLING_H |