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1 /* |
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2 * Copyright (c) 2002-2005 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: Declaration of CPhoneHandlerCallBase class. |
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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 CPHONEHANDLERCALLBASE |
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20 #define CPHONEHANDLERCALLBASE |
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21 |
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22 // INCLUDES |
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23 #include "PhoneHandlerService.h" |
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24 #include "PhoneHandlerObserver.h" |
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25 #include <e32base.h> |
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26 #include <RPhCltServer.h> |
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27 |
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28 // CONSTANTS |
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29 |
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30 // MACROS |
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31 |
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32 // DATA TYPES |
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33 |
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34 // FUNCTION PROTOTYPES |
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35 |
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36 // FORWARD DECLARATIONS |
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37 |
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38 // CLASS DECLARATION |
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39 class CPhoneHandlerActive; |
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40 class CPhCltCommandHandler; |
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41 |
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42 /** |
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43 * Base class for services. |
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44 * |
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45 * @lib PhoneCmdHandler |
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46 * @since S60 3.1 |
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47 */ |
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48 NONSHARABLE_CLASS( CPhoneHandlerCallBase ) : public CBase, |
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49 public MPhoneHandlerService, |
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50 public MPhoneHandlerObserver |
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51 { |
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52 protected: // Constructors and destructor |
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53 |
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54 /** |
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55 * C++ default constructor. |
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56 */ |
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57 CPhoneHandlerCallBase(); |
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58 |
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59 /** |
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60 * Destructor. |
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61 */ |
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62 virtual ~CPhoneHandlerCallBase(); |
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63 |
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64 public: // New functions |
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65 |
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66 public: // Functions from base classes |
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67 |
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68 /** |
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69 * From MPhoneHandlerService. Starts to process an asynchronous request. |
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70 * @since Series 60 3.1 |
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71 * @param |
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72 * @return |
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73 */ |
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74 virtual void Process() = 0; |
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75 |
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76 /** |
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77 * From MPhoneHandlerService. Deletes service object. |
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78 * @since Series 60 3.1 |
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79 * @param |
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80 * @return |
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81 */ |
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82 virtual void Delete() = 0; |
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83 |
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84 /** |
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85 * From MPhoneHandlerObserver. Notifies when asynchronous request has |
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86 * been completed. |
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87 * @since S60 3.1 |
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88 * @param aError Result code of request processing. |
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89 * @return void |
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90 */ |
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91 virtual void RequestCompleted( const TInt aError ) = 0; |
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92 |
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93 protected: // New functions |
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94 |
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95 /** |
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96 * Initializes service that executes call handling key presses. |
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97 * @since S60 3.1 |
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98 * @param void |
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99 * @return void |
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100 */ |
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101 void LoadServiceL(); |
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102 |
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103 /** |
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104 * Increments state parameter of service. |
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105 * @since S60 3.1 |
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106 * @param void |
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107 * @return void |
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108 */ |
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109 void NextState(); |
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110 |
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111 /** |
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112 * Called when service isn't running (e.g. when it's completed). |
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113 * @since S60 3.1 |
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114 * @param void |
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115 * @return void |
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116 */ |
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117 void IdleState(); |
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118 |
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119 /** |
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120 * Returns an active object's TRequestStatus for asynchronous calls. |
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121 * @since S60 3.1 |
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122 * @param void |
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123 * @return void |
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124 */ |
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125 TRequestStatus& GetStatus(); |
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126 |
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127 /** |
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128 * Activates an active object for asynchronous calls. |
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129 * @since S60 3.1 |
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130 * @param void |
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131 * @return void |
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132 */ |
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133 void Activate(); |
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134 |
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135 protected: // Functions from base classes |
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136 |
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137 private: |
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138 |
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139 public: // Data |
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140 |
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141 protected: // Data |
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142 |
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143 // call handling service states |
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144 enum TPhoneHandlerServiceState |
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145 { |
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146 EPhoneHandlerStateIdle = 0, |
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147 EPhoneHandlerState1 = 1, |
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148 EPhoneHandlerState2 = 2, |
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149 EPhoneHandlerState3 = 3 |
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150 }; |
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151 |
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152 // stores service state |
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153 TPhoneHandlerServiceState iState; |
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154 |
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155 // pointer to API providing call handling services |
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156 CPhCltCommandHandler* iCommandHandler; // owned |
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157 |
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158 private: // Data |
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159 |
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160 // Provides a handle to a dynamically loadable DLL. |
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161 RLibrary iLibrary; |
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162 |
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163 // Client side remote class of phone server session |
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164 RPhCltServer iServer; |
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165 |
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166 // active object for asynchronous requests |
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167 CPhoneHandlerActive* iActive; // owned |
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168 |
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169 public: // Friend classes |
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170 |
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171 protected: // Friend classes |
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172 |
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173 private: // Friend classes |
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174 |
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175 }; |
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176 |
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177 #endif // CPHONEHANDLERCALLBASE |
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178 |
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179 // End of File |