1 /* |
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2 * Copyright (c) 2007 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: The new cch client api 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 |
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20 #ifndef C_CCH_H |
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21 #define C_CCH_H |
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22 |
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23 #include <e32base.h> |
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24 #include <ccherror.h> |
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25 #include <cchtypes.h> |
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26 #include <cchui.h> |
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27 |
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28 class CCchImpl; |
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29 |
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30 |
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31 /** |
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32 * Class indicating the service status |
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33 * |
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34 * @lib cch |
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35 */ |
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36 class TCchServiceStatus |
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37 { |
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38 |
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39 public: |
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40 |
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41 /** |
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42 * Constructor. |
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43 */ |
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44 IMPORT_C TCchServiceStatus( ); |
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45 |
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46 /** |
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47 * Returns the service state |
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48 * |
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49 * @return State of the service |
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50 */ |
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51 IMPORT_C TCCHSubserviceState State() const; |
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52 |
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53 /** |
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54 * Returns last known service error |
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55 * |
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56 * @return Error of the service |
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57 */ |
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58 IMPORT_C TInt Error() const; |
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59 |
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60 /** |
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61 * Sets the service state |
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62 * |
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63 * @param aState State for the service |
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64 */ |
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65 IMPORT_C void SetState( TCCHSubserviceState aState ); |
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66 |
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67 /** |
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68 * Sets the service error |
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69 * |
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70 * @param aError Error for the service |
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71 */ |
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72 IMPORT_C void SetError( TInt aError ); |
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73 |
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74 private: // data |
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75 |
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76 /** |
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77 * The state of the service |
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78 */ |
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79 TCCHSubserviceState iState; |
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80 /** |
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81 * The error of the service |
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82 */ |
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83 TInt iError; |
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84 }; |
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85 |
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86 /** |
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87 * Observer class for getting service status change messages |
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88 * |
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89 * @lib cch |
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90 */ |
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91 class MCchServiceStatusObserver |
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92 { |
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93 |
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94 public: |
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95 /** |
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96 * Signaled when service status or error changes |
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97 * |
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98 * @param aServiceId Id of the service |
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99 * @param aType Service type |
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100 * @param aServiceStatus Service status |
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101 */ |
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102 virtual void ServiceStatusChanged( TInt aServiceId, |
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103 TCCHSubserviceType aType, |
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104 const TCchServiceStatus& aServiceStatus ) = 0; |
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105 |
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106 }; |
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107 |
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108 /** |
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109 * Class for cch service management |
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110 * |
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111 * CCchService is used for launching various kinds of service functions |
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112 * @code |
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113 * ?good_class_usage_example(s) |
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114 * @endcode |
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115 * |
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116 * @lib ?library |
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117 */ |
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118 class CCchService : public CBase |
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119 { |
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120 |
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121 public: |
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122 |
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123 /** |
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124 * Launches service enable. See MCchServiceObserver for status changes. |
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125 * |
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126 * @param aType Type of service |
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127 * @return Symbian error |
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128 */ |
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129 virtual TInt Enable( TCCHSubserviceType aType ) = 0; |
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130 |
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131 /** |
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132 * Launches service disable. See MCchServiceObserver for status changes. |
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133 * |
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134 * @param aType Type of service |
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135 * @return Symbian error |
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136 */ |
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137 virtual TInt Disable( TCCHSubserviceType aType ) = 0; |
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138 |
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139 /** |
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140 * Returns the current service state |
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141 * |
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142 * @param aType Type of service |
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143 * @param aStatus Status of the service, return value |
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144 * @return Symbian error code |
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145 */ |
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146 virtual TInt GetStatus( TCCHSubserviceType aType, |
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147 TCchServiceStatus& aStatus ) const = 0; |
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148 |
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149 /** |
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150 * Returns the connection parameters |
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151 * |
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152 * @param aType Type of service |
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153 * @param aParameter Connection parameter of the service |
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154 * @param aValue Value of the parameter |
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155 * @return Symbian error code |
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156 */ |
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157 virtual TInt GetConnectionParameter( TCCHSubserviceType aType, |
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158 TCchConnectionParameter aParameter, TInt& aValue ) const = 0; |
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159 |
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160 /** |
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161 * Returns the connection parameters |
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162 * |
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163 * @param aType Type of service |
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164 * @param aParameter Connection parameter of the service |
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165 * @param aValue Value of the parameter |
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166 * @return Symbian error code |
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167 */ |
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168 virtual TInt GetConnectionParameter( TCCHSubserviceType aType, |
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169 TCchConnectionParameter aParameter, RBuf& aValue ) const = 0; |
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170 |
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171 /** |
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172 * Sets the connection parameters |
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173 * |
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174 * @param aType The type of service |
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175 * @param aParameter Connection parameter of the service |
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176 * @param aValue Value of the parameter |
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177 * @return Symbian error code |
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178 */ |
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179 virtual TInt SetConnectionParameter( TCCHSubserviceType aType, |
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180 TCchConnectionParameter aParameter, TInt aValue ) = 0; |
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181 |
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182 /** |
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183 * Sets the connection parameters |
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184 * |
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185 * @param aType The type of service |
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186 * @param aParameter Connection parameter of the service |
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187 * @param aValue Value of the parameter |
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188 * @return Symbian error code |
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189 */ |
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190 virtual TInt SetConnectionParameter( TCCHSubserviceType aType, |
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191 TCchConnectionParameter aParameter, const TDesC& aValue ) = 0; |
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192 |
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193 /** |
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194 * Reserves the service for exclusive usage |
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195 * |
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196 * @param aType Type of service |
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197 * @return Symbian error code |
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198 */ |
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199 virtual TInt Reserve( TCCHSubserviceType aType ) = 0; |
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200 |
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201 /** |
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202 * Frees the service of exclusive usage |
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203 * |
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204 * @param aType Type of service |
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205 * @return Symbian error code |
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206 */ |
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207 virtual TInt Free( TCCHSubserviceType aType ) = 0; |
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208 |
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209 /** |
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210 * Is the service reserved |
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211 * |
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212 * @param aType Type of service |
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213 * @param aReserved True if the service is reserved |
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214 * @return Symbian error code |
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215 */ |
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216 virtual TInt IsReserved( TCCHSubserviceType aType, TBool& aReserved ) const = 0; |
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217 |
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218 /** |
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219 * Returns the service id |
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220 * |
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221 * @return The id of the service |
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222 */ |
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223 virtual TInt ServiceId() const = 0; |
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224 |
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225 /** |
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226 * @deprecated Do not use this anymore, change to AddObserver! |
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227 * |
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228 * Adds observer for listening service events |
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229 * |
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230 * @param aObserver Event observing class |
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231 */ |
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232 virtual void SetObserver( MCchServiceStatusObserver& aObserver ) = 0; |
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233 |
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234 /** |
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235 * @deprecated Do not use this anymore, change to |
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236 * RemoveObserver method with paramater |
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237 * |
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238 * Removes the observer of service events |
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239 */ |
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240 virtual void RemoveObserver( ) = 0; |
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241 |
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242 /** |
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243 * Adds observer for listening service events |
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244 * |
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245 * @param aObserver Event observing class |
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246 * @return KErrAlreadyExist Observer already added |
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247 * KErrNone Observer was added |
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248 */ |
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249 virtual TInt AddObserver( MCchServiceStatusObserver& aObserver ) = 0; |
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250 |
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251 /** |
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252 * Removes the observer of service events |
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253 * |
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254 * @param aObserver Event observing class |
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255 * @return KErrNotFound Observer was not found |
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256 * KErrNone Observer was removed |
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257 */ |
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258 virtual TInt RemoveObserver( MCchServiceStatusObserver& aObserver ) = 0; |
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259 |
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260 /** |
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261 * Checks if the type is supported |
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262 * |
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263 * @param aType Type of service |
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264 * @param aSupported True if the service type is supported |
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265 * @return Symbian error code |
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266 */ |
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267 virtual TInt IsSupported( TCCHSubserviceType aType, TBool& aSupported ) const = 0; |
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268 |
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269 protected: |
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270 |
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271 virtual ~CCchService() { }; |
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272 }; |
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273 |
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274 /** |
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275 * Class for basic cch functionality, getting services |
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276 * |
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277 * @code |
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278 * ?good_class_usage_example(s) |
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279 * @endcode |
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280 * |
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281 * @lib cch |
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282 */ |
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283 class CCch : public CBase |
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284 { |
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285 |
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286 public: |
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287 |
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288 /** |
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289 * Two-phased constructor. |
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290 */ |
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291 IMPORT_C static CCch* NewL(); |
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292 |
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293 /** |
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294 * Two-phased constructor. |
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295 */ |
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296 IMPORT_C static CCch* NewLC(); |
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297 |
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298 /** |
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299 * Destructor. |
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300 */ |
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301 ~CCch(); |
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302 |
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303 /** |
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304 * Returns one service |
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305 * |
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306 * @param aId Service id |
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307 * @return Service or NULL if not found. Ownership is not transferred. |
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308 */ |
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309 IMPORT_C CCchService* GetService( TInt aId ); |
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310 |
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311 /** |
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312 * Returns service ids of all configured services |
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313 * |
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314 * @param aIds Array of TInt to be filled with ids |
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315 * @return Symbian error code |
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316 */ |
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317 IMPORT_C TInt GetServiceIds( RArray<TInt>& aIds ) const; |
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318 |
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319 /** |
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320 * Returns services fulfilling the search criteria |
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321 * |
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322 * @param aType Service type |
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323 * @param aServices Array of CCchService to be filled |
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324 * @return Symbian error code |
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325 */ |
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326 IMPORT_C TInt GetServices( TCCHSubserviceType aType, |
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327 RPointerArray<CCchService>& aServices ); |
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328 |
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329 /** |
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330 * Returns ETrue if connectivity dialogs are allowed in service enabling. |
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331 * |
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332 * @return ETrue if connectivity dialogs are allowed in service enabling |
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333 */ |
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334 IMPORT_C TBool ConnectivityDialogsAllowed() const; |
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335 |
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336 /** |
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337 * For allowing/disallowing connectivity dialogs showing in |
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338 * service enabling. |
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339 * |
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340 * @param aConnectivityDialogsAllowed Boolean to set connectivity dialogs |
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341 * allowed/disallowed |
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342 */ |
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343 IMPORT_C void SetConnectivityDialogsAllowed( |
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344 TBool aConnectivityDialogsAllowed ); |
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345 |
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346 /** |
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347 * For getting cchui api. |
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348 * |
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349 * @return reference to cchui api. |
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350 */ |
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351 IMPORT_C MCchUi& CchUiApi() const; |
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352 |
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353 protected: |
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354 |
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355 /** |
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356 * The constructor |
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357 */ |
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358 CCch(); |
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359 |
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360 private: |
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361 |
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362 /** |
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363 * By default Symbian 2nd phase constructor is private. |
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364 */ |
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365 void ConstructL(); |
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366 |
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367 private: // data |
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368 |
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369 /** |
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370 * Cch client implementation |
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371 * Own. |
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372 */ |
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373 CCchImpl* iImplementation; |
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374 |
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375 #ifdef CCHUI_EUNIT |
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376 friend class UT_CchUi; |
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377 #endif |
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378 }; |
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379 |
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380 #endif // C_CCH_H |
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