1 /* |
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2 * Copyright (c) 2010 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: Class for tracking Bluetooth settings, and also for |
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15 * handling notes unrelated to specific connection. |
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16 * |
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17 */ |
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18 |
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19 #ifndef BTNOTIFSETTINGSTRACKER_H |
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20 #define BTNOTIFSETTINGSTRACKER_H |
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21 |
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22 |
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23 #include <e32base.h> |
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24 #include <btengsettings.h> |
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25 |
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26 #include "bluetoothnotification.h" |
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27 |
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28 class CBTNotifServer; |
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29 |
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30 /** |
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31 * CBTNotifSettingsTracker keeps track of local device settings |
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32 * |
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33 * @since Symbian^4 |
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34 */ |
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35 NONSHARABLE_CLASS( CBTNotifSettingsTracker ) : public CBase, |
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36 public MBTEngSettingsObserver, |
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37 public MBTNotificationResult |
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38 { |
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39 |
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40 public: |
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41 |
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42 /** |
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43 * Two-phased constructor. |
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44 * @param aServer Pointer to our parent |
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45 */ |
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46 static CBTNotifSettingsTracker* NewL( CBTNotifServer* aServer ); |
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47 |
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48 /** |
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49 * Destructor. |
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50 */ |
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51 virtual ~CBTNotifSettingsTracker(); |
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52 |
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53 /** |
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54 * Return the current power state |
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55 * |
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56 * @since Symbian^4 |
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57 * @return The current power state. |
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58 */ |
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59 inline TBTPowerStateValue GetPowerState() const |
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60 { return iPowerState; } |
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61 |
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62 /** |
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63 * Processes a message from a notifier client related to settings. |
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64 * |
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65 * @since Symbian^4 |
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66 * @param aMessage The message containing the details of the client request. |
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67 */ |
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68 void DispatchNotifierMessageL( const RMessage2& aMessage ); |
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69 |
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70 /** |
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71 * Cancels an oustanding message from a notifier client related to settings. |
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72 * |
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73 * @since Symbian^4 |
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74 * @param aMessage The message containing the details of the original client request. |
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75 */ |
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76 void CancelNotifierMessageL( const RMessage2& aMessage ); |
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77 |
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78 // from base class MBTEngSettingsObserver |
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79 |
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80 /** |
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81 * From MBTEngSettingsObserver. |
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82 * Provides notification of changes in the power state |
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83 * of the Bluetooth hardware. |
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84 * |
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85 * @since Symbian^4 |
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86 * @param aState EBTPowerOff if the BT hardware has been turned off, |
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87 * EBTPowerOn if it has been turned off. |
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88 */ |
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89 virtual void PowerStateChanged( TBTPowerStateValue aState ); |
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90 |
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91 /** |
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92 * From MBTEngSettingsObserver. |
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93 * Provides notification of changes in the discoverability |
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94 * mode of the Bluetooth hardware. |
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95 * |
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96 * @since Symbian^4 |
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97 * @param aState EBTDiscModeHidden if the BT hardware is in hidden mode, |
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98 * EBTDiscModeGeneral if it is in visible mode. |
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99 */ |
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100 virtual void VisibilityModeChanged( TBTVisibilityMode aState ); |
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101 |
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102 // from base class MBTNotificationResult |
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103 |
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104 /** |
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105 * From MBTNotificationResult. |
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106 * Handle an intermediate result from a user query. |
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107 * This ffunction is called if the user query passes information |
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108 * back before it has finished i.e. is dismissed. The final acceptance/ |
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109 * denial of a query is passed back in MBRNotificationClosed. |
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110 * |
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111 * @since Symbian^4 |
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112 * @param aData the returned data. The actual format |
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113 * is dependent on the actual notifier. |
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114 */ |
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115 virtual void MBRDataReceived( CHbSymbianVariantMap& aData ); |
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116 |
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117 /** |
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118 * From MBTNotificationResult. |
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119 * The notification is finished. The resulting data (e.g. user input or |
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120 * acceptance/denial of the query) is passed back here. |
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121 * |
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122 * @since Symbian^4 |
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123 * @param aErr KErrNone or one of the system-wide error codes. |
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124 * @param aData the returned data. The actual format |
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125 * is dependent on the actual notifier. |
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126 */ |
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127 virtual void MBRNotificationClosed( TInt aError, const TDesC8& aData ); |
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128 |
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129 private: |
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130 |
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131 CBTNotifSettingsTracker( CBTNotifServer* aServer ); |
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132 |
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133 void ConstructL(); |
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134 |
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135 private: // data |
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136 |
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137 /** |
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138 * Local copy of current power state. |
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139 */ |
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140 TBTPowerStateValue iPowerState; |
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141 |
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142 /** |
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143 * Local copy of current visibility mode. |
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144 */ |
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145 TBTVisibilityMode iVisibilityMode; |
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146 |
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147 /** |
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148 * ?description_of_pointer_member |
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149 * Own. |
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150 */ |
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151 CBTEngSettings* iSettings; |
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152 |
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153 /** |
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154 * Pointer to an outstanding user interaction. |
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155 * Not own. |
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156 */ |
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157 CBluetoothNotification* iNotification; |
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158 |
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159 /** |
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160 * Reference to our parent the server class. |
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161 * Not own. |
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162 */ |
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163 CBTNotifServer* iServer; |
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164 |
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165 }; |
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166 |
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167 #endif // BTNOTIFSETTINGSTRACKER_H |
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