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1 // Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // Declares the CSmsCommDBEvent 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 @file |
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20 @internalAll |
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21 */ |
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22 |
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23 #if !defined (SMSPCDB_H__) |
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24 #define SMSPCDB_H__ |
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25 |
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26 #include <e32base.h> |
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27 #include <e32property.h> |
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28 #include "smspcomm.h" |
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29 #include "smsstacklog.h" |
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30 #include "smsuact.h" |
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31 |
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32 |
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33 class TSmsSettings; |
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34 |
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35 |
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36 |
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37 /** |
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38 * Requests notification of changes in CommDB and in turn notifies an observer, |
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39 * the CSmsProtocol object. |
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40 * |
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41 * Currently this class only waits on changes in the current SMS bearer setting, |
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42 * though it should be extendable for changes in other CommDB settings in the future. |
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43 * |
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44 * The class is a simple active object derived state machine with two states |
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45 * defined by CSmsCommDBEvent::TSmsCommDBEventState. |
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46 * |
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47 * @internalComponent |
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48 */ |
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49 class CSmspCommDbEvent : public CSmsuActiveBase |
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50 { |
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51 protected: |
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52 ~CSmspCommDbEvent(); |
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53 virtual void ConstructL(); |
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54 virtual void NotifyOnEvent(); |
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55 CSmspCommDbEvent(const TSmsSettings& aSmsSettings, RMobileSmsMessaging& aSmsMessaging, TInt aPriority); |
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56 void Complete(TInt aError); |
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57 |
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58 protected: |
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59 // Private members |
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60 RProperty iProperty; // Property describing the event we require notification of |
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61 const TSmsSettings& iSmsSettings; |
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62 RMobileSmsMessaging& iSmsMessaging; |
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63 }; |
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64 |
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65 |
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66 /** |
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67 * Queries CommDB for the current sms bearer and attempts to change the |
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68 * bearer of the phone. |
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69 * |
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70 * This class works with the classes CSmsCommDBEvent and CSmsProtocol to change |
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71 * the sms bearer when the corresponding setting changes in CommDB. |
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72 * |
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73 * The class is a simple active object derived state machine with these states |
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74 * defined by CSmspSetBearer::TSmsSetBearerState. |
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75 * |
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76 * @internalComponent |
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77 */ |
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78 class CSmspSetBearer : public CSmspCommDbEvent |
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79 { |
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80 public: |
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81 static CSmspSetBearer* NewL(const TSmsSettings& aSmsSettings, RMobileSmsMessaging& aSmsMessaging, TInt aPriority); |
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82 ~CSmspSetBearer(); |
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83 void Start(); |
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84 void NotifyBearerSet(TRequestStatus& aStatus); |
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85 |
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86 protected: |
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87 virtual void ConstructL(); |
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88 |
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89 private: |
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90 void DoRunL(); |
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91 void DoCancel(); |
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92 private: |
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93 CSmspSetBearer(const TSmsSettings& aSmsSettings,RMobileSmsMessaging& aSmsMessaging, TInt aPriority); |
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94 void SetSmsBearer(); |
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95 void GetSmsBearerL(RMobileSmsMessaging::TMobileSmsBearer& aBearer); |
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96 void NotifyOnEvent(); |
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97 private: |
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98 enum TSmsSetBearerState |
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99 { |
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100 ESmsSetBearerStateInit, //< Intial State |
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101 ESmsSetBearerNotifyOnEvent, //< Wait for notification from property when Bearer changes |
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102 ESmsSetBearerStateSettingBearer //< Setting the bearer on the current GPRS session |
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103 }; |
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104 private: |
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105 TSmsSetBearerState iState; //< The current state of the state machine |
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106 RMobileSmsMessaging::TMobileSmsBearer iBearer; //< The currently used SMS bearer |
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107 TBool iBearerSet; //< Boolean tell is bearer set |
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108 RMobileSmsMessaging::TMobileSmsBearer iPreviousBearer; //< The previously used SMS bearer |
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109 }; |
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110 |
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111 /** |
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112 * @internalComponent |
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113 */ |
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114 const TInt KSmspReceiveModeCommDbRetryLimit = 5; |
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115 const TInt KSmspReceiveModeCommDbRetryDelay = 1000000; |
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116 |
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117 /** |
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118 * CSmspReceiveMode reads the CommDB global setting SMS_RECEIVE_MODE, compares this to the TSY's SMS capabilities then sets the Receive Mode on the TSY. |
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119 * After setting the Receive Mode, CSmspReceiveMode waits for notification from CommDB for changes in global setting SMS_RECEIVE_MODE. |
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120 * When the global setting has changed, CSmspReceiveMode sets the Receive Mode on the TSY again. |
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121 * @internalComponent |
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122 */ |
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123 class CSmspReceiveMode : public CSmspCommDbEvent |
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124 { |
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125 public: |
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126 |
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127 static CSmspReceiveMode* NewL(const TSmsSettings& aSmsSettings, RMobileSmsMessaging& aSmsMessaging, const RMobileSmsMessaging::TMobileSmsCapsV1& aSmsCaps, TInt aPriority); |
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128 virtual ~CSmspReceiveMode(); |
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129 void Start(TRequestStatus& aStatus); |
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130 |
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131 protected: |
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132 virtual void ConstructL(); |
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133 |
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134 private: |
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135 |
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136 CSmspReceiveMode(const TSmsSettings& aSmsSettings, RMobileSmsMessaging& aSmsMessaging, const RMobileSmsMessaging::TMobileSmsCapsV1& aSmsCaps, TInt aPriority); |
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137 void DoRunL(); |
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138 void DoCancel(); |
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139 |
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140 RMobileSmsMessaging::TMobileSmsReceiveMode SelectReceiveMode(RMobileSmsMessaging::TMobileSmsReceiveMode aPreferredMode) const; |
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141 RMobileSmsMessaging::TMobileSmsReceiveMode SelectReceiveMode() const; |
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142 |
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143 void GetCommDbReceiveModeL(RMobileSmsMessaging::TMobileSmsReceiveMode& aReceiveMode); |
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144 void NotifyOnEvent(); |
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145 void SetReceiveMode(RMobileSmsMessaging::TMobileSmsReceiveMode aReceiveMode); |
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146 |
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147 private: |
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148 |
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149 enum TSmspReceiveMode |
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150 { |
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151 ESmspReceiveModeInit, //< Initial state |
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152 ESmspReceiveModeRetryCommDb, //< Transitory state while waiting for CommDb access |
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153 ESmspReceiveModeNotifyOnEvent, //< Wait for notification from property when Bearer changes |
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154 ESmspReceiveModeSet //< Setting the Receive Mode on the TSY |
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155 } iState; |
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156 |
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157 // When notified that the CommDB has been changed we must re-read SMS_RECEIVE_MODE. Possibly this can transitorily |
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158 // fail due to power-up race condition, etc. Hence this suppoer for retrying briefly |
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159 TInt iCommDbRetryCount; //< Count of retry attempts before giving up |
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160 RTimer iCommDbRetryTimer; |
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161 RMobileSmsMessaging::TMobileSmsReceiveMode iSmsReceiveModeLastSet; //< Used in the event that CommDb can't be read (rather than simply applying default) |
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162 |
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163 const RMobileSmsMessaging::TMobileSmsCapsV1& iSmsCaps; //< TSY SMS Capabilities |
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164 }; |
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165 |
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166 #endif // !defined SMSPCDB_H__ |