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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 // GBATTERY.CPP |
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15 // Queries the ME battery. Retrieves charge level and battery status |
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16 // |
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17 // |
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18 |
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19 #include <et_phone.h> |
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20 #include "Mbattery.h" |
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21 #include "mSLOGGER.H" |
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22 #include "ATIO.H" |
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23 #include "Matstd.h" |
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24 |
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25 CATGetBattery* CATGetBattery::NewL(CATIO* aIo,CTelObject* aTelObject,CATInit* aInit,CPhoneGlobals* aPhoneGlobals) |
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26 { |
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27 CATGetBattery* battery = new(ELeave) CATGetBattery(aIo, aTelObject, aInit, aPhoneGlobals); |
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28 CleanupStack::PushL(battery); |
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29 battery->ConstructL(); |
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30 CleanupStack::Pop(); |
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31 return battery; |
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32 } |
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33 |
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34 CATGetBattery::CATGetBattery(CATIO* aIo, CTelObject* aTelObject, CATInit* aInit,CPhoneGlobals* aPhoneGlobals) |
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35 : CATCommands(aIo,aTelObject,aInit,aPhoneGlobals),iPhoneGlobals(aPhoneGlobals) |
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36 {} |
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37 |
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38 void CATGetBattery::ConstructL() |
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39 { |
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40 CATCommands::ConstructL(); |
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41 } |
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42 |
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43 CATGetBattery::~CATGetBattery() |
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44 { |
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45 iIo->RemoveExpectStrings(this); |
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46 iOKExpectString=NULL; |
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47 iErrorExpectString=NULL; |
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48 } |
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49 |
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50 void CATGetBattery::Start(TTsyReqHandle aTsyReqHandle,TAny* aParams) |
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51 { |
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52 LOGTEXT(_L8("MMTsy:\tCATGetBattery:\tStarting ME Battery query.")); |
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53 iReqHandle = aTsyReqHandle; |
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54 iBatteryInfo = (RMobilePhone::TMobilePhoneBatteryInfoV1*) aParams; |
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55 iTxBuffer.Format(KGetBatteryChargeCommand); |
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56 iIo->Write(this, iTxBuffer); |
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57 iIo->SetTimeOut(this, 5000); |
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58 iState=EATBatteryWaitForWriteComplete; |
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59 } |
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60 |
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61 void CATGetBattery::EventSignal(TEventSource aSource) |
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62 { |
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63 if (aSource==ETimeOutCompletion) |
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64 { |
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65 LOGTEXT(_L8("MMTsy:\tCATGetBattery:\tTimeout Error during battery-strength query")); |
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66 RemoveStdExpectStrings(); |
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67 Complete(KErrTimedOut,aSource); |
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68 return; |
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69 } |
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70 |
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71 switch(iState) |
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72 { |
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73 case EATBatteryWaitForWriteComplete: |
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74 __ASSERT_ALWAYS(aSource==EWriteCompletion,Panic(EATCommand_IllegalCompletionWriteExpected)); |
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75 { |
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76 iIo->WriteAndTimerCancel(this); |
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77 StandardWriteCompletionHandler(aSource, 5); |
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78 iState=EATBatteryReadComplete; |
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79 } |
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80 break; |
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81 |
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82 case EATBatteryReadComplete: |
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83 __ASSERT_ALWAYS(aSource==EReadCompletion,Panic(EATCommand_IllegalCompletionReadExpected)); |
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84 { |
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85 iIo->WriteAndTimerCancel(this); |
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86 TInt ret(ValidateExpectString()); |
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87 RemoveStdExpectStrings(); |
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88 if (ret) |
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89 { |
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90 iBatteryInfo->iStatus = RMobilePhone::EPowerStatusUnknown; |
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91 Complete(ret,aSource); |
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92 return; |
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93 } |
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94 TRAP(ret,ParseBatteryResponseL()); |
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95 Complete(ret,aSource); |
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96 } |
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97 break; |
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98 |
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99 default: |
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100 break; |
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101 }//switch |
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102 }//EventSignal |
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103 |
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104 void CATGetBattery::Stop(TTsyReqHandle aTsyReqHandle) |
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105 { |
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106 __ASSERT_ALWAYS(aTsyReqHandle == iReqHandle, Panic(EIllegalTsyReqHandle)); |
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107 LOGTEXT2(_L8("CATGetBattery::Stop - Cancelling from state %d"), iState); |
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108 |
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109 if (iState==EATBatteryWaitForWriteComplete) |
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110 { |
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111 Complete(KErrCancel, EReadCompletion); |
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112 } |
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113 // else do nothing because we have already sent the AT command |
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114 // or have not actually started doing anything! |
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115 } |
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116 |
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117 void CATGetBattery::Complete(TInt aError,TEventSource aSource) |
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118 { |
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119 iIo->WriteAndTimerCancel(this); |
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120 iIo->RemoveExpectStrings(this); |
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121 iOKExpectString = NULL; |
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122 iErrorExpectString = NULL; |
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123 |
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124 CATCommands::Complete(aError,aSource); |
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125 iTelObject->ReqCompleted(iReqHandle, aError); |
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126 |
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127 LOGTEXT2(_L8("MMTsy:CATGetBattery:\tCATGetBattery completed with error code : %d"), aError); |
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128 iState = EATNotInProgress; |
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129 } |
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130 |
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131 void CATGetBattery::CompleteWithIOError(TEventSource /*aSource*/,TInt aStatus) |
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132 { |
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133 if (iState!=EATNotInProgress) |
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134 { |
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135 iIo->WriteAndTimerCancel(this); |
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136 iTelObject->ReqCompleted(iReqHandle, aStatus); |
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137 iState = EATNotInProgress; |
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138 } |
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139 } |
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140 |
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141 void CATGetBattery::ParseBatteryResponseL() |
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142 { |
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143 ParseBufferLC(); |
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144 CATParamListEntry* entry; |
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145 TDblQueIter<CATParamListEntry> iter(iRxResults); |
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146 TBool first = ETrue; |
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147 TUint iCounter = 0; |
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148 TInt ret; |
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149 |
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150 while (entry = iter++, entry != NULL) |
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151 { |
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152 if (first) |
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153 { |
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154 first = EFalse; |
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155 while (entry->iResultPtr != KCBCResponseString) |
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156 { |
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157 entry->Deque(); |
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158 delete entry; |
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159 entry = iter++; |
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160 if (entry == NULL) |
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161 { |
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162 CleanupStack::PopAndDestroy(); |
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163 User::Leave(KErrNotFound); |
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164 } |
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165 } //while |
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166 LOGTEXT(_L8("MMTsy:\tCATGetBattery:\tFound +CBC string!")); |
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167 iCounter = 1; |
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168 } |
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169 else |
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170 { |
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171 TLex8 aLex((entry->iResultPtr).Ptr()); |
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172 if (iCounter == 1) |
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173 { |
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174 TInt batteryStatus; |
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175 ret = aLex.Val(batteryStatus); |
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176 if (ret == KErrNone) |
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177 // Have to convert the answer from the AT command format |
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178 // to multimode representation. |
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179 iBatteryInfo->iStatus = ConvertBatteryStatus(batteryStatus); |
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180 |
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181 } |
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182 else if (iCounter == 2) |
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183 ret = aLex.Val(iBatteryInfo->iChargeLevel); |
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184 iCounter++; |
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185 }//else |
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186 entry->Deque(); |
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187 delete entry; |
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188 }//while |
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189 CleanupStack::PopAndDestroy(); |
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190 }//ParseBatteryResponseL |
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191 |
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192 RMobilePhone::TMobilePhoneBatteryStatus CATGetBattery::ConvertBatteryStatus(TInt aBatteryStatus) |
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193 |
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194 /** * Converts the batterey status from ETSI standard to multimode representation * |
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195 * This method returns the proper multimode representation for the battery status. |
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196 * @param aBatteryStatus points to a value representing the battery status the ETSI way(0 - 3, ). |
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197 * @return Returns the battery status in multimode representation. |
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198 */ |
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199 |
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200 { |
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201 switch (aBatteryStatus) |
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202 { |
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203 case 0: |
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204 return RMobilePhone::EPoweredByBattery; // equal to 1 |
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205 case 1: |
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206 return RMobilePhone::EBatteryConnectedButExternallyPowered; // equal to 2 |
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207 case 2: |
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208 return RMobilePhone::ENoBatteryConnected; // equal to 3 |
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209 case 3: |
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210 return RMobilePhone::EPowerFault; // equal to 4 |
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211 default: |
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212 return RMobilePhone::EPowerStatusUnknown; //equal to 0 |
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213 } |
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214 } |