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1 /* |
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2 * Copyright (c) 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: A local representation of the operation 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 // INCLUDE FILES |
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21 #include <EPos_Landmarks.h> |
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22 #include <EPos_LandmarksErrors.h> |
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23 #include "EPos_CPosLmLocalOperation.h" |
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24 #include "EPos_TPosOperationStatus.h" |
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25 |
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26 // ================= MEMBER FUNCTIONS ======================= |
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27 |
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28 // C++ default constructor can NOT contain any code, that |
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29 // might leave. |
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30 // |
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31 EXPORT_C CPosLmLocalOperation::CPosLmLocalOperation(CPosLmLocalDatabase& aDb) : |
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32 CPosLmOperation(), |
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33 iDb(&aDb), |
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34 iOperationStatus(EOperationNotStarted) |
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35 { |
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36 } |
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37 |
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38 // ----------------------------------------------------------------------------- |
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39 // CPosLmLocalOperation::BaseConstructL |
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40 // |
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41 // (other items were commented in a header). |
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42 // ----------------------------------------------------------------------------- |
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43 // |
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44 EXPORT_C void CPosLmLocalOperation::BaseConstructL() |
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45 { |
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46 } |
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47 |
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48 // Destructor |
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49 EXPORT_C CPosLmLocalOperation::~CPosLmLocalOperation() |
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50 { |
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51 if (iHasDbLock) |
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52 { |
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53 iDb->ReleaseLock(iLockType); |
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54 } |
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55 } |
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56 |
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57 // ----------------------------------------------------------------------------- |
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58 // CPosLmLocalOperation::NextStep |
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59 // |
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60 // (other items were commented in a header). |
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61 // ----------------------------------------------------------------------------- |
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62 // |
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63 EXPORT_C void CPosLmLocalOperation::NextStep( |
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64 TRequestStatus& aStatus, |
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65 TReal32& aProgress) |
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66 { |
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67 if (iOperationStatus == ESyncStarted || |
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68 iOperationStatus == EOperationCompleted) |
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69 { |
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70 Panic(KPosLandmarksClientPanic, EPosInvalidOperationMode); |
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71 } |
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72 |
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73 iOperationStatus = EAsyncStarted; |
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74 aStatus = KRequestPending; |
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75 |
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76 TInt status = KPosLmOperationNotComplete; |
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77 |
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78 aProgress = iProgress; |
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79 TRAPD(err, status = NextStepL(aProgress)); |
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80 iProgress = aProgress; |
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81 if (err != KErrNone) |
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82 { |
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83 status = err; |
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84 iOperationStatus = EOperationCompleted; |
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85 HandleError(err); |
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86 } |
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87 if (status == KErrNone) |
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88 { |
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89 iProgress = 1.0; |
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90 aProgress = iProgress; |
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91 iOperationStatus = EOperationCompleted; |
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92 HandleOperationCompleted(); |
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93 } |
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94 |
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95 TRequestStatus* clientStatus = &aStatus; |
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96 User::RequestComplete(clientStatus, status); |
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97 } |
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98 |
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99 // ----------------------------------------------------------------------------- |
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100 // CPosLmLocalOperation::ExecuteL |
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101 // |
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102 // (other items were commented in a header). |
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103 // ----------------------------------------------------------------------------- |
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104 // |
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105 EXPORT_C void CPosLmLocalOperation::ExecuteL() |
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106 { |
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107 if (iOperationStatus != EOperationNotStarted) |
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108 { |
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109 Panic(KPosLandmarksClientPanic, EPosInvalidOperationMode); |
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110 } |
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111 |
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112 iOperationStatus = ESyncStarted; |
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113 |
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114 TInt status = KPosLmOperationNotComplete; |
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115 |
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116 while (status != KErrNone) |
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117 { |
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118 TRAPD(err, status = NextStepL(iProgress)); |
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119 |
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120 __ASSERT_DEBUG(err != KErrNone || err == KErrNone && |
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121 (status == KErrNone || status == KPosLmOperationNotComplete), |
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122 Panic(KPosLandmarksClientPanic, EPosInvalidOperationMode)); |
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123 |
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124 if (err != KErrNone) |
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125 { |
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126 HandleError(err); |
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127 User::LeaveIfError(err); |
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128 } |
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129 |
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130 } |
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131 |
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132 iOperationStatus = EOperationCompleted; |
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133 HandleOperationCompleted(); |
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134 } |
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135 |
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136 // ----------------------------------------------------------------------------- |
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137 // CPosLmLocalOperation::HandleOperationCompleted |
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138 // |
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139 // (other items were commented in a header). |
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140 // ----------------------------------------------------------------------------- |
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141 // |
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142 void CPosLmLocalOperation::HandleOperationCompleted() |
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143 { |
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144 } |
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145 |
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146 // ----------------------------------------------------------------------------- |
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147 // CPosLmLocalOperation::Progress |
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148 // |
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149 // (other items were commented in a header). |
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150 // ----------------------------------------------------------------------------- |
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151 // |
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152 TReal32 CPosLmLocalOperation::Progress() |
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153 { |
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154 return iProgress; |
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155 } |
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156 |
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157 // ----------------------------------------------------------------------------- |
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158 // CPosLmLocalOperation::AquireLockL |
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159 // |
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160 // (other items were commented in a header). |
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161 // ----------------------------------------------------------------------------- |
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162 // |
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163 EXPORT_C void CPosLmLocalOperation::AquireLockL( |
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164 CPosLmLocalDatabase::TLockType aLockType) |
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165 { |
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166 iDb->AquireLockL(aLockType); |
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167 iHasDbLock = ETrue; |
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168 iLockType = aLockType; |
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169 } |
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170 |
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171 // ----------------------------------------------------------------------------- |
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172 // CPosLmLocalOperation::ReleaseLock |
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173 // |
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174 // (other items were commented in a header). |
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175 // ----------------------------------------------------------------------------- |
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176 // |
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177 EXPORT_C TInt CPosLmLocalOperation::ReleaseLock() |
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178 { |
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179 if (iHasDbLock) |
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180 { |
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181 TInt status = iDb->ReleaseLock(iLockType); |
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182 if (status == KErrNone) |
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183 { |
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184 iHasDbLock = EFalse; |
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185 } |
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186 return status; |
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187 } |
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188 return KErrNone; |
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189 } |
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190 |
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191 // End of File |