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1 // Copyright (c) 1999-2009 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 // |
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15 |
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16 #ifdef SYMBIAN_ENABLE_SPLIT_HEADERS |
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17 #include "vwsinternal.h" |
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18 #include "vwsdefpartner.h" |
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19 #endif //SYMBIAN_ENABLE_SPLIT_HEADERS |
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20 #include "VWSEVENT.H" |
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21 #include "VWSERVER.H" |
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22 #include "VWSDEBUG.H" |
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23 #include "VWSPRIV.H" |
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24 #include "vwspatchdata.h" |
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25 |
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26 #include <u32hal.h> |
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27 |
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28 |
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29 |
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30 // |
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31 // class CVwsThreadWatcher |
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32 // |
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33 |
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34 CVwsThreadWatcher::~CVwsThreadWatcher() |
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35 { |
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36 Cancel(); |
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37 iThread.Close(); |
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38 } |
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39 |
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40 CVwsThreadWatcher::CVwsThreadWatcher() |
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41 : CActive(EPriorityStandard) |
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42 { |
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43 } |
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44 |
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45 TInt CVwsThreadWatcher::StartWatching(const TThreadId& aThreadId, const TCallBack& aCallBack) |
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46 { |
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47 iCallBack=aCallBack; |
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48 if(aThreadId!=iThread.Id()) |
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49 { |
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50 if(IsAdded()) |
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51 { |
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52 Deque(); |
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53 iThread.Close(); |
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54 } |
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55 TInt err=iThread.Open(aThreadId); |
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56 if (err==KErrNone) |
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57 { |
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58 CActiveScheduler::Add(this); |
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59 iThread.Logon(iStatus); |
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60 SetActive(); |
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61 } |
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62 return err; |
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63 } |
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64 return KErrNone; |
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65 } |
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66 |
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67 void CVwsThreadWatcher::DoCancel() |
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68 { |
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69 iThread.LogonCancel(iStatus); |
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70 } |
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71 |
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72 void CVwsThreadWatcher::RunL() |
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73 { |
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74 iCallBack.CallBack(); |
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75 } |
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76 |
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77 |
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78 // |
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79 // CVwsEventTimer. |
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80 // |
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81 |
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82 CVwsEventTimer::~CVwsEventTimer() |
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83 { |
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84 delete iPeriodic; |
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85 } |
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86 |
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87 CVwsEventTimer* CVwsEventTimer::NewLC(const TTimeIntervalMicroSeconds32& aClientRequestTimeOut, const TTimeIntervalMicroSeconds32& aServerEventTimeOut) |
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88 { // static |
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89 CVwsEventTimer* self = new(ELeave) CVwsEventTimer(aClientRequestTimeOut, aServerEventTimeOut); |
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90 CleanupStack::PushL(self); |
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91 self->ConstructL(); |
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92 return self; |
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93 } |
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94 |
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95 CVwsEventTimer::CVwsEventTimer(const TTimeIntervalMicroSeconds32& aClientRequestTimeOut, const TTimeIntervalMicroSeconds32& aServerEventTimeOut) |
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96 : iClientRequestTimeOut(aClientRequestTimeOut), |
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97 iServerEventTimeOut(aServerEventTimeOut), |
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98 iTimeOutState(EUndefined), |
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99 iScreenDeviceChangeEvent(EFalse) |
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100 {} |
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101 |
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102 void CVwsEventTimer::ConstructL() |
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103 { |
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104 iPeriodic=CPeriodic::NewL(0); |
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105 } |
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106 |
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107 void CVwsEventTimer::Start(MVwsEventTimerObserver* aObserver,const TBool& aScreenDeviceChangeEvent) |
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108 { |
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109 iObserver=aObserver; |
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110 |
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111 if (iPeriodic->IsActive()) |
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112 { |
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113 iPeriodic->Cancel(); |
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114 } |
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115 |
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116 TTimeIntervalMicroSeconds32 firstDelay(0); |
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117 iTimeOutState=EUndefined; |
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118 |
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119 if (iClientRequestTimeOut < iServerEventTimeOut) |
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120 { |
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121 iTimeOutState=EClientRequestTimeOut; |
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122 firstDelay=iClientRequestTimeOut; |
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123 } |
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124 else |
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125 { |
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126 iTimeOutState=EServerEventTimeOut; |
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127 firstDelay=iServerEventTimeOut; |
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128 } |
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129 |
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130 TTimeIntervalMicroSeconds32 delay(firstDelay); |
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131 iPeriodic->Start(delay,delay,TCallBack(TimerCallBack,this)); |
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132 iScreenDeviceChangeEvent = aScreenDeviceChangeEvent; |
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133 |
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134 } |
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135 |
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136 TInt CVwsEventTimer::TimerCallBack(TAny* aSelf) |
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137 { // static |
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138 REINTERPRET_CAST(CVwsEventTimer*,aSelf)->DoTimerCallBack(); |
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139 return 0; |
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140 } |
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141 |
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142 void CVwsEventTimer::DoTimerCallBack() |
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143 { |
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144 if (iPeriodic != NULL && iPeriodic->IsActive()) |
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145 { |
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146 iPeriodic->Cancel(); |
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147 } |
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148 if (iScreenDeviceChangeEvent && iObserver) |
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149 { |
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150 iObserver->HandleTimeOut(iTimeOutState); |
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151 } |
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152 else |
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153 { |
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154 if (iObserver) |
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155 { |
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156 iObserver->HandleTimeOut(iTimeOutState); |
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157 } |
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158 if (iTimeOutState == EClientRequestTimeOut || iTimeOutState == EIntermediateEventTimeOut) |
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159 { |
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160 TTimeIntervalMicroSeconds32 delay; |
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161 if (iTimeOutState == EClientRequestTimeOut) |
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162 { |
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163 //Normal delay is given before considering boosting the priority of an application |
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164 delay = iServerEventTimeOut.Int()-iClientRequestTimeOut.Int(); |
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165 iTimeOutState = EIntermediateEventTimeOut; |
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166 } |
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167 else |
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168 { |
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169 //Delay of KTimeoutValueForPreemptedProcess is given after boosting priority of an application |
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170 TUint8 patchableConst = KTimeoutValueForPreemptedProcess; |
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171 #ifdef __WINS__ |
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172 // For the emulator allow the constant to be patched via epoc.ini |
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173 UserSvr::HalFunction(EHalGroupEmulator, EEmulatorHalIntProperty, |
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174 (TAny*)"KTimeoutValueForPreemptedProcess", &patchableConst); // read emulator property (if present) |
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175 #endif |
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176 delay = patchableConst; |
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177 iTimeOutState = EServerEventTimeOut; |
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178 } |
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179 |
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180 iPeriodic->Start(delay,delay,TCallBack(TimerCallBack,this)); |
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181 } |
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182 } |
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183 } |
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184 |
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185 // |
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186 // CVwsServerEvent. |
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187 // |
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188 |
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189 CVwsServerEvent::CVwsServerEvent(CVwsServer& aServer,TType aType,CVwsEventQueue& aQueue) |
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190 :CVwsEvent(aType,aQueue),iServer(aServer) |
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191 { |
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192 } |
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193 |
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194 CVwsServerEvent::~CVwsServerEvent() |
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195 { |
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196 if (iObserved) |
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197 { |
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198 iObserved->NullifyObserver(); |
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199 } |
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200 } |
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201 |
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202 |
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203 void CVwsServerEvent::HandleLastOnQueue() |
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204 { |
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205 iServer.HandleLastServerEventOnQueue(); |
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206 } |
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207 |
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208 |
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209 // |
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210 // CVwsServerEvent_Activate. |
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211 // |
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212 |
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213 CVwsServerEvent_Activate::CVwsServerEvent_Activate(CVwsServer& aServer,TType aType,CVwsEventQueue& aQueue,const TVwsViewId& aViewIdToActivate,CVwsClientMessage* aClientMessage,const RMessage2& aMessage,const TThreadId& aClientThreadId,TVwsCompleteRequest aCompleteRequest,CVwsThreadWatcher* aThreadWatcher,CVwsEventTimer* aEventTimer,const RThread& aThreadOfClientInitiatingViewSwitch) |
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214 : CVwsServerEvent(aServer,aType,aQueue), |
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215 iViewIdToActivate(aViewIdToActivate), |
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216 iClientMessage(aClientMessage), |
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217 iNewViewClientThreadId(0), |
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218 iCompleteRequest(aCompleteRequest), |
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219 iClientThreadId(aClientThreadId), |
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220 iMessage(aMessage), |
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221 iThreadWatcher(aThreadWatcher), |
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222 iEventTimer(aEventTimer), |
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223 iThreadOfClientInitiatingViewSwitch(aThreadOfClientInitiatingViewSwitch) |
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224 { |
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225 } |
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226 |
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227 CVwsServerEvent_Activate::~CVwsServerEvent_Activate() |
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228 { |
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229 delete iClientMessage; |
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230 delete iThreadWatcher; |
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231 delete iEventTimer; |
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232 iThreadOfClientInitiatingViewSwitch.Close(); |
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233 } |
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234 |
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235 void CVwsServerEvent_Activate::HandleTimeOut(CVwsEventTimer::TTimeOut aTimeOut) |
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236 { |
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237 if (aTimeOut==CVwsEventTimer::EServerEventTimeOut && iServer.IsServerEventTimeOutEnabled()) |
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238 { |
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239 if (iState==EActivationRequested) |
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240 { |
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241 LOG3(CVwsLog::ENormal,_L("PANIC CLIENT \"%x\" for timing out activation view event - activation request was not completed"),iViewIdToActivate.iAppUid.iUid); |
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242 if (TUint(iNewViewClientThreadId)!=0) |
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243 { |
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244 CVwsSession* newViewSession=iServer.SessionByThreadId(iNewViewClientThreadId); |
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245 if (newViewSession) |
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246 { |
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247 if (iServer.IsPriorityBoostBeforePanicEnabled()) |
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248 { |
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249 if (iServer.InitializationFinished()) |
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250 { |
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251 newViewSession->PanicClient(EVwsViewActivationEventTimeOut); |
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252 } |
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253 } |
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254 else |
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255 { |
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256 newViewSession->PanicClient(EVwsViewActivationEventTimeOut); |
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257 } |
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258 } |
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259 } |
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260 } |
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261 else if (iState==EDeactivationRequested) |
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262 { |
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263 LOG3(CVwsLog::ENormal,_L("PANIC CLIENT \"%x\" for timing out activation view event - deactivation request was not completed"),iServer.ActiveView().iAppUid.iUid); |
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264 CVwsSession* sessionWithActiveView=iServer.ActiveViewSession(); |
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265 if (sessionWithActiveView) |
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266 { |
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267 if (iServer.IsPriorityBoostBeforePanicEnabled()) |
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268 { |
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269 if (iServer.InitializationFinished()) |
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270 { |
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271 sessionWithActiveView->PanicClient(EVwsViewDeactivationEventTimeOut); |
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272 } |
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273 } |
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274 else |
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275 { |
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276 sessionWithActiveView->PanicClient(EVwsViewDeactivationEventTimeOut); |
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277 } |
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278 } |
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279 } |
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280 else |
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281 { |
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282 LOG4(CVwsLog::EQuiet,_L("Aborting activation of view \"%x,%x\" - server event processing timed-out"),iViewIdToActivate.iAppUid.iUid,iViewIdToActivate.iViewUid.iUid); |
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283 Complete(KErrCancel); |
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284 } |
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285 } |
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286 else if (aTimeOut==CVwsEventTimer::EClientRequestTimeOut) |
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287 { |
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288 LOG2(CVwsLog::ELoud,_L("Activation event timer has passed client request time-out")); |
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289 if (iCompleteRequest==ECompleteRequest && iServer.SessionByThreadId(iClientThreadId)!=NULL) |
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290 { |
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291 LOG2(CVwsLog::ELoud,_L("Client request timed-out - silently completing request")); |
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292 iCompleteRequest=EDoNotCompleteRequest; |
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293 iMessage.Complete(KErrNone); |
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294 } |
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295 } |
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296 else if (aTimeOut==CVwsEventTimer::EIntermediateEventTimeOut) |
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297 { |
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298 if (iState==EActivationRequested) |
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299 { |
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300 iServer.BoostPriority(iServer.SessionByThreadId(iNewViewClientThreadId)); |
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301 } |
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302 else if (iState==EDeactivationRequested) |
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303 { |
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304 iServer.BoostPriority(iServer.ActiveViewSession()); |
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305 } |
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306 } |
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307 |
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308 } |
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309 |
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310 void CVwsServerEvent_Activate::ProcessEventL() |
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311 { |
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312 LOG4(CVwsLog::ELoud,_L("Starting to process activation of \"%x,%x\""),iViewIdToActivate.iAppUid.iUid,iViewIdToActivate.iViewUid.iUid); |
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313 |
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314 RequestActivateNewView(); |
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315 } |
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316 |
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317 #ifdef _DEBUG |
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318 void CVwsServerEvent_Activate::RequestCompleted(TRequestType aType,TInt aError,const RMessage2&) |
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319 #else |
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320 void CVwsServerEvent_Activate::RequestCompleted(TRequestType /*aType*/,TInt aError,const RMessage2&) |
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321 #endif // _DEBUG |
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322 { |
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323 switch (iState) |
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324 { |
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325 case EPending: |
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326 ASSERT(EFalse); |
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327 break; |
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328 case EActivationRequested: |
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329 ASSERT(aType==MVwsSessionObserver::EActivation); |
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330 LOG5(CVwsLog::ELoud,_L("Session request complete [activation event state: EActivationRequested; view to activate: \"%x,%x\", error: %d]"),iViewIdToActivate.iAppUid.iUid,iViewIdToActivate.iViewUid.iUid,aError); |
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331 if (aError) |
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332 { |
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333 if (aError==KErrViewWrongMode) |
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334 { |
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335 RequestActivateSystemDefaultView(); |
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336 } |
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337 else |
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338 { |
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339 Complete(aError); |
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340 } |
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341 } |
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342 else |
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343 { |
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344 TVwsViewId viewToDeactivate(iServer.ActiveView()); |
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345 // When an application whose view has to be activated is in background, the currently active view will not be deactivated. |
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346 // Note: Switching between different views of the same application must be followed by deactivation of old view |
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347 if ((iMessage.Int3() && !(iServer.IsAppInForeground())) && (viewToDeactivate.iAppUid != iViewIdToActivate.iAppUid)) |
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348 { |
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349 LOG4(CVwsLog::ELoud,_L("\"%x,%x\", is activated at the background, so foreground view will not be deactivated"),iViewIdToActivate.iAppUid.iUid,iViewIdToActivate.iViewUid.iUid); |
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350 Complete(KErrNone); |
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351 } |
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352 else |
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353 { |
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354 RequestDeactivateOldView(); |
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355 } |
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356 } |
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357 break; |
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358 case ESystemDefaultActivationRequested: |
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359 ASSERT(aType==MVwsSessionObserver::EActivation); |
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360 if (aError) |
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361 { |
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362 LOG3(CVwsLog::EQuiet,_L("Failed to activate system default view, error: %d"),aError); |
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363 RequestActivateSystemDefaultView(); |
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364 } |
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365 else |
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366 { |
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367 RequestDeactivateOldView(); |
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368 } |
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369 break; |
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370 case EDeactivationRequested: |
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371 ASSERT(aType==MVwsSessionObserver::EDeactivation); |
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372 LOG5(CVwsLog::ELoud,_L("Session request complete [activation event state: EDeactivationRequested; view to activate: \"%x,%x\", error: %d]"),iViewIdToActivate.iAppUid.iUid,iViewIdToActivate.iViewUid.iUid,aError); |
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373 iServer.HandleDeactivation(iServer.ActiveView(),iViewIdToActivate); |
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374 Complete(KErrNone); |
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375 break; |
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376 default: |
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377 case EAppStartRequested: |
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378 ASSERT(EFalse); |
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379 } |
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380 |
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381 // Disable unused parameter warning under release builds |
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382 #pragma warning (disable: 4100) |
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383 } |
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384 #pragma warning (default: 4100) |
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385 |
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386 void CVwsServerEvent_Activate::NowObserving(CVwsSessionEvent* aObserved) |
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387 { |
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388 if(iObserved) |
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389 { |
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390 iObserved->NullifyObserver(); |
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391 } |
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392 iObserved = aObserved; |
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393 } |
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394 |
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395 void CVwsServerEvent_Activate::NullifyObserved() |
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396 { |
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397 iObserved = NULL; |
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398 } |
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399 |
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400 void CVwsServerEvent_Activate::HandleViewAdded(const TVwsViewId& aViewId, const TThreadId& aNewViewClientThreadId) |
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401 { |
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402 ASSERT(iState==EAppStartRequested); |
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403 if (aViewId.iAppUid==iViewIdToActivate.iAppUid |
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404 &&aViewId.iAppUid==aViewId.iViewUid) |
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405 { |
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406 iViewIdToActivate = aViewId; |
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407 } |
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408 if (aViewId==iViewIdToActivate) |
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409 { |
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410 iServer.SetViewAdditionObserver(NULL); |
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411 |
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412 // set iNewViewClientThreadId to indicate that the new view should come from the session specified if possible |
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413 iNewViewClientThreadId = aNewViewClientThreadId; |
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414 RequestActivateNewView(); |
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415 } |
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416 } |
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417 |
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418 void CVwsServerEvent_Activate::RequestActivateNewView() |
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419 { |
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420 CVwsSession* sessionWithNewView=iServer.SessionByThreadIdAndAppUid(iClientThreadId,iViewIdToActivate.iAppUid); |
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421 |
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422 // iNewViewClientThreadId may have been set by the caller to indicate a preference between |
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423 // sessions with the same App Uid |
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424 if (sessionWithNewView==NULL && iNewViewClientThreadId!=TThreadId(0)) |
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425 { |
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426 sessionWithNewView=iServer.SessionByThreadIdAndAppUid(iNewViewClientThreadId,iViewIdToActivate.iAppUid); |
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427 } |
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428 |
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429 if (sessionWithNewView==NULL) |
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430 { |
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431 sessionWithNewView=iServer.SessionByUid(iViewIdToActivate.iAppUid); |
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432 } |
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433 |
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434 if (sessionWithNewView==NULL || (sessionWithNewView && sessionWithNewView->IsExiting())) |
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435 { |
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436 RequestAppStart(); |
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437 } |
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438 else |
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439 { |
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440 iNewViewClientThreadId=sessionWithNewView->ClientThreadId(); |
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441 DoRequestActivateNewView(*sessionWithNewView); |
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442 } |
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443 } |
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444 |
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445 void CVwsServerEvent_Activate::RequestActivateSystemDefaultView() |
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446 { |
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447 iServer.GetSystemDefaultView(iViewIdToActivate); |
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448 CVwsSession* sessionWithSystemDefaultView=iServer.SessionByUid(iViewIdToActivate.iAppUid); |
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449 // need an empty client message |
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450 CVwsClientMessage* emptyClientMessage=CVwsClientMessage::New(); |
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451 if (emptyClientMessage==NULL) |
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452 { |
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453 Complete(KErrNoMemory); |
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454 } |
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455 |
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456 if (sessionWithSystemDefaultView) |
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457 { |
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458 iNewViewClientThreadId=sessionWithSystemDefaultView->ClientThreadId(); |
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459 RequestClientActivation(*sessionWithSystemDefaultView,emptyClientMessage,ESystemDefaultActivationRequested); |
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460 } |
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461 else if (iThreadWatcher==NULL) |
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462 { |
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463 // app died |
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464 StopActivationProfile(); |
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465 ASSERT(iState!=EAppStartRequested); // Already asked to start app once. |
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466 StartAppStartProfile(); |
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467 iServer.SetViewAdditionObserver(this); |
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468 TThreadId appThreadId; |
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469 iClientMessage = emptyClientMessage; |
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470 TInt err=iServer.StartApp(iViewIdToActivate.iAppUid,appThreadId); |
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471 if (err) |
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472 { |
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473 LOG3(CVwsLog::EQuiet,_L("App start FAILED with %d"),err); |
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474 Complete(err); |
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475 } |
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476 else |
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477 { |
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478 iState=EAppStartRequested; |
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479 } |
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480 } |
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481 else |
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482 { |
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483 delete emptyClientMessage; |
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484 } |
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485 } |
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486 |
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487 void CVwsServerEvent_Activate::RequestAppStart() |
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488 { |
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489 ASSERT(iState!=EAppStartRequested); // Already asked to start app once. |
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490 StartAppStartProfile(); |
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491 iServer.SetViewAdditionObserver(this); |
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492 TThreadId appThreadId; |
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493 TInt err=iServer.StartApp(iViewIdToActivate.iAppUid,appThreadId); |
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494 if (err) |
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495 { |
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496 LOG3(CVwsLog::EQuiet,_L("App start FAILED with %d"),err); |
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497 Complete(err); |
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498 } |
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499 else |
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500 { |
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501 iState=EAppStartRequested; |
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502 err=iThreadWatcher->StartWatching(appThreadId,TCallBack(&AppThreadWatcherCallBack,this)); |
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503 if (err) |
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504 { |
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505 LOG3(CVwsLog::EQuiet,_L("App start FAILED with %d"),err); |
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506 Complete(err); |
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507 } |
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508 } |
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509 } |
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510 |
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511 TInt CVwsServerEvent_Activate::AppThreadWatcherCallBack(TAny* aPtr) |
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512 // static |
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513 { |
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514 LOG2(CVwsLog::EQuiet,_L("App start FAILED with app client thread death")); |
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515 REINTERPRET_CAST(CVwsServerEvent_Activate*,aPtr)->Complete(KErrCancel); |
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516 return 0; |
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517 } |
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518 |
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519 TInt CVwsServerEvent_Activate::RequestClientActivation(CVwsSession& aSession,CVwsClientMessage* aClientMessage,TState aNewState) |
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520 { |
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521 TRAPD(error, |
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522 aSession.RequestClientActivationL(*this,iViewIdToActivate,iServer.ActiveView(),aClientMessage,iThreadOfClientInitiatingViewSwitch)); |
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523 if (error) |
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524 { |
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525 LOG3(CVwsLog::ELoud,_L("RequestClientActivationL FAILED with %d - unable to activate new view"),error); |
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526 if(aSession.IsLeaveAfterOwnershipTaken()) |
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527 { |
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528 aSession.ResetLeaveAfterOwnershipTaken(); |
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529 iClientMessage=NULL; |
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530 } |
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531 Complete(error); |
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532 } |
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533 else |
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534 { |
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535 iClientMessage=NULL; // The session is now the owner of the custom message buf. |
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536 iState=aNewState; |
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537 } |
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538 return error; |
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539 } |
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540 |
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541 void CVwsServerEvent_Activate::CustomCrossCheck(CVwsSession& aSessionWithNewView) |
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542 { |
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543 if (iClientMessage->iMessageId == KUidCustomCrossCheck && iClientMessage->iMessage == NULL) |
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544 { |
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545 iClientMessage->iMessageId = KNullUid; |
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546 TVwsViewId viewId; |
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547 if (aSessionWithNewView.GetTopView(viewId) == KErrNone) |
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548 { |
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549 #ifdef _DEBUG |
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550 if (iViewIdToActivate != viewId) |
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551 { |
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552 LOG4(CVwsLog::ELoud,_L("Cross check to \"%x,%x\""), viewId.iAppUid.iUid, viewId.iViewUid.iUid); |
|
553 } |
|
554 #endif //_DEBUG |
|
555 iViewIdToActivate = viewId; |
|
556 iClientMessage->iMessageId = KNullUid; |
|
557 } |
|
558 } |
|
559 } |
|
560 |
|
561 void CVwsServerEvent_Activate::DoRequestActivateNewView(CVwsSession& aSessionWithNewView) |
|
562 { |
|
563 StopAppStartProfile(); |
|
564 delete iThreadWatcher; |
|
565 iThreadWatcher=NULL; |
|
566 |
|
567 iEventTimer->Start(this,EFalse); |
|
568 |
|
569 if (iClientMessage) |
|
570 { |
|
571 CustomCrossCheck(aSessionWithNewView); |
|
572 } |
|
573 |
|
574 if (iServer.CheckViewExists(aSessionWithNewView.ClientThreadId(),iViewIdToActivate)==KErrNotFound) |
|
575 { |
|
576 LOG4(CVwsLog::EQuiet,_L("Aborting activation - view \"%x,%x\" not found"),iViewIdToActivate.iAppUid.iUid,iViewIdToActivate.iViewUid.iUid); |
|
577 Complete(KErrNotFound); |
|
578 return; |
|
579 } |
|
580 |
|
581 StartActivationProfile(); |
|
582 RequestClientActivation(aSessionWithNewView,iClientMessage,EActivationRequested); |
|
583 } |
|
584 |
|
585 void CVwsServerEvent_Activate::RequestDeactivateOldView() |
|
586 { |
|
587 StopActivationProfile(); |
|
588 TVwsViewId viewToDeactivate(iServer.ActiveView()); |
|
589 CVwsSession* sessionWithOldView=iServer.ActiveViewSession(); |
|
590 CVwsSession* sessionWithNewView=iServer.SessionByThreadIdAndAppUid(iClientThreadId,iViewIdToActivate.iAppUid); |
|
591 |
|
592 //If the client that is requesting view activation is same as the client which has the new active view, ie, reactivation of same view, |
|
593 //then the session with new active view is taken. |
|
594 if (sessionWithNewView==NULL && iNewViewClientThreadId!=TThreadId(0)) |
|
595 { |
|
596 sessionWithNewView=iServer.SessionByThreadIdAndAppUid(iNewViewClientThreadId,iViewIdToActivate.iAppUid); |
|
597 } |
|
598 |
|
599 if (sessionWithNewView==NULL) |
|
600 { |
|
601 sessionWithNewView=iServer.SessionByUid(iViewIdToActivate.iAppUid); |
|
602 } |
|
603 |
|
604 if (viewToDeactivate.iAppUid.iUid && (viewToDeactivate != iViewIdToActivate || sessionWithOldView != sessionWithNewView)) |
|
605 { |
|
606 if (sessionWithOldView==NULL) |
|
607 { // Session with old view has disconnected, so abort deactivation. |
|
608 LOG4(CVwsLog::ELoud,_L("Aborting deactivation of view \"%x,%x\" - client disconnected"),viewToDeactivate.iAppUid.iUid,viewToDeactivate.iViewUid.iUid); |
|
609 Complete(KErrNone); |
|
610 } |
|
611 else |
|
612 { |
|
613 TBool differentInstanceOfSameApp = EFalse; |
|
614 if (viewToDeactivate.iAppUid == iViewIdToActivate.iAppUid && sessionWithOldView != sessionWithNewView) |
|
615 differentInstanceOfSameApp = ETrue; |
|
616 TRAPD(err,sessionWithOldView->RequestClientDeactivationL(*this,viewToDeactivate,iViewIdToActivate, differentInstanceOfSameApp)); |
|
617 if (err) |
|
618 { |
|
619 LOG3(CVwsLog::ELoud,_L("RequestClientDeactivationL FAILED with %d - unable to deactivate currently active view"),err); |
|
620 Complete(err); |
|
621 } |
|
622 else |
|
623 { |
|
624 iState=EDeactivationRequested; |
|
625 } |
|
626 } |
|
627 } |
|
628 else |
|
629 { |
|
630 // No view to deactivate, so complete. |
|
631 LOG2(CVwsLog::ELoud,_L("Aborting deactivation - no view to deactivate")); |
|
632 Complete(KErrNone); |
|
633 } |
|
634 } |
|
635 |
|
636 void CVwsServerEvent_Activate::Complete(TInt aError) |
|
637 { |
|
638 LOG5(CVwsLog::ELoud,_L("Completing activation of \"%x,%x\" with %d"),iViewIdToActivate.iAppUid,iViewIdToActivate.iViewUid,aError); |
|
639 if (aError==KErrNone && TUint(iNewViewClientThreadId)!=0) |
|
640 { |
|
641 iServer.HandleActivation(iViewIdToActivate,iServer.ActiveView()); |
|
642 TVwsViewId viewToDeactivate(iServer.ActiveView()); |
|
643 // The active active viewid will be set in the server when |
|
644 // 1. Application whose view is getting activated is in foreground |
|
645 // 2. Switching between different views of the same application |
|
646 if(iServer.IsAppInForeground() || (iViewIdToActivate.iAppUid == viewToDeactivate.iAppUid)) |
|
647 { |
|
648 iServer.SetActiveView(iNewViewClientThreadId,iViewIdToActivate); |
|
649 } |
|
650 } |
|
651 iServer.SetViewAdditionObserver(NULL); |
|
652 if ((iCompleteRequest==ECompleteRequest) && (iServer.SessionByThreadId(iClientThreadId)!=NULL)) |
|
653 { |
|
654 if(!iMessage.IsNull()) |
|
655 { |
|
656 iMessage.Complete(aError); |
|
657 } |
|
658 } |
|
659 #ifdef __DO_LOGGING__ |
|
660 else if (iCompleteRequest==ECompleteRequest) |
|
661 { |
|
662 LOG2(CVwsLog::ELoud,_L("Client requesting activation not current - completing activation will not complete message handle")); |
|
663 } |
|
664 #endif |
|
665 ReportEventProcessed(); |
|
666 } |
|
667 |
|
668 void CVwsServerEvent_Activate::HandleSessionRemoval(const TThreadId& aClientThreadId) |
|
669 { |
|
670 TThreadId threadId(aClientThreadId); |
|
671 TBool iCancel=EFalse; |
|
672 if (iState==EDeactivationRequested) |
|
673 { |
|
674 CVwsSession* sessionWithActiveView=iServer.ActiveViewSession(); |
|
675 if (sessionWithActiveView && threadId==sessionWithActiveView->ClientThreadId()) |
|
676 { |
|
677 LOG2(CVwsLog::ELoud,_L("Client with active view removed while session deactivation request outstanding")); |
|
678 iCancel=ETrue; |
|
679 } |
|
680 #ifdef __DO_LOGGING__ |
|
681 else if (threadId==iNewViewClientThreadId) |
|
682 { |
|
683 LOG2(CVwsLog::ELoud,_L("Client with new view removed while session deactivation request outstanding - waiting for deactivation to complete")); |
|
684 } |
|
685 #endif |
|
686 } |
|
687 else if (threadId==iNewViewClientThreadId) |
|
688 { |
|
689 LOG2(CVwsLog::ELoud,_L("Client with new view removed")); |
|
690 iCancel=ETrue; |
|
691 } |
|
692 if (iCancel) |
|
693 { |
|
694 LOG2(CVwsLog::ELoud,_L("Client removal means activation event will not complete normally - activation cancelled")); |
|
695 Complete(KErrCancel); |
|
696 } |
|
697 } |
|
698 |
|
699 void CVwsServerEvent_Activate::StartAppStartProfile() |
|
700 { |
|
701 ASSERT(iWhichProfile==ENone); |
|
702 iWhichProfile=EAppStart; |
|
703 } |
|
704 |
|
705 void CVwsServerEvent_Activate::StopAppStartProfile() |
|
706 { |
|
707 if (iWhichProfile==EAppStart) |
|
708 { |
|
709 iWhichProfile=ENone; |
|
710 } |
|
711 } |
|
712 |
|
713 void CVwsServerEvent_Activate::StartActivationProfile() |
|
714 { |
|
715 ASSERT(iWhichProfile==ENone); |
|
716 iWhichProfile=EActivation; |
|
717 } |
|
718 |
|
719 void CVwsServerEvent_Activate::StopActivationProfile() |
|
720 { |
|
721 if (iWhichProfile==EActivation) |
|
722 { |
|
723 iWhichProfile=ENone; |
|
724 } |
|
725 } |
|
726 |
|
727 |
|
728 // |
|
729 // CVwsServerEvent_ScreenDeviceChanged. |
|
730 // |
|
731 |
|
732 CVwsServerEvent_ScreenDeviceChanged::CVwsServerEvent_ScreenDeviceChanged(CVwsServer& aServer,CVwsEventQueue& aQueue,CVwsThreadWatcher* aThreadWatcher,CVwsEventTimer* aEventTimer) |
|
733 : CVwsServerEvent_Activate(aServer,CVwsServerEvent::ERejectPairs,aQueue,KNullViewId,NULL,RMessage2(),0,EDoNotCompleteRequest,aThreadWatcher,aEventTimer,RThread()), |
|
734 iThreadWatcher(aThreadWatcher) ,iEventTimer(aEventTimer) |
|
735 { |
|
736 } |
|
737 |
|
738 CVwsServerEvent_ScreenDeviceChanged::~CVwsServerEvent_ScreenDeviceChanged() |
|
739 { |
|
740 } |
|
741 |
|
742 void CVwsServerEvent_ScreenDeviceChanged::ProcessEventL() |
|
743 { |
|
744 LOG2(CVwsLog::ELoud,_L("Started processing of screen device changed event")); |
|
745 if(iServer.ActiveViewSession()!=NULL) |
|
746 { |
|
747 TThreadId activeClientThread = iServer.ActiveViewSession()->ClientThreadId(); |
|
748 TRAPD(err,iThreadWatcher->StartWatching(activeClientThread,TCallBack(&AppThreadWatcherCallBack,this))); |
|
749 iEventTimer->Start(this,ETrue); |
|
750 if (err) |
|
751 { |
|
752 Complete(err); |
|
753 } |
|
754 } |
|
755 TVwsViewId activeView(iServer.ActiveView()); |
|
756 if (activeView.iAppUid.iUid) |
|
757 { |
|
758 RequestChangeNotification(); |
|
759 } |
|
760 else |
|
761 { |
|
762 LOG2(CVwsLog::ELoud,_L("No active view, so ignoring screen device changed event")); |
|
763 Complete(KErrNone); |
|
764 } |
|
765 } |
|
766 TInt CVwsServerEvent_ScreenDeviceChanged::AppThreadWatcherCallBack(TAny* aPtr) |
|
767 // static |
|
768 { |
|
769 LOG2(CVwsLog::ELoud,_L("Client thread died while processing Screendevice change event")); |
|
770 REINTERPRET_CAST(CVwsServerEvent_ScreenDeviceChanged*,aPtr)->Complete(KErrCancel); |
|
771 return 0; |
|
772 } |
|
773 |
|
774 void CVwsServerEvent_ScreenDeviceChanged::RequestCompleted(TRequestType aType,TInt aError,const RMessage2& aMessage) |
|
775 { |
|
776 switch (iScreenDeviceNotificationState) |
|
777 { |
|
778 case EPending: |
|
779 ASSERT(EFalse); |
|
780 break; |
|
781 case EScreenDeviceChangeNotificationRequested: |
|
782 { |
|
783 ASSERT(aType==EScreenDeviceChangeNotification); |
|
784 TRAPD(err,RequestActivationAsRequiredL(aMessage)); |
|
785 if (err) |
|
786 { |
|
787 LOG3(CVwsLog::ELoud,_L("CVwsClientMessage::NewL FAILED with %d, unable to activate view in responce to screen device changed event"),err); |
|
788 RequestActivateSystemDefaultView(); |
|
789 } |
|
790 } |
|
791 break; |
|
792 case EViewActivationRequested: |
|
793 case EDefaultSystemViewActivationRequested: |
|
794 CVwsServerEvent_Activate::RequestCompleted(aType,aError,aMessage); |
|
795 break; |
|
796 default: |
|
797 ASSERT(EFalse); |
|
798 } |
|
799 |
|
800 // Disable unused parameter warning under release builds |
|
801 #pragma warning (disable: 4100) |
|
802 } |
|
803 #pragma warning (default: 4100) |
|
804 |
|
805 void CVwsServerEvent_ScreenDeviceChanged::NowObserving(CVwsSessionEvent* aObserved) |
|
806 { |
|
807 if(iObserved) |
|
808 { |
|
809 iObserved->NullifyObserver(); |
|
810 } |
|
811 iObserved = aObserved; |
|
812 } |
|
813 |
|
814 void CVwsServerEvent_ScreenDeviceChanged::NullifyObserved() |
|
815 { |
|
816 iObserved = NULL; |
|
817 } |
|
818 |
|
819 void CVwsServerEvent_ScreenDeviceChanged::RequestChangeNotification() |
|
820 { |
|
821 const TVwsViewId activeView(iServer.ActiveView()); |
|
822 CVwsSession* sessionWithActiveView=iServer.ActiveViewSession(); |
|
823 ASSERT(sessionWithActiveView); // Session with active view MUST be found. |
|
824 TRAPD(err,sessionWithActiveView->RequestScreenDeviceChangeNotificationL(*this,activeView)); |
|
825 if (err) |
|
826 { |
|
827 LOG3(CVwsLog::ELoud,_L("RequestScreenDeviceChangeNotificationL FAILED with %d, unable to notify screen device changed"),err); |
|
828 iScreenDeviceNotificationState=EDefaultSystemViewActivationRequested; |
|
829 RequestActivateSystemDefaultView(); |
|
830 } |
|
831 else |
|
832 { |
|
833 iScreenDeviceNotificationState=EScreenDeviceChangeNotificationRequested; |
|
834 } |
|
835 } |
|
836 |
|
837 void CVwsServerEvent_ScreenDeviceChanged::RequestActivationAsRequiredL(const RMessage2& aMessage) |
|
838 { |
|
839 TVwsViewIdAndMessageBuf viewToActivateBuf; |
|
840 aMessage.ReadL(2,viewToActivateBuf); |
|
841 TVwsViewIdAndMessage viewToActivate(viewToActivateBuf()); |
|
842 iViewIdToActivate=viewToActivate.iViewId; |
|
843 if (iViewIdToActivate==TVwsViewId()) |
|
844 { // Null view id, so ignore. |
|
845 Complete(KErrNone); |
|
846 } |
|
847 else if (iServer.IsViewActive(iViewIdToActivate)) |
|
848 { |
|
849 LOG4(CVwsLog::ELoud,_L("View \"%x,%x\" already active - aborting activation"),iViewIdToActivate.iAppUid.iUid,iViewIdToActivate.iViewUid.iUid); |
|
850 Complete(KErrNone); |
|
851 } |
|
852 else |
|
853 { |
|
854 iClientMessage=CVwsClientMessage::NewL(viewToActivate.iCustomMessageId,viewToActivate.iCustomMessageLength,aMessage,3); |
|
855 iScreenDeviceNotificationState=EViewActivationRequested; |
|
856 |
|
857 // Setting the iNewViewClientThreadId here indicates that if there are multiple sessions |
|
858 // with the same app uid and we are switching views within one app then the one with the |
|
859 // currently active view should be preferred |
|
860 iNewViewClientThreadId = iServer.ActiveViewSession()->ClientThreadId(); |
|
861 RequestActivateNewView(); |
|
862 } |
|
863 } |
|
864 |
|
865 #ifdef _DEBUG |
|
866 void CVwsServerEvent_ScreenDeviceChanged::Complete(TInt aError) |
|
867 #else |
|
868 void CVwsServerEvent_ScreenDeviceChanged::Complete(TInt /*aError*/) |
|
869 #endif // _DEBUG |
|
870 { |
|
871 LOG3(CVwsLog::ELoud,_L("Completed processing of screen device changed event with %d"),aError); |
|
872 ReportEventProcessed(); |
|
873 |
|
874 // Disable unused parameter warning under release builds |
|
875 #pragma warning (disable: 4100) |
|
876 } |
|
877 #pragma warning (default: 4100) |
|
878 |
|
879 void CVwsServerEvent_ScreenDeviceChanged::HandleAddedToQueue() |
|
880 { |
|
881 // display opaque intercepting window |
|
882 iServer.MakeInterceptingWindowVisibleAndUpdateScreen(); |
|
883 } |
|
884 |
|
885 void CVwsServerEvent_ScreenDeviceChanged::HandleSessionRemoval(const TThreadId& aClientThreadId) |
|
886 { |
|
887 switch (iScreenDeviceNotificationState) |
|
888 { |
|
889 case EScreenDeviceChangeNotificationRequested: |
|
890 { |
|
891 CVwsSession* sessionWithActiveView=iServer.ActiveViewSession(); |
|
892 if(sessionWithActiveView && aClientThreadId==sessionWithActiveView->ClientThreadId()) |
|
893 { |
|
894 LOG2(CVwsLog::ELoud,_L("Client with active view removed while screen device change request outstanding")); |
|
895 RequestActivateSystemDefaultView(); |
|
896 iScreenDeviceNotificationState=EDefaultSystemViewActivationRequested; |
|
897 } |
|
898 } |
|
899 case EViewActivationRequested: |
|
900 case EDefaultSystemViewActivationRequested: |
|
901 CVwsServerEvent_Activate::HandleSessionRemoval(aClientThreadId); |
|
902 break; |
|
903 case EPending: |
|
904 default: |
|
905 break; |
|
906 } |
|
907 } |
|
908 |
|
909 void CVwsServerEvent_ScreenDeviceChanged::HandleTimeOut(CVwsEventTimer::TTimeOut /*aTimeOut*/) |
|
910 { |
|
911 LOG2(CVwsLog::ELoud,_L("CVwsServerEvent_ScreenDeviceChanged view event timer has passed client request time-out")); |
|
912 switch (iScreenDeviceNotificationState) |
|
913 { |
|
914 case EScreenDeviceChangeNotificationRequested: |
|
915 Complete(KErrNone); |
|
916 break; |
|
917 |
|
918 case EViewActivationRequested: |
|
919 case EDefaultSystemViewActivationRequested: |
|
920 CVwsServerEvent_Activate::HandleTimeOut(CVwsEventTimer::EClientRequestTimeOut); |
|
921 break; |
|
922 |
|
923 case EPending: |
|
924 default: |
|
925 break; |
|
926 } |
|
927 } |
|
928 |
|
929 // |
|
930 // CVwsServerEvent_DeactivateActiveView. |
|
931 // |
|
932 |
|
933 CVwsServerEvent_DeactivateActiveView::CVwsServerEvent_DeactivateActiveView(CVwsServer& aServer,CVwsEventQueue& aQueue,const RMessage2& aMessage,const TThreadId& aClientThreadId,TVwsCompleteRequest aCompleteRequest,CVwsEventTimer* aEventTimer) |
|
934 : CVwsServerEvent(aServer,CVwsServerEvent::ENormal,aQueue), |
|
935 iMessage(aMessage), |
|
936 iClientThreadId(aClientThreadId), |
|
937 iCompleteRequest(aCompleteRequest), |
|
938 iEventTimer(aEventTimer) |
|
939 { |
|
940 } |
|
941 |
|
942 CVwsServerEvent_DeactivateActiveView::~CVwsServerEvent_DeactivateActiveView() |
|
943 { |
|
944 delete iEventTimer; |
|
945 } |
|
946 |
|
947 void CVwsServerEvent_DeactivateActiveView::ProcessEventL() |
|
948 { |
|
949 LOG2(CVwsLog::ELoud,_L("Started processing of deactivate active view event")); |
|
950 const TVwsViewId activeView(iServer.ActiveView()); |
|
951 |
|
952 //Check if the Cross Check UID is set, if it is then enable customised behaviour here |
|
953 if(iServer.CrossCheckUid()!=KNullUid) |
|
954 { |
|
955 CVwsSession* self = iServer.SessionByThreadId(iClientThreadId); |
|
956 CVwsSession* active = iServer.ActiveViewSession(); |
|
957 if (self != active) |
|
958 { |
|
959 LOG2(CVwsLog::ELoud,_L("Requested session does not have Active view, so ignoring deactivate active view event")); |
|
960 if(iCompleteRequest==ECompleteRequest&& iServer.SessionByThreadId(iClientThreadId)!=NULL) |
|
961 { |
|
962 iMessage.Complete(KErrNone); |
|
963 } |
|
964 ReportEventProcessed(); |
|
965 return; |
|
966 } |
|
967 } |
|
968 |
|
969 if (activeView.iAppUid.iUid) |
|
970 { |
|
971 TRAPD(err,RequestDeactivationL()); |
|
972 if (err) |
|
973 { |
|
974 Complete(err); |
|
975 } |
|
976 } |
|
977 else |
|
978 { |
|
979 LOG2(CVwsLog::ELoud,_L("No active view, so ignoring deactivate active view event")); |
|
980 Complete(KErrNone); |
|
981 } |
|
982 } |
|
983 |
|
984 #ifdef _DEBUG |
|
985 void CVwsServerEvent_DeactivateActiveView::RequestCompleted(TRequestType aType,TInt,const RMessage2&) |
|
986 #else |
|
987 void CVwsServerEvent_DeactivateActiveView::RequestCompleted(TRequestType /*aType*/,TInt,const RMessage2&) |
|
988 #endif // _DEBUG |
|
989 { |
|
990 switch (iState) |
|
991 { |
|
992 case EPending: |
|
993 ASSERT(EFalse); |
|
994 break; |
|
995 case EDeactivationRequested: |
|
996 ASSERT(aType==EDeactivation); |
|
997 Complete(KErrNone); |
|
998 break; |
|
999 default: |
|
1000 ASSERT(EFalse); |
|
1001 } |
|
1002 |
|
1003 // Disable unused parameter warning under release builds |
|
1004 #pragma warning (disable: 4100) |
|
1005 } |
|
1006 #pragma warning (default: 4100) |
|
1007 |
|
1008 void CVwsServerEvent_DeactivateActiveView::NowObserving(CVwsSessionEvent* aObserved) |
|
1009 { |
|
1010 if(iObserved) |
|
1011 { |
|
1012 iObserved->NullifyObserver(); |
|
1013 } |
|
1014 iObserved = aObserved; |
|
1015 } |
|
1016 |
|
1017 void CVwsServerEvent_DeactivateActiveView::NullifyObserved() |
|
1018 { |
|
1019 iObserved = NULL; |
|
1020 } |
|
1021 |
|
1022 void CVwsServerEvent_DeactivateActiveView::RequestDeactivationL() |
|
1023 { |
|
1024 ASSERT(iState==EPending); |
|
1025 |
|
1026 iEventTimer->Start(this,EFalse); |
|
1027 |
|
1028 iActiveView=iServer.ActiveView(); |
|
1029 CVwsSession* sessionWithActiveView=iServer.ActiveViewSession(); |
|
1030 // If the session with currently active view is NULL, then the deactivation request is |
|
1031 // completed with KErrNotFound and the previously active view is activated. |
|
1032 if (sessionWithActiveView) |
|
1033 { |
|
1034 //EFalse always because the deactivation of view is requested by the application directly |
|
1035 sessionWithActiveView->RequestClientDeactivationL(*this,iActiveView,TVwsViewId(),EFalse); |
|
1036 iState=EDeactivationRequested; |
|
1037 } |
|
1038 else |
|
1039 { |
|
1040 LOG2(CVwsLog::ELoud,_L("Session with active view is NULL, so completing the deactivation request with KErrNotFound")); |
|
1041 User::Leave(KErrNotFound); |
|
1042 } |
|
1043 } |
|
1044 |
|
1045 void CVwsServerEvent_DeactivateActiveView::Complete(TInt aErr) |
|
1046 { |
|
1047 LOG3(CVwsLog::ELoud,_L("Completing deactivate active view event with %d"),aErr); |
|
1048 if (aErr) |
|
1049 { |
|
1050 iServer.HandleDeactivation(iActiveView,TVwsViewId()); |
|
1051 } |
|
1052 iServer.ClearActiveView(); |
|
1053 if(iCompleteRequest==ECompleteRequest&& iServer.SessionByThreadId(iClientThreadId)!=NULL) |
|
1054 { |
|
1055 iMessage.Complete(aErr); |
|
1056 } |
|
1057 ReportEventProcessed(); |
|
1058 } |
|
1059 |
|
1060 void CVwsServerEvent_DeactivateActiveView::HandleSessionRemoval(const TThreadId& aClientThreadId) |
|
1061 { |
|
1062 TThreadId threadId(aClientThreadId); |
|
1063 if (iState==EDeactivationRequested) |
|
1064 { |
|
1065 CVwsSession* sessionWithActiveView=iServer.ActiveViewSession(); |
|
1066 if (sessionWithActiveView && threadId==sessionWithActiveView->ClientThreadId()) |
|
1067 { |
|
1068 LOG2(CVwsLog::ELoud,_L("Client with active view removed while session deactivation request outstanding")); |
|
1069 LOG2(CVwsLog::ELoud,_L("Client removal means deactivate active view event will not complete normally - deactivation cancelled")); |
|
1070 Complete(KErrCancel); |
|
1071 } |
|
1072 } |
|
1073 } |
|
1074 |
|
1075 void CVwsServerEvent_DeactivateActiveView::HandleTimeOut(CVwsEventTimer::TTimeOut aTimeOut) |
|
1076 { |
|
1077 if (aTimeOut==CVwsEventTimer::EServerEventTimeOut && iServer.IsServerEventTimeOutEnabled()) |
|
1078 { |
|
1079 if (iState==EDeactivationRequested) |
|
1080 { |
|
1081 LOG3(CVwsLog::ENormal,_L("PANIC CLIENT \"%x\" for timing out activation view event - deactivation request was not completed"),iServer.ActiveView().iAppUid.iUid); |
|
1082 CVwsSession* sessionWithActiveView=iServer.ActiveViewSession(); |
|
1083 if (sessionWithActiveView) |
|
1084 { |
|
1085 if(iServer.IsPriorityBoostBeforePanicEnabled()) |
|
1086 { |
|
1087 if (iServer.InitializationFinished()) |
|
1088 { |
|
1089 sessionWithActiveView->PanicClient(EVwsViewDeactivationEventTimeOut); |
|
1090 } |
|
1091 } |
|
1092 else |
|
1093 { |
|
1094 sessionWithActiveView->PanicClient(EVwsViewDeactivationEventTimeOut); |
|
1095 } |
|
1096 } |
|
1097 } |
|
1098 else |
|
1099 { |
|
1100 LOG4(CVwsLog::EQuiet,_L("Aborting deactivation of active view \"%x,%x\" - server event processing timed-out"),iServer.ActiveView().iAppUid.iUid,iServer.ActiveView().iViewUid.iUid); |
|
1101 Complete(KErrCancel); |
|
1102 } |
|
1103 } |
|
1104 else if (aTimeOut==CVwsEventTimer::EClientRequestTimeOut) |
|
1105 { |
|
1106 LOG2(CVwsLog::ELoud,_L("Deactivate active view event timer has passed client request time-out")); |
|
1107 if (iCompleteRequest==ECompleteRequest && iServer.SessionByThreadId(iClientThreadId)!=NULL) |
|
1108 { |
|
1109 LOG2(CVwsLog::ELoud,_L("Client request timed-out - silently completing request")); |
|
1110 iCompleteRequest=EDoNotCompleteRequest; |
|
1111 iMessage.Complete(KErrNone); |
|
1112 } |
|
1113 } |
|
1114 else if (aTimeOut==CVwsEventTimer::EIntermediateEventTimeOut) |
|
1115 { |
|
1116 if (iState==EDeactivationRequested) |
|
1117 { |
|
1118 iServer.BoostPriority(iServer.ActiveViewSession()); |
|
1119 } |
|
1120 } |
|
1121 } |
|
1122 |
|
1123 // |
|
1124 // CVwsServerEvent_AppStart. |
|
1125 // |
|
1126 |
|
1127 CVwsServerEvent_AppStart::CVwsServerEvent_AppStart(CVwsServer& aServer,CVwsEventQueue& aQueue,const RMessage2& aMessage,const TUid& aAppToStart,CVwsThreadWatcher* aThreadWatcher) |
|
1128 : CVwsServerEvent(aServer,CVwsServerEvent::ENormal,aQueue),iAppToStart(aAppToStart),iMessage(aMessage),iThreadWatcher(aThreadWatcher) |
|
1129 { |
|
1130 } |
|
1131 |
|
1132 CVwsServerEvent_AppStart::~CVwsServerEvent_AppStart() |
|
1133 { |
|
1134 delete iThreadWatcher; |
|
1135 } |
|
1136 |
|
1137 void CVwsServerEvent_AppStart::ProcessEventL() |
|
1138 { |
|
1139 LOG2(CVwsLog::ELoud,_L("Started processing of app start event")); |
|
1140 |
|
1141 iSessionWithNewApp=iServer.SessionByUid(iAppToStart); |
|
1142 if (iSessionWithNewApp==NULL) |
|
1143 { |
|
1144 RequestAppStart(); |
|
1145 } |
|
1146 else |
|
1147 { |
|
1148 Complete(KErrNone); |
|
1149 } |
|
1150 } |
|
1151 |
|
1152 void CVwsServerEvent_AppStart::HandleViewAdded(const TVwsViewId& aViewId, const TThreadId& aNewViewClientThreadId) |
|
1153 { |
|
1154 ASSERT(iState==EAppStartRequested); |
|
1155 |
|
1156 if (aViewId.iAppUid==iAppToStart) |
|
1157 { |
|
1158 delete iThreadWatcher; |
|
1159 iThreadWatcher=NULL; |
|
1160 iServer.SetViewAdditionObserver(NULL); |
|
1161 ASSERT(iSessionWithNewApp==NULL); |
|
1162 iSessionWithNewApp=iServer.SessionByThreadIdAndAppUid(aNewViewClientThreadId,aViewId.iAppUid); |
|
1163 ASSERT(iSessionWithNewApp); |
|
1164 Complete(KErrNone); |
|
1165 } |
|
1166 } |
|
1167 |
|
1168 void CVwsServerEvent_AppStart::RequestAppStart() |
|
1169 { |
|
1170 iServer.SetViewAdditionObserver(this); |
|
1171 TThreadId appThreadId; |
|
1172 TInt err=iServer.StartApp(iAppToStart,appThreadId); |
|
1173 if (err) |
|
1174 { |
|
1175 LOG3(CVwsLog::EQuiet,_L("App start FAILED with %d"),err); |
|
1176 Complete(err); |
|
1177 } |
|
1178 else |
|
1179 { |
|
1180 iState=EAppStartRequested; |
|
1181 err=iThreadWatcher->StartWatching(appThreadId,TCallBack(&AppThreadWatcherCallBack,this)); |
|
1182 if (err) |
|
1183 { |
|
1184 LOG3(CVwsLog::EQuiet,_L("App start FAILED with %d"),err); |
|
1185 Complete(err); |
|
1186 } |
|
1187 } |
|
1188 } |
|
1189 |
|
1190 TInt CVwsServerEvent_AppStart::AppThreadWatcherCallBack(TAny* aPtr) |
|
1191 // static |
|
1192 { |
|
1193 LOG2(CVwsLog::EQuiet,_L("App start FAILED with app client thread death")); |
|
1194 REINTERPRET_CAST(CVwsServerEvent_AppStart*,aPtr)->Complete(KErrCancel); |
|
1195 return 0; |
|
1196 } |
|
1197 |
|
1198 void CVwsServerEvent_AppStart::Complete(TInt aErr) |
|
1199 { |
|
1200 LOG3(CVwsLog::EQuiet,_L("App start event completed with %d"),aErr); |
|
1201 iServer.SetViewAdditionObserver(NULL); |
|
1202 iMessage.Complete(aErr); |
|
1203 ReportEventProcessed(); |
|
1204 } |