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1 /* |
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2 * Copyright (c) 2002 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: |
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15 * Obsererver for Set System Locked event |
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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 <bldvariant.hrh> |
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21 #include <e32property.h> |
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22 #include <PSVariables.h> |
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23 #include <coreapplicationuisdomainpskeys.h> |
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24 |
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25 #include "AutoLockLockObserverPS.h" |
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26 #include "AutolockAppUiPS.h" |
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27 #include "AutoLockModelPS.h" |
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28 |
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29 |
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30 // ================= MEMBER FUNCTIONS ======================= |
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31 // |
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32 // ---------------------------------------------------------- |
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33 // CLockObserver::NewL() |
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34 // Constructs a new entry with given values. |
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35 // ---------------------------------------------------------- |
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36 // |
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37 CLockObserver* CLockObserver::NewL(CAutolockAppUi* aAppUi) |
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38 { |
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39 CLockObserver* self = new (ELeave) CLockObserver(aAppUi); |
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40 CleanupStack::PushL(self); |
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41 self->ConstructL(); |
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42 CleanupStack::Pop(); |
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43 return self; |
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44 } |
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45 // |
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46 // ---------------------------------------------------------- |
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47 // CLockObserver::CLockObserver() |
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48 // Destructor |
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49 // ---------------------------------------------------------- |
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50 // |
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51 CLockObserver::~CLockObserver() |
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52 { |
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53 Cancel(); |
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54 iProperty.Close(); |
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55 } |
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56 // |
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57 // ---------------------------------------------------------- |
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58 // CNoSimCard::Start() |
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59 // Starts listening KUidAutolockStatus event |
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60 // ---------------------------------------------------------- |
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61 // |
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62 TInt CLockObserver::Start() |
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63 { |
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64 if (IsActive()) |
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65 return KErrInUse; |
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66 iStatus = KRequestPending; |
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67 iProperty.Attach(KPSUidCoreApplicationUIs, KCoreAppUIsAutolockStatus); |
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68 iProperty.Subscribe(iStatus); |
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69 SetActive(); |
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70 return KErrNone; |
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71 } |
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72 // |
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73 // ---------------------------------------------------------- |
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74 // CLockObserver::CLockObserver() |
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75 // C++ constructor |
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76 // ---------------------------------------------------------- |
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77 // |
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78 CLockObserver::CLockObserver(CAutolockAppUi* aAppUi) : CActive(0), iAppUi(aAppUi) |
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79 { |
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80 } |
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81 // |
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82 // ---------------------------------------------------------- |
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83 // CLockObserver::ConstructL() |
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84 // Symbian OS default constructor |
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85 // ---------------------------------------------------------- |
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86 // |
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87 void CLockObserver::ConstructL() |
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88 { |
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89 |
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90 #if defined(_DEBUG) |
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91 RDebug::Print(_L("(AUTOLOCK)CLockObserver::ConstructL()")); |
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92 #endif |
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93 |
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94 // Add this active object to the scheduler. |
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95 CActiveScheduler::Add(this); |
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96 |
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97 TInt ret; |
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98 _LIT_SECURITY_POLICY_PASS(KReadPolicy); |
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99 _LIT_SECURITY_POLICY_C1(KWritePolicy, ECapabilityWriteDeviceData); |
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100 |
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101 ret = RProperty::Define(KPSUidCoreApplicationUIs, KCoreAppUIsAutolockStatus, RProperty::EInt, KReadPolicy, KWritePolicy); |
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102 if(ret != KErrAlreadyExists) |
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103 User::LeaveIfError(ret); |
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104 |
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105 // Begin obsering PubSub event |
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106 Start(); |
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107 } |
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108 // |
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109 // ---------------------------------------------------------- |
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110 // CLockObserver::RunL() |
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111 // Called when device (autolock) is activated from menu. |
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112 // ---------------------------------------------------------- |
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113 // |
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114 void CLockObserver::RunL() |
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115 { |
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116 // set ui locked. |
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117 TInt autolockState; |
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118 iProperty.Get( autolockState ); |
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119 if (autolockState > EAutolockOff) |
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120 { |
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121 iAppUi->Model()->LockSystemL(autolockState); |
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122 } |
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123 // Continue observing PubSub event |
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124 Start(); |
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125 } |
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126 // |
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127 // ---------------------------------------------------------- |
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128 // CLockObserver::DoCancel() |
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129 // Cancels event listening |
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130 // ---------------------------------------------------------- |
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131 // |
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132 void CLockObserver::DoCancel() |
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133 { |
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134 iProperty.Cancel(); |
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135 } |
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136 // End of file |