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1 /* |
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2 * Copyright (c) 2002-2008 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: system state monitor |
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15 * |
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16 */ |
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17 |
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18 #include <ssm/ssmstate.h> |
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19 #include <ssm/ssmdomaindefs.h> |
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20 #include "fmsystemstatemonitor.h" |
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21 |
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22 // ========================= MEMBER FUNCTIONS ================================== |
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23 |
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24 // ----------------------------------------------------------------------------- |
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25 // CFmSystemStateMonitor::NewL() |
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26 // Two-phased constructor |
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27 // ----------------------------------------------------------------------------- |
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28 CFmSystemStateMonitor* CFmSystemStateMonitor::NewL( |
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29 MFmSystemStateMonitorObserver& aObserver ) |
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30 { |
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31 CFmSystemStateMonitor* self = new ( ELeave ) CFmSystemStateMonitor( aObserver ); |
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32 CleanupStack::PushL( self ); |
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33 self->ConstructL(); |
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34 CleanupStack::Pop( self ); |
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35 return self; |
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36 } |
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37 |
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38 // ----------------------------------------------------------------------------- |
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39 // CFmSystemStateMonitor::~CFmSystemStateMonitor() |
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40 // Destructor. |
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41 // ----------------------------------------------------------------------------- |
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42 // |
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43 CFmSystemStateMonitor::~CFmSystemStateMonitor() |
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44 { |
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45 Cancel(); |
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46 iSAS.Close(); |
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47 } |
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48 |
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49 // ----------------------------------------------------------------------------- |
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50 // CFmSystemStateMonitor::StartMonitor() |
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51 // Start monitor |
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52 // ----------------------------------------------------------------------------- |
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53 // |
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54 void CFmSystemStateMonitor::StartMonitor( TUint aStateToMonitor ) |
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55 { |
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56 if( !IsActive() ) |
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57 { |
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58 iStateToMonitor = aStateToMonitor; |
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59 iSAS.RequestStateNotification( iStatus ); |
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60 SetActive(); |
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61 } |
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62 } |
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63 |
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64 // ----------------------------------------------------------------------------- |
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65 // CFmSystemStateMonitor::IsSystemStateNormal() |
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66 // Indicate the system state normal or not |
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67 // ----------------------------------------------------------------------------- |
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68 // |
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69 TBool CFmSystemStateMonitor::IsSystemStateNormal() |
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70 { |
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71 TSsmState state = iSAS.State(); |
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72 return ( state.MainState() == ESsmNormal ); |
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73 } |
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74 |
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75 // ----------------------------------------------------------------------------- |
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76 // CFmSystemStateMonitor::CFmSystemStateMonitor() |
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77 // C++ default constructor can NOT contain any code, that might leave. |
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78 // ----------------------------------------------------------------------------- |
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79 CFmSystemStateMonitor::CFmSystemStateMonitor( MFmSystemStateMonitorObserver& aObserver ) : |
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80 CActive( EPriorityStandard ),iObserver( aObserver ) |
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81 { |
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82 CActiveScheduler::Add( this ); |
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83 } |
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84 |
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85 // ----------------------------------------------------------------------------- |
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86 // CFmSystemStateMonitor::ConstructL() |
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87 // Symbian 2nd phase constructor can leave. |
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88 // ----------------------------------------------------------------------------- |
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89 // |
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90 void CFmSystemStateMonitor::ConstructL() |
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91 { |
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92 User::LeaveIfError( iSAS.Connect( KSM2GenMiddlewareDomain3 ) ); |
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93 } |
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94 |
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95 // ----------------------------------------------------------------------------- |
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96 // CFmSystemStateMonitor::RunL |
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97 // ----------------------------------------------------------------------------- |
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98 // |
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99 void CFmSystemStateMonitor::RunL() |
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100 { |
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101 User::LeaveIfError( iStatus.Int() ); |
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102 |
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103 TSsmState state = iSAS.State(); |
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104 if ( state.MainState() == iStateToMonitor ) |
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105 { |
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106 iObserver.SystemStateChangedEvent(); |
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107 iSAS.AcknowledgeStateNotification( KErrNone ); |
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108 } |
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109 else |
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110 { |
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111 iSAS.AcknowledgeAndRequestStateNotification( KErrNone, iStatus ); |
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112 SetActive(); |
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113 } |
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114 } |
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115 |
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116 // ----------------------------------------------------------------------------- |
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117 // CFmSystemStateMonitor::DoCancel() |
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118 // From CActive. |
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119 // ----------------------------------------------------------------------------- |
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120 // |
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121 void CFmSystemStateMonitor::DoCancel() |
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122 { |
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123 iSAS.RequestStateNotificationCancel(); |
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124 } |
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125 |
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126 // ----------------------------------------------------------------------------- |
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127 // CFmSystemStateMonitor::RunError() |
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128 // From CActive. |
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129 // ----------------------------------------------------------------------------- |
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130 // |
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131 TInt CFmSystemStateMonitor::RunError( TInt aError ) |
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132 { |
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133 return aError; |
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134 } |
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135 |
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136 // End of File |
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137 |