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1 // Copyright (c) 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 |
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17 /** |
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18 @file |
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19 @internalTechnology |
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20 */ |
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21 |
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22 #if !defined(SHUTDOWNSESS_H) |
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23 #define SHUTDOWNSESS_H |
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24 |
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25 #include "shutdownsrv.h" |
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26 class CShutdownTimer; |
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27 |
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28 /** |
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29 This class describes an object, which handles requests, such as of MSaveObserver::TSaveType type. |
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30 When CServShutdownServer::HandleShutdownEventL() gets called, the CServShutdownServer implementation |
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31 will notify all registered clients, completing their asynchronous messages |
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32 (CServShutdownSession::iPtr), then it will wait until all clients re-register itself and |
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33 if this is a beginning of a powerdown sequence, the method will store the locales and the HAL |
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34 properties subsequently switching off the power. |
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35 */ |
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36 class CServShutdownServer : public CServer2, public MShutdownEventObserver |
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37 { |
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38 public: |
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39 IMPORT_C static CServShutdownServer* NewL(); |
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40 IMPORT_C ~CServShutdownServer(); |
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41 IMPORT_C void HandlePowerNotifRequest(const RThread& aClient); |
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42 IMPORT_C void NotifySave(MSaveObserver::TSaveType aSaveType); |
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43 IMPORT_C TBool IsPowerOff() const; |
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44 IMPORT_C void CancelPowerOff(); |
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45 void SwitchOff(); |
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46 #ifdef SYMBIAN_SSM_GRACEFUL_SHUTDOWN |
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47 TInt ClientArrayCount(); |
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48 void ClientArrayL(const RMessage2& aMessage); |
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49 #endif //SYMBIAN_SSM_GRACEFUL_SHUTDOWN |
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50 public: |
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51 IMPORT_C virtual void ConstructL(); |
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52 public: // from MShutdownEventObserver |
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53 IMPORT_C void HandleShutdownEventL(MSaveObserver::TSaveType aAction,TBool aPowerOff, TPowerState aEvent = EPwStandby); |
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54 IMPORT_C CArrayFix<TThreadId>* ClientArrayLC(); |
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55 IMPORT_C TBool IsClientHung(TThreadId aId) const; |
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56 IMPORT_C void GetShutdownState(TBool& aPowerOff, TBool& aAllSessionsHavePendingRequest) const; |
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57 |
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58 protected: |
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59 IMPORT_C CServShutdownServer(TInt aPriority); |
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60 private: |
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61 TBool AllSessionsHavePendingRequest() const; |
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62 void DoSwitchOff(); |
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63 // from CServer |
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64 CSession2* NewSessionL(const TVersion& aVersion,const RMessage2& aMessage) const; |
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65 private: |
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66 TBool iPowerOff; |
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67 TPowerState iPowerEvent; |
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68 CShutdownTimer* iShutdownTimer; |
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69 }; |
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70 |
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71 /** |
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72 This class describes a server side session object, which handles reqistration requests |
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73 of clients, which are interested in power down events. |
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74 */ |
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75 class CServShutdownSession : public CSession2 |
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76 { |
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77 public: |
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78 IMPORT_C ~CServShutdownSession(); |
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79 protected: |
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80 IMPORT_C CServShutdownSession(); |
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81 // from CSession |
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82 IMPORT_C void ServiceL(const RMessage2& aMessage); |
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83 public: |
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84 static CServShutdownSession* NewL(); |
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85 TBool HasPendingRequest() const; |
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86 void NotifySave(MSaveObserver::TSaveType aSaveType); |
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87 |
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88 private: |
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89 void RequestNotifyPowerDown(const RMessage2& aMessage); |
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90 void RequestNotifyPowerDownCancel(); |
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91 void DoServiceL(const RMessage2& aMessage, TBool& aCompleteRequest); |
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92 void PowerOffL(const RMessage2& aMessage); |
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93 void PowerStateL(const RMessage2& aMessage) const; |
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94 |
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95 #ifdef SYMBIAN_SSM_GRACEFUL_SHUTDOWN |
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96 void HandleShutdownEventL(const RMessage2& aMessage); |
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97 void ClientArrayL(const RMessage2& aMessage); |
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98 void IsClientHung(const RMessage2& aMessage) const; |
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99 void GetShutdownState(const RMessage2& aMessage) const; |
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100 void ClientArrayCount(const RMessage2& aMessage) const; |
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101 #endif //SYMBIAN_SSM_GRACEFUL_SHUTDOWN |
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102 |
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103 public: |
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104 TThreadId ClientThreadId() const; |
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105 |
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106 private: |
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107 RMessagePtr2 iPtr; |
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108 TInt iCurrentEvent; |
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109 TInt iOutstandingEvent; |
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110 }; |
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111 |
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112 |
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113 #endif// SHUTDOWNSESS_H |