locationsystemui/locationsysui/locsettingsuiservice/locsettingsuiserver/src/locsettingsuiservice.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/locationsystemui/locationsysui/locsettingsuiservice/locsettingsuiserver/src/locsettingsuiservice.cpp Tue Feb 02 01:06:48 2010 +0200
@@ -0,0 +1,206 @@
+/*
+* Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: The implementation of Service class of Location Settings UI
+* Server
+*
+*/
+
+
+#include <e32capability.h>
+
+#include "locsettingsuiservice.h"
+#include "locsettingsuiappserver.h"
+#include "locsettingsuiserverinterface.h"
+#include "locsettingsuilaunchmgr.h"
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// CLocSettingsUIService::CLocSettingsUIService()
+// ---------------------------------------------------------------------------
+//
+CLocSettingsUIService::CLocSettingsUIService()
+ {
+ iSettingsUILaunched = EFalse;
+ }
+
+
+// ---------------------------------------------------------------------------
+// CLocSettingsUIService::~CLocSettingsUIService()
+// ---------------------------------------------------------------------------
+//
+CLocSettingsUIService::~CLocSettingsUIService()
+ {
+ }
+
+
+// ---------------------------------------------------------------------------
+// CLocSettingsUIService::CreateL()
+// ---------------------------------------------------------------------------
+//
+void CLocSettingsUIService::CreateL()
+ {
+ // This method is called when a new session object is created.
+ // Base-call first.
+ CAknAppServiceBase::CreateL();
+ // There are 3 scenarios to consider here
+ //
+ // 1. If the server is running as embedded application:
+ // In this case there is no shutdown timer running. So the call
+ // to the parent class to cancel shutdown timer will be just
+ // ignored.
+ // 2. If the server is running as a UI Server and numsession=0:
+ // In this case a shutdown timer is running. Hence cancel needs to
+ // be called.
+ // 3. If the server is running as a UI Server and numsession > 0:
+ // In this case there is no shutdown timer running but calling
+ // timer cancel doesn't do any harm.
+ // Ideally in case 1 and 3 we should not call shutdown timer cancel but
+ // the num session is maintained by the base class (private member) and
+ // we see that calling cancel in all situation works. Hence the
+ // solution is to just call shutdown timer cancel here.
+ static_cast<CLocSettingsUIAppServer*>
+ (const_cast<CServer2*>(Server()))->CancelShutdownTimer();
+ }
+
+
+// ---------------------------------------------------------------------------
+// CLocSettingsUIService::ServiceL()
+// ---------------------------------------------------------------------------
+//
+void CLocSettingsUIService::ServiceL(const RMessage2& aMessage)
+ {
+ CLocSettingsUILaunchMgr* settingsMgr = CLocSettingsUILaunchMgr::InstanceL();
+ switch(aMessage.Function())
+ {
+ case ELaunchSettingsWithString:
+ {
+ TInt implUid = aMessage.Int0();
+
+ // The ownership of the aMessage is transferred to the
+ // Launch Manager.
+ settingsMgr->EnqueueRequestL(aMessage);
+ iSettingsUILaunched = ETrue;
+ break;
+ }
+ case ELaunchSettings:
+ {
+ TInt implUid = aMessage.Int0();
+ TInt settingsUIParam = aMessage.Int1();
+ if (!IsLaunchParamsValid(implUid, settingsUIParam))
+ {
+ aMessage.Panic(KLocSettingsUIPanicTxt,
+ ELocSettingsUiSrvInvalidArguments);
+ break;
+ }
+
+ // The ownership of the aMessage is transferred to the
+ // Launch Manager.
+ settingsMgr->EnqueueRequestL(aMessage);
+ iSettingsUILaunched = ETrue;
+ break;
+ }
+ case ELaunchPosSettings:
+ {
+ // The request needs to the queued to the Settings Manager.
+ // The corresponding UI would be launched immediately incase there
+ // is no outstanding UI. If not, the request would get queued.
+ settingsMgr->EnqueueRequestL(aMessage);
+ iSettingsUILaunched = ETrue;
+ break;
+ }
+ case ECancelSettings:
+ case ECancelPosSettings:
+ {
+ if(!iSettingsUILaunched)
+ {
+ // Here in case of cancel without any UI Launch is
+ // taken as a error case.
+ aMessage.Complete(KErrNotSupported);
+ return;
+ }
+ settingsMgr->CancelRequest(this);
+ // This cancel message is responded with KErrNone. The
+ // request message is completed in the LaunchAO with KErrCancel.
+ aMessage.Complete(KErrNone);
+ iSettingsUILaunched = EFalse;
+ break;
+ }
+ default:
+ {
+ CAknAppServiceBase::ServiceL(aMessage);
+ break;
+ }
+ }
+ return;
+ }
+
+
+// ---------------------------------------------------------------------------
+// CLocSettingsUIService::ServiceError
+// ---------------------------------------------------------------------------
+//
+void CLocSettingsUIService::ServiceError(const RMessage2& aMessage,TInt aError)
+ {
+ // Will be called if the ServiceL leaves with any Error.
+ // Based on the Error type the Message needs to be completed with error
+ // or the server has to panic the client.
+ // Call the base class method
+ return CAknAppServiceBase::ServiceError(aMessage, aError);
+ }
+
+
+// ---------------------------------------------------------------------------
+// CLocSettingsUIService::SecurityCheckL
+// aMissing parameter is needed only when implementing custom security check
+// failure action. Since we use the default action, we don't need this param.
+// ---------------------------------------------------------------------------
+//
+CPolicyServer::TCustomResult CLocSettingsUIService::SecurityCheckL(
+ const RMessage2& aMessage,
+ TInt& aAction,
+ TSecurityInfo& /*aMissing*/)
+ {
+ // In case the secuirty check fails we choose to fail the client
+ // request with KErrPermissionDenied rather than panic the client.
+ aAction = CPolicyServer::EFailClient;
+
+ if ( aMessage.HasCapability(ECapabilityLocation) )
+ {
+ // Accept this request since the client has Location capability.
+ return CPolicyServer::EPass;
+ }
+ // The client does not have Location capability. So fail this request.
+ return CPolicyServer::EFail;
+ }
+
+
+// ---------------------------------------------------------------------------
+// CLocSettingsUIService::ServiceError
+// ---------------------------------------------------------------------------
+//
+TBool CLocSettingsUIService::IsLaunchParamsValid(
+ TInt aSettingsUid,
+ const TInt /*aParams*/ )
+ {
+ // Check if the SettingsUid is Zero
+ if( 0 == aSettingsUid )
+ {
+ return EFalse;
+ }
+ return ETrue;
+ }
+
+
+// End of file