securitydialogs/lockapp/src/lockappstatecontrol.cpp
branchRCL_3
changeset 22 03674e5abf46
parent 0 164170e6151a
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/securitydialogs/lockapp/src/lockappstatecontrol.cpp	Wed Sep 01 12:19:59 2010 +0100
@@ -0,0 +1,945 @@
+/*
+* Copyright (c) 2007 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:  Controls lock states (unlocked, keylock, devicelock)
+ *
+*/
+
+
+#include "lockappstatecontrol.h"
+
+// child controls
+#include "lockappidlecontrol.h"
+#include "lockappkeyguardcontrol.h"
+#include "lockappdevicelockcontrol.h"
+
+#include "lockapppubsubobserver.h"
+#include "lockappcenrepobserver.h"
+
+#include "lockappkeycapturecontroller.h"
+#include "lockappstatepublisher.h"
+#include "lockappecsdetector.h"
+#include "lockapputils.h"
+#include <featmgr.h>
+
+#include <settingsinternalcrkeys.h>
+#include <ScreensaverInternalPSKeys.h>
+#include <ctsydomainpskeys.h>
+#include <activeidle2domainpskeys.h>
+
+#include "GlobalWindowPriorities.h"
+
+#include <avkon.rsg> // general avkon resources
+#include <aknnotpi.rsg> // keyguard spesific resources
+#include <aknsoundsystem.h>
+#include <AknIncallBubbleNotify.h> // incall bubble
+#include <bautils.h> // BaflUtils
+#include <apgwgnam.h>
+
+#include <keylockpolicyapi.h>
+
+#include <hwrmdomainpskeys.h>
+    TUid KUidFpsCategory = {0x1020507E};
+const		TInt KFpsAuthenticationKey = 1;
+
+// used avkon dialog resources
+_LIT(KRESOURCEFILE, "z:\\resource\\aknnotpi.rsc");
+
+// Visibility gate WG priority's relative offset from ECoeWinPriorityAlwaysAtFront
+// Now equals -1000 to be an absolute 0.
+const TInt KGlobalWindowPriority_LockVisibilityGate = -1000;
+
+// ---------------------------------------------------------------------------
+// Standard Symbian OS construction sequence
+// ---------------------------------------------------------------------------
+CLockAppStateControl* CLockAppStateControl::NewL( )
+    {
+    CLockAppStateControl* self = new (ELeave) CLockAppStateControl();
+    CleanupStack::PushL( self );
+    self->ConstructL( );
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+// ---------------------------------------------------------------------------
+// Destruction releases key captures.
+// ---------------------------------------------------------------------------
+CLockAppStateControl::~CLockAppStateControl( )
+    {
+    // localized resources are freed
+    if ( iResourceFileOffset )
+        {
+        // We implicitely trust that eikon env exists (though in practice it does not make the
+        // difference as this destructor is really never called...)
+        iEikonEnv->DeleteResourceFile(iResourceFileOffset);
+        }
+
+    // PuSub observers
+    if ( iPSScreenSaverObserver )
+        {
+        delete iPSScreenSaverObserver;
+        iPSScreenSaverObserver = NULL;
+        }
+
+    if ( iPSTelephonyObserver )
+        {
+        delete iPSTelephonyObserver;
+        iPSTelephonyObserver = NULL;
+        }
+
+    if ( iPSGripObserver )
+        {
+        delete iPSGripObserver;
+        iPSGripObserver = NULL;
+        }
+
+    if ( iPSFPSObserver )
+        {
+        delete iPSFPSObserver;
+        iPSFPSObserver = NULL;
+        }
+
+    CLockAppKeyCaptureController::Destroy( );
+
+    if ( iIncallBubble )
+        {
+        delete iIncallBubble;
+        iIncallBubble = NULL;
+        }
+
+    if ( iSoundsMuted )
+        {
+        MuteSounds( EFalse );
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// The uninitialized status is ELockNoteActive.
+// ---------------------------------------------------------------------------
+CLockAppStateControl::CLockAppStateControl( ) :
+    iLockStatus( ELockNotActive),
+    iWGEventGate( iEikonEnv->RootWin()),
+    iEnvState( 0 )
+    {
+    // no implementation required
+    }
+
+// ---------------------------------------------------------------------------
+// All lock state observers are created here.
+// ---------------------------------------------------------------------------
+void CLockAppStateControl::ConstructL( )
+    {
+    INFO( "CLockAppStateControl::ConstructL started" );
+
+    // creates observer list
+    BaseConstructL( );
+
+    // localized resources are loaded
+    TFileName resourceFile;
+    resourceFile.Append( KRESOURCEFILE );
+    BaflUtils::NearestLanguageFile( iEikonEnv->FsSession(), resourceFile );
+    iResourceFileOffset = iEikonEnv->AddResourceFileL(resourceFile);
+
+    // fetch power key configuration from feature manager
+    FeatureManager::InitializeLibL( );
+    iFeatureNoPowerkey = FeatureManager::FeatureSupported( KFeatureIdNoPowerkey );
+    FeatureManager::UnInitializeLib( );
+
+    // allow autoforwarding for the application (stacked bringforwards)
+    iEikonEnv->SetAutoForwarding( ETrue );
+
+    CLockAppKeyCaptureController::InitL( iEikonEnv->RootWin() );
+
+    // Create second windowgroup for visibility gate
+    CreateVisibilityGateWgL( );
+
+    INFO_1( "CLockAppStateControl - EventGate WgID = %d", iWGEventGate.WindowGroupId() );
+    INFO_1( "CLockAppStateControl - VisibilityGate WgID = %d", iWGVisibilityGate.WindowGroupId() );
+
+    //
+    // Construct Controls
+    //
+    iIdle = CLockAppIdleControl::NewL( *this );
+    AddObserverL( iIdle ); // ownership is transfered
+
+    iCurrentControl = iIdle;
+    iCurrentControl->HandleActivateEventL( iEnvState );
+
+    iKeyguard = CLockAppKeyguardControl::NewL( *this );
+    AddObserverL( iKeyguard ); // ownership is transfered
+    
+    RDebug::Printf( "%s %s (%u) iDevicelock=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, iDevicelock );
+    iDevicelock = CLockAppDevicelockControl::NewL( *this, iWGVisibilityGate ); 
+    RDebug::Printf( "%s %s (%u) iDevicelock=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, iDevicelock );
+    iDevicelock->ConnectToPhoneL( iWGVisibilityGate );
+    RDebug::Printf( "%s %s (%u) iDevicelock=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, iDevicelock );
+    AddObserverL( iDevicelock ); // ownership is transfered
+
+    // Emergency support
+    iLockEcsDetector = CLockAppEcsDetector::NewL( );
+    AddObserverL( iLockEcsDetector ); // ownership is transfered
+
+    // Lock state publisher
+    CLockAppStatePublisher* lockPublisher = CLockAppStatePublisher::NewL( );
+    AddObserverL( lockPublisher ); // ownership is transfered
+
+    // PubSub observers
+    iPSScreenSaverObserver = CLockAppPubSubObserver::NewL( this, KPSUidScreenSaver, KScreenSaverOn );
+    iPSTelephonyObserver = CLockAppPubSubObserver::NewL( this, KPSUidCtsyCallInformation, KCTsyCallState );
+    iPSGripObserver = CLockAppPubSubObserver::NewL( this, KPSUidHWRM, KHWRMGripStatus );
+
+    iPSFPSObserver = CLockAppPubSubObserver::NewL( this, KUidFpsCategory, KFpsAuthenticationKey );
+
+    // Call bubble
+    iIncallBubble = CAknIncallBubble::NewL( );
+
+    ActivateL( );
+
+    INFO( "CLockAppStateControl::ConstructL completed" );
+    }
+
+// ---------------------------------------------------------------------------
+// Create visibility gate window group
+// ---------------------------------------------------------------------------
+void CLockAppStateControl::CreateVisibilityGateWgL( )
+    {
+    INFO( "CLockAppStateControl - CreateVisibilityGateL" );
+
+    iWGVisibilityGate = RWindowGroup( iCoeEnv->WsSession( ) );
+    User::LeaveIfError( iWGVisibilityGate.Construct( (TUint32) &iWGVisibilityGate ) );
+
+    /* hide this window group from the app switcher */
+    iWGVisibilityGate.SetOrdinalPosition( 0, ECoeWinPriorityNeverAtFront );
+    iWGVisibilityGate.EnableReceiptOfFocus( EFalse );
+
+    /*CApaWindowGroupName* wn = CApaWindowGroupName::NewLC( ws );
+    wn->SetHidden( ETrue );
+    wn->SetWindowGroupName( iWGVisibilityGate );
+    CleanupStack::PopAndDestroy( wn );*/
+    }
+
+// ---------------------------------------------------------------------------
+// This method should be called to enable keyguard.
+// ---------------------------------------------------------------------------
+TInt CLockAppStateControl::EnableKeyguardL( TBool aWithNote )
+    {
+    INFO_1( "CLockAppStateControl::EnableKeyguardL aWithNote= %d", aWithNote );
+    TInt err = CheckIfLegal( ELockAppEnableKeyguard );
+    if ( err == KErrNone && !iKeyguard->ActivationAllowedL( ) )
+        {
+        err = KErrPermissionDenied;
+        }
+    if ( err == KErrNone )
+        {
+        PostStatusChangeL( EKeyguardActive );
+        __ASSERT_DEBUG( iLockStatus == EKeyguardActive, DoPanic(ELockIllegalState));
+        INFO( "CLockAppStateControl - Keyguard Enabled" );
+        if ( aWithNote )
+            {
+            iKeyguard->DisplayKeysLockedNote( );
+            }
+        }
+    return err;
+    }
+
+// ---------------------------------------------------------------------------
+// This method should be called to disable keyguard.
+// ---------------------------------------------------------------------------
+TInt CLockAppStateControl::DisableKeyguardL( TBool aWithNote )
+    {
+    INFO_1( "CLockAppStateControl::DisableKeyguardL aWithNote= %d", aWithNote );
+    TInt err = CheckIfLegal( ELockAppDisableKeyguard );
+    if ( err == KErrNone && !iKeyguard->DeActivationAllowedL( ) )
+        {
+        err = KErrPermissionDenied;
+        }
+    if ( err == KErrNone )
+        {
+        PostStatusChangeL( ELockNotActive );
+        __ASSERT_DEBUG( iLockStatus == ELockNotActive, DoPanic(ELockIllegalState));
+        INFO( "CLockAppStateControl - Keyguard Disabled" );
+        if ( aWithNote )
+            {
+            iKeyguard->DisplayKeysActiveNote( );
+            }
+        }
+    return err;
+    }
+
+// ---------------------------------------------------------------------------
+// This method should be called to enable device lock.
+// ---------------------------------------------------------------------------
+TInt CLockAppStateControl::EnableDevicelockL( TDevicelockReason aReason )
+    {
+    INFO_1( "CLockAppStateControl::EnableDevicelockL aReason= %d", aReason );
+    RDebug::Printf( "%s %s (%u) iDevicelock=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, iDevicelock );
+    TInt err = CheckIfLegal( ELockAppEnableDevicelock );
+    if ( err == KErrNone && !iDevicelock->ActivationAllowedL( aReason ) )
+        {
+        err = KErrPermissionDenied;
+        }
+    if ( err == KErrNone )
+        {
+        PostStatusChangeL( EDevicelockActive );
+        __ASSERT_DEBUG( iLockStatus == EDevicelockActive, DoPanic(ELockIllegalState));
+        iDevicelock->SetLockingReason( aReason );
+        INFO( "CLockAppStateControl - Devicelock Enabled" );
+        }
+    return err;
+    }
+
+// ---------------------------------------------------------------------------
+// This method should be called to disable device lock.
+// ---------------------------------------------------------------------------
+TInt CLockAppStateControl::DisableDevicelockL( )
+    {
+    INFO_1( "CLockAppStateControl::DisableDevicelockL 1= %d", 1 );
+    TInt err = CheckIfLegal( ELockAppDisableDevicelock );
+    if ( err == KErrNone && !iDevicelock->DeActivationAllowedL( ) )
+        {
+        err = KErrPermissionDenied;
+        }
+    if ( err == KErrNone )
+        {
+        PostStatusChangeL( ELockNotActive );
+        __ASSERT_DEBUG( iLockStatus == ELockNotActive, DoPanic(ELockIllegalState));
+        INFO( "CLockAppStateControl - Devicelock Disabled" );
+        }
+    return err;
+    }
+
+// ---------------------------------------------------------------------------
+// Checks if offer keyguard is allowed and if it is, offers to lock keyguard.
+// ---------------------------------------------------------------------------
+TInt CLockAppStateControl::OfferKeyguard( )
+    {
+    INFO_1( "CLockAppStateControl::OfferKeyguard 1= %d", 1 );
+    TInt err = CheckIfLegal( ELockAppOfferKeyguard );
+    if ( err == KErrNone )
+        {
+        __ASSERT_DEBUG( iLockStatus == ELockNotActive, DoPanic(ELockIllegalState));
+        INFO( "CLockAppStateControl - OfferKeyguard" );
+        iIdle->OfferKeyLock( );
+        }
+    return err;
+    }
+
+// ---------------------------------------------------------------------------
+// Shows keys locked note if keyguard is enabled.
+// ---------------------------------------------------------------------------
+TInt CLockAppStateControl::ShowKeysLockedNote( )
+    {
+    INFO_1( "CLockAppStateControl::ShowKeysLockedNote 1= %d", 1 );
+    TInt err = CheckIfLegal( ELockAppShowKeysLockedNote );
+    if ( err == KErrNone )
+        {
+        __ASSERT_DEBUG( iLockStatus == EKeyguardActive, DoPanic(ELockIllegalState));
+        INFO( "CLockAppStateControl - ShowKeysLockedNote" );
+        iKeyguard->DisplayLockedNote( );
+        }
+    return err;
+    }
+
+// ---------------------------------------------------------------------------
+// A method for returning the lock status.
+// ---------------------------------------------------------------------------
+TLockStatus CLockAppStateControl::LockStatus( ) const
+    {
+    INFO_1( "CLockAppStateControl::LockStatus iLockStatus= %d", iLockStatus );
+    return iLockStatus;
+    }
+
+// ---------------------------------------------------------------------------
+// A method for returning the environment status bitmask.
+// ---------------------------------------------------------------------------
+TUint CLockAppStateControl::EnvironmentStatus( ) const
+    {
+    return iEnvState;
+    }
+
+// ---------------------------------------------------------------------------
+// A method for executing different internal tests.
+// ---------------------------------------------------------------------------
+TInt CLockAppStateControl::ExecuteInternalTest( )
+    {
+#ifdef _DEBUG
+    return iLockEcsDetector->TestEcsNote( );
+#else
+    return KErrNone;
+#endif
+    }
+
+// ---------------------------------------------------------------------------
+// Number of owned UI controls (idle, keyguard, devicelock)
+// ---------------------------------------------------------------------------
+TInt CLockAppStateControl::CountComponentControls( ) const
+    {
+    return 3;
+    }
+
+// ---------------------------------------------------------------------------
+// Owned UI controls (idle, keyguard, devicelock)
+// ---------------------------------------------------------------------------
+CCoeControl* CLockAppStateControl::ComponentControl( TInt aIndex ) const
+    {
+    RDebug::Printf( "%s %s (%u) aIndex=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, aIndex );
+    switch ( aIndex )
+        {
+        case 0:
+            return iIdle;
+        case 1:
+            return iKeyguard;
+        case 2:
+     		    RDebug::Printf( "%s %s (%u) iDevicelock=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, iDevicelock );
+            return iDevicelock;
+        default:
+            return NULL;
+        }
+    }
+
+// ----------------------------------------------------------
+// Handle window-server events
+// ----------------------------------------------------------
+void CLockAppStateControl::HandleWsEventL( const TWsEvent& aEvent, CCoeControl* /*aDestination*/)
+    {
+    TInt type = aEvent.Type( );
+    	RDebug::Printf( "%s %s (%u) type=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, type );
+    switch ( type )
+        {
+        case KAknFullOrPartialForegroundLost: // partial or full fg lost
+        case KAknFullOrPartialForegroundGained: // partial or full fg gained
+            {
+    				RDebug::Printf( "%s %s (%u) type=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, type );
+            RWsSession& ws = iCoeEnv->WsSession( );
+            TFileName windowName;
+            TInt fwgid = ws.GetFocusWindowGroup( );
+            ws.GetWindowGroupNameFromIdentifier( fwgid, windowName );
+            INFO_3( "CLockAppStateControl::HandleWsEventL type: %d - FocusWg: %d %S", type, fwgid, &windowName);
+            }
+            break;
+        case EEventKeyUp:
+        case EEventKey:
+        case EEventKeyDown:
+        		{
+        		RDebug::Printf( "%s %s (%u) EEventKey*=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, EEventKeyDown );
+        		TKeyEvent* aKeyEvent = aEvent.Key();
+        		TKeyResponse response = OfferKeyEventL( *aKeyEvent, (TEventCode)type );
+        		}
+            break;
+        default:
+            break;
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// From @c CAknAppUiBase. Overriden the parent method, because otherwise
+// the main lock state control would not receive the call, because is is not
+// window-owning control (=without window->not visible). The call is needed
+// because the main state control owns window-owning child controls.
+// ---------------------------------------------------------------------------
+void CLockAppStateControl::HandleResourceChange( TInt aType )
+    {
+    // these would not normally get handleresource call since they do not own window
+		RDebug::Printf( "%s %s (%u) aType=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, aType );
+	if(iIdle)
+		iIdle->HandleResourceChange( aType );
+	if(iKeyguard)
+		iKeyguard->HandleResourceChange( aType );
+	if(iDevicelock)
+		iDevicelock->HandleResourceChange( aType );
+    // call parent
+    CCoeControl::HandleResourceChange( aType );
+    }
+
+// ---------------------------------------------------------------------------
+// Update the environment state variable with the event.
+// ---------------------------------------------------------------------------
+TBool CLockAppStateControl::HandleEnvironmentChange( TUint aEventMask, TBool aEnable )
+    {
+    // check if there will be a change
+
+    if ( IsBitFieldSet( iEnvState, aEventMask ) != aEnable )
+        {
+        // set the bit-field
+        SetBitField( iEnvState, aEventMask, aEnable );
+        // notify current control
+        __ASSERT_DEBUG( iCurrentControl, DoPanic(ELockIllegalState));
+        iCurrentControl->HandleEnvironmentChange( iEnvState, aEventMask );
+        // return true because the environment changed
+        return ETrue;
+        }
+    return EFalse;
+    }
+
+// ---------------------------------------------------------------------------
+// Handle all Central Repository observer callbacks.
+// ---------------------------------------------------------------------------
+void CLockAppStateControl::HandleCenRepNotify(TUid aCenRepUid, TUint32 aKeyId, TInt aValue )
+    {
+    	RDebug::Printf( "%s %s (%u) ???? Nothing done for aKeyId=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, aKeyId );
+
+    INFO_3( "CLockAppStateControl::HandleCenRepNotify %d %d = %d", aCenRepUid.iUid, aKeyId, aValue );
+    }
+
+// ---------------------------------------------------------------------------
+// Handle all Publish & Subscribe observer callbacks.
+// ---------------------------------------------------------------------------
+void CLockAppStateControl::HandlePubSubNotify(TUid aPubSubUid, TUint aKeyId, TInt aValue )
+    {
+    INFO_3( "CLockAppStateControl::HandlePubSubNotify %x %x = %d", aPubSubUid.iUid, aKeyId, aValue );
+    INFO_3( "CLockAppStateControl::HandlePubSubNotify KPSUidScreenSaver=%x KPSUidCtsyCallInformation=%x KPSUidAiInformation=%x", KPSUidScreenSaver, KPSUidCtsyCallInformation, KPSUidAiInformation );
+    INFO_3( "CLockAppStateControl::HandlePubSubNotify KPSUidHWRM=%x KHWRMGripStatus=%x KPSUidAiInformation=%x", KPSUidHWRM, KHWRMGripStatus, KPSUidAiInformation );
+    if ( aPubSubUid == KPSUidScreenSaver )
+        {
+        switch ( aKeyId )
+            {
+            case KScreenSaverOn:
+                {
+                INFO_1("CLockAppStateControl::ScreenSaver - %d", (aValue > 0));
+                HandleEnvironmentChange( KLockAppEnvScreenSaverOn, (aValue > 0) );
+                }
+                break;
+            default:
+                break;
+            }
+        }
+    else if ( aPubSubUid == KPSUidCtsyCallInformation )
+        {
+        switch ( aKeyId )
+            {
+            case KCTsyCallState:
+                {
+                PrintCallState( aValue );
+                HandleEnvironmentChange( KLockAppEnvPhonecallOngoing, (aValue > EPSCTsyCallStateNone) );
+                }
+                break;
+            default:
+                break;
+            }
+        }
+    else if ( aPubSubUid == KPSUidAiInformation )	// ActiveIdle
+            {
+            switch ( aKeyId )
+                {
+                case KActiveIdleState:
+                    {
+                    INFO_1("CLockAppStateControl::ActiveIdle - %d", (aValue == EPSAiForeground));
+                    HandleEnvironmentChange( KLockAppEnvIdleOnForeground, (aValue == EPSAiForeground) );
+                    }
+                    break;
+                default:
+                    break;
+                }
+            }
+    else if ( aPubSubUid == KPSUidHWRM )
+        {
+        switch ( aKeyId )
+            {
+            case KHWRMGripStatus:
+                {
+                INFO_1("CLockAppStateControl::Grip - %d", aValue );
+                HandleEnvironmentChange( KLockAppEnvGrip, (aValue == EPSHWRMGripOpen) );
+                }
+                break;
+            default:
+                break;
+            }
+        }
+    else if ( aPubSubUid == KUidFpsCategory )
+        {
+        switch ( aKeyId )
+            {
+            case KFpsAuthenticationKey:
+                {
+                INFO_1("CLockAppStateControl::Grip - %d", aValue );
+                #define EAuthenticationSuccess 1
+                HandleEnvironmentChange( KLockAppEnvFPS, (aValue == EAuthenticationSuccess) );
+                }
+                break;
+            default:
+                break;
+            }
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// All keyevents should go trough here.
+// ---------------------------------------------------------------------------
+TKeyResponse CLockAppStateControl::OfferKeyEventL( const TKeyEvent& aKeyEvent, TEventCode aType )
+    {
+    	RDebug::Printf( "%s %s (%u) iDevicelock=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, iDevicelock );
+    	RDebug::Printf( "%s %s (%u) aKeyEvent.iCode=%x aType=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, aKeyEvent.iCode, aType );
+    TKeyResponse keyResponse = PreCheckKeyEvents( aKeyEvent, aType );
+    if ( keyResponse == EKeyWasNotConsumed )
+        {
+        if ( aKeyEvent.iRepeats == 0 )
+            {
+            // handle only without the repeats
+            INFO_3("KeyEvent %d, %d, %d", aType, aKeyEvent.iCode, aKeyEvent.iScanCode );
+            __ASSERT_DEBUG( iCurrentControl, DoPanic(ELockIllegalState));
+            keyResponse = iCurrentControl->OfferKeyEventL( aKeyEvent, aType );
+            }
+        else
+            {
+            // set consumed which are repeated
+            keyResponse = EKeyWasConsumed;
+            }
+        }
+
+    return keyResponse;
+    }
+
+// ---------------------------------------------------------------------------
+// From @c CLockAppObserverList. The main state control is the first
+// to handle the lock state changes, locks/unlocks the phone depending
+// on the state change.
+// ---------------------------------------------------------------------------
+void CLockAppStateControl::HandleLockStatusChangedL( TLockStatus aLockStatus )
+    {    
+    __ASSERT_DEBUG( iCurrentControl, DoPanic(ELockIllegalState));
+    INFO_1("CLockAppStateControl::HandleLockStatusChangedL - %d", aLockStatus);
+    iCurrentControl->HandleDeActivateEventL( iEnvState );
+
+    switch ( aLockStatus )
+        {
+        case ELockNotActive:
+            {
+            iCurrentControl = iIdle;
+            MuteSounds( EFalse );
+            BringForward( EFalse );
+            }
+            break;
+        case EKeyguardActive:
+            {
+            iCurrentControl = iKeyguard;
+            MuteSounds( ETrue );
+            BringForward( ETrue );
+            }
+            break;
+        case EDevicelockActive:
+            {
+       	    RDebug::Printf( "%s %s (%u) iDevicelock=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, iDevicelock );
+            iCurrentControl = iDevicelock;
+            MuteSounds( ETrue );
+            BringForward( ETrue );
+            }
+            break;
+        default:
+        		INFO_1("CLockAppStateControl::HandleLockStatusChangedL - ???? aLockStatus=%d", aLockStatus);
+            DoPanic( ELockUnknownValue );
+            break;
+        }
+
+    __ASSERT_DEBUG( iCurrentControl, DoPanic(ELockIllegalState));
+    iCurrentControl->HandleActivateEventL( iEnvState );
+
+    // finally we update the value (only place were changing the status is allowed)
+    iLockStatus = aLockStatus;
+    }
+
+// ---------------------------------------------------------------------------
+// Check if requested transition is valid.
+// ---------------------------------------------------------------------------
+TInt CLockAppStateControl::CheckIfLegal( TLockAppMessageReason aReason )
+    {
+    INFO_1("CLockAppStateControl::CheckIfLegal aReason=%d", aReason);
+    INFO_1("CLockAppStateControl::CheckIfLegal iLockStatus=%d", iLockStatus);
+    switch ( aReason )
+        {
+        case ELockAppEnableKeyguard:
+            {
+           	RDebug::Printf( "%s %s (%u) ELockAppEnableKeyguard iLockStatus=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, iLockStatus );
+            switch ( iLockStatus )
+                {
+                case ELockNotActive:
+                    if ( !CKeyLockPolicyApi::KeyguardAllowed() )
+                        return KErrPermissionDenied;
+                    else
+                        return KErrNone;
+                case EKeyguardActive:
+                    return KErrAlreadyExists;
+                case EDevicelockActive:
+                    return KErrPermissionDenied;
+                }
+            }
+            break;
+        case ELockAppDisableKeyguard:
+            {
+           	RDebug::Printf( "%s %s (%u) ELockAppDisableKeyguard iLockStatus=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, iLockStatus );
+            switch ( iLockStatus )
+                {
+                case ELockNotActive:
+                    return KErrAlreadyExists;
+                case EKeyguardActive:
+                    return KErrNone;
+                case EDevicelockActive:
+                    return KErrPermissionDenied;
+                }
+            }
+            break;
+        case ELockAppEnableDevicelock:
+            {
+           	RDebug::Printf( "%s %s (%u) ELockAppEnableDevicelock iLockStatus=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, iLockStatus );
+            switch ( iLockStatus )
+                {
+                case ELockNotActive:
+                    return KErrNone;
+                case EKeyguardActive:
+                    return KErrNone;
+                case EDevicelockActive:
+                    return KErrAlreadyExists;
+                }
+            }
+            break;
+        case ELockAppDisableDevicelock:
+            {
+           	RDebug::Printf( "%s %s (%u) ELockAppDisableDevicelock iLockStatus=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, iLockStatus );
+            switch ( iLockStatus )
+                {
+                case ELockNotActive:
+                    return KErrAlreadyExists;
+                case EKeyguardActive:
+                    return KErrPermissionDenied;
+                case EDevicelockActive:
+                    return KErrNone;
+                }
+            }
+            break;
+        case ELockAppOfferKeyguard:
+            {
+           	RDebug::Printf( "%s %s (%u) ELockAppOfferKeyguard iLockStatus=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, iLockStatus );
+            switch ( iLockStatus )
+                {
+                case ELockNotActive:
+                    return KErrNone;
+                case EKeyguardActive:
+                    return KErrPermissionDenied;
+                case EDevicelockActive:
+                    return KErrPermissionDenied;
+                }
+            }
+            break;
+        case ELockAppShowKeysLockedNote:
+            {
+           	RDebug::Printf( "%s %s (%u) ELockAppShowKeysLockedNote iLockStatus=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, iLockStatus );
+            switch ( iLockStatus )
+                {
+                case ELockNotActive:
+                    return KErrPermissionDenied;
+                case EKeyguardActive:
+                    return KErrNone;
+                case EDevicelockActive:
+                    return KErrPermissionDenied;
+                }
+            }
+            break;
+        }
+    return KErrPermissionDenied;
+    }
+
+// ---------------------------------------------------------------------------
+// Prescreen key events for special cases before giving them to child controls
+// ---------------------------------------------------------------------------
+TKeyResponse CLockAppStateControl::PreCheckKeyEvents(const TKeyEvent& aKeyEvent, TEventCode aType )
+    {
+    	RDebug::Printf( "%s %s (%u) aKeyEvent.iCode=%x aType=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, aKeyEvent.iCode, aType );
+    TKeyResponse keyResponse = EKeyWasNotConsumed;
+    // power key always turns the lights on
+    CheckForPowerKeyLights( aKeyEvent, aType );
+    if ( iLockEcsDetector->EcsNoteOnScreen( ) )
+        {
+        // the key events are fully handled by the emergency
+        // detector when emergency note is shown
+        keyResponse = EKeyWasConsumed;
+        }
+    else
+        {
+        if ( CheckForPhoneKeys( aKeyEvent, aType ) )
+            {
+            keyResponse = EKeyWasConsumed;
+            }
+        else if ( aKeyEvent.iCode == EKeyLeftShift || aKeyEvent.iCode == EKeyRightShift )
+            {
+            // eat these modifier events as they just cause problems elsewhere
+            keyResponse = EKeyWasConsumed;
+            }
+        }
+    return keyResponse;
+    }
+
+// ---------------------------------------------------------------------------
+// Checks if power key has been pressed and inform the sysap accordingly.
+// ---------------------------------------------------------------------------
+void CLockAppStateControl::CheckForPowerKeyLights( const TKeyEvent& aKeyEvent, TEventCode aType )
+    {
+    // only handle power key when keys are locked
+    	RDebug::Printf( "%s %s (%u) aKeyEvent.iCode=%x aType=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, aKeyEvent.iCode, aType );
+    	RDebug::Printf( "%s %s (%u) iLockStatus=%x ELockNotActive=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, iLockStatus, ELockNotActive );
+    if ( iLockStatus != ELockNotActive )
+        {
+    		RDebug::Printf( "%s %s (%u) iFeatureNoPowerkey=%x EStdKeyDevice2=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, iFeatureNoPowerkey, EStdKeyDevice2 );
+        if ( (aType == EEventKey && aKeyEvent.iRepeats == 0) || (aType == EEventKeyDown && aKeyEvent.iScanCode == EStdKeyDevice2) ) // Power key
+            {
+            // If power key pressed, tell SysAp about if
+            if ( (aKeyEvent.iScanCode == EStdKeyDevice2 && aType == EEventKeyDown) || (iFeatureNoPowerkey && aKeyEvent.iCode == EKeyNo) )
+                {
+                // normal power key event
+                RDebug::Printf( "%s %s (%u) EEikKeyLockPowerKeyPressed=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, iFeatureNoPowerkey );
+                SendMessageToSysAp( EEikKeyLockPowerKeyPressed );
+                if ( iFeatureNoPowerkey )
+                    {
+                		RDebug::Printf( "%s %s (%u) EEikKeyLockLightsOnRequest=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, EEikKeyLockLightsOnRequest );
+                    // end key as power key needs additional info (ugly solution)
+                    SendMessageToSysAp( EEikKeyLockLightsOnRequest );
+                    }
+                }
+            }
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// Checks if green or red key has been pressed and forward it to phone
+// in case there is a phone call ongoing.
+// ---------------------------------------------------------------------------
+TBool CLockAppStateControl::CheckForPhoneKeys( const TKeyEvent& aKeyEvent, TEventCode aType )
+    {
+    	RDebug::Printf( "%s %s (%u) aKeyEvent.iCode=%x aType=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, aKeyEvent.iCode, aType );
+#ifndef RD_GLOBALWG_PRIORITY_CHANGE
+    // only handle phone keys when locked and phonecall ongoing
+    	RDebug::Printf( "%s %s (%u) iLockStatus=%x ELockNotActive=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, iLockStatus, ELockNotActive );
+    if ( iLockStatus != ELockNotActive )
+        {
+        if ( aKeyEvent.iScanCode == EStdKeyYes || aKeyEvent.iScanCode == EStdKeyNo )
+            {
+            if ( IsBitFieldSet( iEnvState, KLockAppEnvPhonecallOngoing ) )	// TODO what about video-call
+                {
+                // send Green and Red keys to phoneapp's windowgroup
+                INFO( "CLockAppStateControl::CheckForPhoneKeys - SendKeyToPhoneApp");
+                SendKeyToPhoneApp( aKeyEvent, aType );
+                return ETrue;
+                }
+            }
+        }
+#endif // !RD_GLOBALWG_PRIORITY_CHANGE
+    return EFalse;
+    }
+
+// ---------------------------------------------------------------------------
+// Brings foreground/background the root window.
+// ---------------------------------------------------------------------------
+void CLockAppStateControl::BringForward(TBool aForeground )
+    {
+    	RDebug::Printf( "%s %s (%u) aForeground=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, aForeground );
+    if ( aForeground )
+        {
+        INFO_4( "CLockAppStateControl::BringForward(1) STA - EvWG(%d,%d) ViWG(%d,%d)",
+                iWGEventGate.OrdinalPosition(), iWGEventGate.OrdinalPriority(),
+                iWGVisibilityGate.OrdinalPosition(), iWGVisibilityGate.OrdinalPriority());
+        // not sure if these cause flush in WindowServer
+        iWGVisibilityGate.SetOrdinalPosition( 0, ECoeWinPriorityAlwaysAtFront + KGlobalWindowPriority_LockVisibilityGate );
+        iWGEventGate.SetOrdinalPosition( 0, ECoeWinPriorityAlwaysAtFront + KGlobalWindowPriority_LockVisibilityGate );
+        iEikonEnv->BringForwards( ETrue, ECoeWinPriorityAlwaysAtFront + KGlobalWindowPriority_KeyLock );
+        /*if ( iIncallBubble )
+            {
+            iIncallBubble->SetIncallBubbleAllowedInIdleL( ETrue );
+            }*/
+        }
+    else
+        {
+        INFO_4( "CLockAppStateControl::BringForward(0) STA - EvWG(%d,%d) ViWG(%d,%d)",
+                iWGEventGate.OrdinalPosition(), iWGEventGate.OrdinalPriority(),
+                iWGVisibilityGate.OrdinalPosition(), iWGVisibilityGate.OrdinalPriority());
+
+        // not sure if these cause flush in WindowServer
+        iWGVisibilityGate.SetOrdinalPosition( 0, ECoeWinPriorityNeverAtFront );
+		iWGEventGate.SetOrdinalPosition( 0, ECoeWinPriorityNeverAtFront );
+        iEikonEnv->BringForwards( EFalse );
+        /*if ( iIncallBubble )
+            {
+            iIncallBubble->SetIncallBubbleAllowedInIdleL( EFalse );
+            }*/
+        }
+
+    INFO_4( "CLockAppStateControl::BringForward END - EvWG(%d,%d) ViWG(%d,%d)",
+            iWGEventGate.OrdinalPosition(), iWGEventGate.OrdinalPriority(),
+            iWGVisibilityGate.OrdinalPosition(), iWGVisibilityGate.OrdinalPriority());
+    }
+
+// ---------------------------------------------------------------------------
+// Mute key sounds when phone is locked.
+// ---------------------------------------------------------------------------
+void CLockAppStateControl::MuteSounds(TBool aMuteSounds )
+    {
+    	RDebug::Printf( "%s %s (%u) aMuteSounds=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, aMuteSounds );
+    if ( iSoundsMuted != aMuteSounds )
+        {
+        if ( aMuteSounds )
+            {
+            TRAPD(err, iAvkonAppUiBase->KeySounds()->PushContextL(R_AVKON_SILENT_SKEY_LIST))
+            if ( !err )
+                {
+                iAvkonAppUiBase->KeySounds()->BringToForeground();
+                iAvkonAppUiBase->KeySounds()->LockContext();
+                iSoundsMuted = ETrue;
+                }
+            }
+        else
+            {
+            iAvkonAppUiBase->KeySounds()->ReleaseContext();
+            iAvkonAppUiBase->KeySounds()->PopContext();
+            iSoundsMuted = EFalse;
+            }
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// Print out call state.
+// ---------------------------------------------------------------------------
+void CLockAppStateControl::PrintCallState( TInt aValue )
+    {
+    RDebug::Printf( "%s %s (%u) aValue=%x", __FILE__, __PRETTY_FUNCTION__, __LINE__, aValue );
+    switch ( aValue )
+        {
+        case EPSCTsyCallStateUninitialized:
+            INFO("CLockAppStateControl::PrintCallState - Uninitialized")
+            break;
+        case EPSCTsyCallStateNone:
+            INFO("CLockAppStateControl::PrintCallState - None")
+            break;
+        case EPSCTsyCallStateAlerting:
+            INFO("CLockAppStateControl::PrintCallState - Alerting")
+            break;
+        case EPSCTsyCallStateRinging:
+            INFO("CLockAppStateControl::PrintCallState - Ringing")
+            break;
+        case EPSCTsyCallStateDialling:
+            INFO("CLockAppStateControl::PrintCallState - Dialling")
+            break;
+        case EPSCTsyCallStateAnswering:
+            INFO("CLockAppStateControl::PrintCallState - Answering")
+            break;
+        case EPSCTsyCallStateDisconnecting:
+            INFO("CLockAppStateControl::PrintCallState - Disconnecting")
+            break;
+        case EPSCTsyCallStateConnected:
+            INFO("CLockAppStateControl::PrintCallState - Connected")
+            break;
+        case EPSCTsyCallStateHold:
+            INFO("CLockAppStateControl::PrintCallState - Hold")
+            break;
+        default:
+            break;
+        }
+    }
+
+// END OF FILE