diff -r 000000000000 -r 15bf7259bb7c uiacceltk/hitchcock/plugins/alftranseffect/alftranseffectplugin/src/alfsystemeffects.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/uiacceltk/hitchcock/plugins/alftranseffect/alftranseffectplugin/src/alfsystemeffects.cpp	Tue Feb 02 07:56:43 2010 +0200
@@ -0,0 +1,326 @@
+/*
+* Copyright (c) 2006 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:   Alf system effects
+*
+*/
+
+
+
+
+// INCLUDE FILES
+#include <e32base.h>
+#include <bitdev.h>
+#include <implementationproxy.h>
+
+#include "alftfxplugincommon.hrh"
+#include "alfsystemeffects.h"
+#include "alf/alfsrveffectenv.h"
+#include <alflogger.h>
+
+#include "uiacceltk/HuiDisplay.h"
+#include "uiacceltk/HuiLayout.h"
+#include "uiacceltk/HuiControlGroup.h"
+#include "uiacceltk/HuiControl.h"
+#include "uiacceltk/HuiRoster.h"
+#include "uiacceltk/HuiCommand.h"
+#include "uiacceltk/HuiEnv.h"
+#include "uiacceltk/HuiTransformation.h"
+
+// Constants
+const TInt KAlfDefaultFocusGainedEffectDuration = 500;
+const TInt KAlfDefaultFocusLostEffectDuration = 500;
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+
+// -----------------------------------------------------------------------------
+// CAlfSystemEffects::CAlfSystemEffects
+// C++ constuctor.
+// -----------------------------------------------------------------------------
+//
+CAlfSystemEffects::CAlfSystemEffects( ) 
+    
+    {
+    //LOGTEXT(_L("CAlfSystemEffects::CAlfSystemEffects()"));
+    }
+
+
+// -----------------------------------------------------------------------------
+// CAlfSystemEffects::NewExtensionL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+MAlfTransEffectPlugin* CAlfSystemEffects::NewExtensionL()
+    {
+    __ALFFXLOGSTRING("CAlfSystemEffects::NewExtensionL >>");
+    //LOGTEXT(_L("CAlfSystemEffects::NewExtensionL()"));
+    CAlfSystemEffects* self = new(ELeave) CAlfSystemEffects();
+    CleanupStack::PushL( self ); 
+    self->ConstructL();
+    CleanupStack::Pop( self );
+    __ALFFXLOGSTRING("CAlfSystemEffects::NewExtensionL <<");
+    return ( self );
+    }
+
+
+// -----------------------------------------------------------------------------
+// CAlfSystemEffects::ConstructL
+// Symbian 2nd phase constructor.
+// -----------------------------------------------------------------------------
+//
+void CAlfSystemEffects::ConstructL()
+    {
+    //LOGTEXT(_L("CAlfSystemEffects::ConstructL()"));
+    }
+
+
+// -----------------------------------------------------------------------------
+// CAlfSystemEffects::~CAlfSystemEffects
+// C++ destructor.
+// -----------------------------------------------------------------------------
+//
+CAlfSystemEffects::~CAlfSystemEffects()
+    {
+    __ALFFXLOGSTRING("CAlfSystemEffects::~CAlfSystemEffects");
+    //LOGTEXT(_L("CAlfSystemEffects::~CAlfSystemEffects()"));
+    }
+
+
+// -----------------------------------------------------------------------------
+// CAlfSystemEffects::GetSupportedEffects
+// -----------------------------------------------------------------------------
+//
+TInt CAlfSystemEffects::GetSupportedEffects( RArray<TInt>& aSupportedEffectIds )
+	{ 
+	__ALFFXLOGSTRING("CAlfSystemEffects::GetSupportedEffects >>");
+	// Add effect ids which are supported by this plugin
+	aSupportedEffectIds.Append( MAlfTransEffectPlugin::EContextFocusGained ); 
+	aSupportedEffectIds.Append( MAlfTransEffectPlugin::EContextFocusLost ); 
+	aSupportedEffectIds.Append( MAlfTransEffectPlugin::EContextEmbeddedStart ); 
+	aSupportedEffectIds.Append( MAlfTransEffectPlugin::EContextEmbeddedExit ); 
+	__ALFFXLOGSTRING("CAlfSystemEffects::GetSupportedEffects - return KErrnone<<");	
+	return KErrNone; 
+	};
+	
+
+// -----------------------------------------------------------------------------
+// CAlfSystemEffects::StartPhase
+// -----------------------------------------------------------------------------
+//
+TInt CAlfSystemEffects::StartPhase( TInt aPhaseId, TInt aEffectId, 
+    CAlfSrvEffectEnv& aEffectEnv, const TDesC8* aParams ) 
+	{ 
+	__ALFFXLOGSTRING("CAlfSystemEffects::StartPhase >>");
+	TRAP_IGNORE( DoStartPhaseL( aPhaseId, aEffectId, aEffectEnv, aParams ));
+	__ALFFXLOGSTRING("CAlfSystemEffects::StartPhase - return KErrNone <<");
+	return KErrNone;
+	}
+	
+	
+// -----------------------------------------------------------------------------
+// CAlfSystemEffects::DoStartPhaseL
+// -----------------------------------------------------------------------------
+//
+TInt CAlfSystemEffects::DoStartPhaseL( TInt /*aPhaseId*/, TInt aEffectId, 
+    CAlfSrvEffectEnv& aEffectEnv, const TDesC8* /*aParams*/ ) 
+	{ 
+	__ALFFXLOGSTRING1("CAlfSystemEffects::DoStartPhaseL - aEffectId: %d ", aEffectId );
+	
+	// Start effect here!
+    switch (aEffectId)
+        {
+        case MAlfTransEffectPlugin::EContextFocusGained:
+            {
+            ShowVisibleGroupsAndMakeNonTransparentL( aEffectEnv );                           				
+            break;
+            }
+            
+        case MAlfTransEffectPlugin::EContextFocusLost:
+            {
+            HideGroupsAndMakeTransparentL( aEffectEnv );          
+            break;
+            }
+            
+        case MAlfTransEffectPlugin::EContextEmbeddedStart:
+            {
+            // do a normal show
+            ShowVisibleGroupsAndMakeNonTransparentL( aEffectEnv );
+            
+            // in addition, do a expand effect for the visible groups
+            TInt controlGroupCount = aEffectEnv.VisibleControlGroupCountL();
+            for ( TInt g = 0 ; g < controlGroupCount ; g++ )
+                {
+                CHuiControlGroup* group = aEffectEnv.VisibleControlGroupL(g);
+		        if (group)
+                    {
+                    // Perhaps we should show controlgroup in other displays too...?
+                    CHuiDisplay* defaultDisplay = aEffectEnv.DisplayL(0);                
+                    if (defaultDisplay)
+                        {
+                        CHuiLayout* hostContainer = group->Control(0).ContainerLayout( NULL );          
+                       
+                        // Cancel the previous 'disable transformation' commands.
+                        aEffectEnv.SharedEnv()->CancelCommands( hostContainer, EHuiOpDisableTransformation );
+                       
+                        hostContainer->EnableTransformationL(); 
+                        CHuiTransformation& xf = hostContainer->Transformation(); 
+                        
+                        THuiTimedValue scale(0);
+                        scale.Set(1, KAlfDefaultFocusGainedEffectDuration);
+
+                        // Clear previously created transformation steps.
+                        xf.LoadIdentity();
+
+                        xf.Scale(scale,scale);
+                        
+                        // Disable transformations after effect
+                        THuiVisualCommand disableTransformationCommand( *hostContainer, EHuiOpDisableTransformation );
+                        aEffectEnv.SharedEnv()->Send( disableTransformationCommand, KAlfDefaultFocusGainedEffectDuration );
+                        }
+                    }
+                }            
+            break;
+            }
+        case MAlfTransEffectPlugin::EContextEmbeddedExit:
+            {
+            // do normal hide
+            HideGroupsAndMakeTransparentL( aEffectEnv );
+            
+            // in addition, do a shrink effect for the visible groups
+            TInt controlGroupCount = aEffectEnv.VisibleControlGroupCountL();
+            for ( TInt g = 0 ; g < controlGroupCount ; g++ )
+                {
+                CHuiControlGroup* group = aEffectEnv.VisibleControlGroupL(g);
+		        if (group)
+                    {
+                    // Perhaps we should show controlgroup in other displays too...?
+                    CHuiDisplay* defaultDisplay = aEffectEnv.DisplayL(0);                
+                    if (defaultDisplay)
+                        {
+                        // Do a little pop out effect
+                        CHuiLayout* hostContainer = group->Control(0).ContainerLayout( NULL );
+                               
+                        // Cancel the previous 'disable transformation' commands.
+                        aEffectEnv.SharedEnv()->CancelCommands( hostContainer, EHuiOpDisableTransformation );                
+
+                        hostContainer->EnableTransformationL(); 
+                        CHuiTransformation& xf = hostContainer->Transformation(); 
+                        
+                        THuiTimedValue scale(1);
+                        scale.Set(0, KAlfDefaultFocusLostEffectDuration);
+
+                        // Clear previously created transformation steps.
+                        xf.LoadIdentity();
+
+                        xf.Scale(scale,scale);
+                        
+                        // Disable transformations after effect
+                        THuiVisualCommand disableTransformationCommand( *hostContainer, EHuiOpDisableTransformation );
+                        aEffectEnv.SharedEnv()->Send( disableTransformationCommand, KAlfDefaultFocusLostEffectDuration );
+                        }
+                    }
+                }            
+            break;
+            }
+       default:
+            {
+            
+            break;
+            }        
+        }
+	__ALFFXLOGSTRING("CAlfSystemEffects::DoStartPhaseL - return KErrNone <<");
+	return KErrNone; 
+	};
+    
+void CAlfSystemEffects::ShowVisibleGroupsAndMakeNonTransparentL(CAlfSrvEffectEnv& aEffectEnv)
+    {
+    __ALFFXLOGSTRING("CAlfSystemEffects::ShowVisibleGroupsAndMakeNonTransparentL >>");
+    // Set opacity of every control group to 1, even if it is not shown because
+    // application may want to show it later and it cannot control the
+    // opacity.
+    TInt controlGroupCount = aEffectEnv.ControlGroupCountL();
+    for ( TInt g = 0 ; g < controlGroupCount ; g++ )
+        {
+        CHuiControlGroup* group = aEffectEnv.ControlGroupL(g);
+        if (group)
+            {
+            // Perhaps we should show controlgroup in other displays too...?
+            CHuiDisplay* defaultDisplay = aEffectEnv.DisplayL(0);                
+            if (defaultDisplay)
+                {
+                // Set the root visual opacity to 1 which affects all the visuals in the group
+                CHuiLayout* hostContainer = group->Control(0).ContainerLayout( NULL );                                                
+                hostContainer->iOpacity.Set(1.f, KAlfDefaultFocusGainedEffectDuration);                                                
+                
+                // Disable also previous transformations.
+                hostContainer->EnableTransformationL(EFalse); 
+                }
+            }
+        }   
+        
+    // Check how many control groups are shown (set visible by the application)
+    
+    // todo: the visible control group should be shown in the same order as they were
+    // set into the roster originally.
+    TInt visibleControlGroupCount = aEffectEnv.VisibleControlGroupCountL();
+    for ( TInt g = 0 ; g < visibleControlGroupCount ; g++ )
+        {
+        CHuiControlGroup* group = aEffectEnv.VisibleControlGroupL(g);
+        if (group)
+            {
+            CHuiDisplay* defaultDisplay = aEffectEnv.DisplayL(0);                
+            if (defaultDisplay)
+                {
+                // Cancel the previous hide commands.
+                aEffectEnv.SharedEnv()->CancelCommands( group, EHuiOpHide );
+                
+                // Show control group ! 
+                defaultDisplay->Roster().ShowL(*group);                    
+                group->SetAcceptInput(EFalse);
+                }
+            }
+        }  
+    __ALFFXLOGSTRING("CAlfSystemEffects::ShowVisibleGroupsAndMakeNonTransparentL <<");
+    }
+    
+void CAlfSystemEffects::HideGroupsAndMakeTransparentL(CAlfSrvEffectEnv& aEffectEnv)
+    {
+    __ALFFXLOGSTRING("CAlfSystemEffects::HideGroupsAndMakeTransparentL >>");
+    TInt controlGroupCount = aEffectEnv.ControlGroupCountL();
+    for ( TInt g = 0 ; g < controlGroupCount ; g++ )
+        {
+        CHuiControlGroup* group = aEffectEnv.ControlGroupL(g);
+        if (group)
+            {
+            // Perhaps we should show controlgroup in other displays too...?
+            CHuiDisplay* defaultDisplay = aEffectEnv.DisplayL(0);                
+            if (defaultDisplay)
+                {
+                // Set the root visual opacity to 0 which affects all the visuals in the group
+                CHuiLayout* hostContainer = group->Control(0).ContainerLayout( NULL );
+                hostContainer->iOpacity.Set(0.f, KAlfDefaultFocusGainedEffectDuration);   
+                                                             
+				if (defaultDisplay->DisplayType() != CHuiDisplay::EDisplayOffScreenBuffer)
+					{
+					// Hide the group so that it does not use resources when we dont have focus
+                    THuiGroupCommand command( *group, EHuiOpHide, defaultDisplay );
+                    aEffectEnv.SharedEnv()->Send(command, KAlfDefaultFocusLostEffectDuration);
+					}
+                }
+            }
+        } 
+    __ALFFXLOGSTRING("CAlfSystemEffects::HideGroupsAndMakeTransparentL <<");
+    }
+
+//  End of File