--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vtuis/videotelui/src/features/toolbar/cvtuihidetoolbaritemaction.cpp	Wed Sep 01 12:29:12 2010 +0100
@@ -0,0 +1,244 @@
+/*
+* Copyright (c) 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:  Toolbar hide item action class.
+*
+*/
+
+
+#include <cvtlogger.h>
+#include "cvtuihidetoolbaritemaction.h"
+#include "tvtuicmdvalidatorcallback.h"
+#include "tvtuitoolbarcommanditerator.h"
+#include "cvtuitoolbarbase.h"
+#include "videotelui.hrh"
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// CVtUiHideToolbarItemAction::NewL
+// ---------------------------------------------------------------------------
+//
+CVtUiHideToolbarItemAction* CVtUiHideToolbarItemAction::NewL(
+    CVtUiToolbarBase* aToolbar, const TVtUiStates& aUiStates )
+    {
+    __VTPRINTENTER( "HideTbAct.NewL" )
+    CVtUiHideToolbarItemAction* self =
+        new ( ELeave ) CVtUiHideToolbarItemAction( aToolbar, aUiStates );
+    __VTPRINTEXIT( "HideTbAct.NewL" )
+    return self;
+	}
+
+// ---------------------------------------------------------------------------
+// CVtUiHideToolbarItemAction::~CVtUiHideToolbarItemAction
+// ---------------------------------------------------------------------------
+//
+CVtUiHideToolbarItemAction::~CVtUiHideToolbarItemAction()
+    {
+    }
+
+// ---------------------------------------------------------------------------
+// CVtUiHideToolbarItemAction::ProcessL
+// ---------------------------------------------------------------------------
+//
+void CVtUiHideToolbarItemAction::ProcessL(
+    const MVtUiCmdValidatorCallBack& aCallBack )
+    {
+    __VTPRINTENTER( "HideTbAct.ProcessL" )
+    for ( TVtUiToolbarCommandIterator i( *iToolbar ); i.HasNext(); )
+        {
+        TInt commandId( i.Next() );
+    	if ( !IsCommandHandled( commandId ) )
+    	    {
+    	    __VTPRINT2( DEBUG_GEN, "HideTbAct.cb.call.cmddId=%d", commandId )
+            if ( aCallBack.Call( commandId ) )  // primarypolicy 
+                {                               // says can't be shown
+        	    CommandHandledL( commandId );
+        	    SetItemHiddenL( commandId );
+                }
+             else
+                {
+                HideOrShowToolbarControlL( commandId );
+                }
+    	    }
+        }
+    __VTPRINTEXIT( "HideTbAct.ProcessL" )
+	}
+
+// ---------------------------------------------------------------------------
+// CVtUiHideToolbarItemAction::CVtUiHideToolbarItemAction
+// ---------------------------------------------------------------------------
+//
+CVtUiHideToolbarItemAction::CVtUiHideToolbarItemAction
+    ( CVtUiToolbarBase* aToolbar, const  TVtUiStates& aUiStates )
+    : iToolbar( aToolbar ), iUiStates ( aUiStates )
+    {
+    __VTPRINTENTER( "HideTbAct.ctor" )    
+    __VTPRINTEXIT( "HideTbAct.ctor" )
+    }
+
+// ---------------------------------------------------------------------------
+// CVtUiHideToolbarItemAction::SetItemHiddenL
+// ---------------------------------------------------------------------------
+//
+void CVtUiHideToolbarItemAction::SetItemHiddenL( TInt aCommandId )
+    {
+    __VTPRINTENTER( "HideTbAct.SetItemHidden" )
+    iToolbar->SetCmdIdVisibilityStateL( aCommandId, 
+        CVtUiToolbarBase::EHidden );
+    __VTPRINTEXIT( "HideTbAct.SetItemHidden" )
+    }
+
+// ---------------------------------------------------------------------------
+// CVtUiHideToolbarItemAction::HideOrShowToolbarControlL
+// ---------------------------------------------------------------------------
+//
+void CVtUiHideToolbarItemAction::HideOrShowToolbarControlL
+    ( TInt aCommandId )
+    {
+    __VTPRINTENTER( "HideTbAct.HideOrShowToolbarControlL" )
+    TBool isZoomModeOn = iUiStates.IsZoomModeOn();
+    TBool isVolumeModeOn = iUiStates.IsVolumeModeOn();
+    TBool isBrightnessModeOn = iUiStates.IsBrightnessModeOn();
+    TBool isContrastModeOn = iUiStates.IsContrastModeOn();
+    TBool isDialerOpen = iUiStates.IsDialerOpen();
+    TBool isDialerActivating = iUiStates.IsDialerActivating();
+    TBool isWhiteBalanceModeOn = iUiStates.IsWhiteBalanceModeOn();
+    TBool isColorToneModeOn = iUiStates.IsColorToneModeOn();
+    TBool isCaptureModeOn = iUiStates.IsCaptureModeOn();
+    TBool isSomeElseZoomOn = isBrightnessModeOn || isContrastModeOn || isDialerOpen || isVolumeModeOn
+            || isDialerActivating || isWhiteBalanceModeOn || isColorToneModeOn || isCaptureModeOn;
+    TBool isSomeoneOn = isZoomModeOn || isSomeElseZoomOn;
+    TBool dimmed = EFalse;
+    const TVtUiMediaState& mediaState( iUiStates.MediaState() );
+    const TVtUiAudioState& audioState( iUiStates.AudioState() );
+
+    switch ( aCommandId )
+    {
+        case EVtUiCmdDisableVideo:
+        case EVtUiCmdSwapImagesPlaces:
+        case EVtUiCmdDisableAudio:
+        case EVtUiCmdEnableAudio:
+        case EVtUiCmdEnableVideo:
+            if ( isSomeoneOn )
+                {
+                dimmed = ETrue;
+                }
+            break;
+
+        case EVtUiCmdUsePrimaryCamera:
+        case EVtUiCmdUseSecondaryCamera:
+            if ( mediaState.IsSharing()
+                || isSomeoneOn )        
+                {
+                dimmed = ETrue;
+                } 
+            break;
+        case EVtUiCmdZoom:
+            if ( !mediaState.IsVideo() ||
+                mediaState.IsFrozen() ||
+                mediaState.IsSharing() ||
+                isSomeElseZoomOn )
+                {
+                dimmed = ETrue;
+                }
+            break;
+        
+        case EVtUiCmdShareObjectImage:
+            if ( mediaState.IsFrozen() ||
+                mediaState.IsVideoPermanentlyStopped() ||
+                isSomeoneOn )
+                {
+                dimmed = ETrue;
+                } 
+            break;
+        
+        case EVtUiCmdActivateBT:
+            if ( !audioState.CanActivateBtHf() ||
+                audioState.IsAudioPermanentlyStopped() ||
+                isSomeoneOn )
+                {
+                dimmed = ETrue;
+                }
+            break;
+        
+        case EVtUiCmdDeactivateLoudspeaker:
+            if ( !audioState.CanDeactivateLoudspeaker() ||
+                audioState.IsAudioPermanentlyStopped() ||
+                isSomeoneOn )
+                {
+                dimmed = ETrue;
+                }
+            break;
+        
+        case EVtUiCmdSwitchFromBTToIHF:
+            if ( !audioState.CanDeactivateBtHf() ||
+                !audioState.CanActivateLoudspeaker() ||
+                audioState.IsAudioPermanentlyStopped() ||
+                isSomeoneOn )
+                {
+                dimmed = ETrue;
+                }
+            break;
+        
+        case EVtUiCmdActivateLoudspeaker:
+            if ( !audioState.CanActivateLoudspeaker() ||
+                audioState.IsAudioPermanentlyStopped() ||
+                isSomeoneOn )
+                {
+                dimmed = ETrue;
+                }
+            break;
+        
+            /*
+            case EVtUiCmdSnapshot:
+            if ( iUiStates.IsContrastModeOn() || iUiStates.IsBrightnessModeOn ()
+            || isZoomModeOn || ( !iUiStates.MediaState().IsVideo() && 
+            !iUiStates.MediaState().IsFrozen() ) ||
+            !iUiStates.MediaState().IsFreezeSupported() || iUiStates.IsContrastModeOn() || 
+            iUiStates.IsBrightnessModeOn() || isVolumeModeOn )
+            {
+            dimmed = ETrue;
+            } 
+            break;
+            */                 
+        default:
+            dimmed = EFalse;
+            break;
+    }
+    
+    // update toolbar's commands visibility values
+    if ( dimmed )
+        {
+        iToolbar->SetCmdIdVisibilityStateL( aCommandId, 
+                CVtUiToolbarBase::EDimmed );
+        }
+    else
+        {
+        iToolbar->SetCmdIdVisibilityStateL( aCommandId, 
+                CVtUiToolbarBase::EShown );
+        }
+    __VTPRINTEXIT( "HideTbAct.HideOrShowToolbarControlL" )
+    }
+
+// ---------------------------------------------------------------------------
+// CVtUiHideToolbarItemAction::EndProcess
+// ---------------------------------------------------------------------------
+//
+void CVtUiHideToolbarItemAction::EndProcess()
+    {
+    __VTPRINTENTER( "HideTbAct.EndProcess" )    
+    TRAP_IGNORE( iToolbar->UpdateToolbarL() );
+    __VTPRINTEXIT( "HideTbAct.EndProcess" )    
+    }   
+//  End of File