diff -r 000000000000 -r 72b543305e3a email/mail/EditorSrc/cmsgmailnavipaneutils.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/email/mail/EditorSrc/cmsgmailnavipaneutils.cpp	Thu Dec 17 08:44:11 2009 +0200
@@ -0,0 +1,309 @@
+/*
+* Copyright (c) 2002 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:  Navi pane handling utilities
+*
+*/
+
+
+// Mail includes
+#include "cmsgmailnavipaneutils.h"
+#include <avkon.hrh>
+#include <aknenv.h>
+#include <AknsUtils.h>
+#include <AknIndicatorContainer.h>
+#include <MsgAttachmentUtils.h>
+#include <AknIconUtils.h>
+#include <aknEditStateIndicator.h>
+#include <aknnavi.h>    // for CAknNavigationControlContainer
+#include <aknnavide.h>  // for CAknNavigationDecorator
+#include <avkon.mbg>
+
+// LOCAL CONSTANTS
+
+const TInt KMaxNaviMailSize(9999*1024); // largest size shown in navi pane
+const TInt KMaxNaviMailDigits(20); // some language variants require this
+								   // to be longer than 10, since they
+								   // write kB with more characters
+								   // this will cause overlapping in 
+								   // navi pane with priority 
+
+// ================= MEMBER FUNCTIONS =======================
+
+// -----------------------------------------------------------------------------
+// CMsgMailNaviPaneUtils::NewL()
+// Symbian two-phased constructor
+// -----------------------------------------------------------------------------
+//
+CMsgMailNaviPaneUtils* CMsgMailNaviPaneUtils::NewL()
+    {
+    CMsgMailNaviPaneUtils* self = new( ELeave ) CMsgMailNaviPaneUtils();
+    CleanupStack::PushL( self );
+	self->ConstructL();
+	CleanupStack::Pop(self); // self
+    return self;
+    }
+
+// -----------------------------------------------------------------------------
+// CMsgMailNaviPaneUtils::CMsgMailNaviPaneUtils()
+// A default constructor
+// -----------------------------------------------------------------------------
+//
+CMsgMailNaviPaneUtils::CMsgMailNaviPaneUtils()
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CMsgMailNaviPaneUtils::ConstructL()
+// -----------------------------------------------------------------------------
+//
+void CMsgMailNaviPaneUtils::ConstructL()
+    {
+    CEikStatusPane* statusPane =
+        CEikonEnv::Static()->AppUiFactory()->StatusPane();					// CSI: 27 # Must be used because of iEikEnv 
+																			// is not accessible.
+    ASSERT( statusPane );
+    // We don't own iNaviPane. 
+    iNaviPane = static_cast<CAknNavigationControlContainer*>(
+        statusPane->ControlL( TUid::Uid( EEikStatusPaneUidNavi ) ) );
+    ASSERT( iNaviPane );
+    // iNaviDecorator must be deleted in destructor. 
+    iNaviDecorator = iNaviPane->CreateEditorIndicatorContainerL();
+    ASSERT( iNaviDecorator );
+    iNaviIndi = static_cast<CAknIndicatorContainer*>(
+        iNaviDecorator->DecoratedControl() );
+    ASSERT( iNaviIndi );
+
+    // Address fields contain by default t9 and abc icons, and to avoid
+    // other indicators changing position when our own navi pane is enabled or
+    // disabled we will create invisible indicators.
+    CreateInvisibleIndicatorL( EAknNaviPaneEditorIndicatorLowerCase );
+    CreateInvisibleIndicatorL( EAknNaviPaneEditorIndicatorT9 );
+    }
+
+
+// -----------------------------------------------------------------------------
+// CMsgMailNaviPaneUtils::~CMsgMailNaviPaneUtils()
+// -----------------------------------------------------------------------------
+//
+CMsgMailNaviPaneUtils::~CMsgMailNaviPaneUtils()
+    {
+    delete iNaviDecorator;    
+    }
+
+
+// ----------------------------------------------------------------------------
+// CMsgMailNaviPaneUtils::SetPriorityIndicator()
+// if priority is EMsvMediumPriority then no indicator is shown
+// ----------------------------------------------------------------------------
+void CMsgMailNaviPaneUtils::SetPriorityIndicator( TMsvPriority aPriority )
+	{
+    SetIndicatorState( EAknNaviPaneEditorIndicatorMcePriorityHigh,
+        ( aPriority == EMsvHighPriority ) ? ETrue : EFalse );
+
+    SetIndicatorState( EAknNaviPaneEditorIndicatorMcePriorityLow,
+        ( aPriority == EMsvLowPriority ) ? ETrue : EFalse );
+	}
+
+// -----------------------------------------------------------------------------
+// void CMsgMailNaviPaneUtils::SetMessageSizeIndicatorL()
+// -----------------------------------------------------------------------------
+//
+void CMsgMailNaviPaneUtils::SetMessageSizeIndicatorL( TInt aSize )
+    {
+    TBuf<KMaxNaviMailDigits> sizeString;
+    if ( aSize > KMaxNaviMailSize )
+        {
+        aSize = KMaxNaviMailSize;
+        }
+
+    MsgAttachmentUtils::FileSizeToStringL( sizeString, aSize, ETrue ); 
+    
+    SetIndicatorState( EAknNaviPaneEditorIndicatorMessageLength, ETrue );
+    SetIndicatorValueL( EAknNaviPaneEditorIndicatorMessageLength, sizeString );
+    }
+
+// -----------------------------------------------------------------------------
+// void CMsgMailNaviPaneUtils::SetAttachmentIndicator()
+// -----------------------------------------------------------------------------
+//
+void CMsgMailNaviPaneUtils::SetAttachmentIndicator( TBool aHasAttachments )
+    {
+    SetIndicatorState( EAknNaviPaneEditorIndicatorAttachment, aHasAttachments );
+    }
+
+// ---------------------------------------------------------------------------
+// CMsgMailNaviPaneUtils::EnableOwnNaviPaneL
+// Enable or disable our own navi pane. 
+// ---------------------------------------------------------------------------
+//
+void CMsgMailNaviPaneUtils::EnableOwnNaviPaneL( TBool aDoEnable )
+    {
+    if( aDoEnable )
+        {
+        // If iNaviDecorator already exists in window stack, 
+        // it is put foremost. 
+        iNaviPane->PushL( *iNaviDecorator );
+        iNaviDecorator->MakeVisible( ETrue );
+        }
+    else
+        {
+        iNaviDecorator->MakeVisible( EFalse );
+        }                
+    }
+
+// ---------------------------------------------------------------------------
+// CMsgMailNaviPaneUtils::SetIndicatorState
+// Sets indicator state on/off in both default and our own navi pane
+// ---------------------------------------------------------------------------
+//
+void CMsgMailNaviPaneUtils::SetIndicatorState(
+    TInt aIndicatorId,
+    TBool aDoEnable )
+    {    
+    TInt state( aDoEnable ? EAknIndicatorStateOn : EAknIndicatorStateOff );
+    TUid indicator( TUid::Uid( aIndicatorId ) );    
+    
+    // default navi pane
+    MAknEditingStateIndicator* ind = AVKONENV->EditingStateIndicator();
+    if ( ind )
+        {        
+        CAknIndicatorContainer* defaultNaviIndi = ind->IndicatorContainer();    
+        ASSERT( defaultNaviIndi );
+        defaultNaviIndi->SetIndicatorState( indicator, state );
+        }
+        
+    // our own navi pane
+    iNaviIndi->SetIndicatorState( indicator, state );    
+    }
+    
+// ---------------------------------------------------------------------------
+// CMsgMailNaviPaneUtils::SetIndicatorValueL
+// Sets indicator value in both default and our own navi pane
+// ---------------------------------------------------------------------------
+//
+void CMsgMailNaviPaneUtils::SetIndicatorValueL(
+    TInt aIndicatorId,
+    const TDesC& aString )
+    {    
+    TUid indicator( TUid::Uid( aIndicatorId ) );
+    
+    // default navi pane
+    MAknEditingStateIndicator* ind = AVKONENV->EditingStateIndicator();
+    if ( ind )
+        {        
+        CAknIndicatorContainer* defaultNaviIndi = ind->IndicatorContainer();    
+        ASSERT( defaultNaviIndi );
+        defaultNaviIndi->SetIndicatorValueL( indicator, aString );
+        }
+        
+    // our own navi pane
+    iNaviIndi->SetIndicatorValueL( indicator, aString );
+    }
+
+// ---------------------------------------------------------------------------
+// CMsgMailNaviPaneUtils::CreateInvisibleIndicatorL
+// We add invisible "abc" and t9 icons to our navi pane so that email priority
+// icon won't change it's place horizontally when focus is moved to/from 
+// attachment field. This is quite ugly, but avkon doesn't provide support for
+// keeping indicator in fixed location.
+// ---------------------------------------------------------------------------
+//
+void CMsgMailNaviPaneUtils::CreateInvisibleIndicatorL( TInt aIndicatorId )
+    {
+    // 1. Turn indicator on   
+    
+    SetIndicatorState( aIndicatorId, ETrue );
+    
+    // 2. Make icon invisible
+                    
+    CFbsBitmap* bitmap( NULL );
+    // Get bitmap for "abc" icon
+    CreateIconLC( aIndicatorId, bitmap );
+               
+    // We cannot use CFbsBitmap::SizeInPixels() since it is zero due
+    // to icon scalability. To get a size for our empty mask we query
+    // content dimensions. All scaling and sizing of actual indicators
+    // will be taken care by CAknIndicatorContainer
+    TSize size;        
+    User::LeaveIfError( AknIconUtils::GetContentDimensions( bitmap,
+                                                            size ) );        
+    CFbsBitmap* emptyMask = new (ELeave) CFbsBitmap();
+    CleanupStack::PushL( emptyMask );
+    User::LeaveIfError( emptyMask->Create( size, EGray2 ) );
+
+    // Ownership of bitmap and newMask is transferred to iNaviIndi. 
+    iNaviIndi->ReplaceIndicatorIconL( TUid::Uid( aIndicatorId ),
+                                      EAknIndicatorStateOn, 
+                                      CAknIndicatorContainer::ELayoutModeWide,
+                                      bitmap,
+                                      emptyMask );
+    CleanupStack::Pop( 2, bitmap );						// CSI: 47,12 # emptyMask, bitmap
+    }
+
+// ---------------------------------------------------------------------------
+// CMsgMailNaviPaneUtils::CreateIconLC
+//
+// ---------------------------------------------------------------------------
+//
+void CMsgMailNaviPaneUtils::CreateIconLC(
+    TInt aIndicatorId,
+    CFbsBitmap*& aBitmap ) const
+    {
+    TAknsItemID skinId;
+    TInt bitmapId;
+    TInt maskId; // dummy    
+    GetIconIds( aIndicatorId, skinId, bitmapId, maskId );
+    MAknsSkinInstance *skin = AknsUtils::SkinInstance();    
+    AknsUtils::CreateIconLC( skin,
+                             skinId,
+                             aBitmap,
+                             AknIconUtils::AvkonIconFileName(),
+                             bitmapId );    
+    }
+
+// ---------------------------------------------------------------------------
+// CMsgMailNaviPaneUtils::GetIconIds
+//
+// ---------------------------------------------------------------------------
+//
+void CMsgMailNaviPaneUtils::GetIconIds(
+    TInt aIndicatorId,
+    TAknsItemID& aSkinId,
+    TInt& aFileBitmapId,
+    TInt& aFileMaskId ) const
+    {
+    switch ( aIndicatorId )
+        {
+        case EAknNaviPaneEditorIndicatorLowerCase:
+            {
+            aSkinId = KAknsIIDQgnStatCaseSmall;
+            aFileBitmapId = EMbmAvkonQgn_stat_case_small;
+            aFileMaskId = EMbmAvkonQgn_stat_case_small_mask;
+            break;
+            }
+        case EAknNaviPaneEditorIndicatorT9:
+            {
+            aSkinId = KAknsIIDQgnStatT9;
+            aFileBitmapId = EMbmAvkonQgn_stat_t9;
+            aFileMaskId = EMbmAvkonQgn_stat_t9_mask;
+            break;
+            }            
+        default:
+            {
+            // do nothing
+            }
+        }
+    }
+
+// End of File