--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gssettingsuis/Gs/GSFramework/src/GSTabHelper.cpp	Wed Sep 01 12:20:44 2010 +0100
@@ -0,0 +1,288 @@
+/*
+* Copyright (c) 2005 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:  Utility class for creating tab groups.
+*
+*/
+
+
+// INCLUDE FILES
+#include "gstabhelper.h"
+#include "gstabbedview.h"
+#include "GsLogger.h"
+
+#include <aknappui.h>
+#include <aknnavi.h>
+#include <aknnavide.h>
+#include <akntabgrp.h>
+#include <AknTabObserver.h>
+#include <eikspane.h>
+#include <gulicon.h>
+
+// ================= MEMBER FUNCTIONS =======================
+
+// ---------------------------------------------------------------------------
+// CGSTabHelper::CGSTabHelper
+// C++ constructor.
+//
+// ---------------------------------------------------------------------------
+//
+CGSTabHelper::CGSTabHelper()
+    {
+    }
+
+
+// ---------------------------------------------------------------------------
+// CGSTabHelper::NewL()
+// Symbian OS two-phased constructor.
+//
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CGSTabHelper* CGSTabHelper::NewL()
+    {
+    CGSTabHelper* self = NewLC();
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+
+// ---------------------------------------------------------------------------
+// CGSTabHelper::NewLC()
+// Symbian OS two-phased constructor.
+//
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CGSTabHelper* CGSTabHelper::NewLC()
+    {
+    CGSTabHelper* self = new(ELeave) CGSTabHelper();
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    return self;
+    }
+
+
+// ---------------------------------------------------------------------------
+// CGSTabHelper::ConstructL(const TRect& aRect)
+// Symbian OS default constuctor.
+//
+// ---------------------------------------------------------------------------
+//
+void CGSTabHelper::ConstructL()
+    {
+    iNaviDecorator = NULL;
+
+    iAppUi =  static_cast<CAknViewAppUi*>( CCoeEnv::Static()->AppUi() );
+
+    CEikStatusPane* statusPane = iAppUi->StatusPane();
+
+    // Fetch pointer to the default navi pane container:
+    iNaviContainer = static_cast<CAknNavigationControlContainer*>
+        ( statusPane->ControlL( TUid::Uid(EEikStatusPaneUidNavi ) ) );
+    }
+
+
+// ---------------------------------------------------------------------------
+// CGSTabHelper::~CGSTabHelper()
+// Destructor
+//
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CGSTabHelper::~CGSTabHelper()
+    {
+    RemoveTabGroup();
+    }
+
+
+// -----------------------------------------------------------------------------
+// CGSTabHelper::CreateTabGroupL()
+//
+//
+// -----------------------------------------------------------------------------
+//
+EXPORT_C void CGSTabHelper::CreateTabGroupL( TUid aActiveViewUid,
+                                             MGSTabbedViewOwner* aTabOwner )
+    {
+    iTabOwner = aTabOwner;
+    CreateTabGroupL( aActiveViewUid, iTabOwner->TabbedViews() );
+    }
+
+// ---------------------------------------------------------------------------
+// CGSTabHelper::CreateTabGroupL()
+//
+//
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CGSTabHelper::CreateTabGroupL(
+    TUid aActiveViewUid,
+    CArrayPtrFlat<CGSPluginInterface>* aTabbedViews )
+    {
+    RemoveTabGroup();//Remove possible old tab group.
+    iNaviDecorator = iNaviContainer->CreateTabGroupL( this );
+    iTabGroup =
+        static_cast<CAknTabGroup*> ( iNaviDecorator->DecoratedControl() );
+
+    switch ( aTabbedViews->Count() )
+        {
+        case 1:
+            iTabGroup->SetTabFixedWidthL( KTabWidthWithOneTab );
+            break;
+        case 2:
+            iTabGroup->SetTabFixedWidthL( KTabWidthWithTwoTabs );
+            break;
+        case 3:
+            iTabGroup->SetTabFixedWidthL( KTabWidthWithThreeTabs );
+            break;
+        default:
+            iTabGroup->SetTabFixedWidthL( KTabWidthWithFourTabs );
+            break;
+        }
+
+    for( TInt i = 0; i < aTabbedViews->Count(); i++ )
+        {
+        CGSPluginInterface* tabbedView = aTabbedViews->operator[]( i );
+        CGulIcon* icon = NULL;
+        TRAPD
+            (
+            err,
+            icon = tabbedView->CreateIconL( KGSIconTypeTab );
+            )
+
+        // CreateIconL should not leave outside. If creating icon leaves, use
+        // default icon.
+        if( err != KErrNone )
+            {
+            __GSLOGSTRING2(
+                "[CGSTabHelper] ERROR: 0x%X::CreateIconL failed (%d), using default icon.",
+                tabbedView->Id().iUid, err );
+
+            icon =
+                tabbedView->CGSPluginInterface::CreateIconL( KGSIconTypeTab );
+            }
+        CleanupStack::PushL( icon );
+        iTabGroup->AddTabL( tabbedView->Id().iUid,
+                           icon->Bitmap(),
+                           icon->Mask() );
+
+        // Bitmaps are now owned by the tab:
+        icon->SetBitmapsOwnedExternally( ETrue );
+
+        // Delete icon object. Bitmaps are not owned by icon anymore and thus
+        // not deleted:
+        CleanupStack::PopAndDestroy( icon );
+        }
+
+    iNaviContainer->PushL( *iNaviDecorator );
+
+    // The active tab should be same as active plugin
+    iTabGroup->SetActiveTabById( aActiveViewUid.iUid );
+    }
+
+
+// ---------------------------------------------------------------------------
+// CGSTabHelper::CreateTabGroupL()
+//
+//
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CGSTabHelper::CreateTabGroupL(
+    TUid aActiveViewUid,
+    CArrayPtrFlat<MGSTabbedView>* aTabbedViews )
+    {
+    RemoveTabGroup();//Remove possible old tab group.
+    iNaviDecorator = iNaviContainer->CreateTabGroupL( this );
+    iTabGroup =
+        static_cast<CAknTabGroup*> ( iNaviDecorator->DecoratedControl() );
+
+    switch ( aTabbedViews->Count() )
+        {
+        case 1:
+            iTabGroup->SetTabFixedWidthL( KTabWidthWithOneTab );
+            break;
+        case 2:
+            iTabGroup->SetTabFixedWidthL( KTabWidthWithTwoTabs );
+            break;
+        case 3:
+            iTabGroup->SetTabFixedWidthL( KTabWidthWithThreeTabs );
+            break;
+        default:
+            iTabGroup->SetTabFixedWidthL( KTabWidthWithFourTabs );
+            break;
+        }
+
+    for( TInt i = 0; i < aTabbedViews->Count(); i++ )
+        {
+        MGSTabbedView* tabbedView = aTabbedViews->operator[]( i );
+
+         // Takes icon ownership
+        CGulIcon* icon = tabbedView->CreateTabIconL();
+        CleanupStack::PushL( icon );
+
+
+        iTabGroup->AddTabL( tabbedView->Id().iUid,
+                           icon->Bitmap(),
+                           icon->Mask() );
+
+        //Bitmaps are now owned by the tab:
+        icon->SetBitmapsOwnedExternally( ETrue );
+
+        // Delete icon object. Bitmaps are not owned by icon anymore and thus
+        // not deleted:
+        CleanupStack::PopAndDestroy( icon );
+        }
+
+    iNaviContainer->PushL( *iNaviDecorator );
+
+    // The active tab should be same as active plugin
+    iTabGroup->SetActiveTabById( aActiveViewUid.iUid );
+    }
+
+
+// ---------------------------------------------------------------------------
+// CGSTabHelper::RemoveTabGroup()
+//
+// Removes the tab group owned by this class from navi pane.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CGSTabHelper::RemoveTabGroup()
+    {
+    if( iNaviDecorator )
+        {
+        iNaviContainer->Pop( iNaviDecorator );
+        delete iNaviDecorator;
+        iNaviDecorator = NULL;
+        }
+    }
+
+
+// ---------------------------------------------------------------------------
+// CGSTabHelper::TabChangedL()
+//
+//
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CGSTabHelper::TabChangedL( TInt aIndex )
+    {
+    TUid uid;
+    uid.iUid = iTabGroup->TabIdFromIndex( aIndex );
+
+    // If has a tab owner, notify it:
+    if( iTabOwner )
+        {
+        iTabOwner->TabChangedL( uid );
+        }
+
+    iAppUi->ActivateLocalViewL( uid );
+    }
+
+
+//  End of File