--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/filemanager/App/src/CFileManagerContainerBase.cpp	Wed Sep 01 12:31:07 2010 +0100
@@ -0,0 +1,591 @@
+/*
+* Copyright (c) 2006-2007 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:  Base class for all file manager containers
+*
+*/
+
+
+
+// INCLUDE FILES
+#include <aknlists.h>
+#include <eikclbd.h>
+#include <StringLoader.h>
+#include <FileManagerUID.h>
+#include "CFileManagerContainerBase.h"
+#include "FileManager.hrh"
+
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::CFileManagerContainerBase
+// C++ default constructor can NOT contain any code, that
+// might leave.
+// -----------------------------------------------------------------------------
+//
+CFileManagerContainerBase::CFileManagerContainerBase()
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::ConstructL
+// 
+// -----------------------------------------------------------------------------
+//
+void CFileManagerContainerBase::ConstructL(
+        const TRect& aRect,
+        const TInt aFocusedIndex )
+    {
+    CreateWindowL();
+    iListBox = CreateListBoxL();
+    if ( !iListBox )
+        {
+        User::Leave( KErrGeneral );
+        }
+    SetListEmptyL();
+    iListBox->CreateScrollBarFrameL( ETrue );
+    iListBox->ScrollBarFrame()->SetScrollBarVisibilityL(
+        CEikScrollBarFrame::EOff, CEikScrollBarFrame::EAuto );
+    iListBox->SetObserver( this );
+    iListBox->SetListBoxObserver( this );
+    SetIndex( aFocusedIndex );
+    iListBox->SetFocus( ETrue );
+    iListBox->AddSelectionObserverL( this );
+    SetRect( aRect );
+    ActivateL();
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::~CFileManagerContainerBase
+//
+// -----------------------------------------------------------------------------
+//
+CFileManagerContainerBase::~CFileManagerContainerBase()
+    {
+    delete iListBox;
+    delete iEmptyText;
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::SizeChanged
+// 
+// -----------------------------------------------------------------------------
+//
+void CFileManagerContainerBase::SizeChanged()
+    {
+    if ( iListBox )
+        {
+        iListBox->SetRect( Rect() );
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::CountComponentControls
+// 
+// -----------------------------------------------------------------------------
+//
+TInt CFileManagerContainerBase::CountComponentControls() const
+    {
+    return iListBox ? 1 : 0;
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::ComponentControl
+// 
+// -----------------------------------------------------------------------------
+//
+CCoeControl* CFileManagerContainerBase::ComponentControl(
+        TInt /* aIndex */ ) const
+    {
+    return iListBox;
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::OfferKeyEventL
+// 
+// -----------------------------------------------------------------------------
+//
+TKeyResponse CFileManagerContainerBase::OfferKeyEventL(
+        const TKeyEvent& aKeyEvent, TEventCode aType )
+    {
+    return iListBox->OfferKeyEventL( aKeyEvent, aType );
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::ListBox
+// 
+// -----------------------------------------------------------------------------
+//
+CEikListBox& CFileManagerContainerBase::ListBox()
+    {
+    return *iListBox;
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::RefreshListL
+// 
+// -----------------------------------------------------------------------------
+//
+void CFileManagerContainerBase::RefreshListL( TInt aFocusedIndex )
+    {
+    if ( !iListBox )
+        {
+        return;
+        }
+
+    TBool isEmpty( ETrue );
+    if ( iArray )
+        {
+        if ( iArray->MdcaCount() )
+            {
+            isEmpty = EFalse;
+            iListBox->Model()->SetItemTextArray( iArray );
+            // Remove ownership from listbox.
+            iListBox->Model()->SetOwnershipType( ELbmDoesNotOwnItemArray );
+            }
+        }
+    if ( isEmpty )
+        {
+        SetEmptyArrayL();
+        }
+
+    iListBox->Reset();
+    SetIndex( aFocusedIndex );
+    iListBox->UpdateScrollBarsL();
+    iListBox->SetFocus( ETrue );
+
+    if ( iEmptyText )
+        {
+        iListBox->View()->SetListEmptyTextL( *iEmptyText );
+        }
+    else
+        {
+        iListBox->View()->SetListEmptyTextL( KNullDesC );
+        }
+    iListBox->DrawDeferred();
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::SetListEmptyL
+// 
+// -----------------------------------------------------------------------------
+//
+void CFileManagerContainerBase::SetListEmptyL()
+    {
+    if ( !iListBox )
+        {
+        return;
+        }
+    SetEmptyArrayL();
+    iListBox->View()->SetListEmptyTextL( KNullDesC );
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::SetIndex
+// 
+// -----------------------------------------------------------------------------
+//
+void CFileManagerContainerBase::SetIndex( TInt aFocusedIndex )
+    {
+    if ( !iListBox )
+        {
+        return;
+        }
+    // Check that given index is valid
+    if ( aFocusedIndex >= 0 && 
+         aFocusedIndex < iListBox->Model()->NumberOfItems() )
+        {
+        iListBox->SetCurrentItemIndex( aFocusedIndex );
+        }
+    else
+        {
+        // if list is empty or value is negative then set focus to 0
+        if ( !iListBox->Model()->NumberOfItems() || aFocusedIndex < 0 )
+            {
+            iListBox->SetCurrentItemIndex( 0 );
+            }
+        else 
+            {
+            // Something has been deleted in the end of the list
+            // set focus to last one so the focus doesn't jump around
+            iListBox->SetCurrentItemIndex(
+                iListBox->Model()->NumberOfItems() - 1 );
+            }
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::SetTextArray
+// 
+// -----------------------------------------------------------------------------
+//
+void CFileManagerContainerBase::SetTextArray( MDesCArray* aArray )
+    {
+    iArray = aArray;
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::SetEmptyTextL
+// 
+// -----------------------------------------------------------------------------
+//
+void CFileManagerContainerBase::SetEmptyTextL( TInt aTextId )
+    {
+    delete iEmptyText;
+    iEmptyText = NULL;
+
+    if ( aTextId )
+        {
+        iEmptyText = StringLoader::LoadL( aTextId );
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::SetHelpContext
+// 
+// -----------------------------------------------------------------------------
+//
+void CFileManagerContainerBase::SetHelpContext(
+        const TDesC& aHelpContext )
+    {
+    iHelpContext = aHelpContext;
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::HandleListBoxEventL
+//
+// -----------------------------------------------------------------------------
+//
+void CFileManagerContainerBase::HandleListBoxEventL(
+        CEikListBox* /*aListBox*/, TListBoxEvent aEventType )
+    {
+    switch ( aEventType )
+        {
+        case EEventItemSingleClicked: // FALLTHROUGH
+        case EEventEnterKeyPressed:
+            {
+            static_cast< CAknAppUi* >( ControlEnv()->AppUi() )->
+                ProcessCommandL( EFileManagerSelectionKey );
+            break;
+            }
+        default:
+            {
+            break;
+            }
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::HandleControlEventL
+//
+// -----------------------------------------------------------------------------
+//
+void CFileManagerContainerBase::HandleControlEventL(
+        CCoeControl* /* aControl*/, TCoeEvent /*aEventType*/ )
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::FocusChanged
+// 
+// -----------------------------------------------------------------------------
+//
+void CFileManagerContainerBase::FocusChanged( TDrawNow aDrawNow )
+    {
+    CCoeControl::FocusChanged( aDrawNow );
+
+    if ( iListBox )
+        {
+        iListBox->SetFocus( IsFocused(), aDrawNow );
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::GetHelpContext
+// 
+// -----------------------------------------------------------------------------
+// 
+void CFileManagerContainerBase::GetHelpContext(
+        TCoeHelpContext& aContext ) const
+	{
+    if ( iHelpContext.Length() )
+        {
+        aContext.iMajor = TUid::Uid( KFileManagerUID3 );
+	    aContext.iContext = iHelpContext;
+	    }
+    else
+        {
+        CCoeControl::GetHelpContext( aContext );
+        }
+	}
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::ListBoxExists
+// 
+// -----------------------------------------------------------------------------
+// 
+TBool CFileManagerContainerBase::ListBoxExists() const
+    {
+    return iListBox ? ETrue : EFalse;
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::SetEmptyArrayL
+// 
+// -----------------------------------------------------------------------------
+// 
+void CFileManagerContainerBase::SetEmptyArrayL()
+    {
+    CDesCArray* empty = new( ELeave ) CDesCArrayFlat( 1 );
+    iListBox->Model()->SetItemTextArray( empty );
+    // Transfer ownership to listbox.
+    iListBox->Model()->SetOwnershipType( ELbmOwnsItemArray );
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::ProcessCommandL
+// 
+// -----------------------------------------------------------------------------
+// 
+void CFileManagerContainerBase::ProcessCommandL( TInt aCommandId )
+    {
+    switch ( aCommandId )
+        {
+        case EAknSoftkeyShiftMSK:
+            {
+            static_cast< CAknAppUi* >( ControlEnv()->AppUi() )->
+                ProcessCommandL( EFileManagerToggleMark );
+            break;
+            }
+            
+        default:
+            {
+            break;
+            }
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::SelectionModeChanged
+// 
+// -----------------------------------------------------------------------------
+// 
+void CFileManagerContainerBase::SelectionModeChanged(
+        CEikListBox* aListBox, TBool aSelectionModeEnabled )
+    {
+    if ( iListBox == aListBox &&
+        iSelectionModeEnabled != aSelectionModeEnabled )
+        {
+        iSelectionModeEnabled = aSelectionModeEnabled;
+        if ( !iSelectionModeEnabled )
+            {
+            // Update cba after selection mode gets done
+            UpdateCba();
+            }
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::SelectionModeEnabled
+// 
+// -----------------------------------------------------------------------------
+// 
+TBool CFileManagerContainerBase::SelectionModeEnabled() const
+    {
+    return iSelectionModeEnabled;
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::UpdateCba
+// 
+// -----------------------------------------------------------------------------
+// 
+void CFileManagerContainerBase::UpdateCba()
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::ListBoxCurrentItemIndex
+// 
+// -----------------------------------------------------------------------------
+// 
+TInt CFileManagerContainerBase::ListBoxCurrentItemIndex()
+    {
+    return iListBox->CurrentItemIndex();
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::ListBoxNumberOfItems
+// 
+// -----------------------------------------------------------------------------
+//
+TInt CFileManagerContainerBase::ListBoxNumberOfItems()
+    {
+    return iListBox->Model()->NumberOfItems();
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::ListBoxSelectionIndexes
+// 
+// -----------------------------------------------------------------------------
+//
+const CArrayFix< TInt >* CFileManagerContainerBase::ListBoxSelectionIndexes()
+    {
+    return iListBox->SelectionIndexes();
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::ListBoxSelectionIndexesCount
+// 
+// -----------------------------------------------------------------------------
+//
+TInt CFileManagerContainerBase::ListBoxSelectionIndexesCount()
+    {
+    return iListBox->SelectionIndexes()->Count();
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::ListBoxToggleItemL
+// 
+// -----------------------------------------------------------------------------
+//
+void CFileManagerContainerBase::ListBoxToggleItemL( TInt aIndex )
+    {
+    iListBox->View()->ToggleItemL( aIndex );
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::ListBoxIsItemSelected
+// 
+// -----------------------------------------------------------------------------
+//
+TBool CFileManagerContainerBase::ListBoxIsItemSelected( TInt aIndex )
+    {
+    return iListBox->View()->ItemIsSelected( aIndex );
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::ListBoxSelectAllL
+// 
+// -----------------------------------------------------------------------------
+//
+void CFileManagerContainerBase::ListBoxSelectAllL()
+    {
+    TInt count( ListBoxNumberOfItems() );
+    if ( count > 0 )
+        {
+        CArrayFixFlat<TInt>* array =
+            new( ELeave ) CArrayFixFlat< TInt >( count );
+        CleanupStack::PushL( array );
+        for ( TInt i( 0 ); i < count; ++i )
+            {
+            array->AppendL( i );
+            }
+        iListBox->View()->SetSelectionIndexesL( array );
+        CleanupStack::PopAndDestroy( array );
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::ListBoxClearSelection
+// 
+// -----------------------------------------------------------------------------
+//
+void CFileManagerContainerBase::ListBoxClearSelection()
+    {
+    iListBox->View()->ClearSelection();
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::ListBoxSetTextL
+// 
+// -----------------------------------------------------------------------------
+//
+void CFileManagerContainerBase::ListBoxSetTextL( const TDesC& aText )
+    {
+    iListBox->View()->SetListEmptyTextL( aText );
+    iListBox->DrawDeferred();
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::IsSearchFieldVisible
+// 
+// -----------------------------------------------------------------------------
+//
+TBool CFileManagerContainerBase::IsSearchFieldVisible() const
+    {
+    return EFalse;
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::EnableSearchFieldL
+// 
+// -----------------------------------------------------------------------------
+//
+void CFileManagerContainerBase::EnableSearchFieldL(
+        TBool /*aEnable*/, const TDesC& /*aSearchText^*/ )
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::SetCurrentItemIndexAfterSearch
+// 
+// -----------------------------------------------------------------------------
+//
+void CFileManagerContainerBase::SetCurrentItemIndexAfterSearch(
+        TInt /*aIndex*/ )
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::ListBoxSelectItemL
+// 
+// -----------------------------------------------------------------------------
+//
+void CFileManagerContainerBase::ListBoxSelectItemL( TInt aIndex )
+    {
+    iListBox->View()->SelectItemL( aIndex );
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::ListBoxDeselectItem
+// 
+// -----------------------------------------------------------------------------
+//
+void CFileManagerContainerBase::ListBoxDeselectItem( TInt aIndex )
+    {
+    iListBox->View()->DeselectItem( aIndex );
+    }
+
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::ListBoxSetSelectionIndexesL
+// 
+// -----------------------------------------------------------------------------
+//
+void CFileManagerContainerBase::ListBoxSetSelectionIndexesL(const CArrayFixFlat<TInt>* 
+                                                                aSelectionIndexes)
+	{
+	iListBox->View()->SetSelectionIndexesL( aSelectionIndexes );
+	}
+	
+// -----------------------------------------------------------------------------
+// CFileManagerContainerBase::SearchFieldToListBoxIndex
+// 
+// -----------------------------------------------------------------------------
+//
+TInt CFileManagerContainerBase::SearchFieldToListBoxIndex( TInt aIndex )
+    {
+    return 0;
+    }
+//  End of File