photosgallery/viewframework/views/viewbase/src/glxtoolbarcontroller.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Wed, 14 Apr 2010 15:57:24 +0300
branchRCL_3
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permissions -rw-r--r--
Revision: 201013 Kit: 201015
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/*
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* Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). 
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:    Media item list observer interface 
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*
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*/
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#include "glxtoolbarcontroller.h"
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#include <aknbutton.h>
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#include <akntoolbar.h>                     // For Toolbar
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#include <glxcommandhandlers.hrh>           // For Command ids
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#include <glxtracer.h>                         // For Logs
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#include <glxlog.h>                         // For Logs
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#include <mglxmedialist.h>
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#include <glxnavigationalstate.h>
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#include <mpxcollectionpath.h>
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#include <glxcollectionpluginimageviewer.hrh>
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const TInt KGlxToolbarButtonUnLatched = 0;   // As per the states in resource file
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const TInt KGlxToolbarButtonLatched = 1 ;
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//----------------------------------------------------------------------------------
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// NewL
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//----------------------------------------------------------------------------------
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//
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CGlxToolbarController* CGlxToolbarController::NewL()
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    {
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    TRACER("CGlxToolbarController::NewL");
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    CGlxToolbarController *self = new( ELeave ) CGlxToolbarController ();
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    return self;
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    }
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//----------------------------------------------------------------------------------
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// Default Constructor
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//----------------------------------------------------------------------------------
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//
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CGlxToolbarController::CGlxToolbarController( )
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    {
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    TRACER("CGlxToolbarController::Default constructor");
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    }
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//----------------------------------------------------------------------------------
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// AddToObserver
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//----------------------------------------------------------------------------------
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//
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void CGlxToolbarController::AddToObserverL (MGlxMediaList& aList, CAknToolbar* aToolbar)
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    {
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    TRACER("CGlxToolbarController::AddToObserverL");
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    iToolbar = aToolbar;
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    iAttributeAvailable = EFalse;
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    aList.AddMediaListObserverL ( this );
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    }
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//----------------------------------------------------------------------------------
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// RemoveFromObserver 
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//----------------------------------------------------------------------------------
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//
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void CGlxToolbarController::RemoveFromObserver (MGlxMediaList& aList)
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    {
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    TRACER("CGlxToolbarController::RemoveFromObserver");
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    if( aList.SelectionCount()<= 0 )
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        {
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        EnableLatch( EGlxCmdStartMultipleMarking, EFalse );
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        }
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    aList.RemoveMediaListObserver ( this );
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    }
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//----------------------------------------------------------------------------
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// HandleItemAddedL
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//----------------------------------------------------------------------------
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//
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void CGlxToolbarController::HandleItemAddedL(TInt /*aStartIndex*/, TInt /*aEndIndex*/, 
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        MGlxMediaList* /*aList*/)
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    {
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    TRACER("CGlxToolbarController::HandleItemAddedL");
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    }
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//----------------------------------------------------------------------------
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// HandleMediaL
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//----------------------------------------------------------------------------
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//
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void CGlxToolbarController::HandleMediaL(TInt /*aListIndex*/, MGlxMediaList* /*aList*/)
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    {
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    TRACER("CGlxToolbarController::HandleMediaL");
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    }
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//----------------------------------------------------------------------------
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// HandleItemRemovedL
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//----------------------------------------------------------------------------
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//
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void CGlxToolbarController::HandleItemRemovedL(TInt /*aStartIndex*/, 
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        TInt /*aEndIndex*/, MGlxMediaList* aList)
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    {
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    TRACER("CGlxToolbarController::HandleItemRemovedL");
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    if( aList->Count() <= 0 )
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        {
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         SetToolbarItemsDimmed(ETrue);
0
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        }
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    }
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   121
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//----------------------------------------------------------------------------
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// HandleItemModifiedL
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//----------------------------------------------------------------------------
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//
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void CGlxToolbarController::HandleItemModifiedL(const RArray<TInt>& /*aItemIndexes*/, 
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        MGlxMediaList* /*aList*/)
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    {
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    TRACER("CGlxToolbarController::HandleItemModifiedL");
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    }
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//----------------------------------------------------------------------------
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// HandleAttributesAvailableL
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//----------------------------------------------------------------------------
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//
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void CGlxToolbarController::HandleAttributesAvailableL(TInt aItemIndex, 
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        const RArray<TMPXAttribute>& /*aAttributes*/, 
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        MGlxMediaList* aList)
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    {
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    TRACER("CGlxToolbarController::HandleAttributesAvailableL");
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    if( aItemIndex == aList->FocusIndex() )
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        {        
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        iAttributeAvailable = ETrue;
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        SetStatusL(aList);
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        }
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    }
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//----------------------------------------------------------------------------
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// HandleFocusChangedL
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//----------------------------------------------------------------------------
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//
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void CGlxToolbarController::HandleFocusChangedL(
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        NGlxListDefs::TFocusChangeType /*aType*/, TInt /*aNewIndex*/, 
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        TInt /*aOldIndex*/, MGlxMediaList* aList)
0
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    {  
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    TRACER("CGlxToolbarController::HandleFocusChangedL");
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    if (aList->Count() <= 0)
0
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        {
14
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        SetToolbarItemsDimmed(ETrue);
0
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        }
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    }
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   164
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//----------------------------------------------------------------------------
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// HandleItemSelectedL
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//----------------------------------------------------------------------------
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//
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void CGlxToolbarController::HandleItemSelectedL(TInt /*aIndex*/, TBool /*aSelected*/, 
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        MGlxMediaList* aList)
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    {
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    TRACER("CGlxToolbarController::HandleItemSelectedL");
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    // If atleast 1 item is marked, or if Mark All is called, then Latch the mark button.
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    if((aList->SelectionCount() == 1 ) || (aList->SelectionCount() == aList->Count()))
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        {
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        EnableLatch( EGlxCmdStartMultipleMarking, ETrue );
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        }
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    }
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//----------------------------------------------------------------------------
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// HandleMessageL
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//----------------------------------------------------------------------------
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//
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void CGlxToolbarController::HandleMessageL(const CMPXMessage& /*aMessage*/, 
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        MGlxMediaList* /*aList*/)
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    {
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    TRACER("CGlxToolbarController::HandleMessageL");
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    }
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//----------------------------------------------------------------------------
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// Destructor
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//----------------------------------------------------------------------------
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//
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CGlxToolbarController::~CGlxToolbarController()
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    {
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    TRACER("CGlxToolbarController Destructor");
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    }
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//----------------------------------------------------------------------------
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// SetStatusOnViewActivationL
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//----------------------------------------------------------------------------
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//
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void CGlxToolbarController::SetStatusOnViewActivationL( MGlxMediaList* aList )
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     {
14
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    TRACER("CGlxToolbarController::SetStatusOnViewActivationL");
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    GLX_LOG_INFO1("CGlxToolbarController::SetStatusOnViewActivationL(%d)",
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            aList->Count());
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    // When going back from fullscreen to grid, when the attributes are already 
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    // available in the cache, there is no HandleAttributeAvailable callback. Hence,
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    // checking for medialist count.
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    if (!iAttributeAvailable)
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        {
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        SetStatusL(aList);
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        }
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    }
0
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   219
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//----------------------------------------------------------------------------
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//SetStatusL
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//----------------------------------------------------------------------------
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//
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void CGlxToolbarController::SetStatusL(MGlxMediaList* aList)
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	{
14
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    TRACER("CGlxToolbarController::SetStatusL");
0
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   227
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    GLX_LOG_INFO1("CGlxToolbarController::SetStatusL(%d)", aList->Count());
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    if (aList->Count() <= 0)
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        {
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        SetToolbarItemsDimmed(ETrue);
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        }
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    else if (KErrNotFound != aList->FocusIndex())
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        {
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        CGlxNavigationalState* navigationalState =
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                CGlxNavigationalState::InstanceL();
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        CleanupClosePushL(*navigationalState);
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        if (navigationalState->ViewingMode() == NGlxNavigationalState::EView)
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            {
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            SetToolbarItemsDimmed(EFalse);
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            }
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        CleanupStack::PopAndDestroy(navigationalState);
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        }
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    }
0
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//----------------------------------------------------------------------------
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// EnableLatch
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//----------------------------------------------------------------------------
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//
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void CGlxToolbarController::EnableLatch( TInt aCommandId, TInt aLatched )
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    {
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    CAknButton* toolbarButton = static_cast<CAknButton*>
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                                (iToolbar->ControlOrNull( aCommandId ));
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    if( toolbarButton )
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        {           
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        if(aLatched)
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            {
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            toolbarButton->SetCurrentState( KGlxToolbarButtonLatched, ETrue );
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            }
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        else
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            {
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            toolbarButton->SetCurrentState( KGlxToolbarButtonUnLatched, ETrue );
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            }
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        }
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    }
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// ----------------------------------------------------------------------------
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// HandlePopulatedL
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// ----------------------------------------------------------------------------
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//
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void CGlxToolbarController::HandlePopulatedL( MGlxMediaList* aList )
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    {
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    TRACER("CGlxToolbarController::HandlePopulatedL()");
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    if (aList->Count() <= 0)
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        {
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        SetToolbarItemsDimmed(ETrue);
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        }
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    }
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// ----------------------------------------------------------------------------
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// SetToolbarItemsDimmed
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// ----------------------------------------------------------------------------
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//
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void CGlxToolbarController::SetToolbarItemsDimmed(TBool aDimmed)
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    {
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    TRACER("CGlxToolbarController::SetToolbarItemsDimmed()");
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    if (iToolbar)
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        {
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        iToolbar->SetItemDimmed(EGlxCmdSlideshowPlay, aDimmed, ETrue);
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        iToolbar->SetItemDimmed(EGlxCmdStartMultipleMarking, aDimmed, ETrue);
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        if (!aDimmed)
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            {
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            CAknButton* uploadButton =
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                    static_cast<CAknButton*> (iToolbar->ControlOrNull(
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                            EGlxCmdUpload));
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            TBool dimmed = EFalse;
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            if (uploadButton)
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                {
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                // Get current button state
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                CAknButtonState* currentState = uploadButton->State();
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                dimmed = uploadButton->IsDimmed();
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                iToolbar->SetItemDimmed(EGlxCmdUpload, dimmed, ETrue);
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                }
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            }
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        else
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            {
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            iToolbar->SetItemDimmed(EGlxCmdUpload, aDimmed, ETrue);
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            }
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        }
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    }
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13
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//end of file
0
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