1 /*

     2 * Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). 

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:    set the required attribute to the medialist

    15 *

    16 */

    17 

    18 

    19 

    20 

    21 #include "glxattributerequirement.h"    // This class will set the required attribute to the medialist

    22 #include <mpxattribute.h>               // MPX Attribute data type class

    23 #include <glxuistd.h>                   // attribute/thumbnail fetch context priority definitions

    24 #include <glxlog.h>                     // Logging

    25 #include <glxtracer.h>

    26 #include <AknUtils.h>

    27 #include <glxuiutility.h>

    28 // ----------------------------------------------------------------------------

    29 // Two phase construction

    30 // ----------------------------------------------------------------------------

    31 //

    32 EXPORT_C CGlxAttributeRequirements*  CGlxAttributeRequirements::NewL( 

    33     MGlxMediaList& aMediaList )

    34 	{

    35 	TRACER("CGlxAttributeRequirements::NewL");

    36 	CGlxAttributeRequirements* self = CGlxAttributeRequirements::NewLC(   

    37 	    aMediaList );

    38 	CleanupStack::Pop( self );

    39 	self->ConstructL();

    40 	return self;

    41 	}

    42 

    43 // ----------------------------------------------------------------------------

    44 // Two phase construction

    45 // ----------------------------------------------------------------------------

    46 //

    47 CGlxAttributeRequirements*  CGlxAttributeRequirements::NewLC( MGlxMediaList& 

    48     aMediaList )

    49 	{

    50 	TRACER("CGlxAttributeRequirements::NewLC");

    51 	CGlxAttributeRequirements* self = new ( ELeave ) CGlxAttributeRequirements(

    52 	     aMediaList );

    53 	CleanupStack::PushL( self );

    54 	return self;

    55 	}

    56 

    57 // ----------------------------------------------------------------------------

    58 // Deafult constructor

    59 // ----------------------------------------------------------------------------

    60 //	

    61 CGlxAttributeRequirements::CGlxAttributeRequirements( MGlxMediaList& aMediaList):

    62     iMediaList( aMediaList )

    63 	{

    64 	}

    65 	

    66 // ----------------------------------------------------------------------------

    67 // ConstructL

    68 // ----------------------------------------------------------------------------

    69 //	

    70 void CGlxAttributeRequirements::ConstructL()

    71     {

    72         

    73     }

    74 

    75 // ----------------------------------------------------------------------------

    76 // Destructor

    77 // ----------------------------------------------------------------------------

    78 //

    79 CGlxAttributeRequirements::~CGlxAttributeRequirements()

    80 	{

    81 	TRACER("CGlxAttributeRequirements::~CGlxAttributeRequirements");

    82     for( TInt i = 0;i <=iArributeContext.Count()-1; i++ )

    83        { 

    84         iMediaList.RemoveContext(iArributeContext[i]);

    85         }

    86     iArributeContext.ResetAndDestroy();

    87     

    88 	//remove the context and delete the same

    89 	iMediaList.RemoveContext(iFsThumbnailContext);

    90     delete iFsThumbnailContext;

    91     

    92     for( TInt i = 0;i <=iThumbnailContext.Count()-1; i++ )

    93 	    {

    94 	    iMediaList.RemoveContext(iThumbnailContext[i]);

    95 	    }

    96     iThumbnailContext.ResetAndDestroy();

    97 	}

    98 

    99 // ----------------------------------------------------------------------------

   100 // Creating the attribute context and setting it to the medialist

   101 // ----------------------------------------------------------------------------

   102 //	

   103 void CGlxAttributeRequirements::AddAttributeL( const TMPXAttribute& aAttribute )

   104     {

   105     TRACER("CGlxAttributeRequirements::AddAttributeL");	

   106 	iArributeContext.AppendL(CGlxDefaultAttributeContext::NewL() );

   107 	iArributeContext[iArributeContext.Count()-1]->SetRangeOffsets(10,10);

   108 	iArributeContext[iArributeContext.Count()-1]->AddAttributeL( aAttribute );

   109 	iMediaList.AddContextL( iArributeContext[iArributeContext.Count()-1], KMaxTInt );		

   110     }

   111 

   112 // ----------------------------------------------------------------------------

   113 // Creating the thumbnail context and setting it to the medialist

   114 // ----------------------------------------------------------------------------

   115 //	

   116 void CGlxAttributeRequirements::AddThumbnailL( const TSize& aSize )

   117     {

   118     TRACER("CGlxAttributeRequirements::AddThumbnailL");

   119     if( aSize.iHeight > 200 )

   120     	{

   121     	iFromFocusOutwardIterator.SetRangeOffsets( 2,2 );

   122     	//check if Fullscreen thumbnail context is initialized

   123 		if(!iFsThumbnailContext)

   124 			{

   125 			//created new context, set the priority higher than grid thumbnail requests and set the default spec based on the 

   126 			//current orientation

   127 			iFsThumbnailContext = CGlxThumbnailContext::NewL(&iFromFocusOutwardIterator);

   128 			iFsThumbnailContext->SetDefaultSpec(aSize.iWidth, aSize.iHeight);

   129 			iMediaList.AddContextL(iFsThumbnailContext, KGlxFetchContextPriorityGridViewFullscreenVisibleThumbnail);

   130 			}			

   131 		else

   132 			{

   133 			//Fullscreen context already created, hence, modify the default spec, to take care of orientation change

   134 			iFsThumbnailContext->SetDefaultSpec(aSize.iWidth, aSize.iHeight);

   135 			}

   136     	}

   137     else

   138     	{

   139         if (AknLayoutUtils::PenEnabled())

   140             {

   141             iThumbnailContext.AppendL(CGlxThumbnailContext::NewL(&iBlockyIterator));

   142             }

   143         else

   144             {

   145             CGlxUiUtility* uiUtility  = CGlxUiUtility::UtilityL();

   146             CleanupClosePushL(*uiUtility);    

   147             TInt visItems = uiUtility->VisibleItemsInPageGranularityL();

   148             CleanupStack::PopAndDestroy(uiUtility);            

   149             

   150             //we are fetching visible items on priority, 

   151             //5 pages would be good to have as it uses FromFocusOutwardIterator

   152             iFromFocusOutwardIterator.SetRangeOffsets(3*visItems , 2*visItems );

   153             iThumbnailContext.AppendL(CGlxThumbnailContext::NewL(&iFromFocusOutwardIterator)); 

   154             }

   155         iThumbnailContext[iThumbnailContext.Count()-1]->SetDefaultSpec (aSize.iWidth, aSize.iHeight );

   156         iMediaList.AddContextL( iThumbnailContext[iThumbnailContext.Count()-1], KGlxFetchContextPriorityNormal );

   157     	}

   158     }