/*

 * Copyright (c) 2008 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:  File containing application list classes

 *

 */

//INCLUDES:

#include "tsfswdatalist.h"

#include "tsentrykeygenerator.h"

#include <mmf/common/mmfcontrollerpluginresolver.h> // for CleanupResetAndDestroyPushL

#include <apgwgnam.h>

#include <bitstd.h>

#include <AknIconUtils.h> // avkon

#include <apgicnfl.h> // fbsbitmap

#include <AknIconSrvClient.h> 

#include <fbs.h>

// size for the created app icons

const TInt KAppIconWidth = 128;

const TInt KAppIconHeight = 128;

//uids to be hidden

const TUid KHsApplicationUid = { 0x20022F35 };

// ================= MEMBER FUNCTIONS =======================

// --------------------------------------------------------------------------

// CTsFswDataList::NewL

// --------------------------------------------------------------------------

//

{

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop(self);

    return self;

}

// --------------------------------------------------------------------------

// CTsFswDataList::CTsFswDataList

// --------------------------------------------------------------------------

//

    mObserver(observer)

{

}

// --------------------------------------------------------------------------

// CTsFswDataList::~CTsFswDataList

// --------------------------------------------------------------------------

//

CTsFswDataList::~CTsFswDataList()

{

    mData.ResetAndDestroy();

    mHiddenUids.Close();

    mAllowedUids.Close();

    RFbsSession::Disconnect();

    RAknIconSrvClient::Disconnect();

}

// --------------------------------------------------------------------------

// CTsFswDataList::ConstructL

// --------------------------------------------------------------------------

//

void CTsFswDataList::ConstructL()

{

    mHiddenUids.AppendL(KHsApplicationUid);

    User::LeaveIfError(RFbsSession::Connect());

    RAknIconSrvClient::Connect();

}

// --------------------------------------------------------------------------

// CTsFswDataList::FswDataL

// --------------------------------------------------------------------------

//

const RTsFswArray& CTsFswDataList::FswDataL()

{

    return mData;

}

// --------------------------------------------------------------------------

// CTsFswDataList::CollectTasksL

// --------------------------------------------------------------------------

//

{

}

// --------------------------------------------------------------------------

// CTsFswDataList::

// --------------------------------------------------------------------------

//

{

        //skip this entry if it is already on list

        if (FindEntry(appsList, key) >= 0) {

            continue;

        }

        // get window group name

        TInt wgId = key.mParentId;

        TUid appUid = windowName->AppUid();

            AddEntryL(key, appUid, windowName, appsList);

        }

        CleanupStack::PopAndDestroy(windowName);

    }

}

// --------------------------------------------------------------------------

// CTsFswDataList::AddEntryL

// --------------------------------------------------------------------------

//

void CTsFswDataList::AddEntryL(const TTsEntryKey& key, const TUid& appUid,

    CApaWindowGroupName* wgName, RTsFswArray& newList)

{

    CTsFswEntry* entry = CTsFswEntry::NewLC(key, &mObserver);

    // check if present in old list and if yes then take some of the old data

    TBool found = ConsiderOldDataL(key);

    // if not present previously then find out app name

    // and check if screenshot is already available

    if (!found) {

        entry->SetAppUid(appUid);

        HBufC* name = FindAppNameLC(wgName, appUid, key.mParentId);

        if (name) {

            entry->SetAppNameL(*name);

        }

        CleanupStack::PopAndDestroy(name);

        if (wgName) {

            entry->SetCloseableApp(!wgName->IsSystem());

        }

        CFbsBitmap* iconBitmap = NULL;

        CFbsBitmap* iconMask = NULL;

        GetAppIconL(appUid, iconBitmap, iconMask);

        //transfer ownership to entry

        entry->SetAppIcon(iconBitmap, iconMask);

    }

    // add to new list, ownership is transferred

    newList.AppendL(entry);

    CleanupStack::Pop(entry);

}

// --------------------------------------------------------------------------

// CTsFswDataList::ConsiderOldDataL

// --------------------------------------------------------------------------

//

TBool CTsFswDataList::ConsiderOldDataL(const TTsEntryKey& key)

{

    for (TInt entryIdx = 0, oldCount = mData.Count(); entryIdx < oldCount; ++entryIdx) {

        if (mData[entryIdx]->Key() == key) {

            return ETrue;

        }

    }

    return EFalse;

}

// --------------------------------------------------------------------------

// CTsFswDataList::FindAppNameLC

// --------------------------------------------------------------------------

//

HBufC* CTsFswDataList::FindAppNameLC(CApaWindowGroupName* windowName, const TUid& appUid, TInt wgId)

{

    //Retrieve the app name

    TApaAppInfo info;

    TPtrC caption = info.iShortCaption;

    HBufC* tempName = 0;

    if (!caption.Length() && windowName) // if not set - use thread name instead

    {

        if (windowName->Caption().Length()) {

            tempName = windowName->Caption().AllocL();

            //put on cleanupstack after the if

        }

        else {

            TThreadId threadId;

            if (err == KErrNone) {

                RThread thread;

                CleanupClosePushL(thread);

                err = thread.Open(threadId);

                if (err == KErrNone) {

                    tempName = thread.Name().AllocL(); // codescanner::forgottoputptroncleanupstack

                    // tempName put on cleanupstack after the if

                }

                CleanupStack::PopAndDestroy(&thread);

            }

        }

    }

    else {

        tempName = caption.AllocL();

        //put on cleanupstack after the if

    }

    CleanupStack::PushL(tempName);

    return tempName;

}

// --------------------------------------------------------------------------

// CTsFswDataList::FitDataToListL

// --------------------------------------------------------------------------

//

{

    TBool changed = EFalse;

    TInt listCount = listToFit.Count();

    TInt dataCount = mData.Count();

    //remove items that dont't exists in newly collected list      

    for (TInt i = dataCount - 1; i >= 0; --i) {

        if (!CheckIfExists(*mData[i], listToFit)) {

            delete mData[i];

            mData.Remove(i);

            changed = ETrue;

        }

    }

    RArray<TTsEntryKey> allKeys;

    //add new item at start

    for (TInt i = listToFit.Count() - 1; i >= 0; --i) {

        allKeys.Insert(listToFit[i]->Key(), 0);

        if (!CheckIfExists(*listToFit[i], mData)) {

            mData.Insert(listToFit[i], 0);

            listToFit[i] = 0;

            changed = ETrue;

        }

    }

    //establish order

    TBool orderChanged = EstablishOrder(allKeys);

    allKeys.Close();

}

// --------------------------------------------------------------------------

// CTsFswDataList::CheckIfExists

// --------------------------------------------------------------------------

//

TBool CTsFswDataList::CheckIfExists(const CTsFswEntry& entry, const RTsFswArray& list) const

{

    TBool exists(EFalse);

    TTsEntryKey key;

    TInt pos = FindEntry(list, entry.Key());

    if (pos >= 0) {

        exists = ETrue;

    }

    return exists;

}

// --------------------------------------------------------------------------

// CTsFswDataList::GetAppIconL

// --------------------------------------------------------------------------

//

void CTsFswDataList::GetAppIconL(const TUid& aAppUid, CFbsBitmap*& bitmapArg, CFbsBitmap*& maskArg)

{

    bitmapArg = maskArg = NULL;

    TSize size(KAppIconWidth, KAppIconHeight);

    CApaMaskedBitmap* apaMaskedBitmap = CApaMaskedBitmap::NewLC();

    TInt iconsCount(0);

    if (err == KErrNone) {

    }

    if ((err == KErrNone) && (iconsCount > 0)) {

        bitmapArg = static_cast<CFbsBitmap*> (apaMaskedBitmap);

        TInt maskHandle = apaMaskedBitmap->Mask()->Handle();

        maskArg = new (ELeave) CFbsBitmap;

        maskArg->Duplicate(maskHandle);

        CleanupStack::Pop(apaMaskedBitmap);

    }

    else {

        CleanupStack::PopAndDestroy(apaMaskedBitmap);

        HBufC* fileNameFromApparc = NULL;

        if (err == KErrNone) {

            CleanupStack::PushL(fileNameFromApparc);

            CFbsBitmap *bitamp(0);

            CFbsBitmap *mask(0);

            TInt bitmapIndex = 0;

            TInt maskIndex = 1;

            // it will change bitmap ids if it is mif (checking inside)

            AknIconUtils::ValidateLogicalAppIconId(*fileNameFromApparc, bitmapIndex, maskIndex);

            AknIconUtils::CreateIconLC(bitamp, mask, fileNameFromApparc->Des(), bitmapIndex,

                maskIndex);

            if (AknIconUtils::IsMifFile(*fileNameFromApparc)) {

                AknIconUtils::DisableCompression(bitamp);

                AknIconUtils::SetSize(bitamp, TSize(KAppIconWidth, KAppIconHeight),

                    EAspectRatioPreservedAndUnusedSpaceRemoved);

                // bitmap and icon, AknsUtils::CreateIconLC doesn't specify the order

                CleanupStack::Pop(2);

                bitmapArg = bitamp;

                maskArg = mask;

            }

            else {

                CleanupStack::PopAndDestroy(2);

            }

            CleanupStack::PopAndDestroy(fileNameFromApparc);

        }

    }

}

// --------------------------------------------------------------------------

// CTsFswDataList::GetAppIconL

// --------------------------------------------------------------------------

//

TBool CTsFswDataList::IsHiddenUid(TUid uid)

{

    TInt result = mHiddenUids.Find(uid);

    return result >= 0 ? ETrue : EFalse;

}

// --------------------------------------------------------------------------

// CTsFswDataList::FindEntry

// --------------------------------------------------------------------------

//

TInt CTsFswDataList::FindEntry(const RTsFswArray& list, const TTsEntryKey& key) const

{

    TInt pos(KErrNotFound);

    TInt dataCount = list.Count();

    for (TInt entryIdx = 0; entryIdx < dataCount; ++entryIdx) {

        if (list[entryIdx]->Key() == key) {

            pos = entryIdx;

            break;

        }

    }

    return pos;

}

// --------------------------------------------------------------------------

// CTsFswDataList::SetScreenshotL

// --------------------------------------------------------------------------

//

{

}

// --------------------------------------------------------------------------

// CTsFswDataList::RemoveScreenshotL

// --------------------------------------------------------------------------

//

{

}

// --------------------------------------------------------------------------

// CTsFswDataList::EstablishOrder

// --------------------------------------------------------------------------

//

TBool CTsFswDataList::EstablishOrder(const RArray<TTsEntryKey>& keyList)

{

    TBool changed(EFalse);

    __ASSERT_ALWAYS(mData.Count() == keyList.Count(), User::Panic(_L("EstablishOrder 1"), KErrBadHandle) );

    for (TInt i = 0; i < keyList.Count(); i++) {

        const TTsEntryKey& currentdataKey = mData[i]->Key();

        const TTsEntryKey& referenceKey = keyList[i];

        if (!(currentdataKey == referenceKey)) {

            TInt foundPos = FindEntry(mData, referenceKey);

            __ASSERT_ALWAYS(foundPos>=0, User::Panic(_L("EstablishOrder 2"), KErrBadHandle) );

            CTsFswEntry* entry = mData[foundPos];

            mData.Remove(foundPos);

            mData.Insert(entry, i);

            changed = ETrue;

        }

    }

    return changed;

}

// --------------------------------------------------------------------------

// CTsFswDataList::GetAllowedUidsL

// --------------------------------------------------------------------------

//

{

    TApaAppCapabilityBuf appCap;

    // for every application get uid, hidden and missing attribute

    // and add to aArray.

        }

    }

}

// end of file