examples/SFExamples/PIM/AgendaStandard/src/AgendaStandardAppUi.cpp

// 
// Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies).
// All rights reserved.
// This component and the accompanying materials are made available
// under the terms of the License "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:
// 

#include <eikapp.h>
#include <AgendaStandard.rsg>

#include "AgendaStandardAppUi.h"
#include "AgendaStandardMainView.h"
#include "CalWrite.h"
#include "AgendaStandard.hrh"
#include <S32MEM.H> // for descriptor-backed streams.

void CAgendaStandardAppUi::ConstructL()
        {
        BaseConstructL(EAknEnableSkin);
        iMainView = CAgendaStandardMainView::NewL(ClientRect());

        iCalendarWriter = CCalWrite::NewL();
        }
        
CAgendaStandardAppUi::~CAgendaStandardAppUi()
    {
    delete iCalendarWriter;
#ifdef __SERIES60_3X__
        delete iMainView;
#endif
    }

void CAgendaStandardAppUi::HandleCommandL(TInt aCommand)
        {
        switch ( aCommand )
                {
#ifdef __SERIES60_3X__
                case EAknSoftkeyExit:
#endif
                case EEikCmdExit:
                        {
                        User::Exit(0);
                        break;
                        }
                case EAgendaStandard:
                        {
                        CCalEntryView& calView = iCalendarWriter->CalView();
                        // Let's find a recently modified celendar entry.
                        // with any luck, it will be one created by
                        // \PIM\PopulateAgenda
                        RArray<TCalLocalUid> calIds;
                        CleanupClosePushL(calIds);
                        // start with entries modified in the last day. keep going
                        // back in time one day at a time until we find at least 1 entry
                        TTime backThen;
                        TTimeIntervalDays oneDay(1);
                        backThen.UniversalTime();
                        backThen -= oneDay;
                        TCalTime daysBack;
                        // worst case scenario, we only go back 1 month.
                        // just do something once in a while, will you please ?
                        TTime lastMonth;
                        lastMonth.UniversalTime();
                        lastMonth -= TTimeIntervalMonths(1);
                        while (calIds.Count() < 1 && backThen > lastMonth)
                                {
                                daysBack.SetTimeUtcL(backThen);
                                calView.GetIdsModifiedSinceDateL(daysBack, calIds);
                                backThen -= oneDay;
                                }
                        
                        if (calIds.Count() > 0)
                                {
                                // let's make a descriptor-backed stream.
                                // 4Kb should be enough to hold any calendar entry.
                                HBufC8* buffer = HBufC8::NewLC(4096);
                                TPtr8 bufferPtr = buffer->Des();

                                RDesWriteStream writeStream(bufferPtr);
                                TRAPD(error, iCalendarWriter->ExportEventL(calIds[0], writeStream));
                                writeStream.Close();

                                // report error on the Label control
                                if (KErrNone == error)
                                        {
                                        // make a read stream to re-import the contact
                                        // from the descriptor

                                        RDesReadStream readStream(*buffer);
                                        TRAP(error, iCalendarWriter->ImportEventL(readStream));
                                        readStream.Close();

                                        if (KErrNone == error || error == KErrAlreadyExists)
                                                {
                                                error = KErrNone;
                                                _LIT(KSuccess, "It Worked!");
                                                iMainView->SetTextL(KSuccess());
                                                }
                                        }
                                if (KErrNone != error)
                                        {
                                        _LIT(KErrorMsg, "Symbian Error Code = %D");
                                        TBuf<32> errorBuf;
                                        errorBuf.Format(KErrorMsg(), error);
                                        iMainView->SetTextL(errorBuf);
                                        }
                                CleanupStack::PopAndDestroy(buffer);
                                }
                        else
                                {
                                _LIT(KNotFound, "Nothing done for a month");
                                iMainView->SetTextL(KNotFound());
                                }
                        CleanupStack::PopAndDestroy(&calIds);
                        break;
                        }
                default:
                        break;
                }
        }

        
#ifdef __SERIES60_3X__

void CAgendaStandardAppUi::HandleResourceChangeL(TInt aType)
        {
        CAknAppUi::HandleResourceChangeL(aType);
        iMainView->SetRect(ClientRect());
        }

#endif
        
// End of File

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