mmsexamplecontainer.cpp

有关mms的源代码

/*
* ============================================================================
*  Name     : CMMSExampleContainer from MMSExampleContainer.h
*  Part of  : MMSExample
*  Created  : 04.11.2006 by Forum Nokia
*  Implementation notes:
*     Initial content was generated by Nokia Series 60 AppWizard.
*  Version  : 2.0
*  Copyright: Nokia Corporation
* ============================================================================
*/

// INCLUDE FILES
#include "MMSExampleContainer.h"
#include "MMSExample.hrh"
#include "MMSExamplePanics.pan"

#include <eikrted.h>  				//RichText Editor
#include <txtrich.h> 				// CRichText
#include <mtclreg.h>              	// for CClientMtmRegistry 
#include <msvids.h>               	// for Message type IDs
#include <mmsclient.h>            	// for CMmsClientMtm
#include <AknQueryDialog.h>       	// for CAknTextQueryDialog
#include <barsread.h>            	// for TResourceReader
#include <f32file.h>				
#include <coeutils.h>			  	// Check the file exist

#ifdef __SERIES60_3X__ //3rd edition onwards
#include <CMsvMimeHeaders.h>		//Attachemt mimeheader
#include <MMsvAttachmentManager.h>	//Attachment manager
#endif

#ifndef __HARDCODED_PATHS__//3rd and 2nd edition used
#include <PathInfo.h>
#define KDirPictures	PathInfo::ImagesPath()
#define KPhoneRootPath	PathInfo::PhoneMemoryRootPath()
#else//S60 1st edition used
_LIT(KDirPictures,"c:\\Nokia\\Images\\");
#endif

//Constants
const TInt KMaxAddressLength = 20;  // maximum length for a recipient address
_LIT(KFileName, "mmsexample.jpg"); 	//Attachment file name

//
// CMMSExampleContainer
//
/*
-------------------------------------------------------------------------------
    CMMSExampleContainer::ConstructL()
    Description: 2nd phase Constructor.
-------------------------------------------------------------------------------
*/
void CMMSExampleContainer::ConstructL(const TRect& aRect)
    {
    CreateWindowL();
    
    iRecipient = HBufC::NewL(KMaxAddressLength);// for recipient address (gsm number)
    // Create CMsvSession
    iSession = CMsvSession::OpenAsyncL(*this);// new session is opened asynchronously
	
	// Create RichTextEditor
	iRtEd = new (ELeave) CEikRichTextEditor;
	// Setting RichTextEditor flags
	iRtEd->SetAknEditorCase(EAknEditorLowerCase);
	// Fixed case
	iRtEd->SetAknEditorFlags
		(
		EAknEditorFlagFixedCase| //Set up the Allowed Cases
		EAknEditorFlagEnableScrollBars // Set up the scroller
		);
	iRtEd->ConstructL(this,0,0,CEikEdwin::ENoAutoSelection|CEikEdwin::EReadOnly);
	iRtEd->SetFocus(ETrue);
	iRtEd->UpdateScrollBarsL();
	
	SetRect(aRect);
    ActivateL();
    
    SizeChanged();
    }

/*
-----------------------------------------------------------------------------
    CMMSExampleContainer::CompleteConstructL()
    Creates client MTM registry when session is ready for use. 
    This completes model construction and is called after 'server
    ready' event is received after async opening of CMsvSession.
-----------------------------------------------------------------------------
*/
void CMMSExampleContainer::CompleteConstructL()
    {
    // We get a MtmClientRegistry from our session
    // this registry is used to instantiate new mtms.
    iMtmReg = CClientMtmRegistry::NewL(*iSession);
    iMmsMtm = (CMmsClientMtm*) iMtmReg->NewMtmL( KUidMsgTypeMultimedia );

	_LIT(KSessionOpen, "Server session opened.");
	EchoL(KSessionOpen);
    }

// ---------------------------------------------------------
// CRTEContainer::SizeChanged()
// Called by framework when the view size is changed
// ---------------------------------------------------------
//
void CMMSExampleContainer::SizeChanged()
    {
    TRect rect = Rect();
    		
	#ifdef __SERIES60_3X__//3rd edition
	TRect ScrollBarRect = iRtEd->ScrollBarFrame()->VerticalScrollBar()->Rect();
	//In 3rd edition CEikRichTextEditor draw the view for the whole rect and
	//the scrollbar doesn't show. That is a reason why CEikRichTextEditor Width() is
	//rect.Width()-ScrollBarRect.Width()
	iRtEd->SetExtent(TPoint(0,0), 
		TSize(rect.Width()-ScrollBarRect.Width(), rect.Height()));
	#else//2nd edition
    iRtEd->SetExtent(TPoint(0,0), 
    TSize(rect.Width(), rect.Height()));
    #endif
    }
    
/*
-----------------------------------------------------------------------------
    CMMSExampleContainer::~CMMSExampleAppUi()
    Destructor.
-----------------------------------------------------------------------------
*/
CMMSExampleContainer::~CMMSExampleContainer()
    {    
	delete iRtEd;
    delete iRecipient;
    delete iMmsMtm;
    delete iMtmReg;
    delete iMsvEntry;
    delete iSession;    // session must be deleted last (and constructed first)
    }
    
/*
-----------------------------------------------------------------------------
    CMMSExampleContainer::HandleSessionEventL()

    Receives session events from observer and calls event handling functions. 
    Note that if additional session event handlers are defined 
    in the session, they are called before this function (as this is the
    main session observer).
    The type of event is indicated by the value of aEvent. The 
    interpretation of the TAny arguments depends on this type. 
-----------------------------------------------------------------------------
*/
void CMMSExampleContainer::HandleSessionEventL(TMsvSessionEvent aEvent, TAny* aArg1, TAny* aArg2, TAny* /*aArg3*/)
    {

    switch (aEvent)
        {
            // This event tells us that the session has been opened
        case EMsvServerReady:
            CompleteConstructL();       // Construct the mtm registry & MMS mtm
            break;
			
		case EMsvEntriesCreated:
			//Listening when new message is arrived in inbox
            if (aArg2 &&  *(static_cast<TMsvId*>(aArg2)) == KMsvGlobalInBoxIndexEntryId)
                {
                CMsvEntrySelection* entries = static_cast<CMsvEntrySelection*>(aArg1);
                if( entries->Count() >= 1 )
                    {
                    _LIT(KMessageReceived, "Message received.");
					EchoL(KMessageReceived);
					_LIT(KSOpenInbox, "Open inbox.");
					EchoL(KSOpenInbox);
                    }
                else
                    {
                    Panic(EMmsEngineInternal);
                    }
                }
        default:
            break;
        }
    }
    
/*
-----------------------------------------------------------------------------
    CMMSExampleContainer::Draw()
    Simple Draw method.
-----------------------------------------------------------------------------
*/
void CMMSExampleContainer::Draw(const TRect& aRect) const
    {
    CWindowGc& gc = SystemGc();
    gc.SetPenStyle(CGraphicsContext::ENullPen);
    gc.SetBrushColor(KRgbWhite);
    gc.SetBrushStyle(CGraphicsContext::ESolidBrush);
    gc.DrawRect(aRect);
    }

/*
-----------------------------------------------------------------------------
    CMMSExampleContainer::InitializeCommunicationsL()
    Initialize a new message and ask the user for a recipient address.
    Return values:      ETrue or EFalse
-----------------------------------------------------------------------------
*/
TBool CMMSExampleContainer::InitializeCommunicationsL()
    { 
    // First the recipients address
    // we get it from a data query dialog.
    TBuf<20> addr = iRecipient->Des();

    CAknTextQueryDialog* telNumDialog = CAknTextQueryDialog::NewL(addr, CAknQueryDialog::ENoTone);

    if (!telNumDialog->ExecuteLD(R_MMSEXAMPLE_TEL_NUMBER_DIALOG))
        return EFalse;

    iRecipient->Des() = addr; // Note that the user can give both numeric and textual data in the query dialog,
                              // so the address can be a GSM number or an e-mail address.

    // set up a new message 
    return CreateNewMessageL();
    }

/*
-----------------------------------------------------------------------------
    CMMSExampleContainer::CreateNewMessageL()
    Creates a new message server entry and set up default values.
    In case the attachment file does not found method return EFalse
    otherwise ETrue.
    There are differenses how to add attachment file between 2nd and 3rd edition. 
-----------------------------------------------------------------------------
*/
TBool CMMSExampleContainer::CreateNewMessageL()
	{
	_LIT(KCreatingMessage, "Creating message.");