/*

* Copyright (c) 2004 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:  Application Ui member definitions.

*

*/

// INCLUDE FILES

#include "PushViewerMsgEdAppUi.h"

#include "PushViewerDoc.h"

#include "PushViewerDef.h"

#include "PushViewerPanic.h"

#include "PushMtmUtil.h"

#include "PushViewer.hrh"

#include "PushMtmLog.h"

#include <PushViewer.rsg>

#include <aknmessagequerydialog.h>

#include <AknQueryDialog.h>

#include <MsgEditorView.h>

#include <MsgBodyControl.h>

#include <txtrich.h>

#include <txtfrmat.h>

#include <txtfmlyr.h>

#include <gdi.h>

#include <bldvariant.hrh>

#include <eikrted.h>

#include <barsread.h>

#include <AknNoteWrappers.h>

#ifdef __SERIES60_HELP

// Context-Sensitve Help File

#include <hlplch.h>

#include <csxhelp/wpush.hlp.hrh>

#endif // __SERIES60_HELP

#include "eikon.hrh"

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

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

// CPushViewerMsgEdAppUi::CPushViewerMsgEdAppUi

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

//

CPushViewerMsgEdAppUi::CPushViewerMsgEdAppUi()

    {

    }

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

// CPushViewerMsgEdAppUi::~CPushViewerMsgEdAppUi

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

//

CPushViewerMsgEdAppUi::~CPushViewerMsgEdAppUi()

    {

    PUSHLOG_ENTERFN("CPushViewerMsgEdAppUi::~CPushViewerMsgEdAppUi")

    delete iView;

    iView = NULL;

    delete iContext;

    iContext = NULL;

    PUSHLOG_LEAVEFN("CPushViewerMsgEdAppUi::~CPushViewerMsgEdAppUi")

    }

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

// CPushViewerMsgEdAppUi::ConstructL

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

//

void CPushViewerMsgEdAppUi::ConstructL()

    {

    PUSHLOG_ENTERFN("CPushViewerMsgEdAppUi::ConstructL")

    CMsgEditorAppUi::ConstructL();

    if ( !iEikonEnv->StartedAsServerApp( ) )

        {

        // If the app was not started as server app,

        // we can call PrepareLaunchL

        Document()->PrepareToLaunchL( this );

        }

    PUSHLOG_LEAVEFN("CPushViewerMsgEdAppUi::ConstructL")

    }

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

// CPushViewerMsgEdAppUi::ConstructBodyTextL

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

//

TInt CPushViewerMsgEdAppUi::ConstructBodyTextL

    ( CMsgBodyControl& aBodyControl1, CMsgBodyControl& aBodyControl2 ) const

    {

    PUSHLOG_ENTERFN("CPushViewerMsgEdAppUi::ConstructBodyTextL");

    HBufC* staticText = iEikonEnv->AllocReadResourceLC

                        ( R_PUSHVIEWER_MAINPANE_TEXT );

    TPtrC renderedTextPtr( *staticText ); // Static text by default.

    TPtrC renderedHrefPtr( KNullDesC );

    if ( Model().PushMsgType() == KUidWapPushMsgSI.iUid )

        {

        CSIPushMsgEntry* si = STATIC_CAST( CSIPushMsgEntry*, &Model() );

        const TPtrC text = si->Text();

        if ( text.Length() )

            {

            renderedTextPtr.Set( text );

            }

        else

            {

            renderedTextPtr.Set( *staticText );

            }

        const TPtrC url = si->Url();

        if ( url.Length() )

            {

            renderedHrefPtr.Set( url );

            }

        }

    else if ( Model().PushMsgType() == KUidWapPushMsgSL.iUid )

        {

        CSLPushMsgEntry* sl = STATIC_CAST( CSLPushMsgEntry*, &Model() );

        const TPtrC url = sl->Url();

        if ( url.Length() )

            {

            renderedHrefPtr.Set( url );

            }

        }

    else

        {

        User::Leave( KErrNotSupported );

        }

    // The message goes to the first body control by default, but

    // if it does not fit into one screen, then first comes the href.

    aBodyControl1.InsertTextL( renderedTextPtr );

    CMsgBodyControl* controlContainingTheUrl = NULL;

    TInt indexOfHrefControl = KErrNotFound;

    // Add the href

    if ( renderedHrefPtr.Length() == 0 )

        {

        // No href.

        controlContainingTheUrl = NULL;

        iAvkonAppUi->Cba()->SetCommandSetL( R_PUSHVIEWER_SOFTKEYS );

        iAvkonAppUi->Cba()->DrawNow();

        }

    else

        {

        aBodyControl2.InsertTextL( renderedHrefPtr );

        controlContainingTheUrl = &aBodyControl2;

        indexOfHrefControl = 1; // Zero based.

        }

    aBodyControl1.SetPlainTextMode( ETrue );

    aBodyControl2.SetPlainTextMode( ETrue );

    // Switch on URL highlighting. We use FindItem for it -

    // otherwise Find Item has no other role!

    if ( controlContainingTheUrl != NULL )

        {

        if ( controlContainingTheUrl->ItemFinder() )

            {

            controlContainingTheUrl->

                ItemFinder()->SetFindModeL( CItemFinder::EUrlAddress );

            controlContainingTheUrl->

                SetupAutomaticFindAfterFocusChangeL( ETrue );

            }

        controlContainingTheUrl->Editor().SetAlignment( EAknEditorAlignCenter );

        }

    CleanupStack::PopAndDestroy( staticText ); // staticText

    PUSHLOG_LEAVEFN("CPushViewerMsgEdAppUi::ConstructBodyTextL");

    return indexOfHrefControl;

    }

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

// CPushViewerMsgEdAppUi::ConstructViewL

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

//

void CPushViewerMsgEdAppUi::ConstructViewL()

    {

    CMsgEditorView* newView = CMsgEditorView::NewL

                              ( *this, CMsgEditorView::EMsgReadOnly );

    delete iView;

    iView = newView;

    // Let two body controls: one for the message text and one for the Href

    // There is already one by default - get a pointer to it.

    CMsgBodyControl* bodyControl1 = REINTERPRET_CAST( CMsgBodyControl*,

                                    iView->ControlById( EMsgComponentIdBody ) );

    // Create the second:

    CMsgBodyControl* bodyControl2 = CMsgBodyControl::NewL( iView );

    CleanupStack::PushL( bodyControl2 );

    iView->AddControlL( bodyControl2,

                        /*aControlId*/EMyMsgComponentIdBody,

                        /*aIndex*/1,

                        /*aFormComponent*/EMsgBody );

    CleanupStack::Pop( bodyControl2 ); // bodyControl2

    TInt indexOfHrefControl = ConstructBodyTextL( *bodyControl1, *bodyControl2 );

    // Construct the view.

    TInt controlIdForFocus = indexOfHrefControl==1?EMyMsgComponentIdBody:EMsgComponentIdBody;

    iView->ExecuteL( ClientRect(), controlIdForFocus );

    }

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

// CPushViewerMsgEdAppUi::HandleKeyEventL

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

//

TKeyResponse CPushViewerMsgEdAppUi::HandleKeyEventL

                                    ( const TKeyEvent& aKeyEvent,

                                      TEventCode aType )

    {

    PUSHLOG_WRITE_FORMAT

        ("CPushViewerMsgEdAppUi::HandleKeyEventL <%d>",aKeyEvent.iCode)

    // Check for iView and iContext objects are created before Handle

    if ( (NULL == iView) || (NULL == iContext) )

        {

        return (EKeyWasConsumed);

        }

    if ( aType == EEventKey )

        {

        switch ( aKeyEvent.iCode )

            {

            case EKeyDevice3:

                {

                // Selection key pressed. Behave as "Load service" if there is

                // service to download.

                const TMsvEntry& context = Model().Entry();

                if ( CPushMtmUtil::Attrs( context ) & EPushMtmAttrHasHref )

                    {

                    HandleCommandL( EPushViewerCmdLoadService );

                    }

                break;

                }

            case EKeyLeftUpArrow:         // Northwest

            case EStdKeyDevice10:         //   : Extra KeyEvent supports diagonal event simulator wedge

            case EKeyLeftArrow:           // West

            case EKeyLeftDownArrow:       // Southwest

            case EStdKeyDevice13:         //   : Extra KeyEvent supports diagonal event simulator wedge

                {

                HandleCommandL( EPushViewerCmdPreviousMessage );

                break;

                }

            case EKeyRightUpArrow:        // Northeast

            case EStdKeyDevice11:         //   : Extra KeyEvent supports diagonal event simulator wedge

            case EKeyRightArrow:          // East

            case EKeyRightDownArrow:      // Southeast

            case EStdKeyDevice12:         //   : Extra KeyEvent supports diagonal event simulator wedge

                {

                HandleCommandL( EPushViewerCmdNextMessage );

                break;

                }

            case EKeyBackspace :

                {

                CAknQueryDialog* dlg = CAknQueryDialog::NewL();

                if ( dlg->ExecuteLD

                    ( R_PUSHVIEWER_ENTRY_DELETE_CONFIRM ) == EAknSoftkeyYes )

                    {

                    DeleteAndExitL();

                    }

                break;

                }

            default:

                {

                iView->OfferKeyEventL( aKeyEvent, aType );

                break;

                }

            }

        }

    return EKeyWasConsumed;

    }

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

// CPushViewerMsgEdAppUi::DynInitMenuPaneL

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

//

void CPushViewerMsgEdAppUi::DynInitMenuPaneL( TInt aMenuId,

                                         CEikMenuPane* aMenuPane )

    {

    if ( aMenuId == R_PUSHVIEWER_OPTIONS_MENU_PANE )

        {

        // Remove EPushViewerCmdLoadService if the current message

        // does not contain URL.

        CPushMsgEntryBase& modelBase = Model();

        if ( Model().PushMsgType() == KUidWapPushMsgSI.iUid )

            {

            CSIPushMsgEntry& si = (CSIPushMsgEntry&)modelBase;

            if ( !si.Url().Length() )

                {

                aMenuPane->DeleteMenuItem( EPushViewerCmdLoadService );

                Cba()->SetCommandSetL( R_PUSHVIEWER_SOFTKEYS );

                }

            }

        else if ( Model().PushMsgType() == KUidWapPushMsgSL.iUid )

            {

            CSLPushMsgEntry& sl = (CSLPushMsgEntry&)modelBase;

            __ASSERT_DEBUG( sl.Url().Length() != 0,

                            ViewerPanic( EPushViewerPanSlEmptyHref ) );

            if ( !sl.Url().Length() )

                {

                aMenuPane->DeleteMenuItem( EPushViewerCmdLoadService );

                Cba()->SetCommandSetL( R_PUSHVIEWER_SOFTKEYS );

                }

            }

        }

    }

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

// CPushViewerMsgEdAppUi::Model

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

//

CPushMsgEntryBase& CPushViewerMsgEdAppUi::Model() const

    {

    PUSHLOG_WRITE_FORMAT("CPushViewerMsgEdAppUi::Model <%x>",iContext)

    return *iContext;

    }

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

// CPushViewerMsgEdAppUi::PushDoc

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

//

CPushViewerDocument& CPushViewerMsgEdAppUi::PushDoc() const

    {

    PUSHLOG_ENTERFN("CPushViewerMsgEdAppUi::PushDoc")

    return REINTERPRET_CAST( CPushViewerDocument&, *Document() );

    PUSHLOG_LEAVEFN("CPushViewerMsgEdAppUi::PushDoc")

    }

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

// CPushViewerMsgEdAppUi::UpdateNaviPaneL

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

//

void CPushViewerMsgEdAppUi::UpdateNaviPaneL()

    {

    PUSHLOG_ENTERFN("CPushViewerMsgEdAppUi::UpdateNaviPaneL")

    CEikImage* image = new (ELeave) CEikImage;

    CleanupStack::PushL( image );

    // Read image from resource.

    //

    TResourceReader reader;

    iCoeEnv->CreateResourceReaderLC( reader, R_PUSHVIEWER_NAVI_IMAGE );

    image->ConstructFromResourceL( reader );

    CleanupStack::PopAndDestroy(); // reader

    CMsgEditorAppUi::UpdateNaviPaneL( image->Bitmap(), image->Mask() );

    image->SetPictureOwnedExternally( ETrue );

    CleanupStack::PopAndDestroy(); // image

    PUSHLOG_LEAVEFN("CPushViewerMsgEdAppUi::UpdateNaviPaneL")

    }

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

// CPushViewerMsgEdAppUi::IsExpired

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

//

TBool CPushViewerMsgEdAppUi::IsExpired()

    {

    TBool ret( EFalse );

    if ( Document()->Entry().iBioType == KUidWapPushMsgSI.iUid )

        {

        CSIPushMsgEntry* si = STATIC_CAST( CSIPushMsgEntry*, iContext );

        // Check expiration if expiration time was set.

        if ( si->Expires() != Time::NullTTime() )

            {

            TTime today;

            today.UniversalTime();

            if ( si->Expires() < today )

                {

                ret = ETrue;

                }

            }

        }

    return ret;

    }

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

// CPushViewerMsgEdAppUi::DoMsgSaveExitL

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

//

void CPushViewerMsgEdAppUi::DoMsgSaveExitL()

    {

    PUSHLOG_ENTERFN("CPushViewerMsgEdAppUi::DoMsgSaveExitL");

    Exit( EAknSoftkeyBack );

    PUSHLOG_LEAVEFN("CPushViewerMsgEdAppUi::DoMsgSaveExitL")

    };

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

// CPushViewerMsgEdAppUi::NotifyAndExitL

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

//

void CPushViewerMsgEdAppUi::NotifyAndExitL( TInt aResId )

    {

    PUSHLOG_ENTERFN("CPushViewerMsgEdAppUi::NotifyAndExitL");

    HBufC* noteText = iCoeEnv->AllocReadResourceLC( aResId );

    CAknInformationNote* note = new (ELeave) CAknInformationNote( ETrue );

    note->ExecuteLD( *noteText );

    CleanupStack::PopAndDestroy( noteText ); // noteText

    // Close the application.

    if ( !IsAppShutterRunning() )

        {

        PUSHLOG_WRITE(" RunAppShutter")

        RunAppShutter();

        }

    PUSHLOG_LEAVEFN("CPushViewerMsgEdAppUi::NotifyAndExitL");

    }

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

// CPushViewerMsgEdAppUi::LaunchViewL

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

//

void CPushViewerMsgEdAppUi::LaunchViewL()

    {

    __ASSERT_ALWAYS( Document()->Entry().iMtm == KUidMtmWapPush,

                     ViewerPanic( EPushViewerPanBadMtmType ) );

    // Construct model.

    CPushMsgEntryBase* newContext = NULL;

    const TInt32 bioType( Document()->Entry().iBioType );

    if ( bioType == KUidWapPushMsgSI.iUid )

        {

        newContext = CSIPushMsgEntry::NewL();

        }

    else if ( bioType == KUidWapPushMsgSL.iUid )

        {

        newContext = CSLPushMsgEntry::NewL();

        }

    else if ( bioType == KUidWapPushMsgMultiPart.iUid )

        {

#ifdef __TEST_MULTIPART_SUPP

        newContext = CMultiPartPushMsgEntry::NewL();

#else // __TEST_MULTIPART_SUPP

        User::Leave( KErrNotSupported );

#endif // __TEST_MULTIPART_SUPP

        }

    else

        {

        __ASSERT_DEBUG( EFalse, ViewerPanic( EPushViewerPanBadPushType ) );

        User::Leave( KErrNotSupported );

        }

    CleanupStack::PushL( newContext );

    newContext->RetrieveL( Document()->Session(), Document()->Entry().Id() );

    delete iContext;

    iContext = NULL;

    iContext = newContext;

    CleanupStack::Pop( newContext ); // newContext

    // Construct view.

    UpdateNaviPaneL();

    ConstructViewL();

    }

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

// CPushViewerMsgEdAppUi::HandleEntryChangeL

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

//

void CPushViewerMsgEdAppUi::HandleEntryChangeL()

    {

    PUSHLOG_ENTERFN("CPushViewerMsgEdAppUi::HandleEntryChangeL");

    // We have to act only in case of such changes where the content

    // of the message changes, not only the unread/read flag.

    // The content handlers and the Push subsystem behave so that

    // the content is changed only when the entry becomes 'unread',

    // except one case where the CH changes the content, but the

    // message becomes 'read' (SL-execute-high). In this case

    // a flag indicates that the content was changed.

    // Get an up-to-date entry and check the necessary flags:

    TMsvEntry tEntry;

    TMsvId service;

    TMsvId entryId = Document()->Entry().Id();

    CMsvSession& msvSession = Document()->Session();

    User::LeaveIfError( msvSession.GetEntry( entryId, service, tEntry ) );

    TBool isChangeToUnread = tEntry.Unread();

    TBool contentChangedFlagSet =

          CPushMtmUtil::Attrs( tEntry ) & EPushMtmReadButContentChanged;

    if ( !isChangeToUnread && !contentChangedFlagSet )

        {

        // Nothing to do. Somebody just set it as read.

        PUSHLOG_WRITE(" Content not changed");

        }

    else

        {

        // Show note about the message changes & close the application.

        NotifyAndExitL( R_PUSHVIEWER_INFO_REPLACED );

        }