cmmslappui.cpp

The MMS List example demonstrates how to: List the MMS messages in the Inbox and sort them by sen

/* Copyright (c) 2003, Nokia. All rights reserved */

// INCLUDE FILES
#include <aknnotewrappers.h>
#include <aknselectionlist.h>
#include <avkon.hrh>
#include <PAlbFetch.h>
#include <PAlbImageData.h>
#include <PAlbSettings.h>
#include <eikdialg.h>

#include "CMmslAppUi.h"
#include <mmslist.rsg>
#include "mmslist.hrh"
#include "CMmslContainer.h"
#include "CMmslController.h"
#include "CMmslDialog.h"

// ================= MEMBER FUNCTIONS =======================
//
// ---------------------------------------------------------------------------
// CMmslAppUi::CMmslAppUi()
// Constructor.
// ---------------------------------------------------------------------------
//
CMmslAppUi::CMmslAppUi()
    {
    // No implementation required
    }

// ---------------------------------------------------------------------------
// CMmslAppUi::ConstructL()
// Symbian 2nd phase constructor can leave.
// ---------------------------------------------------------------------------
//
void CMmslAppUi::ConstructL()
    {
    // Initialise app UI with standard values.
    BaseConstructL();

    iMsgMonitor = CMmslController::NewL( *this );

    iContainer = new ( ELeave ) CMmslContainer;
    iContainer->SetMopParent( this );
    iContainer->ConstructL( ClientRect() );

    iMsgMonitor->SetContainer( iContainer );

    AddToStackL( iContainer );
    }

// ---------------------------------------------------------------------------
// CMmslAppUi::~CMmslAppUi()
// Destructor.
// Frees reserved resources.
// ---------------------------------------------------------------------------
//
CMmslAppUi::~CMmslAppUi()
    {
    if ( iContainer )
        {
        RemoveFromStack( iContainer );
        delete iContainer;
        }
    delete static_cast< CMmslController* > ( iMsgMonitor );
    }

// ---------------------------------------------------------------------------
// CMmslAppUi::HandleKeyEventL()
// Takes care of key event handling.
// ---------------------------------------------------------------------------
//
TKeyResponse CMmslAppUi::HandleKeyEventL(
    const TKeyEvent& /*aKeyEvent*/, TEventCode /*aType*/ )
    {
    return EKeyWasConsumed;
    }

// ---------------------------------------------------------------------------
// CMmslAppUi::ServerDown()
// This method print error coce and exits the program.
// ---------------------------------------------------------------------------
//
void CMmslAppUi::ServerDown( TInt aReason )
    {
    HBufC16* aText1 = StringLoader::LoadLC( R_MMSLIST_MSV_ERROR, aReason );
    HBufC16* aText2 = StringLoader::LoadLC( R_MMSLIST_EXIT );

    CEikonEnv::Static()->AlertWin( aText1->Des(), aText2->Des() );

    CleanupStack::PopAndDestroy( 2 );

    User::Exit( 0 );
    }

// ---------------------------------------------------------------------------
// CMmslAppUi::ViewDialogL()
// This method find selected mms and start view dialog.
// ---------------------------------------------------------------------------
//
void CMmslAppUi::ViewDialogL()
    {
    //To simplify notation, get a temporary for pointing to listbox
    CEikTextListBox* listBox = iContainer->iListBox;
    TInt curItem( listBox->CurrentItemIndex() );

    if ( curItem == -1 ) // There is nothing to view.
        {
        HBufC16* buf = StringLoader::LoadLC( R_MMSLIST_NO_MMS_SELECTED );
        CAknInformationNote* note = new ( ELeave ) CAknInformationNote();
        note->ExecuteLD( buf->Des() );
        CleanupStack::PopAndDestroy( buf );
        return;
        }

    // Find pointer to listbox item.
    const TPtrC ptr = listBox->Model()->ItemTextArray()->MdcaPoint( curItem );

    CMmslDialog* viewMmsDialog = new ( ELeave )
        CMmslDialog( iMsgMonitor, ptr );

     // Execute the dialog following the data in the resource file.
    viewMmsDialog->ExecuteLD( R_MMSLIST_VIEW_DIALOG );
    }

// ---------------------------------------------------------------------------
// CMmslAppUi::DeleteDialogL()
// Execute delete confirmation query. This method find selected mms and
// forward it to DeleteItemL -method.
// ---------------------------------------------------------------------------
//
void CMmslAppUi::DeleteDialogL()
    {
    //To simplify notation, get a temporary for pointing to listbox.
    CEikTextListBox* listBox = iContainer->iListBox;
    TInt curItem( -1 );
    curItem = listBox->CurrentItemIndex();

    if ( curItem == -1 ) // Nothing to delete
        {
        HBufC16* buf = StringLoader::LoadLC( R_MMSLIST_NO_MMS_SELECTED );
        CAknInformationNote* note = new ( ELeave )CAknInformationNote();
        note->ExecuteLD( buf->Des() );
        CleanupStack::PopAndDestroy( buf );
        return;
        }

    if ( !ShowDeleteConfirmationQueryL( R_MMSLIST_DELETE_MESSAGE ) )
        {
        return;
        }

    const TPtrC ptr( listBox->Model()->ItemTextArray()->MdcaPoint(
        curItem ) );

    TInt retval( iMsgMonitor->DeleteItemL( ptr ) );
    if( retval != KErrNone )
        {
        HBufC16* buf = StringLoader::LoadLC( R_MMSLIST_ERROR_DELETE, retval );
        CAknInformationNote* dialog = new ( ELeave )CAknInformationNote();
        dialog->ExecuteLD( buf->Des() );
        CleanupStack::PopAndDestroy( buf );
        }
    }


// ---------------------------------------------------------------------------
// CMmslAppUi::ShowDeleteConfirmationQueryL()
// Shows delete confirmation query.
// ---------------------------------------------------------------------------
//
TBool CMmslAppUi::ShowDeleteConfirmationQueryL(
    const TInt aTextResourceId )
    {
    HBufC* prompt = StringLoader::LoadLC( aTextResourceId );

    CAknQueryDialog* dlg = CAknQueryDialog::NewL();
    CleanupStack::PushL( dlg );

    dlg->SetPromptL( prompt->Des() );
    CleanupStack::Pop( dlg );

    TInt retCode( dlg->ExecuteLD( R_MMSLIST_CONFIRMATION_QUERY ) );

    CleanupStack::PopAndDestroy( prompt );

    return retCode;
    }

// ---------------------------------------------------------------------------
// CMmslAppUi::HandleCommandL()
// Takes care of key event handling.
// ---------------------------------------------------------------------------
//
void CMmslAppUi::HandleCommandL( TInt aCommand )
    {
    switch ( aCommand )
        {
        case EAknSoftkeyExit:
        case EEikCmdExit:
            Exit();
            break;
        case EMmslCmdDelete:
            DeleteDialogL();
            break;
        case EMmslCmdView:
            ViewDialogL();
            break;
        default:
            break;
        }
    }

// ---------------------------------------------------------------------------
// CMmslAppUi::Model()
// ---------------------------------------------------------------------------
//
CMmslModel* CMmslAppUi::Model()
    {
    return iMsgMonitor->Model();
    }

// End of File