defaultapplicationsettings/server/src/das_servmimeapps.cpp
branchRCL_3
changeset 13 90fe62538f66
parent 12 3fec62e6e7fc
child 14 5f281e37a2f5
--- a/defaultapplicationsettings/server/src/das_servmimeapps.cpp	Thu Aug 19 09:55:50 2010 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,1073 +0,0 @@
-/*
-* Copyright (c) 2005-2006 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:  Keeps info about Services, MIMEs and Applications
-*
-*/
-
-
-// System includes
-#include <e32def.h> // STATIC_CAST
-#include <defaultappserver.rsg> // R_DAS_SERVICESMIMES_LISTBOX
-#include <StringLoader.h> // StringLoader
-#include <barsread.h> //TResourceRead
-#include <eikenv.h> //CEikonEnv
-#include <apgcli.h>
-#include <apgicnfl.h> // CApaMaskedBitmap
-
-#include <serviceregistry.h>
-
-#include "das_servmimeapps.h"
-#include "das_app.h" // KUidDefaultAppServer
-#include <services_db.h>
-
-#ifndef SYMBIAN_ENABLE_SPLIT_HEADERS
-#include <apmstd.h>
-#else
-#include <apmstd.h>
-#include <apmfndr.h> // KDataTypePrioritySystem
-#endif
-
-const TInt KStringMargin = 10; //10 is a sufficiently large margin
-
-// ======== MEMBER FUNCTIONS ======== CAppHelper
-
-// ---------------------------------------------------------------------------
-// Symbian 2-phased constructor
-// ---------------------------------------------------------------------------
-// 
-CAppHelper* CAppHelper::NewLC(const TDesC& aName, const TInt aUid)
-    {
-    CAppHelper* self = new (ELeave) CAppHelper(aUid,0);
-    CleanupStack::PushL(self);
-    //construct iName, copy it
-    self->iName = HBufC::NewL(aName.Size());
-    TPtr* ptr=new (ELeave) TPtr(self->iName->Des());
-    ptr->Copy(aName);
-    delete ptr;
-    
-    return self;
-    }
-
-// ---------------------------------------------------------------------------
-// Symbian 2-phased constructor
-// ---------------------------------------------------------------------------
-//     
-CAppHelper* CAppHelper::NewLC(const CAppHelper& aApp)
-    {
-    CAppHelper* self = new (ELeave) CAppHelper(aApp.iUid,1,aApp.iFlags);
-    CleanupStack::PushL(self);
-    //construct iName, get pointer and flag it
-    self->iName = aApp.iName;
-    self->iFlags |= EFlagNameNotOwned;
-    return self;
-    }
- 
-// ---------------------------------------------------------------------------
-// C++ Constructor
-// ---------------------------------------------------------------------------
-//     
-CAppHelper::CAppHelper(const TInt aUid, const TInt aScore, const TInt aFlags):
-    iName(NULL), iUid(aUid), iScore(aScore), iFlags(aFlags)
-    {
-    //no implementation needed
-    }
-
-// ---------------------------------------------------------------------------
-// Destructor
-// ---------------------------------------------------------------------------
-//    
-CAppHelper::~CAppHelper(void)
-    {
-    if(!( iFlags&EFlagNameNotOwned ))
-        delete iName;
-    iName = NULL;
-    }
-// ---------------------------------------------------------------------------
-// This function is used to order Applications
-// ---------------------------------------------------------------------------
-//  
-TInt CAppHelper::OrderApplications(const CAppHelper& a1, const CAppHelper& a2)
-    {
-    //if a1<a2 return -1, otherwise 0 or 1
-    //platform applications are always first (smaller)
-    if(a1.iFlags&EFlagPlatformApp && !(a2.iFlags&EFlagPlatformApp))
-        return -1; //a1 is platform app, a2 is not
-    if(!(a1.iFlags&EFlagPlatformApp) && a2.iFlags&EFlagPlatformApp)
-        return 1; //a1 is not platform app, a2 is
-    
-    //look into names names
-    if(*a1.iName < *a2.iName) return -1;
-    if(*a1.iName > *a2.iName) return 1;
-    //if we are here, strings were equal
-    return 0;
-    }
-
-    
-// ======== MEMBER FUNCTIONS ======== CServiceMime
-
-// ---------------------------------------------------------------------------
-// C++ Constructor
-// ---------------------------------------------------------------------------
-//     
-CServiceMime::CServiceMime() : iServiceMime(NULL), iMime(NULL)
-    {
-    iDefaultAppUid=TUid::Uid(0);
-    iDefaultApp=-1;//currently we do not know the default index
-    iUsedByTasks=EFalse;
-    }
-
-// ---------------------------------------------------------------------------
-// Destructor
-// ---------------------------------------------------------------------------
-//
-CServiceMime::~CServiceMime()
-    {
-    if (iServiceMime) delete iServiceMime;
-    if (iMime) delete iMime;
-    for (TInt i=0 ; i<iApplications.Count() ; i++)
-        delete iApplications[i];
-    iApplications.Close();
-    }
-    
-// ---------------------------------------------------------------------------
-// This function is used to order Services & MIMEs
-// ---------------------------------------------------------------------------
-//  
-TInt CServiceMime::OrderServiceMimes(const CServiceMime& a1, const CServiceMime& a2)
-    {
-    //if a1<a2 return -1, otherwise 0 or 1
-    //we sort by the MIME, then by the service
-    if(*a1.iMime<*a2.iMime)return -1;
-    if(*a1.iMime>*a2.iMime)return 1;
-    //if we are here, MIMEs are the same
-    if(*a1.iServiceMime<*a2.iServiceMime)return -1;
-    if(*a1.iServiceMime>*a2.iServiceMime)return 1;
-    //if we are here, strings were equal
-    return 0;
-    }
-
-// ======== MEMBER FUNCTIONS ======== CMediaTask
-
-// ---------------------------------------------------------------------------
-// Symbian 2-phased constructor
-// ---------------------------------------------------------------------------
-// 
-CMediaTask* CMediaTask::NewLC( TResourceReader& aReader )
-    {
-    CMediaTask* self = new (ELeave) CMediaTask();
-    CleanupStack::PushL(self);
-    self->ConstructL(aReader);
-    return self;
-    }
-
-// ---------------------------------------------------------------------------
-// Destructor
-// ---------------------------------------------------------------------------
-//    
-CMediaTask::~CMediaTask()
-    {
-    
-    if(iTaskList)delete iTaskList;
-    if(iTaskTitle)delete iTaskTitle;
-    
-    if(iMimeLabel)delete iMimeLabel;
-    
-    iMimes.ResetAndDestroy();
-    iServicesUids.Close();
-    
-    iSMs.Close();//elements not owned
-    
-    iApplications.ResetAndDestroy();
-    }
-
-// ---------------------------------------------------------------------------
-// C++ Constructor
-// ---------------------------------------------------------------------------
-// 
-CMediaTask::CMediaTask() : iMimeLabel(NULL), iDefaultApp(-1)
-    {
-    }
-
-// ---------------------------------------------------------------------------
-// The construction means reading the task details from the resource file
-// ---------------------------------------------------------------------------
-//    
-void CMediaTask::ConstructL( TResourceReader& aReader )
-    {
-    TInt i,count;
-    //read the task name
-    iTaskList = aReader.ReadHBufCL();
-    if( !iTaskList )User::Leave(KErrArgument);
-    
-    //read the task title
-    iTaskTitle = aReader.ReadHBufCL();
-    if( !iTaskTitle )User::Leave(KErrArgument);
-    
-    //read the mime label
-    iMimeLabel = aReader.ReadHBufC8L();
-    if( !iMimeLabel )User::Leave(KErrArgument);
-    
-    //read the service mimes entries
-    count = aReader.ReadInt16();
-    for (i=0; i<count; i++)
-        {
-        //read the service uid
-        TInt uid=aReader.ReadInt32();
-        if(uid == 0)User::Leave(KErrArgument);
-        //read the mime
-        HBufC8* mime=aReader.ReadHBufC8L();
-        if( !mime )User::Leave(KErrArgument);
-        //append both things
-        iServicesUids.Append(uid);
-        iMimes.Append(mime);//takes ownership
-        }
-    }
-    
-    
-// ======== MEMBER FUNCTIONS ======== CDefaultAppServMimeApps
-
-// ---------------------------------------------------------------------------
-// Symbian 2-phased constructor
-// ---------------------------------------------------------------------------
-// 
-CDefaultAppServMimeApps* CDefaultAppServMimeApps::NewL(const TUid& aAppUid, TInt aServiceFlags)
-    {
-    CDefaultAppServMimeApps* self = CDefaultAppServMimeApps::NewLC(aAppUid, aServiceFlags);
-    CleanupStack::Pop(self);
-    return self;
-    }
-
-// ---------------------------------------------------------------------------
-// Symbian 2-phased constructor
-// ---------------------------------------------------------------------------
-// 
-CDefaultAppServMimeApps* CDefaultAppServMimeApps::NewLC(const TUid& aAppUid, TInt aServiceFlags)
-    {
-    CDefaultAppServMimeApps* self = new (ELeave) CDefaultAppServMimeApps();
-    CleanupStack::PushL(self);
-    self->ConstructL(aAppUid, aServiceFlags);
-    return self;
-    }
-
-// ---------------------------------------------------------------------------
-// This function builds the data structures for the dialog:
-// It reads the considered services from the resource files, then it builds the
-// task list and the associated list of Services& MIMEs and applications.
-// ---------------------------------------------------------------------------
-//
-void CDefaultAppServMimeApps::ConstructL(TUid aAppUid, TInt aServiceFlags)
-    {
-    //set the client app uid
-    /* Uncomment this for testing the General Settings (Control Pannel) specific view from another application (R&D purpose)
-     * 
-    TBool flagGsClient = aServiceFlags & EFlagGsClient;
-    if(flagGsClient)aAppUid=KUidGS; //we mimic the GS Client. 
-    */
-    iAppUid = aAppUid;
-    
-    //for all the available services, launch the AddMIMEsForServiceL function
-    TResourceReader reader;
-    CEikonEnv::Static()->CreateResourceReaderLC( reader, R_DA_SERVICE_MIME );
-    CServicesDB* sdb = CServicesDB::NewLC(&reader);
-    TInt i;
-    TUid uid;
-    for(i=0; i<sdb->Count(); i++)
-        {
-        uid = sdb->ServiceUidL(i);
-        AddMIMEsForServiceL(uid,i,aServiceFlags,sdb);
-        };
-    CleanupStack::PopAndDestroy(sdb);
-    CleanupStack::PopAndDestroy( ); // reader
-    //change MIMEs & sort
-    BeautifyAndSortServMimeApps();
-    }
-    
-// ---------------------------------------------------------------------------
-// this is by far the most complicated function in the entire subsystem
-// some more comments are needed, but after this function will be split in 2
-// ---------------------------------------------------------------------------
-//
-void CDefaultAppServMimeApps::AddMIMEsForServiceL(TUid aServiceUid, TInt aServiceIndex, TInt aServiceFlags, CServicesDB* aServicesDb)
-    {
-    CServiceMime *sm = NULL;
-    TUid uid;
-    
-    RApaLsSession ls;
-    TApaAppInfo info;
-    CApaAppServiceInfoArray* serv=NULL;
-    CServiceRegistry *sr=NULL;
-    TInt i,j,k;
-    TInt it,jt;//indexes for iterating inside tasks
-    TInt lowerMarker, upperMarker;
-    //flags
-    TBool flagShowAll = EFalse;
-    /*
-     * Uncomment the line below to show all the Services & MIMEs in views, and not only those for which default app can be changed.
-     * This can be used for R&D, to see all the MIMEs&Services in the system.
-    flagShowAll = aServiceFlags & EFlagShowAllServicesAndMimes;
-     */
-    iFlagNoObserver = aServiceFlags & EFlagNoObserver;
-    
-    //check who is connecting, so that we can set the view
-    if(iAppUid == KUidGS)
-        {
-        iSimplifiedView=ETrue; //at least in the beginning. 
-                               //For this function, this is also a flag that says if we have GS as client or not
-        GetTaskListL(R_DA_TASKS);
-        }
-    else iSimplifiedView=EFalse;
-        
-    //connect
-    User::LeaveIfError( ls.Connect() );
-    CleanupClosePushL( ls );
-    
-    //Get all the apps and MIMEs for the current service
-    ls.GetAppInfo(info,iAppUid);
-    serv=ls.GetServiceImplementationsLC(aServiceUid);
-    lowerMarker = upperMarker = iServMimes.Count();
-    //create entries for the MIMEs supported by the client application
-    for (i=0; i<serv->Array().Count(); i++)
-        {
-        uid=serv->Array()[i].Uid();
-        if( iSimplifiedView || uid == iAppUid) //this means that for app clients, we first skip all the other applications
-            {
-            //if iSimplifiedView is true, then we have GS as a client    
-            for(j=0; j<serv->Array()[i].DataTypes().Count(); j++)
-                {
-                TBool createSM=ETrue;
-                if(iSimplifiedView)
-                    {
-                    //check if we already have an entry for this service & MIME
-                    for(k=lowerMarker; k<upperMarker; k++)
-                        if(iServMimes[k]->iMime->Des() == serv->Array()[i].DataTypes()[j].iDataType.Des8())
-                            {
-                            //we found it!
-                            sm=iServMimes[k];
-                            createSM=EFalse;
-                            break;//we found the sm, no need to search for it any more
-                            }
-                    //if we don't find it, we will create an entry ...
-                    }
-            
-                if(createSM)
-                    {
-                    //we have to create sm, we did not found it previously (or we were not looking for it)
-                    sm=new (ELeave) CServiceMime;
-                    CleanupStack::PushL(sm);
-                    sm->iMime = HBufC8::NewL(serv->Array()[i].DataTypes()[j].iDataType.Des8().Size());
-                    *(sm->iMime) = serv->Array()[i].DataTypes()[j].iDataType.Des8();
-                    //transform the MIME from audio/mpeg to audio mpeg
-                    HBufC *transformedMime=HBufC::NewLC(serv->Array()[i].DataTypes()[j].iDataType.Des().Size());
-                    TPtr *ptr=new (ELeave) TPtr(transformedMime->Des());
-                    CleanupStack::PushL(ptr);
-                    ptr->Copy(serv->Array()[i].DataTypes()[j].iDataType.Des());
-                    TInt location=ptr->Locate('/');
-                    if(location>0)ptr->Replace(location,1,_L(" "));
-                    //transforming done
-                    //sm->iServiceMime = aServicesDb->ServiceStringLC(aServiceIndex, serv->Array()[i].DataTypes()[j].iDataType.Des());
-                    sm->iServiceMime = aServicesDb->ServiceStringLC(aServiceIndex, transformedMime->Des());
-                    CleanupStack::Pop(sm->iServiceMime);
-                    CleanupStack::PopAndDestroy(ptr);
-                    CleanupStack::PopAndDestroy(transformedMime);
-                    //StringLoader::LoadL( R_DA_SERVICE_OPEN, serv->Array()[i].DataTypes()[j].iDataType.Des());
-                    sm->iServiceUid=aServiceUid;
-                    }
-            
-                //insert the client application
-                InsertApplicationL(*sm, uid, serv->Array()[i].DataTypes()[j].iPriority, &ls);
-            
-                //get the Uid of the default application for this service and MIME
-                ls.AppForDataType(serv->Array()[i].DataTypes()[j].iDataType,sm->iDefaultAppUid);
-                
-                if(createSM)
-                    {
-                    //sm was created this iteration, ad it.
-                    iServMimes.AppendL(sm);//takes ownership of sm
-                    upperMarker++;
-                    CleanupStack::Pop(sm);
-                
-                    }
-                }//for
-                /*
-                 * If a service that has no MIME will be considered, some code must be added (probably in this place)
-                 */
-            }//if (
-        
-        }
-    __ASSERT_DEBUG(upperMarker == iServMimes.Count(), User::Panic( _L("upperMarker bad value"), 1));
-    
-    if(sr)
-        {
-        //we do not need it any more
-        delete sr;
-        sr=NULL;
-        }
-    if(lowerMarker == upperMarker)
-        {
-        //current app does not support any MIME for the current service, clean and get out of here
-        CleanupStack::PopAndDestroy(serv);
-        CleanupStack::PopAndDestroy();  // closes RApaLsSession
-        return;
-        }
-        
-    if(!iSimplifiedView)
-        {
-        //if we are here, we have MIMEs for the current service
-        //iterate once more and add applications for MIMEs already in the list
-        for (i=0; i<serv->Array().Count(); i++)
-            {
-            uid=serv->Array()[i].Uid();
-            if( uid == iAppUid) continue; //we don't add our client application once more in the list (it is already there)
-            for(j=0; j<serv->Array()[i].DataTypes().Count(); j++)
-                for(k=lowerMarker; k<upperMarker; k++)
-                    if(iServMimes[k]->iMime->Des() == serv->Array()[i].DataTypes()[j].iDataType.Des8())
-                        {
-                        InsertApplicationL(*(iServMimes[k]), serv->Array()[i].Uid(), serv->Array()[i].DataTypes()[j].iPriority, &ls);
-                        }//if same MIME
-            }
-        }
-        
-    //before deleting some of the entries ...    
-    if(iSimplifiedView)
-        {
-        //check the service & MIMEs against the task list...
-        //first, check the service against task services
-        for(it=0; it<iTasks.Count(); it++)
-            for(jt=0; jt<iTasks[it]->iServicesUids.Count(); jt++)
-                if(aServiceUid.iUid == iTasks[it]->iServicesUids[jt])
-                    {
-                    //lets check if the MIME matches too...
-                    for(k=lowerMarker; k<upperMarker; k++)
-                        if(*iServMimes[k]->iMime == *iTasks[it]->iMimes[jt])
-                            {
-                            //this entry matches an entry in the task list
-                            //add the applications to the list
-                            PopulateTaskWithApplicationsL(*iTasks[it],iServMimes[k]);
-                            //link the sm, if it has more than 1 application
-                            break;//sm found, no need to search for it further
-                            }
-                    }
-        }
-    
-    
-    
-    //iterate from the newly added entries and set the index
-    for(k=lowerMarker; k<upperMarker; k++)
-        {
-        TBool smSetOrRemoved = EFalse;
-        //check for single applications
-        if( iServMimes[k]->iApplications.Count() <2 && !flagShowAll)
-            {
-            //this entry has a single element (that should not be shown)
-            //we either delete it, or move it
-            if(iServMimes[k]->iUsedByTasks)
-                {
-                //the sm is used by tasks, we move it
-                iTaskServMimes.AppendL(iServMimes[k]);//takes ownership of sm
-                }
-            else
-                {
-                //the sm is not used by tasks, we delete it.
-                delete iServMimes[k];
-                }
-            
-            //we remove the entry from the iServMimes (so that it is not shown)
-            iServMimes.Remove(k);
-            k--;
-            upperMarker--;
-            smSetOrRemoved=ETrue;
-            }
-        
-        //set the index
-        if(!smSetOrRemoved)
-            {
-            for(i=0 ; i< iServMimes[k]->iApplications.Count() ; i++)
-                {
-                if(iServMimes[k]->iApplications[i]->iUid == iServMimes[k]->iDefaultAppUid.iUid)
-                    iServMimes[k]->iDefaultApp=i;
-                }
-            }
-        };
-    
-    if(iSimplifiedView)
-    for(it=0; it<iTasks.Count(); it++)
-        if(iTasks[it]->iDefaultAppUid.iUid == 0 && iTasks[it]->iApplications.Count()>0)
-            {
-            //there is no uid, look for the platform App and make it the default
-            for(jt=0; jt<iTasks[it]->iApplications.Count(); jt++)
-                if(iTasks[it]->iApplications[jt]->iFlags & CAppHelper::EFlagPlatformApp)
-                    {
-                    iTasks[it]->iDefaultAppUid.iUid = iTasks[it]->iApplications[jt]->iUid;
-                    iTasks[it]->iDefaultApp=jt;
-                    break;//app found, no need to search for it any longer
-                    };
-                
-            //if no app found, mark the first one as default
-            if(iTasks[it]->iDefaultAppUid.iUid == 0)
-                {
-                iTasks[it]->iDefaultAppUid.iUid = iTasks[it]->iApplications[0]->iUid;
-                iTasks[it]->iDefaultApp = 0;//the index
-                };
-            }
-        else
-            for(jt=0; jt<iTasks[it]->iApplications.Count(); jt++)
-                if(iTasks[it]->iApplications[jt]->iUid == iTasks[it]->iDefaultAppUid.iUid)
-                    {
-                    iTasks[it]->iDefaultApp=jt;
-                    break;//app found, no need to search for it any longer
-                    }
-    
-    //done, destroy serv
-    CleanupStack::PopAndDestroy(serv);
-    CleanupStack::PopAndDestroy( );  // closes RApaLsSession
-    }
-    
-// ---------------------------------------------------------------------------
-// C++ Constructor
-// ---------------------------------------------------------------------------
-//     
-CDefaultAppServMimeApps::CDefaultAppServMimeApps(): iList(4)
-    {
-    }
-
-// ---------------------------------------------------------------------------
-// Destructor
-// ---------------------------------------------------------------------------
-//    
-CDefaultAppServMimeApps::~CDefaultAppServMimeApps()
-    {
-    iServMimes.ResetAndDestroy();
-    iTasks.ResetAndDestroy();
-    iTaskServMimes.ResetAndDestroy();
-    }
-
-// ---------------------------------------------------------------------------
-// This function sorts the Services & MIMEs and their applications. 
-// It also sorts the Serivces & MIMEs associated with tasks
-// ---------------------------------------------------------------------------
-//
-void CDefaultAppServMimeApps::BeautifyAndSortServMimeApps(void)
-    {
-    //first, go through the Services & MIMEs localized names and sort them
-    TLinearOrder<CServiceMime> order(&CServiceMime::OrderServiceMimes);
-    iServMimes.Sort(order);
-    
-    //go through applications and sort them
-    TInt i,j;
-    for(i=0; i<iServMimes.Count(); i++)
-        {
-        TLinearOrder<CAppHelper> order2(&CAppHelper::OrderApplications);
-        iServMimes[i]->iApplications.Sort(order2);
-        //get our app index 
-        for(j=0; j<iServMimes[i]->iApplications.Count(); j++)
-            if(iServMimes[i]->iApplications[j]->iUid == iServMimes[i]->iDefaultAppUid.iUid)
-                iServMimes[i]->iDefaultApp = j;
-        };
-    //if we have tasks, we sort their apps too
-    for(i=0; i<iTasks.Count(); i++)
-        {
-        TLinearOrder<CAppHelper> order2(&CAppHelper::OrderApplications);
-        iTasks[i]->iApplications.Sort(order2);
-        //get our app index 
-        for(j=0; j<iTasks[i]->iApplications.Count(); j++)
-            if(iTasks[i]->iApplications[j]->iUid == iTasks[i]->iDefaultAppUid.iUid)
-                iTasks[i]->iDefaultApp = j;
-        };
-    }
-
-
-// ---------------------------------------------------------------------------
-// This function reads from the resource file the list of tasks (and associated data). 
-// This function is used during construction
-// ---------------------------------------------------------------------------
-//    
-void CDefaultAppServMimeApps::GetTaskListL( TInt aResourceId )
-    {
-    TResourceReader reader;
-    TInt i;
-    CServiceRegistry* sr=CServiceRegistry::NewL();
-    CleanupStack::PushL(sr);
-
-    // Read tasks
-    
-    CEikonEnv::Static()->CreateResourceReaderLC( reader, aResourceId );
-
-    TInt count = reader.ReadInt16();
-    for ( i = 0; i < count; i++ )
-        {
-        CMediaTask* task=CMediaTask::NewLC(reader);
-        // Read the default application for this task ...
-        sr->GetDefault(KOpenServiceUid, *task->iMimeLabel, task->iDefaultAppUid);
-        
-        //add the task to the list
-        iTasks.Append(task);
-        CleanupStack::Pop(task);
-        }
-
-    CleanupStack::PopAndDestroy(); // reader
-    CleanupStack::PopAndDestroy(sr);
-    }
-    
-// ---------------------------------------------------------------------------
-// This function adds a new Application to a list of an Service & Mime object.
-// ---------------------------------------------------------------------------
-//    
-void CDefaultAppServMimeApps::InsertApplicationL(CServiceMime& aServMime, const TUid& aAppUid, const TDataTypePriority& aPrio, const RApaLsSession *aLs)
-    {
-    TBool addIt = ETrue;
-
-    if(aPrio == KDataTypePrioritySystem)
-        {
-        // the application to be inserted has system priority
-        if(aServMime.iDefaultApp == -1)
-            {
-            //we have non-system applications in the list
-            //delete them ...
-            aServMime.iApplications.ResetAndDestroy();
-                          
-            //... and make the default -2 ... (it means single app with system priority)
-            aServMime.iDefaultApp = -2;
-            //... and add our application (after exiting from the "if")
-            }
-        else
-            {
-            //do not delete the applications, but just add our application
-            //...and make the default -3 (it means multiple apps with system priority)
-            aServMime.iDefaultApp = -3;
-            //... and add our application (after exiting from the "if")
-            }
-        }
-    else
-        {
-        // the application to be inserted does NOT have system priority
-        if(aServMime.iDefaultApp < -1)
-            {
-            // there are only System apps in the list, do not add ours
-            addIt = EFalse;
-            }
-        // else there are normal applications in the list, insert ours, as well
-        }
-    //add the application to the list
-    if(addIt)
-        {
-        TApaAppInfo info;
-        aLs->GetAppInfo(info,aAppUid);
-        //find the best name for the application
-        CAppHelper *app = NULL;
-        if(info.iCaption.Size() != 0)
-            {
-            //this is for now, the preferred name
-            app = CAppHelper::NewLC(info.iCaption, aAppUid.iUid);
-            }
-        else
-            {
-            //fall-back name
-            app = CAppHelper::NewLC(info.iShortCaption, aAppUid.iUid);
-            };
-        //is the app platform application??
-        if (info.iFullName.Left(1) == _L("Z") || 
-            info.iFullName.Left(1) == _L("z")) 
-            app->iFlags |= CAppHelper::EFlagPlatformApp;
-        //append the name
-        aServMime.iApplications.AppendL(app);
-        CleanupStack::Pop(app);
-        }
-    }
-
-// ---------------------------------------------------------------------------
-// This function takes a task and a Service & MIME object. It checks all the applications that support the given
-// Service & MIME object (from its list). If an application is not in the task's application list, this function adds 
-// it there, with a score of 1. If the application is already in the list, then its score is incremented.
-// The Service & MIME object is also marked as being used by a task.
-// ---------------------------------------------------------------------------
-//    
-void CDefaultAppServMimeApps::PopulateTaskWithApplicationsL(CMediaTask& aTask,CServiceMime* aServMime)
-    {
-    TInt i,j;
-    TBool found;
-    //add the applications to the list
-    for(i=0; i<aServMime->iApplications.Count(); i++)
-        {
-        found=EFalse;
-        for(j=0; j<aTask.iApplications.Count(); j++)
-            if(aServMime->iApplications[i]->iUid == aTask.iApplications[j]->iUid)
-                {
-                //we found this application...
-                found=ETrue;
-                //... increase its score
-                aTask.iApplications[j]->iScore++;
-                //... and get to the next application
-                break; //application found, no need to search for it any more
-                }
-        //if the application was not found, we have to add it!
-        if(!found)
-            {
-            CAppHelper *app = CAppHelper::NewLC(*aServMime->iApplications[i]);
-            aTask.iApplications.AppendL(app);
-            CleanupStack::Pop(app);
-            }
-        }
-    //mark the sm
-    aServMime->iUsedByTasks=ETrue;
-    //link the sm
-    aTask.iSMs.Append(aServMime);
-    }
-
-// ---------------------------------------------------------------------------
-// This function fills with entries a data structure used by a List Box to display Services & MIMEs or Tasks
-// ---------------------------------------------------------------------------
-//
-void CDefaultAppServMimeApps::GetServicesAndMimesListL(CDesCArray& aServicesAndMimesArray)
-    {
-    TInt i;
-    aServicesAndMimesArray.Reset();
-    if(iSimplifiedView)
-        {
-        for ( i=0 ; i<iTasks.Count() ; i++ )
-            {
-            TDesC* string = GetMediaTaskStringLC(*iTasks[i], ETrue);
-            aServicesAndMimesArray.AppendL (*string);
-            CleanupStack::PopAndDestroy(string);
-            }
-        }
-    else
-        {
-        for ( i=0 ; i<iServMimes.Count() ; i++ )
-            {
-            TDesC* string = GetServiceAndMimeStringLC(*iServMimes[i], ETrue);
-            aServicesAndMimesArray.AppendL (*string);
-            CleanupStack::PopAndDestroy(string);
-            }
-        }
-    
-    }
-    
-// ---------------------------------------------------------------------------
-// This function fills a Popup-list data structure with applications specific to the selected Service & MIME or Task
-// ---------------------------------------------------------------------------
-//    
-void CDefaultAppServMimeApps::GetApplicationsListL(TInt aIndex, CDesCArray& aApplicationsArray, HBufC*& aTitle)
-    {
-    // Strings will be of the format "1\tApplication"
-    _LIT (KStringAppsDefault, "1\t");
-    _LIT (KStringAppsNonDefault, "0\t");
-    
-    TInt bufLen=20;
-    HBufC *string=HBufC::NewLC(bufLen);
-    HBufC *newString=NULL;
-    TInt i,len;
-    RPointerArray<CAppHelper> *apps=NULL;
-    
-    //get the proper list
-    if(iSimplifiedView)
-        apps = &(iTasks[aIndex]->iApplications);
-    else
-        apps = &(iServMimes[aIndex]->iApplications);
-    
-    for ( i=0 ; i<apps->Count() ; i++ )
-        {
-        len=(*apps)[i]->iName->Size() + KStringMargin ;
-        if(len>bufLen)
-            {
-            newString=string->ReAllocL(len);
-            if(newString != string)
-                {
-                CleanupStack::Pop(string);//already destroyed
-                string=newString;
-                CleanupStack::PushL(string);
-                }
-            bufLen=len;
-            newString=NULL;
-            }
-        //copy the application into the string buffer
-        TPtr ptr=string->Des();
-        TBool isDefault=EFalse;
-        
-        if( iSimplifiedView && iTasks[aIndex]->iDefaultApp==i) isDefault=ETrue;
-        if( !iSimplifiedView && iServMimes[aIndex]->iDefaultApp==i) isDefault=ETrue;
-        
-        if( isDefault ) ptr.Copy(KStringAppsDefault);
-        else ptr.Copy(KStringAppsNonDefault);
-        ptr.Append(*(*apps)[i]->iName);
-        
-        aApplicationsArray.AppendL (ptr);
-        }
-    
-    CleanupStack::PopAndDestroy(string); //data in ptr is out of scope
-        
-    //get the title now
-    if ( iSimplifiedView )
-        aTitle = GetMediaTaskStringLC(*iTasks[aIndex], EFalse);
-    else
-        aTitle = GetServiceAndMimeStringLC(*iServMimes[aIndex], EFalse);
-    CleanupStack::Pop(aTitle);
-    }
-
-// ---------------------------------------------------------------------------
-// This function sets a new default, for a Service & MIME pair or for a Task.
-// The function also updates the list of Services & MIMEs (or Tasks), to display the new default application
-// ---------------------------------------------------------------------------
-//    
-void CDefaultAppServMimeApps::UpdateDefaultL(TInt aServiceAndMimeIndex, TInt aDefaultAppIndex, CDesCArray *aServicesAndMimesArray)
-    {
-    //check for correct parameters
-    if (aServiceAndMimeIndex <0 || aDefaultAppIndex <0) User::Leave(KErrArgument);
-    if(iSimplifiedView)
-        {
-        if( aServiceAndMimeIndex >= iTasks.Count() ||
-            aDefaultAppIndex >= iTasks[aServiceAndMimeIndex]->iApplications.Count())
-            User::Leave(KErrArgument);
-        }
-    else
-        {
-        if( aServiceAndMimeIndex >= iServMimes.Count() ||
-            aDefaultAppIndex >= iServMimes[aServiceAndMimeIndex]->iApplications.Count())
-            User::Leave(KErrArgument);
-        }
-    
-    //if we are here, parameters are within their range
-    TBool doUpdate=ETrue;
-    TUid defaultAppUid;
-    CServiceRegistry *sr=CServiceRegistry::NewL();
-    CleanupStack::PushL(sr);
-        
-    //update the default in the Service Registry
-    if(iSimplifiedView)
-        {
-        TInt i,j;
-        TUid serviceUid;
-        //set the default for the generic MIME (and our server application)
-        TDataType dt(*iTasks[aServiceAndMimeIndex]->iMimeLabel);
-        defaultAppUid=TUid::Uid(iTasks[aServiceAndMimeIndex]->iApplications[aDefaultAppIndex]->iUid);
-        if(sr->SetDefault(KOpenServiceUid, dt,defaultAppUid))
-            {
-            //if we are here, SetDefault returned an error.
-            //so we do not update the default...
-            doUpdate=EFalse;
-            }
-        //set the selected default for all the Services & MIME that it supports
-        if(doUpdate)
-            {
-            for(i=0; i<iTasks[aServiceAndMimeIndex]->iSMs.Count(); i++)
-                for(j=0; j<iTasks[aServiceAndMimeIndex]->iSMs[i]->iApplications.Count(); j++)
-                    if(defaultAppUid.iUid == iTasks[aServiceAndMimeIndex]->iSMs[i]->iApplications[j]->iUid )
-                        {
-                        //the selected application supports this Service & MIME pair.
-                        //make the app default for the pair.
-                        dt=*iTasks[aServiceAndMimeIndex]->iSMs[i]->iMime;
-                        serviceUid=iTasks[aServiceAndMimeIndex]->iSMs[i]->iServiceUid;
-                        sr->SetDefault(serviceUid, dt,defaultAppUid);
-                        //update the sm so that it reflects the new default
-                        iTasks[aServiceAndMimeIndex]->iSMs[i]->iDefaultAppUid=defaultAppUid;
-                        iTasks[aServiceAndMimeIndex]->iSMs[i]->iDefaultApp=j;
-                        break; //application found in sm's list, do not need to search for it any more
-                        }
-            //update the default entries
-            iTasks[aServiceAndMimeIndex]->iDefaultApp=aDefaultAppIndex;
-            iTasks[aServiceAndMimeIndex]->iDefaultAppUid=defaultAppUid;
-            }
-            
-        }
-    else
-        {
-        TDataType dt(*iServMimes[aServiceAndMimeIndex]->iMime);
-        defaultAppUid=TUid::Uid(iServMimes[aServiceAndMimeIndex]->iApplications[aDefaultAppIndex]->iUid);
-        if(sr->SetDefault(iServMimes[aServiceAndMimeIndex]->iServiceUid, dt,defaultAppUid))
-            {
-            //if we are here, SetDefault returned an error.
-            //so we do not update the default...
-            doUpdate=EFalse;
-            }
-        //update the default entries
-        if(doUpdate)
-            {
-            iServMimes[aServiceAndMimeIndex]->iDefaultApp=aDefaultAppIndex;
-            iServMimes[aServiceAndMimeIndex]->iDefaultAppUid=defaultAppUid;
-            }
-        }
-    CleanupStack::PopAndDestroy(sr);
-        
-    //check if setting the default failed
-    if(!doUpdate)
-    {
-    	//### if updating the default failed, here would be the place to put an error note to the user
-    	return; // or leave
-    };
-        
-    //update the item in the list
-    if (aServicesAndMimesArray)
-        {
-        //get the string
-        TDesC* string;
-        if(iSimplifiedView)
-            string = GetMediaTaskStringLC(*iTasks[aServiceAndMimeIndex], ETrue);
-        else
-            string = GetServiceAndMimeStringLC(*iServMimes[aServiceAndMimeIndex], ETrue);
-        aServicesAndMimesArray->Delete(aServiceAndMimeIndex);
-        aServicesAndMimesArray->InsertL(aServiceAndMimeIndex,*string);
-        CleanupStack::PopAndDestroy(string);
-        }
-    }
-
-// ---------------------------------------------------------------------------
-// This function creates a string that will become en element of a list box. To create the string, the function
-// concatenates several sub-strings.
-// ---------------------------------------------------------------------------
-//    
-HBufC* CDefaultAppServMimeApps::GetServiceAndMimeStringLC(CServiceMime& aServMime, TBool aInsertDefaultApp) const
-    {
-    HBufC *string=NULL;
-    TPtr *ptr=NULL;
-    TInt len;
-    _LIT(KTab,"\t");
-    
-    if(aInsertDefaultApp && aServMime.iDefaultApp >= 0) //it may be that we do not have a default ...
-        len=aServMime.iApplications[aServMime.iDefaultApp]->iName->Size();
-    else
-        len=0;
-    len+= aServMime.iServiceMime->Size();
-    len+= KStringMargin ; 
-    
-    string=HBufC::NewLC(len);
-        
-    //build the string, add the tabs before and after
-    ptr=new (ELeave) TPtr(string->Des());
-    CleanupStack::PushL(ptr);
-    
-    ptr->Copy(*aServMime.iServiceMime);
-
-    if(aInsertDefaultApp)
-        {
-        ptr->Insert(0,KTab);
-        ptr->Append(KTab);
-
-        //add default app
-        if(aServMime.iDefaultApp >= 0) //it may be that we do not have a default ...
-            ptr->Append(*aServMime.iApplications[aServMime.iDefaultApp]->iName);
-        }
-
-    CleanupStack::PopAndDestroy(ptr);
-
-    return string; //pass ownership, string also on the stack
-        
-    }
-
-// ---------------------------------------------------------------------------
-// This function creates a string that will become en element of a list box. To create the string, the function
-// concatenates several sub-strings.
-// ---------------------------------------------------------------------------
-//    
-HBufC* CDefaultAppServMimeApps::GetMediaTaskStringLC(CMediaTask& aMediaTask, TBool aInsertDefaultApp) const
-    {
-    TPtr *ptr=NULL;
-    TInt len = KStringMargin;
-    _LIT(KTab,"\t");
-    HBufC *taskName=NULL; //not owned, not deleted at the end of function
-    
-    //compute the string length
-    if(aInsertDefaultApp)
-        {
-        //we insert the task list name
-        taskName = aMediaTask.iTaskList;
-        //we also insert the length od the default app (if we have it)
-        if(aMediaTask.iDefaultApp >= 0)//it may be that we do not have a default ...
-            len += aMediaTask.iApplications[aMediaTask.iDefaultApp]->iName->Size();
-        }
-    else
-        {
-        //we should insert the task title, if we have it
-        taskName = aMediaTask.iTaskTitle;
-        //taskName = aMediaTask.iTaskList;
-        };
-    len += taskName->Size();
-    
-    //allocate the string
-    HBufC *string=HBufC::NewLC(len);
-    
-    //add the title
-    ptr=new (ELeave) TPtr(string->Des());
-    CleanupStack::PushL(ptr);
-    ptr->Copy(*taskName);
-
-    //add other stuff
-    if(aInsertDefaultApp)
-        {
-        ptr->Insert(0,KTab);
-        ptr->Append(KTab);
-        //add default app
-        if(aMediaTask.iDefaultApp >= 0) //it may be that we do not have a default ...
-            ptr->Append(*aMediaTask.iApplications[aMediaTask.iDefaultApp]->iName);
-        }
-    
-    CleanupStack::PopAndDestroy(ptr);
-
-    return string; //pass ownership, string also on the stack
-    }
-
-// ---------------------------------------------------------------------------
-// This function resets (removes) the defaults associated with a certain task, 
-// or it can remove all the defaults
-// ---------------------------------------------------------------------------
-//  
-TInt CDefaultAppServMimeApps::RestoreFactorySettingsL(TInt aCathegory)
-    {
-    TInt i, j;
-    CServiceRegistry *sr=NULL;
-    
-    if(aCathegory == -1)
-        {
-        sr=CServiceRegistry::NewL();
-        
-        if ( iSimplifiedView )
-        	{
-            for(i=0; i<iTasks.Count(); i++)
-        	    {
-                for(j=0; j<iTasks[i]->iMimes.Count(); j++)
-            	    {
-            	    sr->RemoveEntry(TUid::Uid(iTasks[i]->iServicesUids[j]), TDataType(*iTasks[i]->iMimes[j]));
-            	    }
-                //remove the entry that identifies the default app for the task
-                sr->RemoveEntry(KOpenServiceUid, TDataType(*iTasks[i]->iMimeLabel));
-        	    }
-        	}
-        else
-        	{
-        	//we reset the defaults for all the services & MIME
-        	for(i=0; i<iServMimes.Count(); i++)
-        	    sr->RemoveEntry(iServMimes[i]->iServiceUid, TDataType(*iServMimes[i]->iMime));
-        	//remove the entry that identifies the default app for the task
-        	for(i=0; i<iTasks.Count(); i++)
-        	    sr->RemoveEntry(KOpenServiceUid, TDataType(*iTasks[i]->iMimeLabel));     	
-        	}
-        }
-    else if(iSimplifiedView && aCathegory >= 0 && aCathegory < iTasks.Count())
-        {
-        //we are in simplified view, restore defaults for a single task
-        sr=CServiceRegistry::NewL();
-        for(i=0; i<iTasks[aCathegory]->iMimes.Count(); i++)
-                sr->RemoveEntry(TUid::Uid(iTasks[aCathegory]->iServicesUids[i]), TDataType(*iTasks[aCathegory]->iMimes[i]));
-            //remove the entry that identifies the default app for the task
-            sr->RemoveEntry(KOpenServiceUid, TDataType(*iTasks[aCathegory]->iMimeLabel));
-        }
-    else if(!iSimplifiedView && aCathegory >= 0 && aCathegory < iServMimes.Count())
-        {
-        //we are in the advanced view, restore defaults for a single Service & MIME pair
-        sr=CServiceRegistry::NewL();
-        sr->RemoveEntry(iServMimes[aCathegory]->iServiceUid, TDataType(*iServMimes[aCathegory]->iMime));
-        }
-    else return -1; //wrong aCathegory range
-    
-    if(sr) delete sr;
-    return 0;
-    }