TB9.2 Example Applications: examples/ForumNokia/S60_3rd_Edition_TextMTM_Example/modules/Deinstall/src/txdeinstall.cpp Source File

00001 // txdeinstall.cpp
+00002 //
+00003 // � 2006 Nokia Corporation.  All rights reserved.
+00004 //
+00005 
+00006 // includes
+00007 #include <e32base.h>
+00008 #include <e32cons.h>
+00009 #include <f32file.h>
+00010 #include <msvapi.h>
+00011 #include <msvids.h>     // KMsvRootIndexEntryId
+00012 #include <msvuids.h>    // KUidMsvServiceEntry
+00013 #include "txut.h"
+00014 
+00015 //LOCAL_D const TInt KUidMsgTypeTextValue = 0x10005247;
+00016 //LOCAL_D const TUid KUidMsgTypeText = { KUidMsgTypeTextValue};
+00017 //LOCAL_D const TUid KTxtMtmTechnologyTypeUid   = { KUidMsgTypeTextValue};
+00018 
+00019 LOCAL_D CConsoleBase* console;
+00020 LOCAL_C void consoleUIDeinstallL();
+00021 LOCAL_C void DoDeinstallL();
+00022 LOCAL_C void ClearMessageEntriesL(CMsvSession& aSession);
+00023 LOCAL_C void ClearEntriesFromContextL(CMsvEntry& aEntry, TMsvId aContext);
+00024 
+00025 // constants
+00026 _LIT(KMTMDataFileName,"txtmtm.rsc");
+00027 _LIT(KMTMDataLocation,"\\resource\\messaging\\Mtm\\");
+00028 _LIT(KTxtTitle,"TextMTM deinstall");
+00029 _LIT(KFormatFailed,"failed: leave code=%d");
+00030 
+00031 // Dummy observer class to absorb Message Server session events
+00032 class TDummyObserver : public MMsvSessionObserver
+00033         {
+00034 public:
+00035         void HandleSessionEventL(TMsvSessionEvent /*aEvent*/, TAny* /*aArg1*/, TAny* /*aArg2*/, TAny* /*aArg3*/) {};
+00036         };
+00037 
+00038 
+00039 LOCAL_C void FindFileL(const TDesC& aFileName, const TDesC& aLocation, TFileName& aRetVal)
+00040     {
+00041     RFs fs;
+00042     User::LeaveIfError(fs.Connect());
+00043     CleanupClosePushL(fs);
+00044     TFindFile finder(fs);
+00045     User::LeaveIfError(finder.FindByDir(aFileName, aLocation));
+00046     aRetVal = finder.File();
+00047     CleanupStack::PopAndDestroy();
+00048     }
+00049 
+00050 
+00051 LOCAL_C void DoDeinstallL()
+00052 // Set up Message Server session and install Text MTM group
+00053         {
+00054     TFileName filename;
+00055     FindFileL(KMTMDataFileName, KMTMDataLocation, filename);
+00056 
+00057         TDummyObserver ob;
+00058         CMsvSession* session = CMsvSession::OpenSyncL(ob);
+00059         CleanupStack::PushL(session);
+00060     ClearMessageEntriesL(*session);
+00061 
+00062         TInt err=session->DeInstallMtmGroup(filename);
+00063         if (err!=KErrNone && err!=KErrNotFound)
+00064                 User::Leave(err);
+00065         
+00066         CMTMTxtSettings* settings = CMTMTxtSettings::NewL();
+00067         CleanupStack::PushL(settings);
+00068         settings->DeleteDefaultServiceSettingL();
+00069         CleanupStack::PopAndDestroy(settings);
+00070 
+00071         CleanupStack::PopAndDestroy(session); // session
+00072 
+00073         RFs fs;
+00074         fs.Connect();
+00075     CFileMan* fileman = CFileMan::NewL(fs);
+00076         _LIT(KMTMDir,"\\data\\TextMTMService\\");
+00077         fileman->RmDir(KMTMDir);
+00078     delete fileman;
+00079         fs.Close();
+00080 
+00081         }
+00082 
+00083 LOCAL_C void ClearMessageEntriesL(CMsvSession& aSession)
+00084     {
+00085     TMsvSelectionOrdering ordering;
+00086     ordering.SetShowInvisibleEntries(ETrue);
+00087     CMsvEntry* entry = CMsvEntry::NewL(aSession, KMsvRootIndexEntryId, ordering);
+00088     CleanupStack::PushL(entry);
+00089 
+00090     ClearEntriesFromContextL(*entry, KMsvGlobalInBoxIndexEntryId);
+00091     ClearEntriesFromContextL(*entry, KMsvGlobalOutBoxIndexEntryId);
+00092     ClearEntriesFromContextL(*entry, KMsvSentEntryId);
+00093     ClearEntriesFromContextL(*entry, KMsvDeletedEntryFolderEntryId);
+00094     ClearEntriesFromContextL(*entry, KMsvDraftEntryId);
+00095     ClearEntriesFromContextL(*entry, KMsvRootIndexEntryId);
+00096 
+00097     CleanupStack::PopAndDestroy(entry);
+00098     }
+00099 
+00100 LOCAL_C void ClearEntriesFromContextL(CMsvEntry& aEntry, TMsvId aContext)
+00101     {
+00102     aEntry.SetEntryL(aContext);
+00103 
+00104     CMsvEntrySelection* sel = aEntry.ChildrenWithMtmL(KTxtMtmTechnologyTypeUid);
+00105     CleanupStack::PushL(sel);
+00106 
+00107     const TInt count = sel->Count();
+00108 
+00109     for(TInt ii = 0; ii < count; ii++)
+00110         aEntry.DeleteL(sel->At(ii));
+00111 
+00112     CleanupStack::PopAndDestroy(sel);
+00113     }
+00114 
+00115 LOCAL_C void consoleUIDeinstallL()
+00116 // Set up simple console UI
+00117     {
+00118         // Construct and install the active scheduler
+00119         CActiveScheduler* scheduler = new (ELeave) CActiveScheduler;
+00120         CleanupStack::PushL(scheduler);
+00121         CActiveScheduler::Install(scheduler);
+00122 
+00123         console=Console::NewL(KTxtTitle,TSize(KConsFullScreen,KConsFullScreen));
+00124         CleanupStack::PushL(console);
+00125         TRAPD(error,DoDeinstallL()); // call install function
+00126 
+00127         if (error)
+00128                 console->Printf(KFormatFailed, error);
+00129 
+00130         console->Getch();
+00131 
+00132         CleanupStack::PopAndDestroy(2, scheduler); // console, scheduler
+00133         }
+00134 
+00135 GLDEF_C TInt E32Main()
+00136         {
+00137         __UHEAP_MARK;
+00138         CTrapCleanup* cleanup=CTrapCleanup::New(); // get clean-up stack
+00139         TRAPD(error,consoleUIDeinstallL());
+00140         delete cleanup; // destroy clean-up stack
+00141         __UHEAP_MARKEND;
+00142         return 0;
+00143     }
+