mitk::LoggingBackend Class Reference

mbilog backend implementation for mitk More...

#include <mitkLog.h>

Inheritance diagram for mitk::LoggingBackend:

Collaboration diagram for mitk::LoggingBackend:

List of all members.

Public Member Functions
void	ProcessMessage (const mbilog::LogMessage &)
	overloaded method for receiving log message from mbilog
Static Public Member Functions
static void	Register ()
	registers MITK logging backend at mbilog
static void	Unregister ()
	Unregisters MITK logging backend at mbilog.
static void	SetLogFile (const char *file)
	Sets extra log file path (additionally to the console log)
static void	EnableAdditionalConsoleWindow (bool enable)
	Enables an additional logging output window by means of itk::outputwindow This might be relevant for showing log output in applications with no default output console.
static void	CatchLogFileCommandLineParameter (int &argc, char **argv)
	Automatically extracts and removes the "--logfile <file>" parameters from the standard C main(argc,argv) parameter list and calls SetLogFile if needed.

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Detailed Description

mbilog backend implementation for mitk

Definition at line 30 of file mitkLog.h.

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Member Function Documentation

void mitk::LoggingBackend::CatchLogFileCommandLineParameter	(	int &	argc,
		char **	argv
	)		[static]

Automatically extracts and removes the "--logfile <file>" parameters from the standard C main(argc,argv) parameter list and calls SetLogFile if needed.

Definition at line 121 of file mitkLog.cpp.

References MITK_ERROR, and SetLogFile().

{
  int r;

  for(r=1;r<argc;r++)
  {
    if(std::string(argv[r])=="--logfile")
    {
      if(r+1>=argc)
      {
        --argc;
        MITK_ERROR << "--logfile parameter found, but no file given";
        return;
      }

      mitk::LoggingBackend::SetLogFile(argv[r+1]);
     
      for(r+=2;r<argc;r++)
        argv[r-2]=argv[r];
        
      argc-=2;     
      return;
    }
  }
}

void mitk::LoggingBackend::EnableAdditionalConsoleWindow

(

bool

enable )

[static]

Enables an additional logging output window by means of itk::outputwindow This might be relevant for showing log output in applications with no default output console.

Definition at line 32 of file mitkLog.cpp.

References logOutputWindow.

{
  logOutputWindow = enable;
}

void mitk::LoggingBackend::ProcessMessage

(

const mbilog::LogMessage &

l )

[virtual]

overloaded method for receiving log message from mbilog

Implements mbilog::AbstractBackend.

Definition at line 38 of file mitkLog.cpp.

References mbilog::BackendCout::FormatFull(), mbilog::BackendCout::FormatSmart(), logFile, logMutex, logOutputWindow, and outputWindow.

{
  logMutex.Lock();
  #ifdef _WIN32
    mbilog::BackendCout::FormatSmart( l, (int)GetCurrentThreadId() );
  #else
    mbilog::BackendCout::FormatSmart( l );
  #endif
  
  if(logFile)
  {
    #ifdef _WIN32
      mbilog::BackendCout::FormatFull( *logFile, l, (int)GetCurrentThreadId() );
    #else
      mbilog::BackendCout::FormatFull( *logFile, l );
    #endif
  }
  if(logOutputWindow)
  {
    if(outputWindow == NULL)
    {  outputWindow = new std::stringstream();}
    outputWindow->str("");
    outputWindow->clear();
    #ifdef _WIN32
      mbilog::BackendCout::FormatFull( *outputWindow, l, (int)GetCurrentThreadId() );
    #else
      mbilog::BackendCout::FormatFull( *outputWindow, l );
    #endif
    itk::OutputWindow::GetInstance()->DisplayText(outputWindow->str().c_str());
  }
  logMutex.Unlock();
}

void mitk::LoggingBackend::Register

(

)

[static]

registers MITK logging backend at mbilog

Definition at line 71 of file mitkLog.cpp.

References mbilog::RegisterBackend().

Referenced by main().

{
  if(mitkLogBackend)
    return;
  mitkLogBackend = new mitk::LoggingBackend();
  mbilog::RegisterBackend( mitkLogBackend );
}

void mitk::LoggingBackend::SetLogFile

(

const char *

file )

[static]

Sets extra log file path (additionally to the console log)

Definition at line 90 of file mitkLog.cpp.

References logFile, logMutex, and MITK_INFO.

Referenced by CatchLogFileCommandLineParameter().

{
  logMutex.Lock();
  if(logFile)
  {
    MITK_INFO << "closing logfile";
    logFile->close();
    delete logFile;
    logFile = 0;
  }
  if(file)
  {
      logFile = new std::ofstream( file,  std::ios_base::out | std::ios_base::app );
    /*
    if(*logFile)
    {
      std::cout << "opening logfile '" << file << "' for writing failed";
      MITK_INFO << "logging to '" << file << "'";
    }
    else
    {
      std::cerr << "opening logfile '" << file << "' for writing failed";
      MITK_ERROR << "opening logfile '" << file << "' for writing failed";
      delete logFile;
      logFile = 0;
    }
    */
  }
  logMutex.Unlock();
}

void mitk::LoggingBackend::Unregister

(

)

[static]

Unregisters MITK logging backend at mbilog.

Definition at line 79 of file mitkLog.cpp.

References mitkLogBackend, and mbilog::UnregisterBackend().

Referenced by main().

{
  if(mitkLogBackend)
  {
    SetLogFile(0);
    mbilog::UnregisterBackend( mitkLogBackend );
    delete mitkLogBackend;
    mitkLogBackend=0;
  }
}

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The documentation for this class was generated from the following files:

• mitkLog.h
• mitkLog.cpp