G4UIExecutive Class Reference

#include <G4UIExecutive.hh>

Collaboration diagram for G4UIExecutive:

Public Member Functions
	G4UIExecutive (G4int argc, char **argv, const G4String &type="")
	~G4UIExecutive ()
G4UIsession *	GetSession () const
G4bool	IsGUI () const
void	SetPrompt (const G4String &prompt)
void	SetLsColor (TermColorIndex dirColor, TermColorIndex cmdColor)
void	SessionStart ()

Private Types
enum	SessionType {   kNone, kQt, kXm, kWin32,   kWt, kGag, kTcsh, kCsh }

Private Member Functions
void	SelectSessionByArg (const G4String &stype)
void	SelectSessionByEnv ()
void	SelectSessionByFile (const G4String &appname)
void	SelectSessionByBestGuess ()

Private Attributes
SessionType	selected
G4UIsession *	session
G4VUIshell *	shell
G4bool	isGUI
std::map< G4String, G4String >	sessionMap

Detailed Description

Definition at line 60 of file G4UIExecutive.hh.

Member Enumeration Documentation

SessionType

enum G4UIExecutive::SessionType

private

Enumerator
kNone
kQt
kXm
kWin32
kWt
kGag
kTcsh
kCsh

Definition at line 75 of file G4UIExecutive.hh.

{ kNone, kQt, kXm, kWin32, kWt, kGag, kTcsh, kCsh };

Constructor & Destructor Documentation

G4UIExecutive()

G4UIExecutive::G4UIExecutive	(	G4int	argc,
		char **	argv,
		const G4String &	type = ""
	)

Definition at line 91 of file G4UIExecutive.cc.

  : selected(kNone), session(NULL), shell(NULL), isGUI(false)
{
  G4cout << "Available UI session types: [ ";
  if ( qt_build ) G4cout << "Qt, ";
  if ( xm_build ) G4cout << "Xm, ";
  if ( win32_build) G4cout << "Win32, ";
  if ( wt_build ) G4cout << "Wt, ";
  G4cout << "GAG, ";
  if (tcsh_build ) G4cout << "tcsh, ";
  G4cout << "csh ]" << G4endl;

  // selecting session type...
  // 1st priority : in case argumant specified
  G4String stype = type;
  stype.toLower();   // session type is case-insensitive.
  if (type != "") SelectSessionByArg(stype);

  // 2nd priority : refer environment variables (as backword compatibility)
  if ( selected == kNone ) SelectSessionByEnv();

  // 3rd priority : refer $HOME/.g4session
  if ( selected == kNone ) {
    G4String appinput = argv[0];
    G4String appname = "";
    size_t islash = appinput.find_last_of("/\\");
    if (islash == G4String::npos) 
      appname = appinput;
    else 
      appname = appinput(islash+1, appinput.size()-islash-1);

    SelectSessionByFile(appname);
  }

  // 4th, best guess of session type  
  if ( selected == kNone) SelectSessionByBestGuess();
    
  // instantiate a session...
  switch ( selected ) {
  case kQt:
#if defined(G4UI_BUILD_QT_SESSION)
    session = new G4UIQt(argc, argv);
    isGUI = true;
#endif
    break;
  case kXm:
#if defined(G4UI_BUILD_XM_SESSION)
    session = new G4UIXm(argc, argv);
    isGUI = true;
#endif
    break;
  case kWin32:
#if defined(G4UI_BUILD_WIN32_SESSION)
    DISCARD_PARAMETER(argc);
    DISCARD_PARAMETER(argv);
    session = new G4UIWin32();
#endif
    break;
  case kWt:
#if defined(G4UI_BUILD_WT_SESSION)
    session = new G4UIWt(argc, argv);
    isGUI = true;
#endif
    break;
  case kGag:
    DISCARD_PARAMETER(argc);
    DISCARD_PARAMETER(argv);
    session = new G4UIGAG();
    isGUI = true;
    break;
 case kTcsh:
#ifndef WIN32
    DISCARD_PARAMETER(argc);
    DISCARD_PARAMETER(argv);
    shell = new G4UItcsh;
    session = new G4UIterminal(shell);
#endif
    break;
  case kCsh:
    DISCARD_PARAMETER(argc);
    DISCARD_PARAMETER(argv);
    shell = new G4UIcsh;
    session = new G4UIterminal(shell);    
  default:
    break;
  }

  // fallback (csh)
  if ( session == NULL ) {
    G4Exception("G4UIExecutive::G4UIExecutive()", 
                "UI0002",
                JustWarning,
                "Specified session type is not build in your system,\n"
                "or no session type is specified.\n"
                "A fallback session type is used.");

    selected = kCsh;
    DISCARD_PARAMETER(argc);
    DISCARD_PARAMETER(argv);
    shell = new G4UIcsh;
    session = new G4UIterminal(shell);
  }
}

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~G4UIExecutive()

G4UIExecutive::~G4UIExecutive

(

)

Definition at line 196 of file G4UIExecutive.cc.

{
  if ( selected != kWt ) delete session;
}

Member Function Documentation

GetSession()

G4UIsession * G4UIExecutive::GetSession ( ) const

inline

Definition at line 92 of file G4UIExecutive.hh.

{
  return session;
}

IsGUI()

G4bool G4UIExecutive::IsGUI ( ) const

inline

Definition at line 97 of file G4UIExecutive.hh.

{
  return isGUI;
}

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SelectSessionByArg()

void G4UIExecutive::SelectSessionByArg ( const G4String &  stype )

private

Definition at line 202 of file G4UIExecutive.cc.

{
  if ( qt_build && stype == "qt" ) selected = kQt;
  else if ( xm_build && stype == "xm" ) selected = kXm;
  else if ( win32_build && stype == "win32" ) selected = kWin32;
  else if ( wt_build && stype == "wt" ) selected = kWt;
  else if ( stype == "gag" ) selected = kGag;
  else if ( tcsh_build && stype == "tcsh" ) selected = kTcsh;
  else if ( stype == "csh" ) selected = kCsh;
}

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SelectSessionByBestGuess()

void G4UIExecutive::SelectSessionByBestGuess ( )

private

Definition at line 283 of file G4UIExecutive.cc.

{
  if ( qt_build ) selected = kQt;
  else if ( tcsh_build ) selected = kTcsh;
  else if ( xm_build ) selected = kXm;
}

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SelectSessionByEnv()

void G4UIExecutive::SelectSessionByEnv ( )

private

Definition at line 214 of file G4UIExecutive.cc.

{
  if ( qt_build && getenv("G4UI_USE_QT") ) selected = kQt;
  else if ( xm_build && getenv("G4UI_USE_XM") ) selected = kXm;
  else if ( win32_build && getenv("G4UI_USE_WIN32") ) selected = kWin32;
  else if ( wt_build && getenv("G4UI_USE_WT") ) selected = kWt;
  else if ( getenv("G4UI_USE_GAG") ) selected = kGag;
  else if ( tcsh_build && getenv("G4UI_USE_TCSH") ) selected = kTcsh;
}

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SelectSessionByFile()

void G4UIExecutive::SelectSessionByFile ( const G4String &  appname )

private

Definition at line 225 of file G4UIExecutive.cc.

{
  const char* path = getenv("HOME");
  if( path == NULL ) return;
  G4String homedir = path;

#ifndef WIN32
  G4String fname= homedir + "/.g4session";
#else
  G4String fname= homedir + "\\.g4session";
#endif
    
  std::ifstream fsession;
  enum { BUFSIZE= 1024 }; char linebuf[BUFSIZE];
  
  fsession.open(fname, std::ios::in);

  G4String default_session = "";
  G4int iline = 1;
  sessionMap.clear();
  while( fsession.good() ) {
    if( fsession.eof()) break;
    fsession.getline(linebuf, BUFSIZE);
    G4String aline = linebuf;
    aline.strip(G4String::both);
    if ( aline(0) == '#' ) continue;
    if ( iline == 1 )
      default_session = aline;
    else {
      size_t idx = aline.find_first_of(" ");
      if ( idx == G4String::npos ) break;
      G4String aname = aline.substr(0, idx);
      idx = aline.find_first_not_of(" ", idx);
      if (idx == G4String::npos ) break;
      G4String sname = aline.substr(idx, aline.size()-idx);
      sessionMap[aname] = sname;
    }
    iline++;
  }
  fsession.close();

  G4String stype = "";
  std::map<G4String, G4String>::iterator it = sessionMap.find(appname);
  if ( it != sessionMap.end() ) stype = sessionMap[appname];
  else stype = default_session;
  stype.toLower();

  // select session...
  if ( qt_build && stype == "qt" ) selected = kQt;
  else if ( xm_build && stype == "xm" ) selected = kXm;
  else if ( win32_build && stype == "win32" ) selected = kWin32;
  //else if ( wt_build && stype == "wt" ) selected = kWt;
  else if ( stype == "gag" ) selected = kGag;
  else if ( tcsh_build && stype == "tcsh" ) selected = kTcsh;
  else if ( stype == "csh" ) selected = kCsh;
}

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SessionStart()

void G4UIExecutive::SessionStart

(

)

Definition at line 304 of file G4UIExecutive.cc.

{
  session-> SessionStart();
}

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SetLsColor()

void G4UIExecutive::SetLsColor	(	TermColorIndex	dirColor,
		TermColorIndex	cmdColor
	)

Definition at line 297 of file G4UIExecutive.cc.

{
  if(shell) shell-> SetLsColor(dirColor, cmdColor);
}

SetPrompt()

void G4UIExecutive::SetPrompt

(

const G4String &

prompt

)

Definition at line 291 of file G4UIExecutive.cc.

{
  if(shell) shell-> SetPrompt(prompt);
}

Member Data Documentation

isGUI

G4bool G4UIExecutive::isGUI

private

Definition at line 81 of file G4UIExecutive.hh.

selected

SessionType G4UIExecutive::selected

private

Definition at line 76 of file G4UIExecutive.hh.

session

G4UIsession* G4UIExecutive::session

private

Definition at line 78 of file G4UIExecutive.hh.

sessionMap

std::map<G4String, G4String> G4UIExecutive::sessionMap

private

Definition at line 83 of file G4UIExecutive.hh.

shell

G4VUIshell* G4UIExecutive::shell

private

Definition at line 79 of file G4UIExecutive.hh.

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

• G4UIExecutive.hh
• G4UIExecutive.cc