org.rosuda.JGR
Class JGR

java.lang.Object
  org.rosuda.JGR.JGR

public class JGR
extends Object

JGR, Java Gui for R JGR is just a new Gui for R http://www.r-project.org , written in Java.
Thus it is (should) be platform-indepent. Currently we have several problems on *nix machines.

JGR uses JRI and rJava for talking with R, and the JavaGD- Device all written by Simon Urbanek.

RoSuDa 2003 - 2005

Author:

Markus Helbig

Field Summary

static String	AUTHOR1 Author JGR (used for displaying the splashscreen)
static String	AUTHOR2 Author JRI, rJava and JavaGD (used for displaying the splashscreen)
static Vector	DATA Current data-sets (data.frames, matrix, ...)
static String	DEVELTIME Develtime (used for displaying the splashscreen)
static Vector	FUNCTIONS Current functions
static String	INSTITUTION Organization (used for displaying the splashscreen)
static HashMap	KEYWORDS Keywords for syntaxhighlighting
static HashMap	KEYWORDS_OBJECTS Keywords (objects) for syntaxhighlighting
static JGRConsole	MAINRCONSOLE Main-console window
static Vector	MODELS Current models
static Vector	OBJECTS Current objects in workspace
static Vector	OTHERS Current data not in DATA DATA
static Rengine	R Rengine Rengine, needed for executing R-commands
static Vector	RHISTORY The history of current session.
static String	RHOME RHOME path of current used R
static String[]	RLIBS RLIB pathes, where we can find the user's R-packages
static ConsoleSync	rSync ConsoleSnyc org.rosuda.JRG.toolkit.ConsoleSync
static SplashScreen	splash Splashscreen
static String	SPLASH Filename of the splash-image (used for displaying the splashscreen)
static boolean	STARTED Indicates wether the Rengine is up or not
static String	SUBTITLE Subtitle (used for displaying the splashscreen)
static String	TITLE Title (used for displaying the splashscreen)
static String	VERSION Version number of JGR
static String	WEBSITE Website of organization (used for displaying the splashscreen)

Constructor Summary

JGR()
Starting the JGR Application (javaside)

Method Summary

static void	addMenu(String name) Add new Menu at runtime to Console.
static void	addMenuItem(String menu, String name, String cmd) Add MenuItem at runtime to ConsoleMenu.
static void	addMenuSeparator(String menu) Add MenuSeparator at runtime.
static String	exit() Exits JGR, but not before asked the user if he wants to save his workspace.
static boolean	isJGRmain() return the value of the JGRmain flag
static void	main(String[] args) Starts JGR options: --debug: enable debug information or any other option supported by R.
static void	readHistory() If there is a file named .Rhistory in the user's home path we load his commands to current history.
static void	setKeyWords(String word) Set keywords for highlighting.
static void	setKeyWords(String[] words) Set keywords for highlighting.
static void	setObjects(String object) Set objects for hightlighting.
static void	setObjects(String[] objects) Set objects for hightlighting.
static void	setRHome(String rhome) Set R_HOME (in java app).
static void	setRLibs(String lib) Set R_LIBS (in java app).
static void	setRLibs(String[] libs) Set R_LIBS (in java app).
static void	writeHistory() Write the commands of current session to .Rhistory.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

VERSION

public static final String VERSION

Version number of JGR

See Also:

Constant Field Values

TITLE

public static final String TITLE

Title (used for displaying the splashscreen)

See Also:

Constant Field Values

SUBTITLE

public static final String SUBTITLE

Subtitle (used for displaying the splashscreen)

See Also:

Constant Field Values

DEVELTIME

public static final String DEVELTIME

Develtime (used for displaying the splashscreen)

See Also:

Constant Field Values

INSTITUTION

public static final String INSTITUTION

Organization (used for displaying the splashscreen)

See Also:

Constant Field Values

AUTHOR1

public static final String AUTHOR1

Author JGR (used for displaying the splashscreen)

See Also:

Constant Field Values

AUTHOR2

public static final String AUTHOR2

Author JRI, rJava and JavaGD (used for displaying the splashscreen)

See Also:

Constant Field Values

WEBSITE

public static final String WEBSITE

Website of organization (used for displaying the splashscreen)

See Also:

Constant Field Values

SPLASH

public static final String SPLASH

Filename of the splash-image (used for displaying the splashscreen)

See Also:

Constant Field Values

MAINRCONSOLE

public static JGRConsole MAINRCONSOLE

Main-console window

RHISTORY

public static Vector RHISTORY

The history of current session. If there was a .Rhistory file, it will be loaded into this vector

RHOME

public static String RHOME

RHOME path of current used R

RLIBS

public static String[] RLIBS

RLIB pathes, where we can find the user's R-packages

R

public static Rengine R

Rengine Rengine, needed for executing R-commands

rSync

public static ConsoleSync rSync

ConsoleSnyc org.rosuda.JRG.toolkit.ConsoleSync

DATA

public static Vector DATA

Current data-sets (data.frames, matrix, ...)

MODELS

public static Vector MODELS

Current models

OTHERS

public static Vector OTHERS

Current data not in DATA DATA

FUNCTIONS

public static Vector FUNCTIONS

Current functions

OBJECTS

public static Vector OBJECTS

Current objects in workspace

KEYWORDS

public static HashMap KEYWORDS

Keywords for syntaxhighlighting

KEYWORDS_OBJECTS

public static HashMap KEYWORDS_OBJECTS

Keywords (objects) for syntaxhighlighting

STARTED

public static boolean STARTED

Indicates wether the Rengine is up or not

splash

public static SplashScreen splash

Splashscreen

Constructor Detail

JGR

public JGR()

Starting the JGR Application (javaside)

Method Detail

exit

public static String exit()

Exits JGR, but not before asked the user if he wants to save his workspace.

Returns:

users's answer (yes/no/cancel)

addMenu

public static void addMenu(String name)

Add new Menu at runtime to Console.

Parameters:

name - MenuName

addMenuItem

public static void addMenuItem(String menu,
                               String name,
                               String cmd)

Add MenuItem at runtime to ConsoleMenu.

Parameters:

menu - MenuName

name - ItemName

cmd - Command

addMenuSeparator

public static void addMenuSeparator(String menu)

Add MenuSeparator at runtime.

Parameters:

menu - MenuName

setRHome

public static void setRHome(String rhome)

Set R_HOME (in java app).

Parameters:

rhome - RHOME path

setRLibs

public static void setRLibs(String lib)

Set R_LIBS (in java app).

Parameters:

lib - Library path

setRLibs

public static void setRLibs(String[] libs)

Set R_LIBS (in java app).

Parameters:

libs - Library pathes

setKeyWords

public static void setKeyWords(String word)

Set keywords for highlighting.

Parameters:

word - This word will be highlighted

setKeyWords

public static void setKeyWords(String[] words)

Set keywords for highlighting.

Parameters:

words - These words will be highlighted

setObjects

public static void setObjects(String object)

Set objects for hightlighting.

Parameters:

object - This object will be highlighted

setObjects

public static void setObjects(String[] objects)

Set objects for hightlighting.

Parameters:

objects - These words will be highlighted

readHistory

public static void readHistory()

If there is a file named .Rhistory in the user's home path we load his commands to current history.

writeHistory

public static void writeHistory()

Write the commands of current session to .Rhistory.

isJGRmain

public static boolean isJGRmain()

return the value of the JGRmain flag

main

public static void main(String[] args)

Starts JGR
options:

1. --debug: enable debug information

or any other option supported by R.