kerhoswing
Class TextAreaOutputStream

java.lang.Object
  java.io.OutputStream
      kerhoswing.TextAreaOutputStream

All Implemented Interfaces:

Closeable, Flushable

public final class TextAreaOutputStream
extends OutputStream

Simple way to "print" to a JTextArea; just say PrintStream out = new PrintStream(new TextAreaOutputStream(myTextArea)); Then out.println() et all will all appear in the TextArea. Source: http://javacook.darwinsys.com/new_recipes/14.9betterTextToTextArea.jsp

Constructor Summary

TextAreaOutputStream(JTextArea textArea)

Method Summary

void	close()
void	flush()
static PrintStream	getTextPrintStream(JTextArea textArea) Factory method for creating a PrintStream to print to selected TextArea
void	write(byte[] b, int off, int len)
void	write(int b)

Methods inherited from class java.io.OutputStream

write

Methods inherited from class java.lang.Object

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

Constructor Detail

TextAreaOutputStream

public TextAreaOutputStream(JTextArea textArea)

Parameters:

textArea - area where to write

Example:

 #import java.io.*;
 #import javax.swing.*;
   JTextArea text = new JTextArea();
   PrintStream tw = new PrintStream(new TextAreaOutputStream(text));
   tw.print("Hello");
   tw.print(" ");
   tw.print("world!");
   tw.flush();
   text.getText() === "Hello world!";
   text.setText("");
   tw.println("Hello");
   tw.println("world!");
   text.getText() =R= "Hello\\r?\\nworld!\\r?\\n";
 

Method Detail

flush

public void flush()

Specified by:

flush in interface Flushable

Overrides:

flush in class OutputStream

close

public void close()

Specified by:

close in interface Closeable

Overrides:

close in class OutputStream

write

public void write(int b)
           throws IOException

Specified by:

write in class OutputStream

Throws:

IOException

write

public void write(byte[] b,
                  int off,
                  int len)
           throws IOException

Overrides:

write in class OutputStream

Throws:

IOException

getTextPrintStream

public static PrintStream getTextPrintStream(JTextArea textArea)

Factory method for creating a PrintStream to print to selected TextArea

Parameters:

textArea - area where to print

Returns:

created PrintStream ready to print to TextArea

Example:

 #import java.io.*;
 #import javax.swing.*;
   JTextArea text = new JTextArea();
   PrintStream tw = TextAreaOutputStream.getTextPrintStream(text);
   tw.print("Hyvää"); // skandit toimi
   tw.print(" ");
   tw.print("päivää!");
   text.getText() === "Hyvää päivää!";
   text.setText("");
   tw.print("ä");
   text.getText() === "ä";