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tdelibs/tdehtml/java/org/kde/kjas/server/KJASConsole.java

94 lines
2.2 KiB

package org.kde.kjas.server;
import java.awt.*;
import java.awt.event.*;
import java.io.*;
public class KJASConsole
extends Frame
implements Console
{
private TextArea txt;
public KJASConsole()
{
super("Konqueror Java Console");
txt = new TextArea();
txt.setEditable(false);
txt.setBackground(Color.white);
txt.setForeground(Color.black);
Panel main = new Panel(new BorderLayout());
Panel btns = new Panel(new BorderLayout());
Button clear = new Button("Clear");
Button close = new Button("Close");
btns.add(clear, "West");
btns.add(close, "East");
main.add(txt, "Center");
main.add(btns, "South");
add( main );
clear.addActionListener
(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
txt.setText("");
}
}
);
close.addActionListener
(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
setVisible(false);
}
}
);
addWindowListener
(
new WindowAdapter() {
public void windowClosing(WindowEvent e) {
setVisible(false);
}
}
);
setSize(500, 300);
PrintStream st = new PrintStream( new KJASConsoleStream(this) );
System.setOut(st);
System.setErr(st);
System.out.println( "Java VM version: " +
System.getProperty("java.version") );
System.out.println( "Java VM vendor: " +
System.getProperty("java.vendor") );
}
public void clear() {
txt.setText("");
}
public void append(String msg) {
if (msg == null) {
return;
}
int length = msg.length();
synchronized(txt) {
//get the caret position, and then get the new position
int old_pos = txt.getCaretPosition();
txt.append(msg);
txt.setCaretPosition( old_pos + length );
}
}
}