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// This example is from the book _Java AWT Reference_ by John Zukowski.
// Written by John Zukowski. Copyright (c) 1997 O'Reilly & Associates.
// You may study, use, modify, and distribute this example for any purpose.
// This example is provided WITHOUT WARRANTY either expressed or
import java.awt.Button;
import java.awt.Event;
import java.awt.Frame;
import java.awt.Panel;
import java.awt.TextArea;
import java.awt.TextField;
import java.awt.datatransfer.Clipboard;
import java.awt.datatransfer.DataFlavor;
import java.awt.datatransfer.StringSelection;
import java.awt.datatransfer.Transferable;
public class ClipMe extends Frame {
TextField tf;
TextArea ta;
Button copy, paste;
Clipboard clipboard = null;
ClipMe() {
super("Clipping Example");
add(tf = new TextField("Welcome"), "North");
add(ta = new TextArea(), "Center");
ta.setEditable(false);
Panel p = new Panel();
p.add(copy = new Button("Copy"));
p.add(paste = new Button("Paste"));
add(p, "South");
setSize(250, 250);
}
public static void main(String args[]) {
new ClipMe().show();
}
public boolean handleEvent(Event e) {
if (e.id == Event.WINDOW_DESTROY) {
System.exit(0);
return true; // never gets here
}
return super.handleEvent(e);
}
public boolean action(Event e, Object o) {
if (clipboard == null)
clipboard = getToolkit().getSystemClipboard();
if ((e.target == tf) || (e.target == copy)) {
StringSelection data;
data = new StringSelection(tf.getText());
clipboard.setContents(data, data);
} else if (e.target == paste) {
Transferable clipData = clipboard.getContents(this);
String s;
try {
s = (String) (clipData.getTransferData(DataFlavor.stringFlavor));
} catch (Exception ee) {
s = ee.toString();
}
ta.setText(s);
}
return true;
}
}
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