Mega Code Archive
Label Highlighting
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/******************************************************************************
* Copyright (c) 1998, 2004 Jackwind Li Guojie
* All right reserved.
*
* Created on Oct 28, 2003 8:10:30 PM by JACK
* $Id: LabelHighlighting.java,v 1.1 2003/12/22 12:07:54 jackwind Exp $
*
* visit: http://www.asprise.com/swt
*****************************************************************************/
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Shell;
public class LabelHighlighting {
Display display = new Display();
Shell shell = new Shell(display);
Label label = new Label(shell, SWT.SHADOW_IN | SWT.CENTER);
Listener listener = new MouseEnterExitListener();
public LabelHighlighting() {
label.setText("Point your cursor here ...");
label.setBounds(30, 30, 200, 30);
label.addListener(SWT.MouseEnter, listener);
label.addListener(SWT.MouseExit, listener);
shell.setText("Move your cursor to test ...");
shell.setSize(260, 120);
shell.open();
while(! shell.isDisposed()) {
if(! display.readAndDispatch()) {// If no more entries in event queue
display.sleep();
}
}
display.dispose();
}
class MouseEnterExitListener implements Listener {
public void handleEvent(Event e) {
switch (e.type) {
case SWT.MouseEnter :
display.syncExec(new Runnable() {
public void run() {
label.setBackground(display.getSystemColor(SWT.COLOR_YELLOW));
label.setText("Cursor enters the label");
}
});
break;
case SWT.MouseExit :
display.syncExec(new Runnable() {
public void run() {
label.setBackground(display.getSystemColor(SWT.COLOR_WIDGET_BACKGROUND));
label.setText("Cursor leaves the label");
}
});
break;
}
}
}
public static void main(String[] args) {
new LabelHighlighting();
}
}
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