[news.eclipse.platform.swt] Re: how to show text message under the mouse

["Daniel Mark" <danielmarkhot@xxxxxxxxxxx>]

hello Peter:

thank you so much

"Peter Goetz" <kingofbrain@xxxxxx> wrote in message
news:belmku$uob$1@xxxxxxxxxxxxxx
> Daniel Mark wrote:
> > hello all:
>
> Hi Daniel,
>
> >
> > I want to do a simple draw tool using java.
> > whenever the user moves the mouse, I need to
> > show current coordinate as (x, y) right beside the mouse
> > pointer.
> >
>
> You could add a Tooltip to the widget you want to give the coordinates of.
> Also you have to add a MouseMoveListener to the widget. Every time the
mouse
> moves, the text for the tooltip gets updated.
>
> I have coded this little example for you:
>
> import org.eclipse.swt.*;
> import org.eclipse.swt.events.*;
> import org.eclipse.swt.layout.*;
> import org.eclipse.swt.widgets.*;
>
> public class XYCoordinates
> {
>      public static void main(String[] args)
>      {
>          Display display = new Display ();
>          Shell shell = new Shell (display);
>          Composite comp = new Composite(shell, SWT.NONE);
>
>          comp.setBackground(display.getSystemColor(SWT.COLOR_BLUE));
>          comp.addMouseMoveListener(new MouseMoveListener()
>          {
>          public void mouseMove(MouseEvent e)
>          {
>          ((Composite) e.getSource()).setToolTipText(
> "" + e.x + "," + e.y);
>              }
>          });
>
>          shell.setSize(400, 400);
>          shell.setLayout(new FillLayout());
>          shell.open ();
>
>          while (!shell.isDisposed ())
>          {
>              if (!display.readAndDispatch ())
>              {
>              display.sleep ();
>              }
>          }
>
>          display.dispose ();
>      }
> }
>
>
> >
> >   how can I do?
> >
> > thank you
> > -Daniel
>
> HTH, Peter
>
> >
> >
>