Sample Slider
/******************************************************************************
* All Right Reserved.
* Copyright (c) 1998, 2004 Jackwind Li Guojie
*
* Created on 2004-3-28 20:25:15 by JACK
* $Id$
*
*****************************************************************************/
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
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;
import org.eclipse.swt.widgets.Slider;
import org.eclipse.swt.widgets.Text;
public class SampleSlider {
Display display = new Display();
Shell shell = new Shell(display);
Slider slider;
Text value;
public SampleSlider() {
shell.setLayout(new GridLayout(1, true));
Label label = new Label(shell, SWT.NULL);
label.setText("Volume:");
slider = new Slider(shell, SWT.VERTICAL);
slider.setBounds(0, 0, 40, 200);
slider.setMaximum(24);
slider.setMinimum(0);
slider.setIncrement(1);
slider.setPageIncrement(5);
slider.setThumb(4);
slider.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event event) {
int perspectiveValue = slider.getMaximum() - slider.getSelection() + slider.getMinimum() - slider.getThumb();
value.setText("Vol: " + perspectiveValue);
}
});
value = new Text(shell, SWT.BORDER | SWT.SINGLE);
value.setEditable(false);
slider.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_CENTER));
value.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_CENTER));
shell.pack();
shell.open();
//textUser.forceFocus();
// Set up the event loop.
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) {
// If no more entries in event queue
display.sleep();
}
}
display.dispose();
}
public static void main(String[] args) {
new SampleSlider();
}
}
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