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/*******************************************************************************
* Copyright (c) 2000, 2005 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.swt.snippets;
import org.eclipse.swt.*;
import org.eclipse.swt.events.*;
import org.eclipse.swt.layout.*;
import org.eclipse.swt.widgets.*;
/*
* Floating point values in Spinner
*
* For a list of all SWT example snippets see
* http://www.eclipse.org/swt/snippets/
*
* @since 3.1
*/
public class Snippet190 {
public static void main (String [] args) {
Display display = new Display ();
Shell shell = new Shell (display);
shell.setText("Spinner with float values");
shell.setLayout(new GridLayout());
final Spinner spinner = new Spinner(shell, SWT.NONE);
// allow 3 decimal places
spinner.setDigits(3);
// set the minimum value to 0.001
spinner.setMinimum(1);
// set the maximum value to 20
spinner.setMaximum(20000);
// set the increment value to 0.010
spinner.setIncrement(10);
// set the seletion to 3.456
spinner.setSelection(3456);
spinner.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
int selection = spinner.getSelection();
int digits = spinner.getDigits();
System.out.println("Selection is "+(selection / Math.pow(10, digits)));
}
});
shell.setSize(200, 200);
shell.open();
while (!shell.isDisposed ()) {
if (!display.readAndDispatch ()) display.sleep ();
}
display.dispose ();
}
}
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