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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2005 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * IBM Corporation - initial API and implementation
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10 * Port to the D programming language:
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11 * Bill Baxter <bill@billbaxter.com>
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12 *******************************************************************************/
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13 module org.eclipse.swt.snippets.Snippet190;
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14
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15 import org.eclipse.swt.SWT;
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16 import org.eclipse.swt.widgets.Display;
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17 import org.eclipse.swt.widgets.Shell;
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18 import org.eclipse.swt.widgets.Spinner;
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19 import org.eclipse.swt.events.SelectionAdapter;
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20 import org.eclipse.swt.events.SelectionEvent;
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21 import org.eclipse.swt.layout.GridLayout;
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22
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23 import Math = tango.math.Math;
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24 import tango.io.Stdout;
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25
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26 /*
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27 * Floating point values in Spinner
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28 *
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29 * For a list of all SWT example snippets see
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30 * http://www.eclipse.org/swt/snippets/
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31 *
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32 * @since 3.1
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33 */
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34
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35 void main () {
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36 Display display = new Display ();
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37 Shell shell = new Shell (display);
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38 shell.setText("Spinner with float values");
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39 shell.setLayout(new GridLayout());
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40 final Spinner spinner = new Spinner(shell, SWT.NONE);
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41 // allow 3 decimal places
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42 spinner.setDigits(3);
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43 // set the minimum value to 0.001
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44 spinner.setMinimum(1);
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45 // set the maximum value to 20
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46 spinner.setMaximum(20000);
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47 // set the increment value to 0.010
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48 spinner.setIncrement(10);
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49 // set the seletion to 3.456
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50 spinner.setSelection(3456);
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51 spinner.addSelectionListener(new class() SelectionAdapter {
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52 public void widgetSelected(SelectionEvent e) {
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53 int selection = spinner.getSelection();
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54 float digits = spinner.getDigits();
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55 Stdout.formatln("Selection is {}", selection / Math.pow(10.f, digits));
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56 }
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57 });
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58 shell.setSize(200, 200);
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59 shell.open();
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60 while (!shell.isDisposed ()) {
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61 if (!display.readAndDispatch ()) display.sleep ();
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62 }
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63 display.dispose ();
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64 }
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