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More snippets from TomD, thanks!
author Frank Benoit <benoit@tionex.de>
date Tue, 29 Jul 2008 01:50:10 +0200
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132
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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2004 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 * D Port:
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11 * Thomas Demmer <t_demmer AT web DOT de>
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12 *******************************************************************************/
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13 module display.Snippet68;
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14
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15 /*
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16 * Display example snippet: stop a repeating timer when a button is pressed
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17 *
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18 * For a list of all DWT example snippets see
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19 * http://www.eclipse.org/swt/snippets/
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20 */
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21 import dwt.DWT;
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22 import dwt.graphics.Color;
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23 import dwt.widgets.Button;
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24 import dwt.widgets.Display;
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25 import dwt.widgets.Event;
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26 import dwt.widgets.Label;
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27 import dwt.widgets.Listener;
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28 import dwt.widgets.Shell;
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29
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30 import dwt.dwthelper.utils;
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31 import dwt.dwthelper.Runnable;
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32
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33 import dwt.layout.RowData;
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34 import dwt.layout.RowLayout;
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35
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36 void main (String [] args) {
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37 Display display = new Display ();
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38 final Color red = display.getSystemColor (DWT.COLOR_RED);
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39 final Color blue = display.getSystemColor (DWT.COLOR_BLUE);
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40 Shell shell = new Shell (display);
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41 shell.setLayout (new RowLayout ());
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42 Button button = new Button (shell, DWT.PUSH);
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43 button.setText ("Stop Timer");
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44 final Label label = new Label (shell, DWT.BORDER);
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45 label.setBackground (red);
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46 final int time = 500;
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47 Runnable timer;
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48 timer = dgRunnable({
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49 if (label.isDisposed ()) return;
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50 Color color = label.getBackground ().opEquals (red) ? blue : red;
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51 label.setBackground (color);
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52 display.timerExec (time, timer);
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53 });
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54 display.timerExec (time, timer);
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55 button.addListener (DWT.Selection, dgListener( (Event event) {
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56 display.timerExec (-1, timer);
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57 }));
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58 button.pack ();
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59 label.setLayoutData (new RowData (button.getSize ()));
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60 shell.pack ();
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61 shell.open ();
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62 while (!shell.isDisposed ()) {
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63 if (!display.readAndDispatch ()) display.sleep ();
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64 }
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65 display.dispose ();
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66 }
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