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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 org.eclipse.swt.snippets.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 SWT 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 org.eclipse.swt.SWT;
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22 import org.eclipse.swt.graphics.Color;
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23 import org.eclipse.swt.widgets.Button;
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24 import org.eclipse.swt.widgets.Display;
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25 import org.eclipse.swt.widgets.Event;
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26 import org.eclipse.swt.widgets.Label;
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27 import org.eclipse.swt.widgets.Listener;
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28 import org.eclipse.swt.widgets.Shell;
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29
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30 import java.lang.all;
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31
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32 import org.eclipse.swt.layout.RowData;
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33 import org.eclipse.swt.layout.RowLayout;
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34
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35 void main (String [] args) {
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36 Display display = new Display ();
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37 final Color red = display.getSystemColor (SWT.COLOR_RED);
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38 final Color blue = display.getSystemColor (SWT.COLOR_BLUE);
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39 Shell shell = new Shell (display);
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40 shell.setLayout (new RowLayout ());
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41 Button button = new Button (shell, SWT.PUSH);
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42 button.setText ("Stop Timer");
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43 final Label label = new Label (shell, SWT.BORDER);
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44 label.setBackground (red);
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45 final int time = 500;
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46 Runnable timer;
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47 timer = dgRunnable({
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48 if (label.isDisposed ()) return;
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49 Color color = label.getBackground ().opEquals (red) ? blue : red;
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50 label.setBackground (color);
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51 display.timerExec (time, timer);
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52 });
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53 display.timerExec (time, timer);
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54 button.addListener (SWT.Selection, dgListener( (Event event) {
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55 display.timerExec (-1, timer);
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56 }));
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57 button.pack ();
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58 label.setLayoutData (new RowData (button.getSize ()));
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59 shell.pack ();
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60 shell.open ();
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61 while (!shell.isDisposed ()) {
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62 if (!display.readAndDispatch ()) display.sleep ();
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63 }
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64 display.dispose ();
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65 }
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66
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