org.eclipse.swt.snippets.Snippet68 source code

1 #!/usr/bin/env dub
2 /+
3 dub.sdl:
4     name "snippet68"
5     dependency "dwt" path="../../../../../../"
6     libs \
7       "atk-1.0" \
8       "cairo" \
9       "dl" \
10       "fontconfig" \
11       "gdk-x11-2.0" \
12       "gdk_pixbuf-2.0" \
13       "glib-2.0" \
14       "gmodule-2.0" \
15       "gnomeui-2" \
16       "gnomevfs-2" \
17       "gobject-2.0" \
18       "gthread-2.0" \
19       "gtk-x11-2.0" \
20       "pango-1.0" \
21       "pangocairo-1.0" \
22       "X11" \
23       "Xcomposite" \
24       "Xcursor" \
25       "Xdamage" \
26       "Xext" \
27       "Xfixes" \
28       "Xi" \
29       "Xinerama" \
30       "Xrandr" \
31       "Xrender" \
32       "Xtst" \
33       platform="linux"
34 +/
35 
36 /*******************************************************************************
37  * Copyright (c) 2000, 2004 IBM Corporation and others.
38  * All rights reserved. This program and the accompanying materials
39  * are made available under the terms of the Eclipse Public License v1.0
40  * which accompanies this distribution, and is available at
41  * http://www.eclipse.org/legal/epl-v10.html
42  *
43  * Contributors:
44  *     IBM Corporation - initial API and implementation
45  * D Port:
46  *     Thomas Demmer <t_demmer AT web DOT de>
47  *******************************************************************************/
48 module org.eclipse.swt.snippets.Snippet68;
49  
50 /*
51  * Display example snippet: stop a repeating timer when a button is pressed
52  *
53  * For a list of all SWT example snippets see
54  * http://www.eclipse.org/swt/snippets/
55  */
56 import org.eclipse.swt.SWT;
57 import org.eclipse.swt.graphics.Color;
58 import org.eclipse.swt.widgets.Button;
59 import org.eclipse.swt.widgets.Display;
60 import org.eclipse.swt.widgets.Event;
61 import org.eclipse.swt.widgets.Label;
62 import org.eclipse.swt.widgets.Listener;
63 import org.eclipse.swt.widgets.Shell;
64 
65 import java.lang.all;
66 
67 import org.eclipse.swt.layout.RowData;
68 import org.eclipse.swt.layout.RowLayout;
69 
70 void main () {
71     Display display = new Display ();
72     Color red = display.getSystemColor (SWT.COLOR_RED);
73     Color blue = display.getSystemColor (SWT.COLOR_BLUE);
74     Shell shell = new Shell (display);
75     shell.setLayout (new RowLayout ());
76     Button button = new Button (shell, SWT.PUSH);
77     button.setText ("Stop Timer");
78     Label label = new Label (shell, SWT.BORDER);
79     label.setBackground (red);
80     int time = 500;
81     Runnable timer;
82     timer = dgRunnable({
83         if (label.isDisposed ()) return;
84         Color color = label.getBackground ().opEquals (red) ? blue : red;
85         label.setBackground (color);
86         display.timerExec (time, timer);
87     });
88     display.timerExec (time, timer);
89     button.addListener (SWT.Selection, dgListener( (Event event) {
90        display.timerExec (-1, timer);
91     }));
92     button.pack ();
93     label.setLayoutData (new RowData (button.getSize ()));
94     shell.pack ();
95     shell.open ();
96     while (!shell.isDisposed ()) {
97         if (!display.readAndDispatch ()) display.sleep ();
98     }
99     display.dispose ();
100 }
101