org.eclipse.swt.snippets.Snippet138 source code

1 #!/usr/bin/env dub
2 /+
3 dub.sdl:
4     name "snippet138"
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  * Port to the D programming language:
46  *     Bill Baxter <bill@billbaxter.com>
47  *******************************************************************************/
48 module org.eclipse.swt.snippets.Snippet138;
49  
50 /*
51  * example snippet: set icons with different resolutions
52  *
53  * For a list of all SWT example snippets see
54  * http://www.eclipse.org/swt/snippets/
55  * 
56  * @since 3.0
57  */
58 import org.eclipse.swt.SWT;
59 import org.eclipse.swt.graphics.GC;
60 import org.eclipse.swt.graphics.Image;
61 import org.eclipse.swt.widgets.Display;
62 import org.eclipse.swt.widgets.Shell;
63 
64 void main() {
65     Display display = new Display();
66 		
67     Image small = new Image(display, 16, 16);
68     GC gc = new GC(small);
69     gc.setBackground(display.getSystemColor(SWT.COLOR_RED));
70     gc.fillArc(0, 0, 16, 16, 45, 270);
71     gc.dispose();
72 		
73     Image large = new Image(display, 32, 32);
74     gc = new GC(large);
75     gc.setBackground(display.getSystemColor(SWT.COLOR_RED));
76     gc.fillArc(0, 0, 32, 32, 45, 270);
77     gc.dispose();
78 		
79     /* Provide different resolutions for icons to get
80      * high quality rendering wherever the OS needs 
81      * large icons. For example, the ALT+TAB window 
82      * on certain systems uses a larger icon.
83      */
84     Shell shell = new Shell(display);
85     shell.setText("Small and Large icons");
86     shell.setImages([small, large]);
87 
88     /* No large icon: the OS will scale up the
89      * small icon when it needs a large one.
90      */
91     Shell shell2 = new Shell(display);
92     shell2.setText("Small icon");
93     shell2.setImage(small);
94 		
95     shell.open();
96     shell2.open();
97     while (!shell.isDisposed()) {
98         if (!display.readAndDispatch())
99             display.sleep();
100     }
101     small.dispose();
102     large.dispose();
103     display.dispose();
104 }
105