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comparison org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet25.d @ 28:69b1fa94a4a8

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Added SWT snippets
author Frank Benoit <benoit@tionex.de>
date Sun, 22 Mar 2009 15:17:04 +0100
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children 9f4c18c268b2
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27:1bf55a6eb092 28:69b1fa94a4a8
1 /*******************************************************************************
2 * Copyright (c) 2000, 2004 IBM Corporation and others.
3 * All rights reserved. This program and the accompanying materials
4 * are made available under the terms of the Eclipse Public License v1.0
5 * which accompanies this distribution, and is available at
6 * http://www.eclipse.org/legal/epl-v10.html
7 *
8 * Contributors:
9 * IBM Corporation - initial API and implementation
10 * Port to the D programming language:
11 * Bill Baxter <bill@billbaxter.com>
12 *******************************************************************************/
13 module org.eclipse.swt.snippets.Snippet25;
14
15 /*
16 * Control example snippet: print key state, code and character
17 *
18 * For a list of all SWT example snippets see
19 * http://www.eclipse.org/swt/snippets/
20 *
21 * @since 3.0
22 */
23 import org.eclipse.swt.SWT;
24 import org.eclipse.swt.widgets.Display;
25 import org.eclipse.swt.widgets.Shell;
26 import org.eclipse.swt.widgets.Listener;
27 import org.eclipse.swt.widgets.Event;
28
29 import tango.io.Stdout;
30 import tango.text.convert.Format;
31
32 static char[] stateMask (int stateMask) {
33 char[] string = "";
34 if ((stateMask & SWT.CTRL) != 0) string ~= " CTRL";
35 if ((stateMask & SWT.ALT) != 0) string ~= " ALT";
36 if ((stateMask & SWT.SHIFT) != 0) string ~= " SHIFT";
37 if ((stateMask & SWT.COMMAND) != 0) string ~= " COMMAND";
38 return string;
39 }
40
41 static char[] character (char character) {
42 switch (character) {
43 case 0: return "'\\0'";
44 case SWT.BS: return "'\\b'";
45 case SWT.CR: return "'\\r'";
46 case SWT.DEL: return "DEL";
47 case SWT.ESC: return "ESC";
48 case SWT.LF: return "'\\n'";
49 case SWT.TAB: return "'\\t'";
50 default:
51 return "'" ~ character ~"'";
52 }
53 }
54
55 static char[] keyCode (int keyCode) {
56 switch (keyCode) {
57
58 /* Keyboard and Mouse Masks */
59 case SWT.ALT: return "ALT";
60 case SWT.SHIFT: return "SHIFT";
61 case SWT.CONTROL: return "CONTROL";
62 case SWT.COMMAND: return "COMMAND";
63
64 /* Non-Numeric Keypad Keys */
65 case SWT.ARROW_UP: return "ARROW_UP";
66 case SWT.ARROW_DOWN: return "ARROW_DOWN";
67 case SWT.ARROW_LEFT: return "ARROW_LEFT";
68 case SWT.ARROW_RIGHT: return "ARROW_RIGHT";
69 case SWT.PAGE_UP: return "PAGE_UP";
70 case SWT.PAGE_DOWN: return "PAGE_DOWN";
71 case SWT.HOME: return "HOME";
72 case SWT.END: return "END";
73 case SWT.INSERT: return "INSERT";
74
75 /* Virtual and Ascii Keys */
76 case SWT.BS: return "BS";
77 case SWT.CR: return "CR";
78 case SWT.DEL: return "DEL";
79 case SWT.ESC: return "ESC";
80 case SWT.LF: return "LF";
81 case SWT.TAB: return "TAB";
82
83 /* Functions Keys */
84 case SWT.F1: return "F1";
85 case SWT.F2: return "F2";
86 case SWT.F3: return "F3";
87 case SWT.F4: return "F4";
88 case SWT.F5: return "F5";
89 case SWT.F6: return "F6";
90 case SWT.F7: return "F7";
91 case SWT.F8: return "F8";
92 case SWT.F9: return "F9";
93 case SWT.F10: return "F10";
94 case SWT.F11: return "F11";
95 case SWT.F12: return "F12";
96 case SWT.F13: return "F13";
97 case SWT.F14: return "F14";
98 case SWT.F15: return "F15";
99
100 /* Numeric Keypad Keys */
101 case SWT.KEYPAD_ADD: return "KEYPAD_ADD";
102 case SWT.KEYPAD_SUBTRACT: return "KEYPAD_SUBTRACT";
103 case SWT.KEYPAD_MULTIPLY: return "KEYPAD_MULTIPLY";
104 case SWT.KEYPAD_DIVIDE: return "KEYPAD_DIVIDE";
105 case SWT.KEYPAD_DECIMAL: return "KEYPAD_DECIMAL";
106 case SWT.KEYPAD_CR: return "KEYPAD_CR";
107 case SWT.KEYPAD_0: return "KEYPAD_0";
108 case SWT.KEYPAD_1: return "KEYPAD_1";
109 case SWT.KEYPAD_2: return "KEYPAD_2";
110 case SWT.KEYPAD_3: return "KEYPAD_3";
111 case SWT.KEYPAD_4: return "KEYPAD_4";
112 case SWT.KEYPAD_5: return "KEYPAD_5";
113 case SWT.KEYPAD_6: return "KEYPAD_6";
114 case SWT.KEYPAD_7: return "KEYPAD_7";
115 case SWT.KEYPAD_8: return "KEYPAD_8";
116 case SWT.KEYPAD_9: return "KEYPAD_9";
117 case SWT.KEYPAD_EQUAL: return "KEYPAD_EQUAL";
118
119 /* Other keys */
120 case SWT.CAPS_LOCK: return "CAPS_LOCK";
121 case SWT.NUM_LOCK: return "NUM_LOCK";
122 case SWT.SCROLL_LOCK: return "SCROLL_LOCK";
123 case SWT.PAUSE: return "PAUSE";
124 case SWT.BREAK: return "BREAK";
125 case SWT.PRINT_SCREEN: return "PRINT_SCREEN";
126 case SWT.HELP: return "HELP";
127
128 default:
129 return character (cast(char) keyCode);
130 }
131
132 }
133
134 void main () {
135 Display display = new Display ();
136 Shell shell = new Shell (display);
137 Listener listener = new class Listener {
138 public void handleEvent (Event e) {
139 char[] string = e.type == SWT.KeyDown ? "DOWN:" : "UP :";
140 string ~= Format("stateMask=0x{:x}{},", e.stateMask, stateMask (e.stateMask));
141 string ~= Format(" keyCode=0x{:x} {},", e.keyCode, keyCode (e.keyCode));
142 string ~= Format(" character=0x{:x} {}", e.character, character (e.character));
143 Stdout.formatln (string);
144 }
145 };
146 shell.addListener (SWT.KeyDown, listener);
147 shell.addListener (SWT.KeyUp, listener);
148 shell.setSize (200, 200);
149 shell.open ();
150 while (!shell.isDisposed ()) {
151 if (!display.readAndDispatch ()) display.sleep ();
152 }
153 display.dispose ();
154 }