control.Snippet62 source code

1 #!/usr/bin/env dub
2 /+
3 dub.sdl:
4     name "snippet62"
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 control.Snippet62;
49 
50  /*
51   * Control example snippet: print mouse state and button (down, move, up)
52   *
53   * For a list of all SWT example snippets see
54   * http://www.eclipse.org/swt/snippets/
55   * 
56   * @since 3.1
57   */
58 import org.eclipse.swt.SWT;
59 import org.eclipse.swt.widgets.Display;
60 import org.eclipse.swt.widgets.Shell;
61 import org.eclipse.swt.widgets.Listener;
62 import org.eclipse.swt.widgets.Event;
63 import java.lang.all;
64 
65 version(Tango){
66     import tango.io.Stdout;
67     void writeln(in char[] line) {
68         Stdout(line)("\n").flush();
69     }
70     import tango.util.Convert;
71 } else { // Phobos
72     import std.stdio;
73     import std.conv;
74 }
75 
76 String stateMask (int stateMask) {
77     String str = "";
78     if ((stateMask & SWT.CTRL) != 0) str ~= " CTRL";
79     if ((stateMask & SWT.ALT) != 0) str ~= " ALT";
80     if ((stateMask & SWT.SHIFT) != 0) str ~= " SHIFT";
81     if ((stateMask & SWT.COMMAND) != 0) str ~= " COMMAND";
82     return str;
83 }
84 
85 void main () {
86     Display display = new Display ();
87     Shell shell = new Shell (display);
88     Listener listener = new class Listener {
89         public void handleEvent (Event e) {
90             String str = "Unknown";
91             switch (e.type) {
92             case SWT.MouseDown: str = "DOWN"; break;
93             case SWT.MouseMove: str = "MOVE"; break;
94             case SWT.MouseUp: str = "UP"; break;
95             default:
96             }
97             str ~= Format(": button: {}, stateMask=0x{:x}{}, x={}, y={}",
98                 e.button, e.stateMask, stateMask (e.stateMask), e.x, e.y);
99             if ((e.stateMask & SWT.BUTTON1) != 0) str ~= " BUTTON1";
100             if ((e.stateMask & SWT.BUTTON2) != 0) str ~= " BUTTON2";
101             if ((e.stateMask & SWT.BUTTON3) != 0) str ~= " BUTTON3";
102             if ((e.stateMask & SWT.BUTTON4) != 0) str ~= " BUTTON4";
103             if ((e.stateMask & SWT.BUTTON5) != 0) str ~= " BUTTON5";
104             writeln(str);
105         }
106     };
107     shell.addListener (SWT.MouseDown, listener);
108     shell.addListener (SWT.MouseMove, listener);
109     shell.addListener (SWT.MouseUp, listener);
110     shell.pack ();
111     shell.open ();
112     while (!shell.isDisposed ()) {
113         if (!display.readAndDispatch ()) display.sleep ();
114     }
115     display.dispose ();
116 }
117