diff org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet62.d @ 28:69b1fa94a4a8

Added SWT snippets
author Frank Benoit <benoit@tionex.de>
date Sun, 22 Mar 2009 15:17:04 +0100
parents
children 9f4c18c268b2
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet62.d	Sun Mar 22 15:17:04 2009 +0100
@@ -0,0 +1,74 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2004 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ * Port to the D programming language:
+ *     Bill Baxter <bill@billbaxter.com>
+ *******************************************************************************/
+ module control.Snippet62;
+
+ /*
+  * Control example snippet: print mouse state and button (down, move, up)
+  *
+  * For a list of all SWT example snippets see
+  * http://www.eclipse.org/swt/snippets/
+  * 
+  * @since 3.1
+  */
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.swt.widgets.Listener;
+import org.eclipse.swt.widgets.Event;
+
+import tango.io.Stdout;
+import tango.util.Convert;
+
+static char[] stateMask (int stateMask) {
+    char[] str = "";
+    if ((stateMask & SWT.CTRL) != 0) str ~= " CTRL";
+    if ((stateMask & SWT.ALT) != 0) str ~= " ALT";
+    if ((stateMask & SWT.SHIFT) != 0) str ~= " SHIFT";
+    if ((stateMask & SWT.COMMAND) != 0) str ~= " COMMAND";
+    return str;
+}
+
+void main () {
+    Display display = new Display ();
+    final Shell shell = new Shell (display);
+    Listener listener = new class Listener {
+        public void handleEvent (Event e) {
+            char[] str = "Unknown";
+            switch (e.type) {
+            case SWT.MouseDown: str = "DOWN"; break;
+            case SWT.MouseMove: str = "MOVE"; break;
+            case SWT.MouseUp: str = "UP"; break;
+            }
+            str ~=": button: " ~ to!(char[])(e.button) ~ ", ";
+            str ~= "stateMask=0x" ~ to!(char[])(e.stateMask) 
+            ~ stateMask (e.stateMask) 
+            ~ ", x=" ~ to!(char[])(e.x) ~ ", y=" ~ to!(char[])(e.y);
+            if ((e.stateMask & SWT.BUTTON1) != 0) str ~= " BUTTON1";
+            if ((e.stateMask & SWT.BUTTON2) != 0) str ~= " BUTTON2";
+            if ((e.stateMask & SWT.BUTTON3) != 0) str ~= " BUTTON3";
+            if ((e.stateMask & SWT.BUTTON4) != 0) str ~= " BUTTON4";
+            if ((e.stateMask & SWT.BUTTON5) != 0) str ~= " BUTTON5";
+            Stdout.formatln (str);
+        }
+    };
+    shell.addListener (SWT.MouseDown, listener);
+    shell.addListener (SWT.MouseMove, listener);
+    shell.addListener (SWT.MouseUp, listener);
+    shell.pack ();
+    shell.open ();
+    while (!shell.isDisposed ()) {
+        if (!display.readAndDispatch ()) display.sleep ();
+    }
+    display.dispose ();
+}
+