--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/snippets/tree/Snippet193.d	Thu May 22 13:47:53 2008 +0900
@@ -0,0 +1,119 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2005 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
+ * D Port:
+ *     Bill Baxter <wbaxter@gmail.com>
+ *******************************************************************************/
+module snippets.tree.Snippet193;
+
+/*
+ * Tree example snippet: allow user to reorder columns by dragging and programmatically.
+ * 
+ * For a list of all SWT example snippets see
+ * http://www.eclipse.org/swt/snippets/
+ * 
+ * @since 3.2
+ */
+import dwt.DWT;
+import dwt.widgets.Display;
+import dwt.widgets.Shell;
+import dwt.widgets.Tree;
+import dwt.widgets.TreeItem;
+import dwt.widgets.TreeColumn;
+import dwt.widgets.Button;
+import dwt.widgets.Listener;
+import dwt.widgets.Event;
+import dwt.layout.RowLayout;
+import dwt.layout.RowData;
+
+import tango.util.Convert;
+import tango.io.Stdout;
+
+import dwt.dwthelper.utils;
+
+
+void main() {
+    Display display = new Display();
+    Shell shell = new Shell(display);
+    shell.setLayout(new RowLayout(DWT.HORIZONTAL));
+    final Tree tree = new Tree(shell, DWT.BORDER | DWT.CHECK);
+    tree.setLayoutData(new RowData(-1, 300));
+    tree.setHeaderVisible(true);
+    TreeColumn column = new TreeColumn(tree, DWT.LEFT);
+    column.setText("Column 0");
+    column = new TreeColumn(tree, DWT.CENTER);
+    column.setText("Column 1");
+    column = new TreeColumn(tree, DWT.LEFT);
+    column.setText("Column 2");
+    column = new TreeColumn(tree, DWT.RIGHT);
+    column.setText("Column 3");
+    column = new TreeColumn(tree, DWT.CENTER);
+    column.setText("Column 4");
+    for (int i = 0; i < 5; i++) {
+        TreeItem item = new TreeItem(tree, DWT.NONE);
+        auto istr = to!(String)(i);
+        String[] text = [istr~":0",
+                         istr~":1",
+                         istr~":2",
+                         istr~":3",
+                         istr~":4"];
+        item.setText(text);
+        for (int j = 0; j < 5; j++) {
+            auto jstr = to!(String)(j);
+            TreeItem subItem = new TreeItem(item, DWT.NONE);
+            text = [istr~","~jstr~":0",
+                    istr~","~jstr~":1", 
+                    istr~","~jstr~":2",
+                    istr~","~jstr~":3",
+                    istr~","~jstr~":4"];
+            subItem.setText(text);
+            for (int k = 0; k < 5; k++) {
+                auto kstr = to!(String)(k);
+                TreeItem subsubItem = new TreeItem(subItem, DWT.NONE);
+                text = [istr~","~jstr~","~kstr~":0",
+                        istr~","~jstr~","~kstr~":1",
+                        istr~","~jstr~","~kstr~":2",
+                        istr~","~jstr~","~kstr~":3",
+                        istr~","~jstr~","~kstr~":4"];
+                subsubItem.setText(text);
+            }
+        }
+    }
+    Listener listener = new class Listener {
+        public void handleEvent(Event e) {
+            Stdout.print("Move "~e.widget.toString).newline;
+        }
+    };
+    TreeColumn[] columns = tree.getColumns();
+    for (int i = 0; i < columns.length; i++) {
+        columns[i].setWidth(100);
+        columns[i].setMoveable(true);
+        columns[i].addListener(DWT.Move, listener);
+    }
+    Button b = new Button(shell, DWT.PUSH);
+    b.setText("invert column order");
+    b.addListener(DWT.Selection, new class Listener {
+        public void handleEvent(Event e) {
+            int[] order = tree.getColumnOrder();
+            for (int i = 0; i < order.length / 2; i++) {
+                int temp = order[i];
+                order[i] = order[order.length - i - 1];
+                order[order.length - i - 1] = temp;
+            }
+            tree.setColumnOrder(order);
+        }
+    });
+    shell.pack();
+    shell.open();
+    while (!shell.isDisposed()) {
+        if (!display.readAndDispatch())
+            display.sleep();
+    }
+    display.dispose();
+}