Mercurial > projects > dwt-samples
annotate snippets/tree/Snippet8.d @ 179:89de7ff0752c default tip
Add JFace snippet Snippet054NativeControlsInViewers, thanks to WasserDragoon
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Wed, 29 Apr 2009 11:01:41 +0200 |
| parents | ae94c6a65f9e |
| children |
| rev | line source |
|---|---|
| 78 | 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 * D Port: | |
| 11 * Jesse Phillips <Jesse.K.Phillips+D> gmail.com | |
| 12 *******************************************************************************/ | |
|
120
1f0a7a472680
fix rm snippets from module statements.
Frank Benoit <benoit@tionex.de>
parents:
118
diff
changeset
|
13 module tree.Snippet8; |
| 78 | 14 |
| 15 /* | |
| 16 * Tree example snippet: create a tree (lazy) | |
| 17 * | |
| 18 * For a list of all DWT example snippets see | |
| 19 * http://www.eclipse.org/swt/snippets/ | |
| 20 */ | |
| 21 | |
| 22 import dwt.DWT; | |
| 23 import dwt.layout.FillLayout; | |
| 24 import dwt.graphics.Point; | |
| 25 import dwt.widgets.Display; | |
| 26 import dwt.widgets.Event; | |
| 27 import dwt.widgets.Listener; | |
| 28 import dwt.widgets.Shell; | |
| 29 import dwt.widgets.Tree; | |
| 30 import dwt.widgets.TreeItem; | |
| 31 | |
| 32 import dwt.dwthelper.utils; | |
| 33 import tango.io.FilePath; | |
| 118 | 34 import tango.io.FileSystem; |
| 78 | 35 |
| 36 void main () { | |
| 37 auto display = new Display (); | |
| 38 auto shell = new Shell (display); | |
| 39 shell.setText ("Lazy Tree"); | |
| 40 shell.setLayout (new FillLayout ()); | |
| 41 auto tree = new Tree (shell, DWT.BORDER); | |
| 118 | 42 auto roots = FileSystem.roots(); |
| 78 | 43 foreach (file; roots) { |
| 44 auto root = new TreeItem (tree, 0); | |
| 45 root.setText (file); | |
| 46 root.setData (new FilePath(file)); | |
| 47 new TreeItem (root, 0); | |
| 48 } | |
| 49 tree.addListener (DWT.Expand, new class Listener { | |
| 50 public void handleEvent (Event event) { | |
| 51 auto root = cast(TreeItem) event.item; | |
| 52 auto items = root.getItems (); | |
| 53 foreach(item; items) { | |
| 54 if (item.getData () !is null) return; | |
| 55 item.dispose (); | |
| 56 } | |
| 57 auto file = cast(FilePath) root.getData (); | |
| 58 auto files = file.toList(); | |
| 59 if (files is null) return; | |
| 60 foreach (f; files) { | |
| 61 TreeItem item = new TreeItem (root, 0); | |
| 62 item.setText (f.toString()); | |
| 63 item.setData (f); | |
| 64 if (f.isFolder()) { | |
| 65 new TreeItem (item, 0); | |
| 66 } | |
| 67 } | |
| 68 } | |
| 69 }); | |
| 70 auto size = tree.computeSize (300, DWT.DEFAULT); | |
| 71 auto width = Math.max (300, size.x); | |
| 72 auto height = Math.max (300, size.y); | |
| 73 shell.setSize (shell.computeSize (width, height)); | |
| 74 shell.open (); | |
| 75 while (!shell.isDisposed ()) { | |
| 76 if (!display.readAndDispatch ()) display.sleep (); | |
| 77 } | |
| 78 display.dispose (); | |
| 79 } |