Mercurial > projects > dwt-samples
view snippets/combo/Snippet289.d @ 119:9a1be6ff19a2
More snippets, thanks to Tom D.
author | Frank Benoit <benoit@tionex.de> |
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date | Sun, 20 Jul 2008 15:26:06 +0200 |
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/******************************************************************************* * 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 * D Port: * Thomas Demmer <t_demmer AT web DOT de> *******************************************************************************/ module combo.Snippet289; /* * Combo example snippet: add an item to a combo box * * For a list of all SWT example snippets see * http://www.eclipse.org/swt/snippets/ */ import dwt.DWT; import dwt.events.TraverseListener; import dwt.events.VerifyListener; import dwt.graphics.Point; import dwt.layout.FillLayout; import dwt.widgets.Combo; import dwt.widgets.Display; import dwt.widgets.Shell; import dwt.dwthelper.utils; void main(String[] args) { Display display = new Display(); Shell shell = new Shell(display); shell.setLayout(new FillLayout()); Combo combo = new Combo(shell, DWT.NONE); combo.setItems(["1111", "2222", "3333", "4444"]); combo.setText(combo.getItem(0)); combo.addVerifyListener(new class() VerifyListener{ public void verifyText(VerifyEvent e) { String newText = e.text; try { Integer.parseInt(newText); } catch (NumberFormatException ex) { e.doit = false; } } }); combo.addTraverseListener(new class() TraverseListener { public void keyTraversed(TraverseEvent e) { if (e.detail == DWT.TRAVERSE_RETURN) { e.doit = false; e.detail = DWT.TRAVERSE_NONE; String newText = combo.getText(); try { Integer.parseInt(newText); combo.add(newText); combo.setSelection(new Point(0, newText.length)); } catch (NumberFormatException ex) { } } } }); shell.pack(); shell.open(); while (!shell.isDisposed()) { if (!display.readAndDispatch()) display.sleep(); } display.dispose(); }