/******************************************************************************* * Copyright (c) 2000, 2011 IBM Corporation and others. * * This program and the accompanying materials * are made available under the terms of the Eclipse Public License 2.0 * which accompanies this distribution, and is available at * https://www.eclipse.org/legal/epl-2.0/ * * SPDX-License-Identifier: EPL-2.0 * * Contributors: * IBM Corporation - initial API and implementation *******************************************************************************/ package org.eclipse.swt.snippets; /* * Text example snippet: resize a text control (show about 10 characters) * * For a list of all SWT example snippets see * http://www.eclipse.org/swt/snippets/ */ import org.eclipse.swt.*; import org.eclipse.swt.graphics.*; import org.eclipse.swt.widgets.*; public class Snippet55 { public static void main (String [] args) { Display display = new Display (); Shell shell = new Shell (display); shell.setText("Snippet 55"); Text text = new Text (shell, SWT.BORDER); text.setFont (new Font (display, "Courier", 13, SWT.NORMAL)); // Use a fixed size font Rectangle clientArea = shell.getClientArea (); text.setLocation (clientArea.x, clientArea.y); int columns = 10; GC gc = new GC (text); FontMetrics fm = gc.getFontMetrics (); int width = (int) (columns * fm.getAverageCharacterWidth ()); int height = fm.getHeight (); gc.dispose (); text.setSize (text.computeSize (width, height)); shell.pack (); shell.open (); while (!shell.isDisposed ()) { if (!display.readAndDispatch ()) display.sleep (); } display.dispose (); } }