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authorSilenio Quarti <silenio>2004-08-17 15:28:45 +0000
committerSilenio Quarti <silenio>2004-08-17 15:28:45 +0000
commitf131078b265d59ff026a88fc18755e5cfff9696f (patch)
treece5d4b71ccf4be6da465eddd8b32a8228ca3a4a0 /examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet69.java
parentc119dc519b42fe7320eceecb25f228ec605a17ce (diff)
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swt snippets
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diff --git a/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet69.java b/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet69.java
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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 Common Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v10.html
+ *
+ * Contributors:
+ * IBM Corporation - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.swt.snippets;
+
+/*
+ * FormLayout example snippet: center a label and single line text using a form layout
+ *
+ * For a list of all SWT example snippets see
+ * http://dev.eclipse.org/viewcvs/index.cgi/%7Echeckout%7E/platform-swt-home/dev.html#snippets
+ */
+import org.eclipse.swt.*;
+import org.eclipse.swt.graphics.*;
+import org.eclipse.swt.widgets.*;
+import org.eclipse.swt.layout.*;
+
+public class Snippet69 {
+
+public static void main (String [] args) {
+ Display display = new Display ();
+ Shell shell = new Shell (display);
+ Label label = new Label (shell, SWT.NONE | SWT.BORDER);
+ label.setText ("Name");
+ Text text = new Text (shell, SWT.NONE);
+
+ FormLayout layout = new FormLayout ();
+ layout.marginWidth = layout.marginHeight = 5;
+ shell.setLayout (layout);
+
+ GC gc = new GC (text);
+ FontMetrics fm = gc.getFontMetrics ();
+ int charWidth = fm.getAverageCharWidth ();
+ int width = text.computeSize (charWidth * 8, SWT.DEFAULT).x;
+ gc.dispose ();
+ FormData data = new FormData (width, SWT.DEFAULT);
+ text.setLayoutData (data);
+ data.left = new FormAttachment (label, 5);
+ data.top = new FormAttachment (label, 0, SWT.CENTER);
+
+ shell.open ();
+ while (!shell.isDisposed ()) {
+ if (!display.readAndDispatch ()) display.sleep ();
+ }
+ display.dispose ();
+}
+}