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Java > Open Source Codes > org > eclipse > jdt > internal > junit > ui > TabFolderLayout


1 /*******************************************************************************
2  * Copyright (c) 2000, 2005 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  *******************************************************************************/
11 package org.eclipse.jdt.internal.junit.ui;
12
13 import org.eclipse.swt.SWT;
14 import org.eclipse.swt.graphics.Point;
15 import org.eclipse.swt.graphics.Rectangle;
16 import org.eclipse.swt.widgets.Composite;
17 import org.eclipse.swt.widgets.Control;
18 import org.eclipse.swt.widgets.Layout;
19
20 /**
21  * Layout that fixes an SWT limitation on Motif
22  * TODO: check whether this is still required
23  */
24 public class TabFolderLayout extends Layout {
25     
26     protected Point computeSize (Composite composite, int wHint, int hHint, boolean flushCache) {
27         if (wHint != SWT.DEFAULT && hHint != SWT.DEFAULT)
28             return new Point(wHint, hHint);
29             
30         Control [] children = composite.getChildren ();
31         int count = children.length;
32         int maxWidth = 0, maxHeight = 0;
33         for (int i=0; i<count; i++) {
34             Control child = children [i];
35             Point pt = child.computeSize (SWT.DEFAULT, SWT.DEFAULT, flushCache);
36             maxWidth = Math.max (maxWidth, pt.x);
37             maxHeight = Math.max (maxHeight, pt.y);
38         }
39         if (wHint != SWT.DEFAULT)
40             maxWidth= wHint;
41         if (hHint != SWT.DEFAULT)
42             maxHeight= hHint;
43         
44         return new Point(maxWidth, maxHeight);
45         
46     }
47     
48     protected void layout (Composite composite, boolean flushCache) {
49         Rectangle rect = composite.getClientArea();
50     
51         Control[] children = composite.getChildren();
52         for (int i = 0; i < children.length; i++) {
53             children[i].setBounds(rect);
54         }
55     }
56 }
57
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