Initial commit from SVN.

Foundation SWT/src/com/foundation/view/swt/layout/Layout.java

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+/*
+ * Copyright (c) 2009 Declarative Engineering LLC.
+ * All rights reserved.  This program and the accompanying materials
+ * are made available under the terms of the Declarative Engineering LLC
+ * verson 1 which accompanies this distribution, and is available at
+ * http://declarativeengineering.com/legal/DE_Developer_License_v1.txt
+ */
+package com.foundation.view.swt.layout;
+
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.graphics.Rectangle;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Control;
+
+/**
+ * The layout base class.
+ */
+public abstract class Layout extends org.eclipse.swt.widgets.Layout {
+/**
+ * Layout constructor.
+ */
+public Layout() {
+}//Layout()//
+/**
+ * Computes the current size of the composite using this layout.
+ * @param composite The composite that uses this layout.
+ * @return The current size of the composite.
+ */
+public Point computeCurrentSize(Composite composite) {
+	Point result = new Point(0, 0);
+	Control[] children = composite.getChildren();
+	
+	//Note: This works well, but doesn't account for bottom and right margins.  Subclasses can overload this to add the margins.//
+	for(int i = 0; i < children.length; i++) {
+		Rectangle rect = children[i].getBounds();
+		
+		if(children[i].isVisible()) {
+			result.x = Math.max(result.x, rect.x + rect.width);
+			result.y = Math.max(result.y, rect.y + rect.height);
+		}//if//
+	}//for//
+	
+	return result;
+}//computeCurrentSize()//
+}//Layout//