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The source code/* * Sun Public License Notice * * The contents of this file are subject to the Sun Public License * Version 1.0 (the "License"). You may not use this file except in * compliance with the License. A copy of the License is available at * http://www.sun.com/ * * The Original Code is NetBeans. The Initial Developer of the Original * Code is Sun Microsystems, Inc. Portions Copyright 1997-2003 Sun * Microsystems, Inc. All Rights Reserved. */ /* * GuaranteedValue.java * * Created on March 13, 2004, 7:43 PM */ package org.netbeans.swing.plaf.util; import javax.swing.*; import java.awt.*; /** A simple mechanism for guaranteeing the presence of a value in UIDefaults. * Some look and feels (GTK/Synth) don't necessarily provide these colors, * resulting in null pointer exceptions. Since we want to make it easy to * write maintainable components, it is preferable to centralize guaranteeing * the value here, rather than have the codebase littered with null tests and * fallbacks for null colors. * * It will either take on the existing value if present, or used the passed * value if not present. If passed an array of UIManager keys, it will try * them in order, and use the first value that returns non-null from * |
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