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jeremybenn |
/* TreeCellRenderer.java --
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Copyright (C) 2002, 2004, 2006, Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package javax.swing.tree;
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import java.awt.Component;
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import javax.swing.JTree;
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/**
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* A <code>TreeCellRenderer</code> is used by the {@link JTree} component to
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* paint individual tree elements (nodes).
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*
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* @author Andrew Selkirk
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*/
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public interface TreeCellRenderer
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{
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/**
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* Returns a component that has been configured to display one element (or
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* node) in a {@link JTree} component. The arguments to this method are used
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* to pass in the value and state of the element to be rendered.
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*
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* @param tree the tree.
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* @param value the value to render.
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* @param selected is the tree element selected?
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* @param expanded is the tree element expanded?
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* @param leaf is the tree element a leaf node?
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* @param row the row index.
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* @param hasFocus does the tree element have the focus?
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*
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* @return A component that is configured for rendering the tree element.
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*/
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Component getTreeCellRendererComponent(JTree tree, Object value,
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boolean selected, boolean expanded,
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boolean leaf, int row,
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boolean hasFocus);
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}
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