| /* ListView.java -- |
| Copyright (C) 2006 Free Software Foundation, Inc. |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU Classpath is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| package javax.swing.text.html; |
| |
| import java.awt.Graphics; |
| import java.awt.Rectangle; |
| import java.awt.Shape; |
| |
| import javax.swing.text.Element; |
| |
| /** |
| * A View to render HTML lists, like the <code><ul></code> and |
| * <code><ol></code> tags. |
| * |
| * @author Roman Kennke (kennke@aicas.com) |
| */ |
| public class ListView |
| extends BlockView |
| { |
| |
| /** |
| * The painter used to paint the list items. |
| */ |
| private StyleSheet.ListPainter painter; |
| |
| /** |
| * Creates a new <code>ListView</code> for the specified element. |
| * |
| * @param el the element to create a list view for |
| */ |
| public ListView(Element el) |
| { |
| super(el, Y_AXIS); |
| } |
| |
| /** |
| * Returns the alignment of this view along the specified axis. |
| * |
| * This returns <code>0.5</code> unconditionally. |
| * |
| * @param axis the axis |
| * |
| * @return the alignment of this view along the specified axis |
| */ |
| public float getAlignment(int axis) |
| { |
| if (axis != X_AXIS && axis != Y_AXIS) |
| throw new IllegalArgumentException("Illegal axis parameter: " + axis); |
| |
| return 0.5F; |
| } |
| |
| /** |
| * Paints the <code>ListView</code>. |
| * |
| * @param g the graphics context to use for painting |
| * @param allocation the allocation given to this view |
| */ |
| public void paint(Graphics g, Shape allocation) |
| { |
| super.paint(g, allocation); |
| // FIXME: Why is this overridden? I think that painting would be done |
| // by the superclass and the stylesheet... Maybe find out when this |
| // stuff is implemented properly. |
| } |
| |
| /** |
| * Paints the child with the specified index into the specified allocation. |
| * |
| * This implementation forwards to the list painter fetched from the |
| * {@link StyleSheet} and then calls |
| * <code>super.paintChild(g, a, index)</code>. |
| * |
| * @param g the graphics context to use |
| * @param a the allocation for the child |
| * @param index the child index |
| */ |
| protected void paintChild(Graphics g, Rectangle a, int index) |
| { |
| painter.paint(g, a.x, a.y, a.width, a.height, this, index); |
| super.paintChild(g, a, index); |
| } |
| |
| /** |
| * Fetches this view's properties from the style attributes of this view's |
| * element. |
| * |
| * This forwards to super and then fetches a {@link StyleSheet.ListPainter} |
| * from the stylesheet suitable for painting the list. |
| */ |
| protected void setPropertiesFromAttributes() |
| { |
| super.setPropertiesFromAttributes(); |
| painter = getStyleSheet().getListPainter(getAttributes()); |
| } |
| } |