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Diffstat (limited to 'libjava/javax/swing/border/EmptyBorder.java')
| -rw-r--r-- | libjava/javax/swing/border/EmptyBorder.java | 223 |
1 files changed, 0 insertions, 223 deletions
diff --git a/libjava/javax/swing/border/EmptyBorder.java b/libjava/javax/swing/border/EmptyBorder.java deleted file mode 100644 index 0f3b7b6931c..00000000000 --- a/libjava/javax/swing/border/EmptyBorder.java +++ /dev/null @@ -1,223 +0,0 @@ -/* EmptyBorder.java -- - Copyright (C) 2003 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.border; - -import java.awt.Component; -import java.awt.Graphics; -import java.awt.Insets; - - -/** - * A border for leaving a specifiable number of pixels empty around - * the enclosed component. An EmptyBorder requires some space on each - * edge, but does not perform any drawing. - * - * <p><img src="EmptyBorder-1.png" width="290" height="200" - * alt="[An illustration of EmptyBorder]" /> - * - * @author Sascha Brawer (brawer@dandelis.ch) - */ -public class EmptyBorder - extends AbstractBorder -{ - /** - * Determined using the <code>serialver</code> tool - * of Apple/Sun JDK 1.3.1 on MacOS X 10.1.5. - */ - static final long serialVersionUID = -8116076291731988694L; - - - /** - * The number of pixels required at the left edge. - */ - protected int left; - - - /** - * The number of pixels required at the right edge. - */ - protected int right; - - - /** - * The number of pixels required at the top edge. - */ - protected int top; - - - /** - * The number of pixels required at the bottom edge. - */ - protected int bottom; - - - /** - * Constructs an empty border given the number of pixels required - * on each side. - * - * @param top the number of pixels that the border will need - * for its top edge. - * - * @param left the number of pixels that the border will need - * for its left edge. - * - * @param bottom the number of pixels that the border will need - * for its bottom edge. - * - * @param right the number of pixels that the border will need - * for its right edge. - */ - public EmptyBorder(int top, int left, int bottom, int right) - { - this.top = top; - this.left = left; - this.bottom = bottom; - this.right = right; - } - - - /** - * Constructs an empty border given the number of pixels required - * on each side, passed in an Insets object. - * - * @param borderInsets the Insets for the new border. - */ - public EmptyBorder(Insets borderInsets) - { - this(borderInsets.top, borderInsets.left, - borderInsets.bottom, borderInsets.right); - } - - - /** - * Performs nothing because an EmptyBorder does not paint any - * pixels. While the inherited implementation provided by - * {@link AbstractBorder#paintBorder} is a no-op as well, - * it is overwritten in order to match the API of the Sun - * reference implementation. - * - * @param c the component whose border is to be painted. - * @param g the graphics for painting. - * @param x the horizontal position for painting the border. - * @param y the vertical position for painting the border. - * @param width the width of the available area for painting the border. - * @param height the height of the available area for painting the border. - */ - public void paintBorder(Component c, Graphics g, - int x, int y, int width, int height) - { - } - - - /** - * Measures the width of this border. - * - * @param c the component whose border is to be measured. - * - * @return an Insets object whose <code>left</code>, <code>right</code>, - * <code>top</code> and <code>bottom</code> fields indicate the - * width of the border at the respective edge. - * - * @see #getBorderInsets(java.awt.Component, java.awt.Insets) - */ - public Insets getBorderInsets(Component c) - { - return getBorderInsets(c, null); - } - - - /** - * Measures the width of this border, storing the results into a - * pre-existing Insets object. - * - * @param insets an Insets object for holding the result values. - * After invoking this method, the <code>left</code>, - * <code>right</code>, <code>top</code> and - * <code>bottom</code> fields indicate the width of the - * border at the respective edge. - * - * @return the same object that was passed for <code>insets</code>. - * - * @see #getBorderInsets() - */ - public Insets getBorderInsets(Component c, Insets insets) - { - if (insets == null) - insets = new Insets(0, 0, 0, 0); - - insets.left = left; - insets.right = right; - insets.top = top; - insets.bottom = bottom; - return insets; - } - - - /** - * Measures the width of this border. - * - * @return an Insets object whose <code>left</code>, <code>right</code>, - * <code>top</code> and <code>bottom</code> fields indicate the - * width of the border at the respective edge. - * - * @see #getBorderInsets(java.awt.Component, java.awt.Insets) - */ - public Insets getBorderInsets() - { - return getBorderInsets(null, null); - } - - - /** - * Determines whether this border fills every pixel in its area - * when painting. Since an empty border does not paint any pixels - * whatsoever, the result is <code>false</code>. - * - * @return <code>false</code>. - */ - public boolean isBorderOpaque() - { - /* The inherited implementation of AbstractBorder.isBorderOpaque() - * would also return false. It is not clear why this is overriden - * in the Sun implementation, at least not from just reading the - * JavaDoc. - */ - return false; - } -} |
