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Java Source | 1998-06-30 | 3.8 KB | 119 lines |
- /*
- * @(#)BorderUIResource.java 1.6 98/02/02
- *
- * Copyright (c) 1997 Sun Microsystems, Inc. All Rights Reserved.
- *
- * This software is the confidential and proprietary information of Sun
- * Microsystems, Inc. ("Confidential Information"). You shall not
- * disclose such Confidential Information and shall use it only in
- * accordance with the terms of the license agreement you entered into
- * with Sun.
- *
- * SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF THE
- * SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
- * PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR ANY DAMAGES
- * SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR DISTRIBUTING
- * THIS SOFTWARE OR ITS DERIVATIVES.
- *
- */
-
- package com.sun.java.swing.plaf;
-
- import java.awt.Component;
- import java.awt.Insets;
- import java.awt.Graphics;
- import java.io.Serializable;
-
- import com.sun.java.swing.BorderFactory;
- import com.sun.java.swing.border.*;
- import com.sun.java.swing.plaf.UIResource;
-
-
- /*
- * A Border wrapper class which implements UIResource. UI
- * classes which set border properties should use this class
- * to wrap any borders specified as defaults.
- *
- * This class delegates all method invocations to the
- * Border "delegate" object specified at construction.
- * <p>
- * Warning: serialized objects of this class will not be compatible with
- * future swing releases. The current serialization support is appropriate
- * for short term storage or RMI between Swing1.0 applications. It will
- * not be possible to load serialized Swing1.0 objects with future releases
- * of Swing. The JDK1.2 release of Swing will be the compatibility
- * baseline for the serialized form of Swing objects.
- *
- * @see com.sun.java.swing.plaf.UIResource
- * @version 1.6 02/02/98
- * @author Amy Fowler
- *
- */
- public class BorderUIResource implements Border, UIResource, Serializable
- {
- static BorderUIResource etched;
- static BorderUIResource loweredBevel;
- static BorderUIResource raisedBevel;
- static BorderUIResource blackLine;
-
- public static BorderUIResource getEtchedBorderUIResource() {
- if (etched == null) {
- etched = new BorderUIResource(BorderFactory.createEtchedBorder());
- }
- return etched;
- }
-
- public static BorderUIResource getLoweredBevelBorderUIResource() {
- if (loweredBevel == null) {
- loweredBevel = new BorderUIResource(
- BorderFactory.createLoweredBevelBorder());
- }
- return loweredBevel;
- }
-
- public static BorderUIResource getRaisedBevelBorderUIResource() {
- if (raisedBevel == null) {
- raisedBevel = new BorderUIResource(
- BorderFactory.createRaisedBevelBorder());
- }
- return raisedBevel;
- }
-
- public static BorderUIResource getBlackLineBorderUIResource() {
- if (blackLine == null) {
- blackLine = new BorderUIResource(
- LineBorder.createBlackLineBorder());
- }
- return blackLine;
- }
-
- private Border delegate;
-
- /**
- * Creates a UIResource border object which wraps
- * an existing Border instance.
- * @param delegate the border being wrapped
- */
- public BorderUIResource(Border delegate) {
- if (delegate == null) {
- throw new IllegalArgumentException("null border delegate argument");
- }
- this.delegate = delegate;
- }
-
- public void paintBorder(Component c, Graphics g, int x, int y,
- int width, int height) {
- delegate.paintBorder(c, g, x, y, width, height);
- }
-
- public Insets getBorderInsets(Component c) {
- return delegate.getBorderInsets(c);
- }
-
- public boolean isBorderOpaque() {
- return delegate.isBorderOpaque();
- }
-
- }
-