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Java Source | 1998-03-20 | 2.1 KB | 78 lines |
- /*
- * @(#)Clipboard.java 1.7 98/03/18
- *
- * Copyright 1996, 1997 by Sun Microsystems, Inc.,
- * 901 San Antonio Road, Palo Alto, California, 94303, U.S.A.
- * 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.
- */
-
- package java.awt.datatransfer;
-
- /**
- * A class which implements a mechanism to transfer data using
- * cut/copy/paste operations.
- *
- * @version 1.7, 03/18/98
- * @author Amy Fowler
- */
- public class Clipboard {
-
- String name;
-
- protected ClipboardOwner owner;
- protected Transferable contents;
-
- /**
- * Creates a clipboard object.
- */
- public Clipboard(String name) {
- this.name = name;
- }
-
- /**
- * Returns the name of this clipboard object.
- */
- public String getName() {
- return name;
- }
-
- /**
- * Sets the current contents of the clipboard to the specified
- * transferable object and registers the specified clipboard owner
- * as the owner of the new contents. If there is an existing owner
- * registered, that owner is notified that it no longer holds ownership
- * of the clipboard contents.
- * @param content the transferable object representing the clipboard content
- * @param owner the object which owns the clipboard content
- */
- public synchronized void setContents(Transferable contents, ClipboardOwner owner) {
- if (this.owner != null && this.owner != owner) {
- this.owner.lostOwnership(this, this.contents);
- }
- this.owner = owner;
- this.contents = contents;
- }
-
- /**
- * Returns a transferable object representing the current contents
- * of the clipboard. If the clipboard currently has no contents,
- * it returns null.
- * @param requestor the object requesting the clip data
- * @return the current transferable object on the clipboard
- */
- public synchronized Transferable getContents(Object requestor) {
- return contents;
- }
-
- }
-
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