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-rw-r--r--libjava/java/awt/datatransfer/Clipboard.java135
1 files changed, 128 insertions, 7 deletions
diff --git a/libjava/java/awt/datatransfer/Clipboard.java b/libjava/java/awt/datatransfer/Clipboard.java
index 634a8d5..6ef9e70 100644
--- a/libjava/java/awt/datatransfer/Clipboard.java
+++ b/libjava/java/awt/datatransfer/Clipboard.java
@@ -1,15 +1,136 @@
-/* Copyright (C) 2000 Free Software Foundation
+/* Clipboard.java -- Class for transferring data via cut and paste.
+ Copyright (C) 1999, 2001 Free Software Foundation, Inc.
- This file is part of libgcj.
+This file is part of GNU Classpath.
-This software is copyrighted work licensed under the terms of the
-Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
-details. */
+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.
-package java.awt.datatransfer;
+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., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 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. */
-/* A very incomplete placeholder. */
+package java.awt.datatransfer;
+
+/**
+ * This class allows data to be transferred using a cut and paste type
+ * mechanism.
+ *
+ * @author Aaron M. Renn (arenn@urbanophile.com)
+ */
public class Clipboard
{
+
+/*
+ * Instance Variables
+ */
+
+/**
+ * The data being transferred.
+ */
+protected Transferable contents;
+
+/**
+ * The owner of this clipboard.
+ */
+protected ClipboardOwner owner;
+
+// The clipboard name
+private String name;
+
+/*************************************************************************/
+
+/*
+ * Constructors
+ */
+
+/**
+ * Initializes a new instance of <code>Clipboard</code> with the
+ * specified name.
+ *
+ * @param name The clipboard name.
+ */
+public
+Clipboard(String name)
+{
+ this.name = name;
}
+
+/*************************************************************************/
+
+/*
+ * Instance Methods
+ */
+
+/**
+ * Returns the name of the clipboard.
+ */
+public String
+getName()
+{
+ return(name);
+}
+
+/*************************************************************************/
+
+/**
+ * Returns the contents of the clipboard.
+ *
+ * @param requestor The object requesting the contents.
+ */
+public synchronized Transferable
+getContents(Object requestor)
+{
+ return(contents);
+}
+
+/*************************************************************************/
+
+/**
+ * Sets the content and owner of this clipboard.
+ * If the given owner is different from the current owner
+ * then lostOwnership is called on the current owner.
+ * XXX - is this called with the old or new contents.
+ *
+ * @param contents The new clipboard contents.
+ * @param owner The new clipboard owner
+ */
+public synchronized void
+setContents(Transferable contents, ClipboardOwner owner)
+{
+ if (this.owner != owner)
+ if (this.owner != null)
+ this.owner.lostOwnership(this, contents);
+
+ this.owner = owner;
+ this.contents = contents;
+}
+
+} // class Clipboard
+