1 files changed, 56 insertions, 22 deletions

diff --git a/target_explorer/plugins/org.eclipse.tcf.te.tcf.filesystem.ui/src/org/eclipse/tcf/te/tcf/filesystem/ui/internal/operations/FsClipboard.java b/target_explorer/plugins/org.eclipse.tcf.te.tcf.filesystem.ui/src/org/eclipse/tcf/te/tcf/filesystem/ui/internal/operations/FsClipboard.java
index 3b04debe1..d2b186a04 100644
--- a/target_explorer/plugins/org.eclipse.tcf.te.tcf.filesystem.ui/src/org/eclipse/tcf/te/tcf/filesystem/ui/internal/operations/FsClipboard.java
+++ b/target_explorer/plugins/org.eclipse.tcf.te.tcf.filesystem.ui/src/org/eclipse/tcf/te/tcf/filesystem/ui/internal/operations/FsClipboard.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2011, 2012 Wind River Systems, Inc. and others. All rights reserved.
+ * Copyright (c) 2011, 2015 Wind River Systems, Inc. and others. All rights reserved.
  * This program and the accompanying materials are made available under the terms
  * of the Eclipse Public License v1.0 which accompanies this distribution, and is
  * available at http://www.eclipse.org/legal/epl-v10.html
@@ -9,61 +9,96 @@
  *******************************************************************************/
 package org.eclipse.tcf.te.tcf.filesystem.ui.internal.operations;
 
+import java.beans.PropertyChangeEvent;
 import java.util.List;
 
 import org.eclipse.swt.SWTException;
 import org.eclipse.swt.dnd.Clipboard;
 import org.eclipse.swt.widgets.Display;
-import org.eclipse.tcf.te.tcf.filesystem.core.internal.operations.OpClipboard;
-import org.eclipse.tcf.te.tcf.filesystem.core.model.FSTreeNode;
+import org.eclipse.tcf.te.core.utils.PropertyChangeProvider;
+import org.eclipse.tcf.te.tcf.filesystem.core.interfaces.runtime.IFSTreeNode;
 import org.eclipse.ui.PlatformUI;
 
 /**
  * The clip board to which copy or cut files/folders.
  */
-public class FsClipboard extends OpClipboard {
-	// The system clipboard.
+public class FsClipboard extends PropertyChangeProvider {
+	// The constants to define the current operation type of the clip board.
+	private static final int NONE = -1;
+	private static final int CUT = 0;
+	private static final int COPY = 1;
+	// The operation type, CUT, COPY or NONE.
+	private int operation;
+	// The currently selected files/folders.
+	private List<IFSTreeNode> files;
+
 	private Clipboard clipboard;
 
 	/**
 	 * Create a clip board instance.
 	 */
 	public FsClipboard() {
-		super();
 		clipboard = new Clipboard(PlatformUI.getWorkbench().getDisplay());
+		operation = NONE;
+	}
+
+	public boolean isCutOp() {
+		return operation == CUT;
+	}
+
+	public boolean isCopyOp() {
+		return operation == COPY;
+	}
+
+	public boolean isEmpty() {
+		return operation == NONE && (files == null || files.isEmpty());
+	}
+
+	/**
+	 * Get the currently selected files/folders to operated.
+	 */
+	public List<IFSTreeNode> getFiles() {
+		return files;
 	}
 
 	/**
 	 * Cut the specified files/folders to the clip board.
-	 * 
-	 * @param files The file/folder nodes.
 	 */
-	@Override
-    public void cutFiles(List<FSTreeNode> files) {
-		super.cutFiles(files);
+	public void cutFiles(List<IFSTreeNode> files) {
+		operation = CUT;
+		this.files = files;
+		PropertyChangeEvent event = new PropertyChangeEvent(this, "cut", null, null); //$NON-NLS-1$
+		firePropertyChange(event);
+
 		clearSystemClipboard();
 	}
 
 	/**
 	 * Copy the specified files/folders to the clip board.
-	 * 
+	 *
 	 * @param files The file/folder nodes.
 	 */
-	@Override
-    public void copyFiles(List<FSTreeNode> files) {
-		super.copyFiles(files);
+	public void copyFiles(List<IFSTreeNode> files) {
+		operation = COPY;
+		this.files = files;
+		PropertyChangeEvent event = new PropertyChangeEvent(this, "copy", null, null); //$NON-NLS-1$
+		firePropertyChange(event);
+
 		clearSystemClipboard();
 	}
 
 	/**
 	 * Clear the clip board.
 	 */
-	@Override
-    public void clear() {
-		super.clear();
+	public void clear() {
+		operation = NONE;
+		this.files = null;
+		PropertyChangeEvent event = new PropertyChangeEvent(this, "clear", null, null); //$NON-NLS-1$
+		firePropertyChange(event);
+
 		clearSystemClipboard();
 	}
-	
+
 	/**
 	 * Make sure the system clip board is cleared in a UI thread.
 	 */
@@ -79,11 +114,10 @@ public class FsClipboard extends OpClipboard {
                 }});
 		}
 	}
-	
+
 	/**
 	 * Dispose the clipboard.
 	 */
-	@Override
     public void dispose() {
 		if(Display.getCurrent() != null) {
 			if (!clipboard.isDisposed()) {
@@ -105,7 +139,7 @@ public class FsClipboard extends OpClipboard {
 
 	/**
 	 * Get the system clipboard.
-	 * 
+	 *
 	 * @return The system clipboard.
 	 */
 	public Clipboard getSystemClipboard() {