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1
11 package org.eclipse.team.internal.ccvs.ui.operations;
12
13 import java.io.ByteArrayOutputStream  ;
14 import java.io.PrintStream ;
15
16 import org.eclipse.core.resources.mapping.ResourceMapping;
17 import org.eclipse.core.runtime.*;
18 import org.eclipse.swt.dnd.*;
19 import org.eclipse.team.internal.ccvs.core.CVSException;
20 import org.eclipse.team.internal.ccvs.core.client.Command.LocalOption;
21 import org.eclipse.team.internal.ccvs.ui.CVSUIMessages;
22 import org.eclipse.ui.IWorkbenchPart;
23
24 public class ClipboardDiffOperation extends DiffOperation {
25
26 private static final Object DESTINATION_CLIPBOARD = CVSUIMessages.ClipboardDiffOperation_Clipboard;
27
28 final ByteArrayOutputStream os = new ByteArrayOutputStream ();
29
30 public ClipboardDiffOperation(IWorkbenchPart part, ResourceMapping[] mappings, LocalOption[] options, boolean isMultiPatch, boolean includeFullPathInformation, IPath patchRoot) {
31 super(part, mappings, options, isMultiPatch, includeFullPathInformation, patchRoot, DESTINATION_CLIPBOARD);
32 }
33
34 public void execute(IProgressMonitor monitor) throws CVSException, InterruptedException {
35 super.execute(monitor);
36
37 if (os.size() == 0 ||
38 (!patchHasContents && !patchHasNewFiles)) {
39 reportEmptyDiff();
40 } else {
41 copyToClipboard(os);
42 }
43 }
44
45 private void copyToClipboard(final ByteArrayOutputStream baos) {
46 getShell().getDisplay().syncExec(new Runnable () {
47 public void run() {
48 TextTransfer plainTextTransfer = TextTransfer.getInstance();
49 Clipboard clipboard = new Clipboard(getShell().getDisplay());
50 clipboard.setContents(
51 new String []{baos.toString()},
52 new Transfer[]{plainTextTransfer});
53 clipboard.dispose();
54 }
55 });
56 }
57
58
61 protected PrintStream openStream() {
62 return new PrintStream (os);
63 }
64 }
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