Copy from Call Hierarchy view. Bug 305471.

core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/callhierarchy/CHMessages.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2006, 2008 Wind River Systems, Inc. and others.
+ * Copyright (c) 2006, 2010 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
@@ -7,6 +7,7 @@
  *
  * Contributors:
  *    Markus Schorn - initial API and implementation
+ *    Sergey Prigogin (Google)
  *******************************************************************************/
 package org.eclipse.cdt.internal.ui.callhierarchy;
 
@@ -54,6 +55,10 @@ public class CHMessages extends NLS {
 	public static String OpenElementInCallHierarchyAction_message;
 	public static String OpenElementInCallHierarchyAction_title;
 	public static String OpenElementInCallHierarchyAction_upperListLabel;
+	public static String CopyCallHierarchyAction_label;
+	public static String CopyCallHierarchyAction_problem;
+	public static String CopyCallHierarchyAction_clipboard_busy;
+
 	static {
 		// initialize resource bundle
 		NLS.initializeMessages(BUNDLE_NAME, CHMessages.class);

core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/callhierarchy/CHMessages.properties

@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2006, 2007 Wind River Systems, Inc. and others.
+# Copyright (c) 2006, 2010 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
@@ -7,6 +7,7 @@
 #
 # Contributors:
 #     Markus Schorn (Wind River Systems)
+#     Sergey Prigogin (Google)
 ###############################################################################
 CHViewPart_emptyPageMessage=To display the call hierarchy, select a function or method and select the 'Open Call Hierarchy' menu option.
 CHViewPart_ShowCallers_label=Show Callers
@@ -48,3 +49,6 @@ OpenElementInCallHierarchyAction_title=Open Element in Call Hierarchy
 OpenElementInCallHierarchyAction_upperListLabel=&Matching Elements:
 OpenElementInCallHierarchyAction_message=&Choose an element (? = any character, * = any string):
 OpenElementInCallHierarchyAction_errorNoDefinition=Could not locate definition of element ''{0}''
+CopyCallHierarchyAction_label=Copy E&xpanded Hierarchy
+CopyCallHierarchyAction_problem=Problem Copying Hierarchy to Clipboard
+CopyCallHierarchyAction_clipboard_busy=There was a problem when accessing the system clipboard. Retry?

core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/callhierarchy/CHViewPart.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2006, 2008 Wind River Systems, Inc. and others.
+ * Copyright (c) 2006, 2010 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
@@ -7,6 +7,7 @@
  *
  * Contributors:
  *    Markus Schorn - initial API and implementation
+ *    Sergey Prigogin (Google)
  *******************************************************************************/ 
 package org.eclipse.cdt.internal.ui.callhierarchy;
 
@@ -33,6 +34,7 @@ import org.eclipse.jface.viewers.Viewer;
 import org.eclipse.jface.viewers.ViewerComparator;
 import org.eclipse.jface.viewers.ViewerFilter;
 import org.eclipse.swt.SWT;
+import org.eclipse.swt.dnd.Clipboard;
 import org.eclipse.swt.dnd.DND;
 import org.eclipse.swt.dnd.DropTarget;
 import org.eclipse.swt.dnd.Transfer;
@@ -55,6 +57,7 @@ import org.eclipse.ui.PlatformUI;
 import org.eclipse.ui.actions.ActionFactory;
 import org.eclipse.ui.contexts.IContextActivation;
 import org.eclipse.ui.contexts.IContextService;
+import org.eclipse.ui.navigator.ICommonMenuConstants;
 import org.eclipse.ui.part.PageBook;
 import org.eclipse.ui.part.ViewPart;
 
@@ -101,6 +104,8 @@ public class CHViewPart extends ViewPart {
     
 	private ArrayList<ICElement> fHistoryEntries= new ArrayList<ICElement>(MAX_HISTORY_SIZE);
 
+	private Clipboard fClipboard;
+
     // widgets
     private PageBook fPagebook;
     private Composite fViewerPage;
@@ -128,13 +133,13 @@ public class CHViewPart extends ViewPart {
 	private Action fHistoryAction;
 	private Action fShowReference;
 	private Action fOpenElement;
+	private CopyCallHierarchyAction fCopyAction;
 	
 	// action groups
 	private OpenViewActionGroup fOpenViewActionGroup;
 	private SelectionSearchGroup fSelectionSearchGroup;
 	private CRefactoringActionGroup fRefactoringActionGroup;
 	private IContextActivation fContextActivation;
-
     
     @Override
 	public void setFocus() {
@@ -202,6 +207,8 @@ public class CHViewPart extends ViewPart {
                 
         getSite().setSelectionProvider(new AdaptingSelectionProvider(ICElement.class, fTreeViewer));
 
+        fClipboard = new Clipboard(parent.getDisplay());
+
         initDragAndDrop();
         createActions();
         createContextMenu();
@@ -444,7 +451,7 @@ public class CHViewPart extends ViewPart {
         };
         fOpenElement.setToolTipText(CHMessages.CHViewPart_Open_tooltip);
         fOpenElement.setActionDefinitionId(ICEditorActionDefinitionIds.OPEN_DECL);
-        
+
         fShowFilesInLabelsAction= new Action(CHMessages.CHViewPart_ShowFiles_label, IAction.AS_CHECK_BOX) {
             @Override
 			public void run() {
@@ -470,6 +477,8 @@ public class CHViewPart extends ViewPart {
         fPreviousAction.setToolTipText(CHMessages.CHViewPart_PreviousReference_tooltip); 
         CPluginImages.setImageDescriptors(fPreviousAction, CPluginImages.T_LCL, CPluginImages.IMG_SHOW_PREV);       
 
+        fCopyAction= new CopyCallHierarchyAction(this, fClipboard, fTreeViewer);
+
         fRefreshAction = new Action(CHMessages.CHViewPart_Refresh_label) {
             @Override
 			public void run() {
@@ -711,6 +720,10 @@ public class CHViewPart extends ViewPart {
 			fOpenViewActionGroup.fillContextMenu(menu);
 		}
 
+		if (fCopyAction.canActionBeAdded()) {
+        	menu.appendToGroup(ICommonMenuConstants.GROUP_EDIT, fCopyAction);
+		}
+
 		if (SelectionSearchGroup.canActionBeAdded(selection)){
 			fSelectionSearchGroup.fillContextMenu(menu);
 		}

core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/callhierarchy/CopyCallHierarchyAction.java

@@ -0,0 +1,133 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2010 IBM Corporation 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
+ *
+ * Contributors:
+ *   Jesper Kamstrup Linnet (eclipse@kamstrup-linnet.dk) - initial API and implementation
+ *   Sergey Prigogin (Google)
+ *******************************************************************************/
+package org.eclipse.cdt.internal.ui.callhierarchy;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.io.StringReader;
+import java.io.StringWriter;
+
+import org.eclipse.osgi.util.TextProcessor;
+
+import org.eclipse.swt.SWTError;
+import org.eclipse.swt.dnd.Clipboard;
+import org.eclipse.swt.dnd.DND;
+import org.eclipse.swt.dnd.TextTransfer;
+import org.eclipse.swt.dnd.Transfer;
+import org.eclipse.swt.widgets.TreeItem;
+
+import org.eclipse.core.runtime.Assert;
+
+import org.eclipse.jface.action.Action;
+import org.eclipse.jface.dialogs.MessageDialog;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.ISelectionProvider;
+
+import org.eclipse.cdt.internal.ui.util.SelectionUtil;
+import org.eclipse.cdt.internal.ui.viewsupport.ExtendedTreeViewer;
+
+class CopyCallHierarchyAction extends Action {
+	private static final char INDENTATION= '\t';
+
+	private CHViewPart fView;
+	private ExtendedTreeViewer fViewer;
+	private final Clipboard fClipboard;
+
+	public CopyCallHierarchyAction(CHViewPart view, Clipboard clipboard, ExtendedTreeViewer viewer) {
+		super(CHMessages.CopyCallHierarchyAction_label);
+		Assert.isNotNull(clipboard);
+//		PlatformUI.getWorkbench().getHelpSystem().setHelp(this, ICHelpContextIds.CALL_HIERARCHY_COPY_ACTION);
+		fView= view;
+		fClipboard= clipboard;
+		fViewer= viewer;
+	}
+
+	public boolean canActionBeAdded() {
+		Object element= SelectionUtil.getSingleElement(getSelection());
+		return element != null;
+	}
+
+	private ISelection getSelection() {
+		ISelectionProvider provider= fView.getSite().getSelectionProvider();
+
+		if (provider != null) {
+			return provider.getSelection();
+		}
+
+		return null;
+	}
+
+	/*
+	 * @see IAction#run()
+	 */
+	@Override
+	public void run() {
+		StringBuffer buf= new StringBuffer();
+		addCalls(fViewer.getTree().getSelection()[0], 0, buf);
+
+		TextTransfer plainTextTransfer= TextTransfer.getInstance();
+		try {
+			fClipboard.setContents(
+					new String[] { convertLineTerminators(buf.toString()) },
+					new Transfer[] { plainTextTransfer });
+		} catch (SWTError e) {
+			if (e.code != DND.ERROR_CANNOT_SET_CLIPBOARD)
+				throw e;
+			if (MessageDialog.openQuestion(fView.getViewSite().getShell(), CHMessages.CopyCallHierarchyAction_problem, CHMessages.CopyCallHierarchyAction_clipboard_busy))
+				run();
+		}
+	}
+
+	/**
+	 * Adds the specified {@link TreeItem}'s text to the StringBuffer.
+	 * 
+	 * @param item the tree item
+	 * @param indent the indent size
+	 * @param buf the string buffer
+	 */
+	private void addCalls(TreeItem item, int indent, StringBuffer buf) {
+		for (int i= 0; i < indent; i++) {
+			buf.append(INDENTATION);
+		}
+
+		buf.append(TextProcessor.deprocess(item.getText()));
+		buf.append('\n');
+
+		if (item.getExpanded()) {
+			TreeItem[] items= item.getItems();
+			for (int i= 0; i < items.length; i++) {
+				addCalls(items[i], indent + 1, buf);
+			}
+		}
+	}
+
+	static String convertLineTerminators(String in) {
+		StringWriter stringWriter= new StringWriter();
+		PrintWriter printWriter= new PrintWriter(stringWriter);
+		StringReader stringReader= new StringReader(in);
+		BufferedReader bufferedReader= new BufferedReader(stringReader);
+		try {
+			String line= bufferedReader.readLine();
+			while (line != null) {
+				printWriter.print(line);
+				line= bufferedReader.readLine();
+				if (line != null && line.length() != 0)
+					printWriter.println();
+
+			}
+		} catch (IOException e) {
+			return in; // return the call hierarchy unfiltered
+		}
+		return stringWriter.toString();
+	}
+}

core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/util/SelectionUtil.java

@@ -0,0 +1,33 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2008 IBM Corporation 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
+ *
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ *     Sergey Prigogin (Google)
+ *******************************************************************************/
+package org.eclipse.cdt.internal.ui.util;
+
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.IStructuredSelection;
+
+public class SelectionUtil {
+	/**
+	 * Returns the selected element if the selection consists of a single element only.
+	 *
+	 * @param s the selection
+	 * @return the selected first element or null
+	 */
+	public static Object getSingleElement(ISelection s) {
+		if (!(s instanceof IStructuredSelection))
+			return null;
+		IStructuredSelection selection= (IStructuredSelection) s;
+		if (selection.size() != 1)
+			return null;
+
+		return selection.getFirstElement();
+	}
+}

core/org.eclipse.cdt.ui/src/org/eclipse/cdt/ui/CUIPlugin.java

@@ -56,6 +56,7 @@ import org.eclipse.ui.IWorkbenchWindow;
 import org.eclipse.ui.editors.text.EditorsUI;
 import org.eclipse.ui.editors.text.templates.ContributionContextTypeRegistry;
 import org.eclipse.ui.editors.text.templates.ContributionTemplateStore;
+import org.eclipse.ui.navigator.ICommonMenuConstants;
 import org.eclipse.ui.plugin.AbstractUIPlugin;
 import org.eclipse.ui.preferences.ScopedPreferenceStore;
 import org.eclipse.ui.texteditor.ChainedPreferenceStore;
@@ -723,11 +724,12 @@ public class CUIPlugin extends AbstractUIPlugin {
 	public static void createStandardGroups(IMenuManager menu) {
 		if (!menu.isEmpty())
 			return;
-			
+
 		menu.add(new Separator(IContextMenuConstants.GROUP_NEW));
 		menu.add(new GroupMarker(IContextMenuConstants.GROUP_GOTO));
 		menu.add(new Separator(IContextMenuConstants.GROUP_OPEN));
 		menu.add(new GroupMarker(IContextMenuConstants.GROUP_SHOW));
+		menu.add(new Separator(ICommonMenuConstants.GROUP_EDIT));
 		menu.add(new Separator(IContextMenuConstants.GROUP_REORGANIZE));
 		menu.add(new Separator(IContextMenuConstants.GROUP_GENERATE));
 		menu.add(new Separator(IContextMenuConstants.GROUP_SEARCH));