bundles/org.eclipse.wst.sse.ui/src/org/eclipse/wst/sse/ui/internal/actions/ActionContributor.java - sourceediting/webtools.sourceediting - Git at Google

 /*******************************************************************************
  * Copyright (c) 2001, 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
  *     Jens Lukowski/Innoopract - initial renaming/restructuring
  *
  *******************************************************************************/
 package org.eclipse.wst.sse.ui.internal.actions;

 import java.util.ResourceBundle;

 import org.eclipse.core.runtime.Platform;
 import org.eclipse.jface.action.GroupMarker;
 import org.eclipse.jface.action.IAction;
 import org.eclipse.jface.action.IMenuManager;
 import org.eclipse.jface.action.IStatusLineManager;
 import org.eclipse.jface.action.IToolBarManager;
 import org.eclipse.jface.action.MenuManager;
 import org.eclipse.jface.action.Separator;
 import org.eclipse.ui.IActionBars;
 import org.eclipse.ui.IEditorPart;
 import org.eclipse.ui.IWorkbenchActionConstants;
 import org.eclipse.ui.IWorkbenchPage;
 import org.eclipse.ui.actions.ActionFactory;
 import org.eclipse.ui.editors.text.TextEditorActionContributor;
 import org.eclipse.ui.ide.IDEActionFactory;
 import org.eclipse.ui.texteditor.ITextEditor;
 import org.eclipse.ui.texteditor.ITextEditorActionConstants;
 import org.eclipse.ui.texteditor.ITextEditorActionDefinitionIds;
 import org.eclipse.ui.texteditor.ITextEditorExtension;
 import org.eclipse.ui.texteditor.RetargetTextEditorAction;
 import org.eclipse.wst.sse.ui.internal.ExtendedEditorActionBuilder;
 import org.eclipse.wst.sse.ui.internal.GotoAnnotationAction;
 import org.eclipse.wst.sse.ui.internal.IExtendedContributor;
 import org.eclipse.wst.sse.ui.internal.ISourceViewerActionBarContributor;
 import org.eclipse.wst.sse.ui.internal.SSEUIMessages;
 import org.eclipse.wst.sse.ui.internal.ui.OffsetStatusLineContributionItem;

 /**
  * This class should not be used inside multi page editor's
  * ActionBarContributor, since cascaded init() call from the
  * ActionBarContributor will causes exception and it leads to lose whole
  * toolbars.
  *
  * Instead, use SourcePageActionContributor for source page contributor of
  * multi page editor.
  *
  * Note that this class is still valid for single page editor
  */
 public class ActionContributor extends TextEditorActionContributor implements ISourceViewerActionBarContributor, IExtendedContributor {

 	public static final boolean _showDebugStatus = "true".equalsIgnoreCase(Platform.getDebugOption("org.eclipse.wst.sse.ui/actioncontributor/debugstatusfields")); //$NON-NLS-1$ //$NON-NLS-2$

 	private static final String[] EDITOR_IDS = {"org.eclipse.wst.sse.ui.StructuredTextEditor"}; //$NON-NLS-1$

 	protected IExtendedContributor extendedContributor;
 	protected RetargetTextEditorAction fAddBlockComment = null;

 	protected Separator fCommandsSeparator = null;

 	private OffsetStatusLineContributionItem fDebugStatusOffset = null;
 	protected MenuManager fExpandSelectionToMenu = null;
 	protected GroupMarker fMenuAdditionsGroupMarker = null;
 	protected GotoAnnotationAction fNextAnnotation = null;

 	protected GotoAnnotationAction fPreviousAnnotation = null;
 	protected RetargetTextEditorAction fRemoveBlockComment = null;
 	protected RetargetTextEditorAction fShiftLeft = null;
 	protected RetargetTextEditorAction fShiftRight = null;
 	protected RetargetTextEditorAction fStructureSelectEnclosingAction = null;
 	protected RetargetTextEditorAction fStructureSelectHistoryAction = null;
 	protected RetargetTextEditorAction fStructureSelectNextAction = null;
 	protected RetargetTextEditorAction fStructureSelectPreviousAction = null;

 	protected RetargetTextEditorAction fToggleComment = null;
 	protected RetargetTextEditorAction fToggleInsertModeAction;
 	protected GroupMarker fToolbarAdditionsGroupMarker = null;
 	protected Separator fToolbarSeparator = null;

 	protected RetargetTextEditorAction fGotoMatchingBracketAction = null;

 	public ActionContributor() {
 		super();

 		ResourceBundle resourceBundle = SSEUIMessages.getResourceBundle();

 		fCommandsSeparator = new Separator();

 		// edit commands
 		fStructureSelectEnclosingAction = new RetargetTextEditorAction(resourceBundle, StructuredTextEditorActionConstants.ACTION_NAME_STRUCTURE_SELECT_ENCLOSING + StructuredTextEditorActionConstants.UNDERSCORE);
 		fStructureSelectEnclosingAction.setActionDefinitionId(ActionDefinitionIds.STRUCTURE_SELECT_ENCLOSING);

 		fStructureSelectNextAction = new RetargetTextEditorAction(resourceBundle, StructuredTextEditorActionConstants.ACTION_NAME_STRUCTURE_SELECT_NEXT + StructuredTextEditorActionConstants.UNDERSCORE);
 		fStructureSelectNextAction.setActionDefinitionId(ActionDefinitionIds.STRUCTURE_SELECT_NEXT);

 		fStructureSelectPreviousAction = new RetargetTextEditorAction(resourceBundle, StructuredTextEditorActionConstants.ACTION_NAME_STRUCTURE_SELECT_PREVIOUS + StructuredTextEditorActionConstants.UNDERSCORE);
 		fStructureSelectPreviousAction.setActionDefinitionId(ActionDefinitionIds.STRUCTURE_SELECT_PREVIOUS);

 		fStructureSelectHistoryAction = new RetargetTextEditorAction(resourceBundle, StructuredTextEditorActionConstants.ACTION_NAME_STRUCTURE_SELECT_HISTORY + StructuredTextEditorActionConstants.UNDERSCORE);
 		fStructureSelectHistoryAction.setActionDefinitionId(ActionDefinitionIds.STRUCTURE_SELECT_HISTORY);

 		fExpandSelectionToMenu = new MenuManager(SSEUIMessages.ExpandSelectionToMenu_label); //$NON-NLS-1$
 		fExpandSelectionToMenu.add(fStructureSelectEnclosingAction);
 		fExpandSelectionToMenu.add(fStructureSelectNextAction);
 		fExpandSelectionToMenu.add(fStructureSelectPreviousAction);
 		fExpandSelectionToMenu.add(fStructureSelectHistoryAction);

 		// source commands
 		fShiftRight = new RetargetTextEditorAction(resourceBundle, ITextEditorActionConstants.SHIFT_RIGHT + StructuredTextEditorActionConstants.UNDERSCORE);
 		fShiftRight.setActionDefinitionId(ITextEditorActionDefinitionIds.SHIFT_RIGHT);

 		fShiftLeft = new RetargetTextEditorAction(resourceBundle, ITextEditorActionConstants.SHIFT_LEFT + StructuredTextEditorActionConstants.UNDERSCORE);
 		fShiftLeft.setActionDefinitionId(ITextEditorActionDefinitionIds.SHIFT_LEFT);

 		fToggleComment = new RetargetTextEditorAction(resourceBundle, StructuredTextEditorActionConstants.ACTION_NAME_TOGGLE_COMMENT + StructuredTextEditorActionConstants.UNDERSCORE);
 		fToggleComment.setActionDefinitionId(ActionDefinitionIds.TOGGLE_COMMENT);

 		fAddBlockComment = new RetargetTextEditorAction(resourceBundle, StructuredTextEditorActionConstants.ACTION_NAME_ADD_BLOCK_COMMENT + StructuredTextEditorActionConstants.UNDERSCORE);
 		fAddBlockComment.setActionDefinitionId(ActionDefinitionIds.ADD_BLOCK_COMMENT);

 		fRemoveBlockComment = new RetargetTextEditorAction(resourceBundle, StructuredTextEditorActionConstants.ACTION_NAME_REMOVE_BLOCK_COMMENT + StructuredTextEditorActionConstants.UNDERSCORE);
 		fRemoveBlockComment.setActionDefinitionId(ActionDefinitionIds.REMOVE_BLOCK_COMMENT);

 		// goto prev/next error
 		// CMVC 249017 for JavaEditor consistancy
 		fPreviousAnnotation = new GotoAnnotationAction("Previous_annotation", false); //$NON-NLS-1$
 		fPreviousAnnotation.setActionDefinitionId("org.eclipse.ui.navigate.previous"); //$NON-NLS-1$

 		fNextAnnotation = new GotoAnnotationAction("Next_annotation", true); //$NON-NLS-1$
 		fNextAnnotation.setActionDefinitionId("org.eclipse.ui.navigate.next"); //$NON-NLS-1$

 		fGotoMatchingBracketAction = new RetargetTextEditorAction(resourceBundle, StructuredTextEditorActionConstants.ACTION_NAME_GOTO_MATCHING_BRACKET + StructuredTextEditorActionConstants.UNDERSCORE);
 		fGotoMatchingBracketAction.setActionDefinitionId(ActionDefinitionIds.GOTO_MATCHING_BRACKET);

 		// Read action extensions.
 		ExtendedEditorActionBuilder builder = new ExtendedEditorActionBuilder();
 		extendedContributor = builder.readActionExtensions(getExtensionIDs());

 		fMenuAdditionsGroupMarker = new GroupMarker(StructuredTextEditorActionConstants.GROUP_NAME_MENU_ADDITIONS);
 		fToolbarSeparator = new Separator();
 		fToolbarAdditionsGroupMarker = new GroupMarker(StructuredTextEditorActionConstants.GROUP_NAME_TOOLBAR_ADDITIONS);

 		fToggleInsertModeAction = new RetargetTextEditorAction(resourceBundle, "Editor.ToggleInsertMode.", IAction.AS_CHECK_BOX); //$NON-NLS-1$
 		fToggleInsertModeAction.setActionDefinitionId(ITextEditorActionDefinitionIds.TOGGLE_INSERT_MODE);

 		if (_showDebugStatus) {
 			fDebugStatusOffset = new OffsetStatusLineContributionItem(StructuredTextEditorActionConstants.STATUS_CATEGORY_OFFSET, true, 20);
 		}
 	}

 	protected void addToMenu(IMenuManager menu) {
 		// edit commands
 		IMenuManager editMenu = menu.findMenuUsingPath(IWorkbenchActionConstants.M_EDIT);
 		if (editMenu != null) {
 			editMenu.add(fCommandsSeparator);
 			editMenu.add(fToggleInsertModeAction);
 			editMenu.add(fCommandsSeparator);
 			editMenu.add(fExpandSelectionToMenu);
 			editMenu.add(fCommandsSeparator);
 			editMenu.add(fMenuAdditionsGroupMarker);
 		}

 		// source commands
 		String sourceMenuLabel = SSEUIMessages.SourceMenu_label; //$NON-NLS-1$
 		String sourceMenuId = "sourceMenuId"; // This is just a menu id. No //$NON-NLS-1$
 		// need to translate.
 		// //$NON-NLS-1$
 		IMenuManager sourceMenu = new MenuManager(sourceMenuLabel, sourceMenuId);
 		menu.insertAfter(IWorkbenchActionConstants.M_EDIT, sourceMenu);
 		if (sourceMenu != null) {
 			sourceMenu.add(fCommandsSeparator);
 			sourceMenu.add(fToggleComment);
 			sourceMenu.add(fAddBlockComment);
 			sourceMenu.add(fRemoveBlockComment);
 			sourceMenu.add(fShiftRight);
 			sourceMenu.add(fShiftLeft);
 		}

 		IMenuManager gotoMenu = menu.findMenuUsingPath(IWorkbenchActionConstants.GO_TO);
 		if (gotoMenu != null) {
 			gotoMenu.add(fGotoMatchingBracketAction);
 		}
 	}

 	protected void addToPopupMenu(IMenuManager menu) {
 		// add nothing
 	}

 	protected void addToStatusLine(IStatusLineManager manager) {
 		if (_showDebugStatus) {
 			manager.add(fDebugStatusOffset);
 		}
 	}

 	protected void addToToolBar(IToolBarManager toolBarManager) {
 		toolBarManager.add(fToolbarSeparator);
 		toolBarManager.add(fToolbarAdditionsGroupMarker);
 	}

 	/**
 	 * @see org.eclipse.ui.part.EditorActionBarContributor#contributeToMenu(IMenuManager)
 	 */
 	public void contributeToMenu(IMenuManager menu) {
 		super.contributeToMenu(menu);

 		addToMenu(menu);

 		if (extendedContributor != null) {
 			extendedContributor.contributeToMenu(menu);
 		}
 	}

 	/*
 	 * (non-Javadoc)
 	 *
 	 * @see org.eclipse.wst.sse.ui.extension.IPopupMenuContributor#contributeToPopupMenu(org.eclipse.jface.action.IMenuManager)
 	 */
 	public void contributeToPopupMenu(IMenuManager menu) {

 		addToPopupMenu(menu);

 		if (extendedContributor != null) {
 			extendedContributor.contributeToPopupMenu(menu);
 		}
 	}

 	/*
 	 * (non-Javadoc)
 	 *
 	 * @see org.eclipse.ui.part.EditorActionBarContributor#contributeToStatusLine(org.eclipse.jface.action.IStatusLineManager)
 	 */
 	public void contributeToStatusLine(IStatusLineManager manager) {
 		super.contributeToStatusLine(manager);

 		addToStatusLine(manager);

 		if (extendedContributor != null) {
 			extendedContributor.contributeToStatusLine(manager);
 		}
 	}

 	/**
 	 * @see org.eclipse.ui.part.EditorActionBarContributor#contributeToToolBar(IToolBarManager)
 	 */
 	public void contributeToToolBar(IToolBarManager toolBarManager) {
 		super.contributeToToolBar(toolBarManager);

 		addToToolBar(toolBarManager);

 		if (extendedContributor != null) {
 			extendedContributor.contributeToToolBar(toolBarManager);
 		}
 	}

 	/**
 	 * @see org.eclipse.ui.part.EditorActionBarContributor#dispose()
 	 */
 	public void dispose() {
 		// need to call setActiveEditor before super.dispose because in both
 		// setActiveEditor & super.setActiveEditor if getEditorPart ==
 		// activeEditor,
 		// the method is just returned. so to get both methods to run,
 		// setActiveEditor
 		// needs to be called so that it correctly calls super.setActiveEditor
 		setActiveEditor(null);

 		super.dispose();

 		if (extendedContributor != null)
 			extendedContributor.dispose();
 	}

 	protected String[] getExtensionIDs() {
 		return EDITOR_IDS;
 	}

 	/**
 	 * @param editor
 	 * @return
 	 */
 	protected ITextEditor getTextEditor(IEditorPart editor) {
 		ITextEditor textEditor = null;
 		if (editor instanceof ITextEditor)
 			textEditor = (ITextEditor) editor;
 		if (textEditor == null && editor != null)
 			textEditor = (ITextEditor) editor.getAdapter(ITextEditor.class);
 		return textEditor;
 	}

 	/*
 	 * (non-Javadoc)
 	 *
 	 * @see org.eclipse.ui.IEditorActionBarContributor#init(org.eclipse.ui.IActionBars,
 	 *      org.eclipse.ui.IWorkbenchPage)
 	 */
 	public void init(IActionBars bars, IWorkbenchPage page) {
 		super.init(bars, page);
 	}

 	/**
 	 * @see org.eclipse.ui.IEditorActionBarContributor#setActiveEditor(IEditorPart)
 	 */
 	public void setActiveEditor(IEditorPart activeEditor) {
 		if (getActiveEditorPart() == activeEditor)
 			return;
 		super.setActiveEditor(activeEditor);

 		ITextEditor textEditor = getTextEditor(activeEditor);

 		IActionBars actionBars = getActionBars();
 		if (actionBars != null) {
 			actionBars.setGlobalActionHandler(ITextEditorActionDefinitionIds.GOTO_NEXT_ANNOTATION, fNextAnnotation);
 			actionBars.setGlobalActionHandler(ITextEditorActionDefinitionIds.GOTO_PREVIOUS_ANNOTATION, fPreviousAnnotation);
 			actionBars.setGlobalActionHandler(ActionFactory.PREVIOUS.getId(), fPreviousAnnotation);
 			actionBars.setGlobalActionHandler(ActionFactory.NEXT.getId(), fNextAnnotation);

 			if (textEditor != null) {
 				actionBars.setGlobalActionHandler(IDEActionFactory.ADD_TASK.getId(), getAction(textEditor, IDEActionFactory.ADD_TASK.getId()));
 				actionBars.setGlobalActionHandler(IDEActionFactory.BOOKMARK.getId(), getAction(textEditor, IDEActionFactory.BOOKMARK.getId()));
 			}
 		}

 		fStructureSelectEnclosingAction.setAction(getAction(textEditor, StructuredTextEditorActionConstants.ACTION_NAME_STRUCTURE_SELECT_ENCLOSING));
 		fStructureSelectNextAction.setAction(getAction(textEditor, StructuredTextEditorActionConstants.ACTION_NAME_STRUCTURE_SELECT_NEXT));
 		fStructureSelectPreviousAction.setAction(getAction(textEditor, StructuredTextEditorActionConstants.ACTION_NAME_STRUCTURE_SELECT_PREVIOUS));
 		fStructureSelectHistoryAction.setAction(getAction(textEditor, StructuredTextEditorActionConstants.ACTION_NAME_STRUCTURE_SELECT_HISTORY));

 		fShiftRight.setAction(getAction(textEditor, ITextEditorActionConstants.SHIFT_RIGHT));
 		fShiftLeft.setAction(getAction(textEditor, ITextEditorActionConstants.SHIFT_LEFT));

 		fToggleComment.setAction(getAction(textEditor, StructuredTextEditorActionConstants.ACTION_NAME_TOGGLE_COMMENT));
 		fAddBlockComment.setAction(getAction(textEditor, StructuredTextEditorActionConstants.ACTION_NAME_ADD_BLOCK_COMMENT));
 		fRemoveBlockComment.setAction(getAction(textEditor, StructuredTextEditorActionConstants.ACTION_NAME_REMOVE_BLOCK_COMMENT));

 		// go to prev/next error
 		// CMVC 249017 for JavaEditor consistancy
 		fPreviousAnnotation.setEditor(textEditor);
 		fNextAnnotation.setEditor(textEditor);
 		fGotoMatchingBracketAction.setAction(getAction(textEditor, StructuredTextEditorActionConstants.ACTION_NAME_GOTO_MATCHING_BRACKET));

 		fToggleInsertModeAction.setAction(getAction(textEditor, ITextEditorActionConstants.TOGGLE_INSERT_MODE));

 		if (extendedContributor != null) {
 			extendedContributor.setActiveEditor(activeEditor);
 		}

 		if (_showDebugStatus && textEditor instanceof ITextEditorExtension) {
 			((ITextEditorExtension) textEditor).setStatusField(fDebugStatusOffset, StructuredTextEditorActionConstants.STATUS_CATEGORY_OFFSET);
 			fDebugStatusOffset.setActiveEditor(textEditor);
 		}
 	}

 	/*
 	 * (non-Javadoc)
 	 *
 	 * @see org.eclipse.wst.sse.ui.ISourceViewerActionBarContributor#setViewerSpecificContributionsEnabled(boolean)
 	 */
 	public void setViewerSpecificContributionsEnabled(boolean enabled) {
 		fShiftRight.setEnabled(enabled);
 		fShiftLeft.setEnabled(enabled);
 		fNextAnnotation.setEnabled(enabled);
 		fPreviousAnnotation.setEnabled(enabled);

 		/*
 		 * fComment.setEnabled(enabled); fUncomment.setEnabled(enabled);
 		 */
 		fToggleComment.setEnabled(enabled);
 		fAddBlockComment.setEnabled(enabled);
 		fRemoveBlockComment.setEnabled(enabled);
 		// convert line delimiters are not source viewer-specific
 	}

 	/*
 	 * (non-Javadoc)
 	 *
 	 * @see org.eclipse.wst.sse.ui.extension.IExtendedContributor#updateToolbarActions()
 	 */
 	public void updateToolbarActions() {
 		if (extendedContributor != null) {
 			extendedContributor.updateToolbarActions();
 		}
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2001, 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
	* Jens Lukowski/Innoopract - initial renaming/restructuring
	*
	*******************************************************************************/
	package org.eclipse.wst.sse.ui.internal.actions;

	import java.util.ResourceBundle;

	import org.eclipse.core.runtime.Platform;
	import org.eclipse.jface.action.GroupMarker;
	import org.eclipse.jface.action.IAction;
	import org.eclipse.jface.action.IMenuManager;
	import org.eclipse.jface.action.IStatusLineManager;
	import org.eclipse.jface.action.IToolBarManager;
	import org.eclipse.jface.action.MenuManager;
	import org.eclipse.jface.action.Separator;
	import org.eclipse.ui.IActionBars;
	import org.eclipse.ui.IEditorPart;
	import org.eclipse.ui.IWorkbenchActionConstants;
	import org.eclipse.ui.IWorkbenchPage;
	import org.eclipse.ui.actions.ActionFactory;
	import org.eclipse.ui.editors.text.TextEditorActionContributor;
	import org.eclipse.ui.ide.IDEActionFactory;
	import org.eclipse.ui.texteditor.ITextEditor;
	import org.eclipse.ui.texteditor.ITextEditorActionConstants;
	import org.eclipse.ui.texteditor.ITextEditorActionDefinitionIds;
	import org.eclipse.ui.texteditor.ITextEditorExtension;
	import org.eclipse.ui.texteditor.RetargetTextEditorAction;
	import org.eclipse.wst.sse.ui.internal.ExtendedEditorActionBuilder;
	import org.eclipse.wst.sse.ui.internal.GotoAnnotationAction;
	import org.eclipse.wst.sse.ui.internal.IExtendedContributor;
	import org.eclipse.wst.sse.ui.internal.ISourceViewerActionBarContributor;
	import org.eclipse.wst.sse.ui.internal.SSEUIMessages;
	import org.eclipse.wst.sse.ui.internal.ui.OffsetStatusLineContributionItem;

	/**
	* This class should not be used inside multi page editor's
	* ActionBarContributor, since cascaded init() call from the
	* ActionBarContributor will causes exception and it leads to lose whole
	* toolbars.
	*
	* Instead, use SourcePageActionContributor for source page contributor of
	* multi page editor.
	*
	* Note that this class is still valid for single page editor
	*/
	public class ActionContributor extends TextEditorActionContributor implements ISourceViewerActionBarContributor, IExtendedContributor {

	public static final boolean _showDebugStatus = "true".equalsIgnoreCase(Platform.getDebugOption("org.eclipse.wst.sse.ui/actioncontributor/debugstatusfields")); //$NON-NLS-1$ //$NON-NLS-2$

	private static final String[] EDITOR_IDS = {"org.eclipse.wst.sse.ui.StructuredTextEditor"}; //$NON-NLS-1$

	protected IExtendedContributor extendedContributor;
	protected RetargetTextEditorAction fAddBlockComment = null;

	protected Separator fCommandsSeparator = null;

	private OffsetStatusLineContributionItem fDebugStatusOffset = null;
	protected MenuManager fExpandSelectionToMenu = null;
	protected GroupMarker fMenuAdditionsGroupMarker = null;
	protected GotoAnnotationAction fNextAnnotation = null;

	protected GotoAnnotationAction fPreviousAnnotation = null;
	protected RetargetTextEditorAction fRemoveBlockComment = null;
	protected RetargetTextEditorAction fShiftLeft = null;
	protected RetargetTextEditorAction fShiftRight = null;
	protected RetargetTextEditorAction fStructureSelectEnclosingAction = null;
	protected RetargetTextEditorAction fStructureSelectHistoryAction = null;
	protected RetargetTextEditorAction fStructureSelectNextAction = null;
	protected RetargetTextEditorAction fStructureSelectPreviousAction = null;

	protected RetargetTextEditorAction fToggleComment = null;
	protected RetargetTextEditorAction fToggleInsertModeAction;
	protected GroupMarker fToolbarAdditionsGroupMarker = null;
	protected Separator fToolbarSeparator = null;

	protected RetargetTextEditorAction fGotoMatchingBracketAction = null;

	public ActionContributor() {
	super();

	ResourceBundle resourceBundle = SSEUIMessages.getResourceBundle();

	fCommandsSeparator = new Separator();

	// edit commands
	fStructureSelectEnclosingAction = new RetargetTextEditorAction(resourceBundle, StructuredTextEditorActionConstants.ACTION_NAME_STRUCTURE_SELECT_ENCLOSING + StructuredTextEditorActionConstants.UNDERSCORE);
	fStructureSelectEnclosingAction.setActionDefinitionId(ActionDefinitionIds.STRUCTURE_SELECT_ENCLOSING);

	fStructureSelectNextAction = new RetargetTextEditorAction(resourceBundle, StructuredTextEditorActionConstants.ACTION_NAME_STRUCTURE_SELECT_NEXT + StructuredTextEditorActionConstants.UNDERSCORE);
	fStructureSelectNextAction.setActionDefinitionId(ActionDefinitionIds.STRUCTURE_SELECT_NEXT);

	fStructureSelectPreviousAction = new RetargetTextEditorAction(resourceBundle, StructuredTextEditorActionConstants.ACTION_NAME_STRUCTURE_SELECT_PREVIOUS + StructuredTextEditorActionConstants.UNDERSCORE);
	fStructureSelectPreviousAction.setActionDefinitionId(ActionDefinitionIds.STRUCTURE_SELECT_PREVIOUS);

	fStructureSelectHistoryAction = new RetargetTextEditorAction(resourceBundle, StructuredTextEditorActionConstants.ACTION_NAME_STRUCTURE_SELECT_HISTORY + StructuredTextEditorActionConstants.UNDERSCORE);
	fStructureSelectHistoryAction.setActionDefinitionId(ActionDefinitionIds.STRUCTURE_SELECT_HISTORY);

	fExpandSelectionToMenu = new MenuManager(SSEUIMessages.ExpandSelectionToMenu_label); //$NON-NLS-1$
	fExpandSelectionToMenu.add(fStructureSelectEnclosingAction);
	fExpandSelectionToMenu.add(fStructureSelectNextAction);
	fExpandSelectionToMenu.add(fStructureSelectPreviousAction);
	fExpandSelectionToMenu.add(fStructureSelectHistoryAction);

	// source commands
	fShiftRight = new RetargetTextEditorAction(resourceBundle, ITextEditorActionConstants.SHIFT_RIGHT + StructuredTextEditorActionConstants.UNDERSCORE);
	fShiftRight.setActionDefinitionId(ITextEditorActionDefinitionIds.SHIFT_RIGHT);

	fShiftLeft = new RetargetTextEditorAction(resourceBundle, ITextEditorActionConstants.SHIFT_LEFT + StructuredTextEditorActionConstants.UNDERSCORE);
	fShiftLeft.setActionDefinitionId(ITextEditorActionDefinitionIds.SHIFT_LEFT);

	fToggleComment = new RetargetTextEditorAction(resourceBundle, StructuredTextEditorActionConstants.ACTION_NAME_TOGGLE_COMMENT + StructuredTextEditorActionConstants.UNDERSCORE);
	fToggleComment.setActionDefinitionId(ActionDefinitionIds.TOGGLE_COMMENT);

	fAddBlockComment = new RetargetTextEditorAction(resourceBundle, StructuredTextEditorActionConstants.ACTION_NAME_ADD_BLOCK_COMMENT + StructuredTextEditorActionConstants.UNDERSCORE);
	fAddBlockComment.setActionDefinitionId(ActionDefinitionIds.ADD_BLOCK_COMMENT);

	fRemoveBlockComment = new RetargetTextEditorAction(resourceBundle, StructuredTextEditorActionConstants.ACTION_NAME_REMOVE_BLOCK_COMMENT + StructuredTextEditorActionConstants.UNDERSCORE);
	fRemoveBlockComment.setActionDefinitionId(ActionDefinitionIds.REMOVE_BLOCK_COMMENT);

	// goto prev/next error
	// CMVC 249017 for JavaEditor consistancy
	fPreviousAnnotation = new GotoAnnotationAction("Previous_annotation", false); //$NON-NLS-1$
	fPreviousAnnotation.setActionDefinitionId("org.eclipse.ui.navigate.previous"); //$NON-NLS-1$

	fNextAnnotation = new GotoAnnotationAction("Next_annotation", true); //$NON-NLS-1$
	fNextAnnotation.setActionDefinitionId("org.eclipse.ui.navigate.next"); //$NON-NLS-1$

	fGotoMatchingBracketAction = new RetargetTextEditorAction(resourceBundle, StructuredTextEditorActionConstants.ACTION_NAME_GOTO_MATCHING_BRACKET + StructuredTextEditorActionConstants.UNDERSCORE);
	fGotoMatchingBracketAction.setActionDefinitionId(ActionDefinitionIds.GOTO_MATCHING_BRACKET);

	// Read action extensions.
	ExtendedEditorActionBuilder builder = new ExtendedEditorActionBuilder();
	extendedContributor = builder.readActionExtensions(getExtensionIDs());

	fMenuAdditionsGroupMarker = new GroupMarker(StructuredTextEditorActionConstants.GROUP_NAME_MENU_ADDITIONS);
	fToolbarSeparator = new Separator();
	fToolbarAdditionsGroupMarker = new GroupMarker(StructuredTextEditorActionConstants.GROUP_NAME_TOOLBAR_ADDITIONS);

	fToggleInsertModeAction = new RetargetTextEditorAction(resourceBundle, "Editor.ToggleInsertMode.", IAction.AS_CHECK_BOX); //$NON-NLS-1$
	fToggleInsertModeAction.setActionDefinitionId(ITextEditorActionDefinitionIds.TOGGLE_INSERT_MODE);

	if (_showDebugStatus) {
	fDebugStatusOffset = new OffsetStatusLineContributionItem(StructuredTextEditorActionConstants.STATUS_CATEGORY_OFFSET, true, 20);
	}
	}

	protected void addToMenu(IMenuManager menu) {
	// edit commands
	IMenuManager editMenu = menu.findMenuUsingPath(IWorkbenchActionConstants.M_EDIT);
	if (editMenu != null) {
	editMenu.add(fCommandsSeparator);
	editMenu.add(fToggleInsertModeAction);
	editMenu.add(fCommandsSeparator);
	editMenu.add(fExpandSelectionToMenu);
	editMenu.add(fCommandsSeparator);
	editMenu.add(fMenuAdditionsGroupMarker);
	}

	// source commands
	String sourceMenuLabel = SSEUIMessages.SourceMenu_label; //$NON-NLS-1$
	String sourceMenuId = "sourceMenuId"; // This is just a menu id. No //$NON-NLS-1$
	// need to translate.
	// //$NON-NLS-1$
	IMenuManager sourceMenu = new MenuManager(sourceMenuLabel, sourceMenuId);
	menu.insertAfter(IWorkbenchActionConstants.M_EDIT, sourceMenu);
	if (sourceMenu != null) {
	sourceMenu.add(fCommandsSeparator);
	sourceMenu.add(fToggleComment);
	sourceMenu.add(fAddBlockComment);
	sourceMenu.add(fRemoveBlockComment);
	sourceMenu.add(fShiftRight);
	sourceMenu.add(fShiftLeft);
	}

	IMenuManager gotoMenu = menu.findMenuUsingPath(IWorkbenchActionConstants.GO_TO);
	if (gotoMenu != null) {
	gotoMenu.add(fGotoMatchingBracketAction);
	}
	}

	protected void addToPopupMenu(IMenuManager menu) {
	// add nothing
	}

	protected void addToStatusLine(IStatusLineManager manager) {
	if (_showDebugStatus) {
	manager.add(fDebugStatusOffset);
	}
	}

	protected void addToToolBar(IToolBarManager toolBarManager) {
	toolBarManager.add(fToolbarSeparator);
	toolBarManager.add(fToolbarAdditionsGroupMarker);
	}

	/**
	* @see org.eclipse.ui.part.EditorActionBarContributor#contributeToMenu(IMenuManager)
	*/
	public void contributeToMenu(IMenuManager menu) {
	super.contributeToMenu(menu);

	addToMenu(menu);

	if (extendedContributor != null) {
	extendedContributor.contributeToMenu(menu);
	}
	}

	/*
	* (non-Javadoc)
	*
	* @see org.eclipse.wst.sse.ui.extension.IPopupMenuContributor#contributeToPopupMenu(org.eclipse.jface.action.IMenuManager)
	*/
	public void contributeToPopupMenu(IMenuManager menu) {

	addToPopupMenu(menu);

	if (extendedContributor != null) {
	extendedContributor.contributeToPopupMenu(menu);
	}
	}

	/*
	* (non-Javadoc)
	*
	* @see org.eclipse.ui.part.EditorActionBarContributor#contributeToStatusLine(org.eclipse.jface.action.IStatusLineManager)
	*/
	public void contributeToStatusLine(IStatusLineManager manager) {
	super.contributeToStatusLine(manager);

	addToStatusLine(manager);

	if (extendedContributor != null) {
	extendedContributor.contributeToStatusLine(manager);
	}
	}

	/**
	* @see org.eclipse.ui.part.EditorActionBarContributor#contributeToToolBar(IToolBarManager)
	*/
	public void contributeToToolBar(IToolBarManager toolBarManager) {
	super.contributeToToolBar(toolBarManager);

	addToToolBar(toolBarManager);

	if (extendedContributor != null) {
	extendedContributor.contributeToToolBar(toolBarManager);
	}
	}

	/**
	* @see org.eclipse.ui.part.EditorActionBarContributor#dispose()
	*/
	public void dispose() {
	// need to call setActiveEditor before super.dispose because in both
	// setActiveEditor & super.setActiveEditor if getEditorPart ==
	// activeEditor,
	// the method is just returned. so to get both methods to run,
	// setActiveEditor
	// needs to be called so that it correctly calls super.setActiveEditor
	setActiveEditor(null);

	super.dispose();

	if (extendedContributor != null)
	extendedContributor.dispose();
	}

	protected String[] getExtensionIDs() {
	return EDITOR_IDS;
	}

	/**
	* @param editor
	* @return
	*/
	protected ITextEditor getTextEditor(IEditorPart editor) {
	ITextEditor textEditor = null;
	if (editor instanceof ITextEditor)
	textEditor = (ITextEditor) editor;
	if (textEditor == null && editor != null)
	textEditor = (ITextEditor) editor.getAdapter(ITextEditor.class);
	return textEditor;
	}

	/*
	* (non-Javadoc)
	*
	* @see org.eclipse.ui.IEditorActionBarContributor#init(org.eclipse.ui.IActionBars,
	* org.eclipse.ui.IWorkbenchPage)
	*/
	public void init(IActionBars bars, IWorkbenchPage page) {
	super.init(bars, page);
	}

	/**
	* @see org.eclipse.ui.IEditorActionBarContributor#setActiveEditor(IEditorPart)
	*/
	public void setActiveEditor(IEditorPart activeEditor) {
	if (getActiveEditorPart() == activeEditor)
	return;
	super.setActiveEditor(activeEditor);

	ITextEditor textEditor = getTextEditor(activeEditor);

	IActionBars actionBars = getActionBars();
	if (actionBars != null) {
	actionBars.setGlobalActionHandler(ITextEditorActionDefinitionIds.GOTO_NEXT_ANNOTATION, fNextAnnotation);
	actionBars.setGlobalActionHandler(ITextEditorActionDefinitionIds.GOTO_PREVIOUS_ANNOTATION, fPreviousAnnotation);
	actionBars.setGlobalActionHandler(ActionFactory.PREVIOUS.getId(), fPreviousAnnotation);
	actionBars.setGlobalActionHandler(ActionFactory.NEXT.getId(), fNextAnnotation);

	if (textEditor != null) {
	actionBars.setGlobalActionHandler(IDEActionFactory.ADD_TASK.getId(), getAction(textEditor, IDEActionFactory.ADD_TASK.getId()));
	actionBars.setGlobalActionHandler(IDEActionFactory.BOOKMARK.getId(), getAction(textEditor, IDEActionFactory.BOOKMARK.getId()));
	}
	}

	fStructureSelectEnclosingAction.setAction(getAction(textEditor, StructuredTextEditorActionConstants.ACTION_NAME_STRUCTURE_SELECT_ENCLOSING));
	fStructureSelectNextAction.setAction(getAction(textEditor, StructuredTextEditorActionConstants.ACTION_NAME_STRUCTURE_SELECT_NEXT));
	fStructureSelectPreviousAction.setAction(getAction(textEditor, StructuredTextEditorActionConstants.ACTION_NAME_STRUCTURE_SELECT_PREVIOUS));
	fStructureSelectHistoryAction.setAction(getAction(textEditor, StructuredTextEditorActionConstants.ACTION_NAME_STRUCTURE_SELECT_HISTORY));

	fShiftRight.setAction(getAction(textEditor, ITextEditorActionConstants.SHIFT_RIGHT));
	fShiftLeft.setAction(getAction(textEditor, ITextEditorActionConstants.SHIFT_LEFT));

	fToggleComment.setAction(getAction(textEditor, StructuredTextEditorActionConstants.ACTION_NAME_TOGGLE_COMMENT));
	fAddBlockComment.setAction(getAction(textEditor, StructuredTextEditorActionConstants.ACTION_NAME_ADD_BLOCK_COMMENT));
	fRemoveBlockComment.setAction(getAction(textEditor, StructuredTextEditorActionConstants.ACTION_NAME_REMOVE_BLOCK_COMMENT));

	// go to prev/next error
	// CMVC 249017 for JavaEditor consistancy
	fPreviousAnnotation.setEditor(textEditor);
	fNextAnnotation.setEditor(textEditor);
	fGotoMatchingBracketAction.setAction(getAction(textEditor, StructuredTextEditorActionConstants.ACTION_NAME_GOTO_MATCHING_BRACKET));

	fToggleInsertModeAction.setAction(getAction(textEditor, ITextEditorActionConstants.TOGGLE_INSERT_MODE));

	if (extendedContributor != null) {
	extendedContributor.setActiveEditor(activeEditor);
	}

	if (_showDebugStatus && textEditor instanceof ITextEditorExtension) {
	((ITextEditorExtension) textEditor).setStatusField(fDebugStatusOffset, StructuredTextEditorActionConstants.STATUS_CATEGORY_OFFSET);
	fDebugStatusOffset.setActiveEditor(textEditor);
	}
	}

	/*
	* (non-Javadoc)
	*
	* @see org.eclipse.wst.sse.ui.ISourceViewerActionBarContributor#setViewerSpecificContributionsEnabled(boolean)
	*/
	public void setViewerSpecificContributionsEnabled(boolean enabled) {
	fShiftRight.setEnabled(enabled);
	fShiftLeft.setEnabled(enabled);
	fNextAnnotation.setEnabled(enabled);
	fPreviousAnnotation.setEnabled(enabled);

	/*
	* fComment.setEnabled(enabled); fUncomment.setEnabled(enabled);
	*/
	fToggleComment.setEnabled(enabled);
	fAddBlockComment.setEnabled(enabled);
	fRemoveBlockComment.setEnabled(enabled);
	// convert line delimiters are not source viewer-specific
	}

	/*
	* (non-Javadoc)
	*
	* @see org.eclipse.wst.sse.ui.extension.IExtendedContributor#updateToolbarActions()
	*/
	public void updateToolbarActions() {
	if (extendedContributor != null) {
	extendedContributor.updateToolbarActions();
	}
	}
	}