com.nokia.tools.vct.confml.editor.view.ViewsEditorActionBarContributor.java Source code

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Here is the source code for com.nokia.tools.vct.confml.editor.view.ViewsEditorActionBarContributor.java

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/*
 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
 * All rights reserved.
 * This component and the accompanying materials are made available
 * under the terms of "Eclipse Public License v1.0"
 * which accompanies this distribution, and is available
 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
 * 
 * Initial Contributors:
 * Nokia Corporation - Initial contribution
 * 
 * Contributors:
 * 
 * Description: This file is part of com.nokia.tools.vct.confml.editor.view component.
 */

package com.nokia.tools.vct.confml.editor.view;

import org.eclipse.gef.ui.actions.ActionRegistry;
import org.eclipse.jface.action.IToolBarManager;
import org.eclipse.ui.IActionBars;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.actions.ActionFactory;
import org.eclipse.ui.actions.ActionFactory.IWorkbenchAction;
import org.eclipse.ui.part.EditorActionBarContributor;

public class ViewsEditorActionBarContributor extends EditorActionBarContributor {

    private IWorkbenchAction undo;
    private IWorkbenchAction redo;
    private ViewsEditor editor;

    public ViewsEditorActionBarContributor() {

    }

    @Override
    public void setActiveEditor(IEditorPart targetEditor) {
        if (targetEditor instanceof ViewsEditor) {
            editor = (ViewsEditor) targetEditor;
            registerUndoRedo();
        }

        super.setActiveEditor(targetEditor);
    }

    /**
     * Hooks Undo/Redo to global Undo/Redo.
     */
    public void registerUndoRedo() {
        IActionBars actionBars = getActionBars();
        if (actionBars != null) {
            ActionRegistry registry = editor.getActionRegistry();
            if (registry != null) {
                actionBars.setGlobalActionHandler(ActionFactory.UNDO.getId(),
                        registry.getAction(ActionFactory.UNDO.getId()));
                actionBars.setGlobalActionHandler(ActionFactory.REDO.getId(),
                        registry.getAction(ActionFactory.REDO.getId()));
            }
            actionBars.updateActionBars();

        }
    }

    @Override
    public void contributeToToolBar(IToolBarManager toolBarManager) {
        undo = ActionFactory.UNDO.create(PlatformUI.getWorkbench().getActiveWorkbenchWindow());
        redo = ActionFactory.REDO.create(PlatformUI.getWorkbench().getActiveWorkbenchWindow());
        toolBarManager.add(undo);
        toolBarManager.add(redo);
        super.contributeToToolBar(toolBarManager);
    }
}