org.eclipse.babel.runtime.actions.LocalizeAction.java Source code

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Here is the source code for org.eclipse.babel.runtime.actions.LocalizeAction.java

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/*******************************************************************************
 * Copyright (c) 2008 Nigel Westbury 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:
 *    Nigel Westbury - initial API and implementation
 *******************************************************************************/

package org.eclipse.babel.runtime.actions;

import org.eclipse.babel.runtime.Activator;
import org.eclipse.babel.runtime.Messages;
import org.eclipse.babel.runtime.external.TranslatableNLS;
import org.eclipse.babel.runtime.external.ITranslatableSet;
import org.eclipse.babel.runtime.external.ITranslatableText;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.IWorkbenchWindowActionDelegate;

/**
 * Our sample action implements workbench action delegate.
 * The action proxy will be created by the workbench and
 * shown in the UI. When the user tries to use the action,
 * this delegate will be created and execution will be 
 * delegated to it.
 * @see IWorkbenchWindowActionDelegate
 */
public class LocalizeAction implements IWorkbenchWindowActionDelegate {
    private IWorkbenchWindow window;

    /**
     * The constructor.
     */
    public LocalizeAction() {
    }

    /**
     * The action has been activated. The argument of the
     * method represents the 'real' action sitting
     * in the workbench UI.
     * @see IWorkbenchWindowActionDelegate#run
     */
    public void run(IAction action) {
        IWorkbenchPart activePart = window.getActivePage().getActivePart();

        ITranslatableText tabTitle;
        if (activePart instanceof IEditorPart) {
            tabTitle = TranslatableNLS.bind(Messages.LocalizeDialog_TabTitle_EditorPart, activePart.getTitle()); //$NON-NLS-1$
        } else if (activePart instanceof IViewPart) {
            tabTitle = TranslatableNLS.bind(Messages.LocalizeDialog_TabTitle_ViewPart, activePart.getTitle()); //$NON-NLS-1$
        } else {
            tabTitle = TranslatableNLS.bind(Messages.LocalizeDialog_TabTitle_OtherPart, activePart.getTitle()); //$NON-NLS-1$
        }

        ITranslatableSet languageSet = (ITranslatableSet) activePart.getAdapter(ITranslatableSet.class);

        Dialog dialog = new LocalizeDialog(window.getShell(), tabTitle, languageSet,
                Activator.getDefault().getMenuTextSet());
        dialog.open();
    }

    /**
     * Selection in the workbench has been changed. We 
     * can change the state of the 'real' action here
     * if we want, but this can only happen after 
     * the delegate has been created.
     * @see IWorkbenchWindowActionDelegate#selectionChanged
     */
    public void selectionChanged(IAction action, ISelection selection) {
    }

    /**
     * We can use this method to dispose of any system
     * resources we previously allocated.
     * @see IWorkbenchWindowActionDelegate#dispose
     */
    public void dispose() {
    }

    /**
     * We will cache window object in order to
     * be able to provide parent shell for the message dialog.
     * @see IWorkbenchWindowActionDelegate#init
     */
    public void init(IWorkbenchWindow window) {
        this.window = window;
    }
}