com.anirudh.emacseclipse.handlers.BaseHandler.java Source code

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Here is the source code for com.anirudh.emacseclipse.handlers.BaseHandler.java

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/* Emacs Eclipse Plugin. Open active buffer in eclipse in emacs,
 * preseves Cursor position (only line position in case of .mxml and
 * .as files). */

/* Author: Anirudh Sasikumar http://anirudhs.chaosnet.org/ */

/* Emacs Eclipse Plugin. Copyright (C) 2009 Anirudh Sasikumar */

/* This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License
 * as published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version. */

/* This library is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details. */

/* You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 * USA */

package com.anirudh.emacseclipse.handlers;

import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.ITextOperationTarget;
import org.eclipse.jface.text.source.ISourceViewer;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IPartService;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PlatformUI;

public class BaseHandler {

    public static IDocument document;
    public static ISourceViewer sourceViewer;
    public static IEditorPart editor;

    public static Boolean resolveDocument() {
        IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
        IPartService partService = window.getPartService();
        IWorkbenchPart part = partService.getActivePart();

        if (!(part instanceof IEditorPart)) {
            MessageDialog.openInformation(window.getShell(), "Emacs Eclipse Plug-in", "Unexpected part: " + part);
            return false;
        }

        BaseHandler.editor = (IEditorPart) part;
        BaseHandler.sourceViewer = (ISourceViewer) editor.getAdapter(ITextOperationTarget.class);
        BaseHandler.document = BaseHandler.sourceViewer.getDocument();

        return true;
    }
}