tinyos.dlrc.views.make.EditProperties.java Source code

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Here is the source code for tinyos.dlrc.views.make.EditProperties.java

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/*
 * Dlrc 2, NesC development in Eclipse.
 * Copyright (C) 2009 DLRC
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This program 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * Web:  http://tos-ide.ethz.ch
 * Mail: tos-ide@tik.ee.ethz.ch
 */
package tinyos.dlrc.views.make;

import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.jface.preference.PreferenceDialog;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.actions.SelectionListenerAction;
import org.eclipse.ui.dialogs.PreferencesUtil;

import tinyos.dlrc.TinyOSCore;
import tinyos.dlrc.TinyOSPlugin;
import tinyos.dlrc.make.MakeTarget;

public class EditProperties extends SelectionListenerAction {
    private Shell shell;
    private IProject selection;

    public EditProperties(Shell shell) {
        super("Edit Default Target");
        this.shell = shell;
    }

    public void dispose() {
        // ignore
    }

    @Override
    public void run() {
        if (selection != null && selection.isAccessible()) {
            String propertyPageId = "tinyOS.properties.maketarget.component";
            PreferenceDialog dialog = PreferencesUtil.createPropertyDialogOn(shell, selection, propertyPageId, null,
                    selection);
            dialog.open();
        }
    }

    @Override
    protected boolean updateSelection(IStructuredSelection selection) {
        this.selection = null;

        if (selection.size() == 1) {
            Object first = selection.getFirstElement();
            if (first instanceof IProject)
                this.selection = (IProject) first;
            else if (first instanceof IResource)
                this.selection = ((IResource) first).getProject();
            else if (first instanceof IAdaptable)
                this.selection = (IProject) ((IAdaptable) first).getAdapter(IProject.class);
            else if (first instanceof MakeTarget)
                this.selection = ((MakeTarget) first).getProject();
        }

        if (this.selection != null) {
            try {
                if (!this.selection.isAccessible()) {
                    this.selection = null;
                } else if (!this.selection.hasNature(TinyOSCore.NATURE_ID)) {
                    this.selection = null;
                }
            } catch (CoreException ex) {
                TinyOSPlugin.log(ex);
                this.selection = null;
            }
        }

        return this.selection != null;
    }

}