org.goko.controller.grbl.v09.internal.handlers.GrblConfigurationOpenHandler.java Source code

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Here is the source code for org.goko.controller.grbl.v09.internal.handlers.GrblConfigurationOpenHandler.java

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/*
 *
 *   Goko
 *   Copyright (C) 2013  PsyKo
 *
 *   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/>.
 *
 */
package org.goko.controller.grbl.v09.internal.handlers;

import javax.inject.Named;

import org.apache.commons.lang3.ObjectUtils;
import org.eclipse.e4.core.contexts.IEclipseContext;
import org.eclipse.e4.core.di.annotations.CanExecute;
import org.eclipse.e4.core.di.annotations.Execute;
import org.eclipse.e4.ui.services.IServiceConstants;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.preference.PreferenceDialog;
import org.eclipse.jface.preference.PreferenceManager;
import org.eclipse.jface.preference.PreferenceNode;
import org.eclipse.swt.widgets.Shell;
import org.goko.common.dialog.GkDialog;
import org.goko.controller.grbl.v09.GrblMachineState;
import org.goko.controller.grbl.v09.IGrblControllerService;
import org.goko.controller.grbl.v09.configuration.GrblConfiguration;
import org.goko.controller.grbl.v09.configuration.GrblConfigurationDialog;
import org.goko.core.common.exception.GkException;
import org.goko.core.common.exception.GkFunctionalException;
import org.goko.core.connection.IConnectionService;
import org.goko.core.log.GkLog;

/**
 * Handler for displaying the Grbl configuration panel
 * @author PsyKo
 *
 */
public class GrblConfigurationOpenHandler {
    private static final GkLog LOG = GkLog.getLogger(GrblConfigurationOpenHandler.class);

    @CanExecute
    public boolean canExecute(IGrblControllerService controllerService, IConnectionService connectionService) {
        try {
            return !ObjectUtils.equals(GrblMachineState.UNDEFINED, controllerService.getState());
        } catch (GkException e) {
            e.printStackTrace();
        }
        return false;
    }

    @Execute
    public void execute(@Named(IServiceConstants.ACTIVE_SHELL) Shell shell, IGrblControllerService service,
            IEclipseContext context) throws GkException {
        PreferenceManager manager = new PreferenceManager('/');
        GrblConfiguration cfg = service.getConfiguration();
        manager.addToRoot(
                new PreferenceNode("org.goko.controller.grbl.1.device", new GrblConfigurationDialog(cfg)));

        PreferenceDialog dialog = new PreferenceDialog(shell, manager);

        int result = dialog.open();

        if (result == Dialog.OK) {
            try {
                service.setConfiguration(cfg);
            } catch (GkFunctionalException e) {
                LOG.log(e);
                GkDialog.openDialog(shell, e);
            }
        }

    }

}