org.eclipse.scada.ui.chart.viewer.profile.ButtonProfileEntry.java Source code

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Here is the source code for org.eclipse.scada.ui.chart.viewer.profile.ButtonProfileEntry.java

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/*******************************************************************************
 * Copyright (c) 2012, 2014 TH4 SYSTEMS GmbH 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:
 *     TH4 SYSTEMS GmbH - initial API and implementation
 *     IBH SYSTEMS GmbH - observe text label
 *******************************************************************************/
package org.eclipse.scada.ui.chart.viewer.profile;

import org.eclipse.core.databinding.DataBindingContext;
import org.eclipse.emf.databinding.EMFObservables;
import org.eclipse.jface.databinding.swt.SWTObservables;
import org.eclipse.scada.ui.chart.model.ChartPackage;
import org.eclipse.scada.ui.chart.model.Profile;
import org.eclipse.scada.ui.chart.viewer.ChartContext;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;

public class ButtonProfileEntry extends ProfileEntry {

    private final Button widget;

    public ButtonProfileEntry(final DataBindingContext dbc, final Composite parent,
            final ProfileManager profileManager, final Profile profile, final ChartContext chartContext) {
        super(dbc, profileManager, profile, chartContext);

        this.widget = new Button(parent, SWT.TOGGLE);

        addBinding(dbc.bindValue(SWTObservables.observeText(this.widget),
                EMFObservables.observeValue(profile, ChartPackage.Literals.PROFILE__LABEL)));

        this.widget.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(final SelectionEvent e) {
                fireSelection(ButtonProfileEntry.this.widget.getSelection());
            };
        });
    }

    @Override
    public void activate() {
        this.widget.setSelection(true);
        this.widget.setEnabled(false);

        super.activate();
    }

    @Override
    public void deactivate() {
        this.widget.setSelection(false);
        this.widget.setEnabled(true);

        super.deactivate();
    }

}