org.eclipse.scada.sec.ui.providers.KeyTreeViewer.java Source code

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Here is the source code for org.eclipse.scada.sec.ui.providers.KeyTreeViewer.java

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/*******************************************************************************
 * Copyright (c) 2013 Jens Reimann 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:
 *     Jens Reimann - initial API and implementation
 *******************************************************************************/
package org.eclipse.scada.sec.ui.providers;

import org.eclipse.jface.databinding.viewers.ObservableListTreeContentProvider;
import org.eclipse.jface.resource.JFaceResources;
import org.eclipse.jface.resource.LocalResourceManager;
import org.eclipse.jface.viewers.AbstractTreeViewer;
import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.scada.sec.ui.providers.internal.FactoryImpl;
import org.eclipse.scada.sec.ui.providers.internal.LabelProviderImpl;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;

public class KeyTreeViewer {

    private final TreeViewer viewer;

    private final ObservableListTreeContentProvider contentProvider;

    private LabelProviderImpl labelProvider;

    private final LocalResourceManager resourceManager;

    public KeyTreeViewer(final Composite parent) {
        this.resourceManager = new LocalResourceManager(JFaceResources.getResources(parent.getDisplay()), parent);

        this.viewer = new TreeViewer(parent);
        this.viewer.getControl().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));

        this.viewer.setAutoExpandLevel(AbstractTreeViewer.ALL_LEVELS);

        this.contentProvider = new ObservableListTreeContentProvider(new FactoryImpl(), null);
        this.viewer.setContentProvider(this.contentProvider);
        this.viewer.setLabelProvider(this.labelProvider = new LabelProviderImpl(this.resourceManager,
                this.contentProvider.getRealizedElements()));
    }

    public void setInput(final KeyFactoryManager manager) {
        this.viewer.setInput(manager.getList());
    }

    public void setInput(final KeyProviderFactory factory) {
        this.viewer.setInput(factory);
    }

    public void dispose() {
        this.labelProvider.dispose();
        this.contentProvider.dispose();
        this.viewer.getControl().dispose();
    }

    public Control getControl() {
        return this.viewer.getControl();
    }

    public TreeViewer getTreeViewer() {
        return this.viewer;
    }

}