bundles/core/org.eclipse.apogy.core.ui/src/org/eclipse/apogy/core/ui/composites/AssemblyLinksComposite.java

/*******************************************************************************
 * Copyright (c) 2018 Agence spatiale canadienne / Canadian Space Agency 
 * 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:
 *     Pierre Allard,
 *     Regent L'Archeveque - initial API and implementation
 *  
 * SPDX-License-Identifier: EPL-1.0
 *******************************************************************************/
package org.eclipse.apogy.core.ui.composites;

import org.eclipse.apogy.common.topology.ui.composites.TopologyTreeEditingComposite;
import org.eclipse.apogy.core.AssemblyLink;
import org.eclipse.apogy.core.AssemblyLinksList;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.DisposeEvent;
import org.eclipse.swt.events.DisposeListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Display;
import org.eclipse.ui.forms.widgets.ExpandableComposite;
import org.eclipse.ui.forms.widgets.FormToolkit;
import org.eclipse.ui.forms.widgets.ScrolledForm;
import org.eclipse.ui.forms.widgets.Section;
import org.eclipse.ui.forms.widgets.TableWrapData;
import org.eclipse.ui.forms.widgets.TableWrapLayout;

public class AssemblyLinksComposite extends Composite {
	private AssemblyLinksList assemblyLinksList;

	private final AssemblyLinkListComposite assemblyLinkListComposite;
	private final AssemblyLinkOverviewComposite assemblyLinkOverviewComposite;
	private final TopologyTreeEditingComposite topologyTreeEditingComposite;

	private final FormToolkit formToolkit = new FormToolkit(Display.getDefault());

	public AssemblyLinksComposite(Composite parent, int style) {
		super(parent, style);
		setLayout(new GridLayout(1, true));

		ScrolledForm scrolledForm = this.formToolkit.createScrolledForm(this);
		scrolledForm.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));
		this.formToolkit.paintBordersFor(scrolledForm);
		{
			TableWrapLayout tableWrapLayout = new TableWrapLayout();
			tableWrapLayout.numColumns = 2;
			tableWrapLayout.makeColumnsEqualWidth = true;
			scrolledForm.getBody().setLayout(tableWrapLayout);
		}

		Section sctnAssemblyList = this.formToolkit.createSection(scrolledForm.getBody(),
				ExpandableComposite.EXPANDED | ExpandableComposite.TWISTIE | ExpandableComposite.TITLE_BAR);
		TableWrapData twd_sctnAssemblyList = new TableWrapData(TableWrapData.FILL, TableWrapData.TOP, 3, 1);
		twd_sctnAssemblyList.valign = TableWrapData.FILL;
		twd_sctnAssemblyList.grabVertical = true;
		twd_sctnAssemblyList.grabHorizontal = true;
		sctnAssemblyList.setLayoutData(twd_sctnAssemblyList);
		this.formToolkit.paintBordersFor(sctnAssemblyList);
		sctnAssemblyList.setText("Assembly Links");

		this.assemblyLinkListComposite = new AssemblyLinkListComposite(sctnAssemblyList, SWT.NONE) {
			@Override
			protected void newAssemblyLinkSelected(AssemblyLink selectedAssemblyLink) {
				AssemblyLinksComposite.this.assemblyLinkOverviewComposite.setAssemblyLink(selectedAssemblyLink);

				if (selectedAssemblyLink != null) {
					AssemblyLinksComposite.this.topologyTreeEditingComposite
							.setRoot(selectedAssemblyLink.getGeometryNode());
				} else {
					AssemblyLinksComposite.this.topologyTreeEditingComposite.setRoot(null);
				}
			}
		};
		this.formToolkit.adapt(this.assemblyLinkListComposite);
		this.formToolkit.paintBordersFor(this.assemblyLinkListComposite);
		sctnAssemblyList.setClient(this.assemblyLinkListComposite);

		// Overview
		Section sctnDemoverview = this.formToolkit.createSection(scrolledForm.getBody(),
				ExpandableComposite.EXPANDED | ExpandableComposite.TWISTIE | ExpandableComposite.TITLE_BAR);
		TableWrapData twd_sctnDemoverview = new TableWrapData(TableWrapData.FILL, TableWrapData.TOP, 3, 1);
		twd_sctnDemoverview.valign = TableWrapData.FILL;
		twd_sctnDemoverview.grabVertical = true;
		twd_sctnDemoverview.grabHorizontal = true;
		sctnDemoverview.setLayoutData(twd_sctnDemoverview);
		this.formToolkit.paintBordersFor(sctnDemoverview);
		sctnDemoverview.setText("Assembly Link Overview");

		this.assemblyLinkOverviewComposite = new AssemblyLinkOverviewComposite(sctnDemoverview, SWT.NONE);
		this.formToolkit.adapt(this.assemblyLinkOverviewComposite);
		this.formToolkit.paintBordersFor(this.assemblyLinkOverviewComposite);
		sctnDemoverview.setClient(this.assemblyLinkOverviewComposite);

		// Topology
		Section sctnTopology = this.formToolkit.createSection(scrolledForm.getBody(),
				ExpandableComposite.EXPANDED | ExpandableComposite.TWISTIE | ExpandableComposite.TITLE_BAR);
		TableWrapData twd_sctnTopology = new TableWrapData(TableWrapData.FILL, TableWrapData.TOP, 1, 2);
		twd_sctnTopology.valign = TableWrapData.FILL;
		twd_sctnTopology.grabVertical = true;
		twd_sctnTopology.grabHorizontal = true;
		sctnTopology.setLayoutData(twd_sctnTopology);
		this.formToolkit.paintBordersFor(sctnTopology);
		sctnTopology.setText("Assembly Link Topology");

		this.topologyTreeEditingComposite = new TopologyTreeEditingComposite(sctnTopology, SWT.NONE, true);
		this.formToolkit.adapt(this.topologyTreeEditingComposite);
		this.formToolkit.paintBordersFor(this.topologyTreeEditingComposite);
		sctnTopology.setClient(this.topologyTreeEditingComposite);

		// Do clean up upon dispose.
		addDisposeListener(new DisposeListener() {
			@Override
			public void widgetDisposed(DisposeEvent arg0) {
				AssemblyLinksComposite.this.assemblyLinksList = null;
			}
		});
	}

	public AssemblyLinksList getAssemblyLinksList() {
		return this.assemblyLinksList;
	}

	public void setAssemblyLinksList(AssemblyLinksList assemblyLinksList) {
		this.assemblyLinksList = assemblyLinksList;

		if (this.assemblyLinkListComposite != null && !this.assemblyLinkListComposite.isDisposed()) {
			if (assemblyLinksList != null) {
				this.assemblyLinkListComposite.setAssemblyLinksList(assemblyLinksList);
			} else {
				this.assemblyLinkListComposite.setAssemblyLinksList(null);
			}
		}

		if (this.assemblyLinkOverviewComposite != null && !this.assemblyLinkOverviewComposite.isDisposed()) {
			if (assemblyLinksList != null && assemblyLinksList.getAssemblyLinks().size() > 0) {
				this.assemblyLinkOverviewComposite.setAssemblyLink(assemblyLinksList.getAssemblyLinks().get(0));
			} else {
				this.assemblyLinkOverviewComposite.setAssemblyLink(null);
			}
		}

		if (this.topologyTreeEditingComposite != null && !this.topologyTreeEditingComposite.isDisposed()) {
			if (assemblyLinksList != null && assemblyLinksList.getAssemblyLinks().size() > 0) {
				this.topologyTreeEditingComposite
						.setRoot(assemblyLinksList.getAssemblyLinks().get(0).getGeometryNode());
			} else {
				this.topologyTreeEditingComposite.setRoot(null);
			}
		}
	}
}