bundles/common/org.eclipse.apogy.common.topology.ui/src/org/eclipse/apogy/common/topology/ui/composites/TopologyTreeEditingComposite.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 - initial API and implementation
 *     Regent L'Archeveque,
 *     Sebastien Gemme
 * 
 * SPDX-License-Identifier: EPL-1.0
 *******************************************************************************/
package org.eclipse.apogy.common.topology.ui.composites;

import org.eclipse.apogy.common.topology.Node;
import org.eclipse.swt.SWT;
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.swt.widgets.Label;
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 TopologyTreeEditingComposite extends Composite {
	protected Node root;

	protected TopologyTreeComposite topologyTreeComposite;
	protected NodeOverviewComposite nodeOverviewComposite;
	protected NodeDetailsComposite nodeDetailsComposite;

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

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

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

		Section sctnTopology = this.formToolkit.createSection(scrldfrmDEM.getBody(),
				ExpandableComposite.EXPANDED | ExpandableComposite.TWISTIE | ExpandableComposite.TITLE_BAR);
		TableWrapData twd_sctnDemlist = new TableWrapData(TableWrapData.FILL, TableWrapData.TOP, 3, 1);
		twd_sctnDemlist.valign = TableWrapData.FILL;
		twd_sctnDemlist.grabVertical = true;
		twd_sctnDemlist.grabHorizontal = true;
		sctnTopology.setLayoutData(twd_sctnDemlist);
		this.formToolkit.paintBordersFor(sctnTopology);
		sctnTopology.setText("Topology");

		this.topologyTreeComposite = new TopologyTreeComposite(sctnTopology, SWT.NONE, editingEnabled) {
			@Override
			protected void newSelection(Node node) {
				TopologyTreeEditingComposite.this.nodeOverviewComposite.setNode(node);
				TopologyTreeEditingComposite.this.nodeDetailsComposite.setNode(node);
				nodeSelected(node);
			}
		};

		GridData gd_topologyTreeComposite = new GridData(SWT.FILL, SWT.FILL, true, true);
		this.topologyTreeComposite.setLayoutData(gd_topologyTreeComposite);

		this.formToolkit.adapt(this.topologyTreeComposite);
		this.formToolkit.paintBordersFor(this.topologyTreeComposite);
		sctnTopology.setClient(this.topologyTreeComposite);

		Section sctnDemoverview = this.formToolkit.createSection(scrldfrmDEM.getBody(),
				ExpandableComposite.EXPANDED | ExpandableComposite.TWISTIE | ExpandableComposite.TITLE_BAR);
		this.formToolkit.paintBordersFor(sctnDemoverview);
		sctnDemoverview.setText("Node Overview");

		this.nodeOverviewComposite = new NodeOverviewComposite(sctnDemoverview, SWT.NONE);
		this.formToolkit.adapt(this.nodeOverviewComposite);
		this.formToolkit.paintBordersFor(this.nodeOverviewComposite);
		sctnDemoverview.setClient(this.nodeOverviewComposite);

		Section sctnDemdetails = this.formToolkit.createSection(scrldfrmDEM.getBody(),
				ExpandableComposite.EXPANDED | ExpandableComposite.TWISTIE | ExpandableComposite.TITLE_BAR);
		this.formToolkit.paintBordersFor(sctnDemdetails);
		sctnDemdetails.setText("Node Details");

		this.nodeDetailsComposite = new NodeDetailsComposite(sctnDemdetails, SWT.NONE);
		this.formToolkit.adapt(this.nodeDetailsComposite);
		this.formToolkit.paintBordersFor(this.nodeDetailsComposite);
		sctnDemdetails.setClient(this.nodeDetailsComposite);
		new Label(this, SWT.NONE);
	}

	public void selectNode(Node selectedNode) {
		if (this.topologyTreeComposite != null && !this.topologyTreeComposite.isDisposed()) {
			this.topologyTreeComposite.selectNode(selectedNode);
		}

		nodeSelected(selectedNode);
	}

	public Node getRoot() {
		return this.root;
	}

	public void setRoot(Node newNode) {
		this.root = newNode;

		if (this.topologyTreeComposite != null && !this.topologyTreeComposite.isDisposed())
			this.topologyTreeComposite.setRoot(newNode);
		if (this.nodeDetailsComposite != null && !this.nodeDetailsComposite.isDisposed())
			this.nodeDetailsComposite.setNode(newNode);
	}

	protected void nodeSelected(Node node) {
	}
}