org.eclipse.eatop.examples.graphicaleditor.depd.features.views.SafetyGoalTitleAreaDialogview.java Source code

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Here is the source code for org.eclipse.eatop.examples.graphicaleditor.depd.features.views.SafetyGoalTitleAreaDialogview.java

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/**
 * <copyright>
 *  
 * Copyright (c) 2014 Continental AG and others.
 * All rights reserved. This program and the accompanying materials are made
 * available under the terms of the Eclipse Public License 
 * which accompanies this distribution, and is
 * available at http://www.eclipse.org/org/documents/epl-v10.php
 *  
 * Contributors: 
 *     Continental AG - Initial API and implementation
 *  
 * </copyright>
 * 
 */
package org.eclipse.eatop.examples.graphicaleditor.depd.features.views;

import java.util.ArrayList;
import java.util.List;

import org.eclipse.eatop.eastadl21.Requirement;
import org.eclipse.eatop.eastadl21.SafetyGoal;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.jface.dialogs.TitleAreaDialog;
import org.eclipse.jface.viewers.DoubleClickEvent;
import org.eclipse.jface.viewers.IDoubleClickListener;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.KeyAdapter;
import org.eclipse.swt.events.KeyEvent;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;

public class SafetyGoalTitleAreaDialogview extends TitleAreaDialog {
    private Image image;
    SafetyGoal saftyob;

    public SafetyGoalTitleAreaDialogview(Shell parentShell, EObject ob) {
        super(parentShell);
        setShellStyle(getShellStyle() | SWT.MAX | SWT.RESIZE);
        saftyob = (SafetyGoal) ob;
    }

    @Override
    protected Control createContents(Composite parent) {
        Control contents = super.createContents(parent);

        setTitle("SafetyGoal");
        setMessage("SafetyRequirements");

        if (image != null)
            setTitleImage(image);

        return contents;
    }

    public void CreateTreeView() {

    }

    protected Control createDialogArea(Composite parent) {
        Composite composite = (Composite) super.createDialogArea(parent);

        // YOUR LINE HERE!
        Label line = new Label(parent, SWT.SEPARATOR | SWT.HORIZONTAL);
        line.setLayoutData(new GridData(SWT.FILL, SWT.END, true, true));

        final TreeViewer viewer;
        viewer = new TreeViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
        List<SafetyGoal> sgs = new ArrayList<SafetyGoal>();

        sgs.add(saftyob);

        // Provide the input to the ContentProvider
        viewer.setContentProvider(new RequirementsContentProvider(saftyob));
        viewer.setLabelProvider(new RequirementsLabelProvider(saftyob));
        viewer.setSorter(new RequirementSorter());
        // Expand the tree
        viewer.setAutoExpandLevel(3);
        viewer.setInput(sgs.toArray());

        viewer.getTree().setLayoutData(new GridData(GridData.FILL_BOTH));//
        // viewer.getTree().setLayoutData(new GridData(SWT.FILL,SWT.FILL,true,true,1,1));
        // Add a doubleclicklistenerObject[] elements;Object[]
        viewer.addDoubleClickListener(new IDoubleClickListener() {

            @Override
            public void doubleClick(DoubleClickEvent event) {
                TreeViewer viewer = (TreeViewer) event.getViewer();
                IStructuredSelection thisSelection = (IStructuredSelection) event.getSelection();
                Object selectedNode = thisSelection.getFirstElement();
                viewer.setExpandedState(selectedNode, !viewer.getExpandedState(selectedNode));
            }

        });

        viewer.getTree().addKeyListener(new KeyAdapter() {
            @Override
            public void keyReleased(final KeyEvent e) {
                if (e.keyCode == SWT.DEL) {
                    final IStructuredSelection selection = (IStructuredSelection) viewer.getSelection();
                    if (selection.getFirstElement() instanceof Requirement) {
                        Requirement o = (Requirement) selection.getFirstElement();
                        // TODO Delete the selected element from the model
                    }

                }
            }
        });

        return composite;
    }

}