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/*******************************************************************************
* Copyright (c) 2004, 2007 Boeing.
* 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:
* Boeing - initial API and implementation
*******************************************************************************/
package org.eclipse.osee.framework.ui.skynet.artifact.editor.sections;
import org.eclipse.osee.framework.ui.skynet.RelationsComposite;
import org.eclipse.osee.framework.ui.skynet.artifact.editor.AbstractArtifactEditor;
import org.eclipse.osee.framework.ui.skynet.artifact.editor.ArtifactEditor;
import org.eclipse.osee.framework.ui.skynet.artifact.editor.pages.ArtifactFormPage;
import org.eclipse.osee.framework.ui.skynet.util.ArtifactDragAndDrop;
import org.eclipse.osee.framework.ui.swt.ALayout;
import org.eclipse.osee.framework.ui.swt.Displays;
import org.eclipse.osee.framework.ui.swt.Widgets;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.MouseEvent;
import org.eclipse.swt.events.MouseListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.ui.forms.IManagedForm;
import org.eclipse.ui.forms.widgets.FormToolkit;
import org.eclipse.ui.forms.widgets.Section;
/**
* @author Roberto E. Escobar
*/
public class RelationsFormSection extends ArtifactEditorFormSection {
private RelationsComposite relationComposite;
private boolean sectionCreated = false;
public RelationsFormSection(AbstractArtifactEditor editor, Composite parent, FormToolkit toolkit, int style) {
super(editor, parent, toolkit, style);
}
@Override
public void initialize(IManagedForm form) {
super.initialize(form);
final FormToolkit toolkit = form.getToolkit();
final Section section = getSection();
section.setText("Relations");
section.setLayout(new GridLayout());
section.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
// Only load when users selects section
section.addListener(SWT.Activate, new Listener() {
@Override
public void handleEvent(Event e) {
createSection(section, toolkit);
}
});
}
protected synchronized void createSection(Section section, FormToolkit toolkit) {
if (sectionCreated) {
return;
}
Composite sectionBody = toolkit.createComposite(section, toolkit.getBorderStyle());
sectionBody.setLayout(ALayout.getZeroMarginLayout());
sectionBody.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
Label dragDropLabel = new Label(sectionBody, SWT.BORDER);
dragDropLabel.setText("Click here to drag this \"" + getEditorInput().getArtifact().getArtifactTypeName() + "\"");
GridData gd = new GridData(GridData.FILL_BOTH);
gd.heightHint = 25;
dragDropLabel.setLayoutData(gd);
addDragAndDrop(dragDropLabel);
toolkit.adapt(dragDropLabel, true, true);
relationComposite = new RelationsComposite(getEditor(), sectionBody, SWT.NONE, getEditorInput().getArtifact());
relationComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
section.setClient(sectionBody);
toolkit.paintBordersFor(section);
relationComposite.getTreeViewer().getTree().addMouseListener(new MouseListener() {
private void redrawPage() {
Displays.ensureInDisplayThread(new Runnable() {
@Override
public void run() {
relationComposite.layout();
relationComposite.getParent().layout();
getManagedForm().reflow(true);
}
});
}
@Override
public void mouseDoubleClick(MouseEvent e) {
// do nothing
}
@Override
public void mouseDown(MouseEvent e) {
redrawPage();
}
@Override
public void mouseUp(MouseEvent e) {
// do nothing
}
});
sectionCreated = true;
}
protected void handleExpandAndCollapse() {
((ArtifactFormPage) getEditor().getSelectedPage()).refresh();
}
protected void addDragAndDrop(Control dropArea) {
new ArtifactDragAndDrop(dropArea, getEditorInput().getArtifact(), ArtifactEditor.EDITOR_ID);
}
public RelationsComposite getRelationComposite() {
return relationComposite;
}
@Override
public void refresh() {
super.refresh();
Displays.ensureInDisplayThread(new Runnable() {
@Override
public void run() {
if (Widgets.isAccessible(relationComposite)) {
relationComposite.refresh();
}
}
});
}
@Override
public void dispose() {
if (Widgets.isAccessible(relationComposite)) {
relationComposite.dispose();
}
super.dispose();
}
}
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