/*
* JBoss, Home of Professional Open Source.
*
* See the LEGAL.txt file distributed with this work for information regarding copyright ownership and licensing.
*
* See the AUTHORS.txt file distributed with this work for a full listing of individual contributors.
*/
package org.teiid.designer.transformation.ui.actions;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.emf.ecore.EObject;
import org.teiid.designer.core.workspace.ModelResource;
import org.teiid.designer.core.workspace.ModelWorkspaceException;
import org.teiid.designer.diagram.ui.DiagramUiConstants;
import org.teiid.designer.diagram.ui.DiagramUiPlugin;
import org.teiid.designer.diagram.ui.actions.DiagramEditorAction;
import org.teiid.designer.diagram.ui.model.DiagramModelNode;
import org.teiid.designer.metamodels.diagram.Diagram;
import org.teiid.designer.transformation.ui.PluginConstants;
import org.teiid.designer.transformation.ui.UiConstants;
import org.teiid.designer.ui.common.util.UiUtil;
import org.teiid.designer.ui.editors.ModelEditorManager;
import org.teiid.designer.ui.viewsupport.ModelUtilities;
/**
* ShowParentDiagramAction
*
* @since 8.0
*/
public class ShowParentDiagramAction extends DiagramEditorAction {
private static final String textString = "org.teiid.designer.transformation.ui.actions.ShowParentDiagramAction.text"; //$NON-NLS-1$
private static final String toolTipString = "org.teiid.designer.transformation.ui.actions.ShowParentDiagramAction.toolTip"; //$NON-NLS-1$
/**
* Construct an instance of ShowParentDiagramAction.
*
*/
public ShowParentDiagramAction() {
super();
setImageDescriptor(DiagramUiPlugin.getDefault().getImageDescriptor(DiagramUiConstants.Images.UP_PACKAGE_DIAGRAM));
setToolTipText(UiConstants.Util.getString(toolTipString));
setText(UiConstants.Util.getString(textString));
setEnabled(false);
}
/* (non-Javadoc)
* see org.teiid.designer.ui.common.actions.AbstractAction#doRun()
*/
@Override
protected void doRun() {
if( editor != null ) {
Diagram diagram = getParentDiagram();
if( diagram != null ) {
// Mark current navigation location using current open object
UiUtil.getWorkbenchPage().getNavigationHistory().markLocation(editor);
ModelEditorManager.closeObjectEditor();
editor.openContext(diagram);
}
}
determineEnablement();
}
public void determineEnablement() {
if( editor != null ) {
Diagram diagram = getParentDiagram();
if( diagram != null )
setEnabled(true);
else
setEnabled(false);
}
}
private Diagram getParentDiagram() {
Diagram parentPackageDiagram = null;
DiagramModelNode diagramNode = editor.getCurrentModel();
if( diagramNode != null ) {
Diagram currentDiagram = (Diagram)diagramNode.getModelObject();
EObject diagramTarget = currentDiagram.getTarget(); // SHould be virtual group
if( diagramTarget != null &&
diagramTarget.eResource() != null &&
currentDiagram.getType() != null ) {
if( currentDiagram.getType().equals(PluginConstants.TRANSFORMATION_DIAGRAM_TYPE_ID) ||
currentDiagram.getType().equals(PluginConstants.DEPENDENCY_DIAGRAM_TYPE_ID) ) {
ModelResource modelResource = ModelUtilities.getModelResourceForModelObject(currentDiagram);
if( modelResource != null ) {
Object parentObject = diagramTarget.eContainer();
if( parentObject != null && parentObject instanceof EObject ) {
try {
// get diagrams and find package diagram.
List diagramList = new ArrayList(modelResource.getModelDiagrams().getDiagrams((EObject)parentObject));
Iterator iter = diagramList.iterator();
Diagram nextDiagram = null;
while( iter.hasNext() && parentPackageDiagram == null ) {
nextDiagram = (Diagram)iter.next();
if( nextDiagram.getType() != null &&
nextDiagram.getType().equals(org.teiid.designer.diagram.ui.PluginConstants.PACKAGE_DIAGRAM_TYPE_ID) )
parentPackageDiagram = nextDiagram;
}
} catch (ModelWorkspaceException e) {
String message = "ShowParentDiagramAction cannot find parent package diagram"; //$NON-NLS-1$
DiagramUiConstants.Util.log(IStatus.ERROR, e, message);
}
} else if( parentObject == null ) {
// This is a package under a model, so..... get the diagram for the resource?
try {
// get diagrams and find package diagram.
List diagramList = new ArrayList(modelResource.getModelDiagrams().getDiagrams(null));
Iterator iter = diagramList.iterator();
Diagram nextDiagram = null;
while( iter.hasNext() && parentPackageDiagram == null ) {
nextDiagram = (Diagram)iter.next();
if( nextDiagram.getType() != null &&
nextDiagram.getType().equals(org.teiid.designer.diagram.ui.PluginConstants.PACKAGE_DIAGRAM_TYPE_ID) )
parentPackageDiagram = nextDiagram;
}
} catch (ModelWorkspaceException e) {
String message = "ShowParentDiagramAction cannot find parent package diagram"; //$NON-NLS-1$
DiagramUiConstants.Util.log(IStatus.ERROR, e, message);
}
}
}
}
}
}
return parentPackageDiagram;
}
}