/*
* 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.mapping.ui.actions;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.PlatformUI;
import org.teiid.core.designer.ModelerCoreException;
import org.teiid.designer.core.ModelerCore;
import org.teiid.designer.transformation.ui.UiConstants;
import org.teiid.designer.ui.common.eventsupport.SelectionUtilities;
import org.teiid.designer.ui.viewsupport.ModelUtilities;
/**
* CopyAction
*
* @since 8.0
*/
public class CopyAction
extends MappingAction
implements UiConstants
{
//============================================================================================================================
// Constants
private static final String PROBLEM = "CopyAction.problem"; //$NON-NLS-1$
//============================================================================================================================
// Constructors
/**
* Construct an instance of CopyAction.
*
*/
public CopyAction(EObject transformationEObject) {
super(transformationEObject);
final ISharedImages imgs = PlatformUI.getWorkbench().getSharedImages();
setImageDescriptor(imgs.getImageDescriptor(ISharedImages.IMG_TOOL_COPY));
setDisabledImageDescriptor(imgs.getImageDescriptor(ISharedImages.IMG_TOOL_COPY_DISABLED));
}
//============================================================================================================================
// ISelectionListener Methods
/**
* @see org.eclipse.ui.ISelectionListener#selectionChanged(IWorkbenchPart, ISelection)
* @since 4.0
*/
@Override
public void selectionChanged(final IWorkbenchPart part, final ISelection selection) {
// sample code:
super.selectionChanged(part, selection);
determineEnablement();
}
//============================================================================================================================
// Action Methods
/**
* @see org.eclipse.jface.action.Action#run()
* @since 4.0
*/
@Override
protected void doRun() {
String objectString = null;
List lstObjs = SelectionUtilities.getSelectedEObjects(getSelection());
if (lstObjs.size() == 1) {
EObject obj = (EObject)lstObjs.get(0);
ILabelProvider ilp = ModelUtilities.getEMFLabelProvider();
objectString = ilp.getText(obj);
} else {
objectString = "" + lstObjs.size(); //$NON-NLS-1$
}
try {
if( lstObjs.size() == 1 ) {
EObject obj = (EObject)lstObjs.get(0);
ModelerCore.getModelEditor().copyToClipboard(obj);
} else {
ModelerCore.getModelEditor().copyAllToClipboard(lstObjs);
}
} catch (final ModelerCoreException err) {
final String msg = Util.getString(PROBLEM, objectString);
getPluginUtils().log(IStatus.ERROR, err, msg);
}
determineEnablement();
}
/**
* @since 4.0
*/
private void determineEnablement() {
boolean enable = false;
if( !isReadOnly() ) {
List sourceEObjects = null;
if (SelectionUtilities.isSingleSelection(getSelection())) {
sourceEObjects = new ArrayList(1);
Object o = SelectionUtilities.getSelectedObject(getSelection());
sourceEObjects.add(o);
} else if (SelectionUtilities.isMultiSelection(getSelection())) {
sourceEObjects = SelectionUtilities.getSelectedEObjects(getSelection());
}
enable = MappingGlobalActionsManager.canCopy(sourceEObjects );
}
setEnabled(enable);
}
}