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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.widgets;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import org.eclipse.jface.viewers.ArrayContentProvider;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.osee.framework.skynet.core.artifact.Artifact;
import org.eclipse.osee.framework.ui.skynet.ArtifactLabelProvider;
import org.eclipse.osee.framework.ui.skynet.artifact.ArtifactTransfer;
import org.eclipse.osee.framework.ui.skynet.util.SkynetDragAndDrop;
import org.eclipse.swt.SWT;
import org.eclipse.swt.dnd.DND;
import org.eclipse.swt.dnd.DropTargetEvent;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.swt.widgets.MenuItem;
/**
* @author Ryan D. Brooks
*/
public class XListDropViewer extends XListViewer {
private MenuItem removeFromMenuItem;
private TableViewer myTableViewer;
private ArrayContentProvider myArrayContentProvider = null;
private ArtifactLabelProvider myArtifactLabelProvider = null;
public XListDropViewer(String displayLabel) {
super(displayLabel);
this.myArrayContentProvider = new ArrayContentProvider();
setContentProvider(this.myArrayContentProvider);
this.myArtifactLabelProvider = new ArtifactLabelProvider();
setLabelProvider(this.myArtifactLabelProvider);
}
@Override
protected void createControls(Composite parent, int horizontalSpan) {
Menu popupMenu = new Menu(parent);
setMultiSelect(true);
super.setListMenu(popupMenu);
super.createControls(parent, horizontalSpan);
new XDragAndDrop();
this.myTableViewer = super.getTableViewer();
// popupMenu.addMenuListener(new MenuEnablingListener());
createRemoveFromMenuItem(popupMenu);
myTableViewer.getTable().setMenu(popupMenu);
}
private void createRemoveFromMenuItem(Menu popupMenu) {
removeFromMenuItem = new MenuItem(popupMenu, SWT.PUSH);
removeFromMenuItem.setText("Remove From This Blam's Parameters ");
removeFromMenuItem.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent event) {
IStructuredSelection structuredSelection = (IStructuredSelection) myTableViewer.getSelection();
Iterator<?> iterator = structuredSelection.iterator();
Object orginalInput = getInput();
Collection<Object> modList = getCollectionInput();
while (iterator.hasNext()) {
modList.remove(iterator.next());
}
myArrayContentProvider.inputChanged(myTableViewer, orginalInput, modList);
refresh();
}
});
}
/**
* Adds artifacts to the viewer's input.
*
* @param artifacts
*/
public void addToInput(Artifact... artifacts) {
ArrayList<Object> objects = new ArrayList<Object>();
for (Artifact artifact : artifacts) {
objects.add(artifact);
}
if (getInput() == null) {
setInput(objects);
} else {
add(objects);
updateListWidget();
}
notifyXModifiedListeners();
}
@Override
public Object getData() {
return getInput();
}
private class XDragAndDrop extends SkynetDragAndDrop {
public XDragAndDrop() {
super(null, getControl(), "viewId");
}
@Override
public void performDragOver(DropTargetEvent event) {
if (ArtifactTransfer.getInstance().isSupportedType(event.currentDataType)) {
event.detail = DND.DROP_COPY;
}
}
@Override
public Artifact[] getArtifacts() {
return null;
}
@Override
public void performArtifactDrop(Artifact[] dropArtifacts) {
addToInput(dropArtifacts);
}
}
}
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