/*******************************************************************************
* Copyright (c) 2000, 2005 IBM Corporation and others.
* 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:
* IBM Corporation - initial API and implementation
* Exadel, Inc.
* Red Hat, Inc.
*******************************************************************************/
package org.jboss.tools.common.gef.outline.xpl;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.draw2d.LightweightSystem;
import org.eclipse.draw2d.MarginBorder;
import org.eclipse.draw2d.Viewport;
import org.eclipse.draw2d.parts.ScrollableThumbnail;
import org.eclipse.draw2d.parts.Thumbnail;
import org.eclipse.gef.EditPartViewer;
import org.eclipse.gef.GraphicalViewer;
import org.eclipse.gef.LayerConstants;
import org.eclipse.gef.RootEditPart;
import org.eclipse.gef.editparts.ScalableFreeformRootEditPart;
import org.eclipse.gef.editparts.ZoomManager;
import org.eclipse.gef.ui.parts.ContentOutlinePage;
import org.eclipse.gef.ui.parts.SelectionSynchronizer;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.action.IToolBarManager;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Canvas;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.ui.part.IPageSite;
import org.eclipse.ui.part.PageBook;
public class DiagramContentOutlinePage extends ContentOutlinePage implements IAdaptable {
//Warning: these icons may be moved from xpl!
private static String OUTLINE_ICON_PATH = "outline.gif"; //$NON-NLS-1$
private static String OVERVIEW_ICON_PATH = "overview.gif"; //$NON-NLS-1$
private org.eclipse.ui.views.contentoutline.ContentOutlinePage poutline;
private GraphicalViewer graphicalViewer;
private SelectionSynchronizer selectionSynchronizer;
private PageBook pageBook;
private Control outline;
private Canvas overview;
private IAction showOutlineAction, showOverviewAction;
static final int ID_OUTLINE = 0;
static final int ID_OVERVIEW = 1;
private Thumbnail thumbnail;
IPageSite pSite;
public DiagramContentOutlinePage(EditPartViewer viewer){
super(viewer);
}
public void setTreeOutline(org.eclipse.ui.views.contentoutline.ContentOutlinePage poutline) {
this.poutline = poutline;
}
public void setGraphicalViewer(GraphicalViewer graphicalViewer) {
this.graphicalViewer = graphicalViewer;
}
public GraphicalViewer getGraphicalViewer() {
return graphicalViewer;
}
public void setSelectionSynchronizer(SelectionSynchronizer selectionSynchronizer) {
this.selectionSynchronizer = selectionSynchronizer;
}
public SelectionSynchronizer getSelectionSynchronizer() {
return selectionSynchronizer;
}
public void init(IPageSite pageSite) {
super.init(pageSite);
this.pSite = pageSite;
}
protected void configureOutlineViewer(){
IToolBarManager tbm = getSite().getActionBars().getToolBarManager();
IMenuManager mm = getSite().getActionBars().getMenuManager();
showOutlineAction = new Action() {
public void run() {
showPage(ID_OUTLINE);
}
};
showOutlineAction.setImageDescriptor(ImageDescriptor.createFromFile(getClass(), OUTLINE_ICON_PATH));
showOutlineAction.setToolTipText(GEFUIMessages.TREE);
tbm.add(showOutlineAction);
showOutlineAction.setText(GEFUIMessages.SHOW_TREE);
mm.add(showOutlineAction);
showOverviewAction = new Action() {
public void run() {
showPage(ID_OVERVIEW);
}
};
showOverviewAction.setToolTipText(GEFUIMessages.DIAGRAM_NAVIGATOR);
showOverviewAction.setImageDescriptor(ImageDescriptor.createFromFile(getClass(), OVERVIEW_ICON_PATH));
tbm.add(showOverviewAction);
showOverviewAction.setText(GEFUIMessages.SHOW_DIAGRAM_NAVIGATOR);
mm.add(showOverviewAction);
showPage(ID_OUTLINE);
}
public void createControl(Composite parent){
pageBook = new PageBook(parent, SWT.NONE);
poutline.init(pSite);
poutline.createControl(pageBook);
outline = poutline.getControl();
overview = new Canvas(pageBook, SWT.NONE);
pageBook.showPage(outline);
configureOutlineViewer();
hookOutlineViewer();
initializeOutlineViewer();
}
public void dispose(){
if(poutline != null) {
// poutline.dispose();
// poutline = null;
}
unhookOutlineViewer();
if (thumbnail != null)
thumbnail.deactivate();
super.dispose();
}
public Object getAdapter(Class type) {
if (type == ZoomManager.class){
return ((ScalableFreeformRootEditPart)getGraphicalViewer().getRootEditPart()).getZoomManager();
}
return null;
}
public Control getControl() {
return pageBook;
}
protected void hookOutlineViewer(){
getSelectionSynchronizer().addViewer(getViewer());
}
protected void initializeOutlineViewer(){
//getViewer().setContents(getLogicDiagram());
}
protected void initializeOverview() {
LightweightSystem lws = new LightweightSystem(overview);
RootEditPart rep = getGraphicalViewer().getRootEditPart();
if (rep instanceof ScalableFreeformRootEditPart) {
ScalableFreeformRootEditPart root = (ScalableFreeformRootEditPart)rep;
thumbnail = new ScrollableThumbnail((Viewport)root.getFigure());
thumbnail.setBorder(new MarginBorder(3));
thumbnail.setSource(root.getLayer(LayerConstants.PRINTABLE_LAYERS));
lws.setContents(thumbnail);
}
}
protected void showPage(int id) {
if (id == ID_OUTLINE) {
showOutlineAction.setChecked(true);
showOverviewAction.setChecked(false);
pageBook.showPage(outline);
if (thumbnail != null)
thumbnail.setVisible(false);
} else if (id == ID_OVERVIEW) {
if (thumbnail == null)
initializeOverview();
showOutlineAction.setChecked(false);
showOverviewAction.setChecked(true);
pageBook.showPage(overview);
thumbnail.setVisible(true);
}
}
protected void unhookOutlineViewer() {
getSelectionSynchronizer().removeViewer(getViewer());
}
}