/**
* <copyright>
* </copyright>
*
*
*/
package org.reuseware.air.language.abstractsyntax.resource.as.ui;
/**
* Simple Outline Page using the ReflectiveItemAdapters provided by EMF
*/
public class AsOutlinePage extends org.eclipse.ui.part.Page implements org.eclipse.jface.viewers.ISelectionProvider, org.eclipse.jface.viewers.ISelectionChangedListener, org.eclipse.ui.views.contentoutline.IContentOutlinePage {
private org.reuseware.air.language.abstractsyntax.resource.as.ui.AsEditor editor;
private org.eclipse.jface.viewers.TreeViewer treeViewer;
private org.eclipse.core.runtime.ListenerList selectionChangedListeners = new org.eclipse.core.runtime.ListenerList();
public AsOutlinePage(org.reuseware.air.language.abstractsyntax.resource.as.ui.AsEditor textEditor) {
super();
this.editor = textEditor;
}
public void createControl(org.eclipse.swt.widgets.Composite parent) {
treeViewer = new org.reuseware.air.language.abstractsyntax.resource.as.ui.AsOutlinePageTreeViewer(parent, org.eclipse.swt.SWT.MULTI | org.eclipse.swt.SWT.H_SCROLL | org.eclipse.swt.SWT.V_SCROLL);
Object[] listeners = selectionChangedListeners.getListeners();
for (int i = 0; i < listeners.length; ++i) {
org.eclipse.jface.viewers.ISelectionChangedListener l = (org.eclipse.jface.viewers.ISelectionChangedListener) listeners[i];
treeViewer.addSelectionChangedListener(l);
}
selectionChangedListeners.clear();
org.eclipse.emf.edit.provider.ComposedAdapterFactory adapterFactory = new org.eclipse.emf.edit.provider.ComposedAdapterFactory(org.eclipse.emf.edit.provider.ComposedAdapterFactory.Descriptor.Registry.INSTANCE);
adapterFactory.addAdapterFactory(new org.eclipse.emf.edit.provider.resource.ResourceItemProviderAdapterFactory());
adapterFactory.addAdapterFactory(new org.eclipse.emf.ecore.provider.EcoreItemProviderAdapterFactory());
adapterFactory.addAdapterFactory(new org.eclipse.emf.edit.provider.ReflectiveItemProviderAdapterFactory());
org.eclipse.emf.edit.ui.provider.AdapterFactoryContentProvider contentProvider = new org.eclipse.emf.edit.ui.provider.AdapterFactoryContentProvider(adapterFactory);
treeViewer.setAutoExpandLevel(3);
treeViewer.setContentProvider(contentProvider);
treeViewer.setLabelProvider(new org.eclipse.emf.edit.ui.provider.AdapterFactoryLabelProvider(adapterFactory));
org.eclipse.emf.ecore.resource.ResourceSet resourceSet = editor.getResourceSet();
org.eclipse.emf.common.util.EList<org.eclipse.emf.ecore.resource.Resource> resources = resourceSet.getResources();
treeViewer.setInput(resources.get(0));
if (!resources.isEmpty()) {
// Select the root object in the view.
treeViewer.setSelection(new org.eclipse.jface.viewers.StructuredSelection(resources.get(0)), true);
}
}
public void addSelectionChangedListener(org.eclipse.jface.viewers.ISelectionChangedListener listener) {
if (getTreeViewer() == null) {
selectionChangedListeners.add(listener);
} else {
getTreeViewer().addSelectionChangedListener(listener);
}
}
public org.eclipse.swt.widgets.Control getControl() {
if (treeViewer == null) {
return null;
}
return treeViewer.getControl();
}
public org.eclipse.jface.viewers.ISelection getSelection() {
if (treeViewer == null) {
return org.eclipse.jface.viewers.StructuredSelection.EMPTY;
}
return treeViewer.getSelection();
}
/**
* Returns this page's tree viewer.
*
* @return this page's tree viewer, or <code>null</code> if
* <code>createControl</code> has not been called yet
*/
protected org.eclipse.jface.viewers.TreeViewer getTreeViewer() {
return treeViewer;
}
public void init(org.eclipse.ui.part.IPageSite pageSite) {
super.init(pageSite);
}
public void removeSelectionChangedListener(org.eclipse.jface.viewers.ISelectionChangedListener listener) {
if (getTreeViewer() == null) {
selectionChangedListeners.remove(listener);
} else {
getTreeViewer().removeSelectionChangedListener(listener);
}
}
public void selectionChanged(org.eclipse.jface.viewers.SelectionChangedEvent event) {
if (getTreeViewer() != null) {
getTreeViewer().setSelection(event.getSelection(), true);
}
}
/**
* Sets focus to a part in the page.
*/
public void setFocus() {
treeViewer.getControl().setFocus();
}
public void setSelection(org.eclipse.jface.viewers.ISelection selection) {
if (treeViewer != null) {
treeViewer.setSelection(selection);
}
}
}