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/*******************************************************************************
* Copyright (c) 2004, 2005 Sybase, Inc. 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:
* Sybase, Inc. - initial API and implementation
*******************************************************************************/
package org.eclipse.jst.jsf.facesconfig.ui.page.detail;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.ISelectionProvider;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jst.jsf.facesconfig.ui.page.FacesConfigMasterDetailPage;
import org.eclipse.jst.jsf.facesconfig.ui.section.IFacesConfigSection;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.forms.AbstractFormPart;
import org.eclipse.ui.forms.IDetailsPage;
import org.eclipse.ui.forms.IFormPart;
import org.eclipse.ui.forms.IManagedForm;
import org.eclipse.ui.forms.widgets.FormToolkit;
/**
* The detail part of a page. It contains several IFacesConfigSection instances.
*
* @author sfshi
*
*/
public abstract class FacesConfigDetailsPage extends AbstractFormPart implements
IDetailsPage, ISelectionProvider, ISelectionChangedListener {
private FacesConfigMasterDetailPage page;
private IFacesConfigSection[] detailSections;
private List selectionChangedListeners = new ArrayList();
/**
* @param page
*/
public FacesConfigDetailsPage(FacesConfigMasterDetailPage page) {
super();
this.page = page;
}
public void createContents(Composite parent) {
GridLayout layout = new GridLayout();
layout.marginWidth = 0;
layout.marginHeight = 0;
parent.setLayout(layout);
parent.setLayoutData(new GridData(GridData.FILL_BOTH));
FormToolkit toolkit = getManagedForm().getToolkit();
Composite detailsContainer = toolkit.createComposite(parent);
toolkit.paintBordersFor(detailsContainer);
detailsContainer.setLayoutData(new GridData(GridData.FILL_BOTH));
GridLayout gl = new GridLayout();
gl.verticalSpacing = 0;
gl.marginHeight = 0;
detailsContainer.setLayout(gl);
detailSections = createDetailSections(detailsContainer,
getManagedForm(), toolkit, page);
if (detailSections != null) {
for (int i = 0, n = detailSections.length; i < n; i++) {
detailSections[i].initialize();
if (detailSections[i] instanceof ISelectionProvider) {
((ISelectionProvider) detailSections[i])
.addSelectionChangedListener(this);
}
}
}
}
/**
* create the sub detail sections and set layout data for them.
*
* @param composite
* @param managedForm
* @param toolkit
* @param page_
* @return the detail sections
*/
abstract protected IFacesConfigSection[] createDetailSections(
Composite composite, IManagedForm managedForm, FormToolkit toolkit,
FacesConfigMasterDetailPage page_);
/**
*
*/
public void selectionChanged(IFormPart part, ISelection selection) {
Object selectedItem = ((StructuredSelection) selection)
.getFirstElement();
if (detailSections != null) {
for (int i = 0, n = detailSections.length; i < n; i++) {
IFacesConfigSection aSection = detailSections[i];
aSection.setInput(selectedItem);
}
}
}
/**
* @return the master/detail page for this page
*/
public FacesConfigMasterDetailPage getPage() {
return page;
}
public void refresh() {
super.refresh();
if (detailSections != null) {
for (int i = 0, n = detailSections.length; i < n; i++) {
detailSections[i].refresh();
}
}
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.viewers.ISelectionChangedListener#selectionChanged(org.eclipse.jface.viewers.SelectionChangedEvent)
*/
public void selectionChanged(SelectionChangedEvent event) {
for (Iterator listeners = selectionChangedListeners.iterator(); listeners
.hasNext();) {
ISelectionChangedListener listener = (ISelectionChangedListener) listeners
.next();
listener.selectionChanged(new SelectionChangedEvent(this, event
.getSelection()));
}
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.viewers.ISelectionProvider#addSelectionChangedListener(org.eclipse.jface.viewers.ISelectionChangedListener)
*/
public void addSelectionChangedListener(ISelectionChangedListener listener) {
selectionChangedListeners.add(listener);
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.viewers.ISelectionProvider#getSelection()
*/
public ISelection getSelection() {
return StructuredSelection.EMPTY;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.viewers.ISelectionProvider#removeSelectionChangedListener(org.eclipse.jface.viewers.ISelectionChangedListener)
*/
public void removeSelectionChangedListener(
ISelectionChangedListener listener) {
selectionChangedListeners.remove(listener);
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.viewers.ISelectionProvider#setSelection(org.eclipse.jface.viewers.ISelection)
*/
public void setSelection(ISelection selection) {
// no selection allowed
}
}
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