/*******************************************************************************
* Copyright (c) 2004, 2006 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.section;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.impl.AdapterImpl;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.jface.viewers.ColumnWeightData;
import org.eclipse.jface.viewers.ILabelProviderListener;
import org.eclipse.jface.viewers.IStructuredContentProvider;
import org.eclipse.jface.viewers.ITableLabelProvider;
import org.eclipse.jface.viewers.TableLayout;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jst.jsf.facesconfig.emf.FacesConfigPackage;
import org.eclipse.jst.jsf.facesconfig.emf.FacesConfigType;
import org.eclipse.jst.jsf.facesconfig.emf.NavigationCaseType;
import org.eclipse.jst.jsf.facesconfig.emf.NavigationRuleType;
import org.eclipse.jst.jsf.facesconfig.ui.EditorMessages;
import org.eclipse.jst.jsf.facesconfig.ui.page.IFacesConfigPage;
import org.eclipse.jst.jsf.facesconfig.ui.pageflow.PageflowEditor;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableColumn;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.forms.IManagedForm;
import org.eclipse.ui.forms.widgets.FormToolkit;
/**
* @author sfshi
*
*/
public class OverviewNavigationSection extends AbstractOverviewSection {
private static final int COLUMN_WITH = 70;
private OverviewNavigationSectionAdapter overviewNavigationSectionAdapter;
/**
*
* @param parent
* @param managedForm
* @param page
* @param toolkit
*/
public OverviewNavigationSection(Composite parent,
IManagedForm managedForm, IFacesConfigPage page, FormToolkit toolkit) {
super(parent, managedForm, page, toolkit, PageflowEditor.PAGE_ID,
EditorMessages.OverviewPage_NavigationSection_name,
EditorMessages.OverviewPage_NavigationSection_description,
null, null);
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jst.jsf.facesconfig.ui.section.AbstractOverviewSection#configTableViewer(org.eclipse.jface.viewers.TableViewer)
*/
protected void configTableViewer(TableViewer tableViewer1) {
tableViewer1.setContentProvider(new IStructuredContentProvider() {
public Object[] getElements(Object inputElement) {
List navigationCaseList = (List) inputElement;
return navigationCaseList.toArray();
}
public void dispose() {
// nothing to dispose
}
public void inputChanged(Viewer viewer, Object oldInput,
Object newInput) {
// do nothing
}
});
tableViewer1.setLabelProvider(new ITableLabelProvider() {
public Image getColumnImage(Object element, int columnIndex) {
return null;
}
public String getColumnText(Object element, int columnIndex) {
NavigationCaseType navigationCase = (NavigationCaseType) element;
switch (columnIndex) {
case 0:
return ((NavigationRuleType) navigationCase.eContainer())
.getFromViewId() == null ? "" //$NON-NLS-1$
: ((NavigationRuleType) navigationCase.eContainer())
.getFromViewId().getTextContent();
case 1:
return navigationCase.getFromOutcome() == null ? "" //$NON-NLS-1$
: navigationCase.getFromOutcome().getTextContent();
case 2:
return navigationCase.getToViewId() == null ? "" //$NON-NLS-1$
: navigationCase.getToViewId().getTextContent();
}
return null;
}
public void addListener(ILabelProviderListener listener) {
// no listeners?
}
public void dispose() {
// do nothing
}
public boolean isLabelProperty(Object element, String property) {
return false;
}
public void removeListener(ILabelProviderListener listener) {
// no listeners?
}
});
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jst.jsf.facesconfig.ui.section.AbstractOverviewSection#createTable(org.eclipse.swt.widgets.Composite)
*/
protected Table createTable(Composite container) {
Table table = new Table(container, SWT.H_SCROLL | SWT.V_SCROLL
| SWT.FULL_SELECTION | SWT.BORDER | SWT.BORDER);
GridData gd = new GridData(GridData.FILL_BOTH);
gd.horizontalSpan = 1;
gd.heightHint = 100;
table.setLayoutData(gd);
table.setLinesVisible(true);
table.setHeaderVisible(true);
TableLayout tablelayout = new TableLayout();
table.setLayout(tablelayout);
TableColumn column1 = new TableColumn(table, SWT.LEFT);
column1
.setText(EditorMessages.OverviewPage_NavigationSection_table_col1);
// column1.setWidth(COLUMN_WITH);
tablelayout.addColumnData(new ColumnWeightData(1, COLUMN_WITH, true));
// tablelayout.addColumnData(new ColumnWeightData(1, true));
column1.setResizable(true);
TableColumn column2 = new TableColumn(table, SWT.LEFT);
column2
.setText(EditorMessages.OverviewPage_NavigationSection_table_col2);
tablelayout.addColumnData(new ColumnWeightData(1, COLUMN_WITH, true));
// tablelayout.addColumnData(new ColumnWeightData(1, true));
column2.setResizable(true);
// column2.setWidth(COLUMN_WITH);
TableColumn column3 = new TableColumn(table, SWT.LEFT);
column3
.setText(EditorMessages.OverviewPage_NavigationSection_table_col3);
tablelayout.addColumnData(new ColumnWeightData(1, COLUMN_WITH, true));
// tablelayout.addColumnData(new ColumnWeightData(1, true));
column3.setResizable(true);
// column3.setWidth(COLUMN_WITH);
return table;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jst.jsf.facesconfig.ui.section.IFacesConfigSection#refreshAll()
*/
public void refreshAll() {
List navigationCaseList = new ArrayList();
if (getInput() instanceof FacesConfigType) {
List navigationRules = ((FacesConfigType) getInput())
.getNavigationRule();
for (int i = 0, n = navigationRules.size(); i < n; i++) {
NavigationRuleType navigationRule = (NavigationRuleType) navigationRules
.get(i);
navigationCaseList.addAll(navigationRule.getNavigationCase());
}
}
tableViewer.setInput(navigationCaseList);
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jst.jsf.facesconfig.ui.section.AbstractFacesConfigSection#addAdaptersOntoInput(java.lang.Object)
*/
protected void addAdaptersOntoInput(Object newInput) {
FacesConfigType facesConfig = (FacesConfigType) newInput;
addOverviewNavigationSectionAdapter(facesConfig);
for (Iterator it = facesConfig.getNavigationRule().iterator(); it
.hasNext();) {
NavigationRuleType navigationRule = (NavigationRuleType) it.next();
addOverviewNavigationSectionAdapter(navigationRule);
if (navigationRule.getFromViewId() != null) {
addOverviewNavigationSectionAdapter(navigationRule
.getFromViewId());
}
for (Iterator it2 = navigationRule.getNavigationCase().iterator(); it2
.hasNext();) {
NavigationCaseType navigationCase = (NavigationCaseType) it2
.next();
addOverviewNavigationSectionAdapter(navigationCase);
if (navigationCase.getFromOutcome() != null) {
addOverviewNavigationSectionAdapter(navigationCase
.getFromOutcome());
}
if (navigationCase.getToViewId() != null) {
addOverviewNavigationSectionAdapter(navigationCase
.getToViewId());
}
}
}
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jst.jsf.facesconfig.ui.section.AbstractFacesConfigSection#removeAdaptersFromInput(java.lang.Object)
*/
protected void removeAdaptersFromInput(Object oldInput) {
super.removeAdaptersFromInput(oldInput);
FacesConfigType facesConfig = (FacesConfigType) oldInput;
removeOverviewNavigationSectionAdapter(facesConfig);
for (Iterator it = facesConfig.getNavigationRule().iterator(); it
.hasNext();) {
NavigationRuleType navigationRule = (NavigationRuleType) it.next();
removeOverviewNavigationSectionAdapter(navigationRule);
if (navigationRule.getFromViewId() != null) {
removeOverviewNavigationSectionAdapter(navigationRule
.getFromViewId());
}
for (Iterator it2 = navigationRule.getNavigationCase().iterator(); it2
.hasNext();) {
NavigationCaseType navigationCase = (NavigationCaseType) it2
.next();
removeOverviewNavigationSectionAdapter(navigationCase);
if (navigationCase.getFromOutcome() != null) {
removeOverviewNavigationSectionAdapter(navigationCase
.getFromOutcome());
}
if (navigationCase.getToViewId() != null) {
removeOverviewNavigationSectionAdapter(navigationCase
.getToViewId());
}
}
}
}
private void addOverviewNavigationSectionAdapter(EObject object) {
if (EcoreUtil.getExistingAdapter(object,
OverviewNavigationSection.class) == null) {
object.eAdapters().add(getOverviewNavigationSectionAdapter());
}
}
private void removeOverviewNavigationSectionAdapter(EObject object) {
if (object != null && EcoreUtil.getExistingAdapter(object,
OverviewNavigationSection.class) != null) {
object.eAdapters().remove(getOverviewNavigationSectionAdapter());
}
}
private OverviewNavigationSectionAdapter getOverviewNavigationSectionAdapter() {
if (overviewNavigationSectionAdapter == null)
overviewNavigationSectionAdapter = new OverviewNavigationSectionAdapter();
return overviewNavigationSectionAdapter;
}
class OverviewNavigationSectionAdapter extends AdapterImpl {
public boolean isAdapterForType(Object type) {
if (type == OverviewNavigationSection.class)
return true;
return false;
}
public void notifyChanged(Notification msg) {
if ((msg.getFeature() == FacesConfigPackage.eINSTANCE
.getFacesConfigType_NavigationRule()
|| msg.getFeature() == FacesConfigPackage.eINSTANCE
.getNavigationRuleType_NavigationCase()
|| msg.getFeature() == FacesConfigPackage.eINSTANCE
.getNavigationRuleType_FromViewId() || msg
.getFeature() == FacesConfigPackage.eINSTANCE
.getFromViewIdType_TextContent())) {
if (msg.getEventType() == Notification.ADD
|| msg.getEventType() == Notification.SET) {
if (msg.getNewValue() instanceof EObject) {
EObject newObject = (EObject) msg.getNewValue();
addOverviewNavigationSectionAdapter(newObject);
}
}
if (msg.getEventType() == Notification.ADD
|| msg.getEventType() == Notification.REMOVE
|| msg.getEventType() == Notification.SET)
if (Thread.currentThread() == PlatformUI.getWorkbench().getDisplay().getThread()) {
refreshAll();
} else {
PlatformUI.getWorkbench().getDisplay().asyncExec(new Runnable() {
public void run() {
refreshAll();
}
});
}
return;
}
if (msg.getFeature() == FacesConfigPackage.eINSTANCE
.getNavigationCaseType_FromOutcome()
|| msg.getFeature() == FacesConfigPackage.eINSTANCE
.getNavigationCaseType_ToViewId()) {
if (msg.getEventType() == Notification.ADD
|| msg.getEventType() == Notification.SET) {
if (msg.getNewValue() instanceof EObject) {
EObject newObject = (EObject) msg.getNewValue();
addOverviewNavigationSectionAdapter(newObject);
}
}
if (msg.getEventType() == Notification.ADD
|| msg.getEventType() == Notification.REMOVE
|| msg.getEventType() == Notification.SET) {
NavigationCaseType navigationCase = (NavigationCaseType) msg
.getNotifier();
refreshViewerOnUIThread(navigationCase);
}
return;
}
if (msg.getFeature() == FacesConfigPackage.eINSTANCE
.getFromOutcomeType_TextContent()
|| msg.getFeature() == FacesConfigPackage.eINSTANCE
.getToViewIdType_TextContent()) {
if (msg.getEventType() == Notification.ADD
|| msg.getEventType() == Notification.REMOVE
|| msg.getEventType() == Notification.SET) {
NavigationCaseType navigationCase = (NavigationCaseType) ((EObject) msg
.getNotifier()).eContainer();
refreshViewerOnUIThread(navigationCase);
}
return;
}
}
private void refreshViewerOnUIThread(final NavigationCaseType navigationCase) {
if (Thread.currentThread() == PlatformUI.getWorkbench().getDisplay().getThread()) {
tableViewer.refresh(navigationCase);
} else {
PlatformUI.getWorkbench().getDisplay().asyncExec(new Runnable() {
public void run() {
tableViewer.refresh(navigationCase);
}
});
}
}
}
}