/*******************************************************************************
* 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.section;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.resources.IProject;
import org.eclipse.emf.common.command.Command;
import org.eclipse.emf.common.command.CompoundCommand;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.edit.command.AddCommand;
import org.eclipse.jdt.ui.IJavaElementSearchConstants;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerFilter;
import org.eclipse.jst.jsf.facesconfig.emf.ApplicationType;
import org.eclipse.jst.jsf.facesconfig.emf.FacesConfigFactory;
import org.eclipse.jst.jsf.facesconfig.emf.FacesConfigPackage;
import org.eclipse.jst.jsf.facesconfig.emf.FacesConfigType;
import org.eclipse.jst.jsf.facesconfig.ui.dialog.DialogUtil;
import org.eclipse.jst.jsf.facesconfig.ui.page.IFacesConfigPage;
import org.eclipse.jst.jsf.facesconfig.ui.page.OthersPage;
import org.eclipse.jst.jsf.facesconfig.ui.util.ModelUtil;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.forms.IManagedForm;
import org.eclipse.ui.forms.widgets.FormToolkit;
/**
* A common <code>IFacesConfigSection</code> implementation for the sections that editing
* the child elements of <application>, including: <action-listener>,
* <default-render-kit-id>, <message-bundle>, <navigation-handler>,
* <view-handler>,<state-manager>, <property-resolver>, <variable-resolver> and
* <locale-config>. This sections will use the EClass object of these elements
* as the key.
*
* @author Zhi-peng Zhang, sfshi
* @version
*/
public class ApplicationSection extends OthersPageBaseSection {
/** The Eclass object this Section operated */
private EClass applicationChildClass;
/**
*
* @param applicationChildClass
* @param parent
* @param managedForm
* @param page
* @param toolkit
* @param helpContextId
* @param helpTooltip
*/
public ApplicationSection(EClass applicationChildClass, Composite parent,
IManagedForm managedForm, IFacesConfigPage page,
FormToolkit toolkit, String helpContextId, String helpTooltip) {
super(parent, managedForm, page, toolkit, helpContextId, helpTooltip);
this.applicationChildClass = applicationChildClass;
}
/**
*
* @param componentClass
* @param parent
* @param managedForm
* @param page
* @param toolkit
*/
public ApplicationSection(EClass componentClass, Composite parent,
IManagedForm managedForm, IFacesConfigPage page, FormToolkit toolkit) {
this(componentClass, parent, managedForm, page, toolkit, null, null);
}
/**
* Create an object which is instance of <code>applicationChildClass</code>.
*
* @return the child class object
*/
public EObject createApplicationChildObject() {
String textValue = null;
IProject project = (IProject) this.getPage().getEditor().getAdapter(
IProject.class);
FacesConfigType facesConfig = (FacesConfigType) this.getPage()
.getInput();
if (applicationChildClass == FacesConfigPackage.eINSTANCE
.getDefaultRenderKitIdType()) {
/** Open a dialog to select a render-kit of this faces config. */
textValue = DialogUtil.openRenderKitDialog(getSection().getShell(),
facesConfig);
} else if (applicationChildClass == FacesConfigPackage.eINSTANCE
.getMessageBundleType()) {
/**
* Open a dialog the select the message bundles that in current
* project. If user select a bundle that already declared in this
* faces config, then shows a warning message.
*/
List bundles = new ArrayList();
if (facesConfig.getApplication().size() > 0) {
ApplicationType applicationType = (ApplicationType) facesConfig
.getApplication().get(0);
bundles = applicationType.getMessageBundle();
}
textValue = DialogUtil.openMessageBundleDialog(getSection()
.getShell(), project, bundles);
} else {
/**
* For other types children, open a ClassDialog to select a class in
* current project.
*/
String superType = ModelUtil.getSuperType(applicationChildClass);
textValue = DialogUtil.openClassDialog(getSection().getShell(),
project, superType,
IJavaElementSearchConstants.CONSIDER_ALL_TYPES);
}
if (textValue != null && textValue.length() > 0) {
EObject component = FacesConfigFactory.eINSTANCE
.create(applicationChildClass);
// set text content.
EStructuralFeature feature = applicationChildClass
.getEStructuralFeatures().get(0);
component.eSet(feature, textValue);
return component;
}
return null;
}
/**
* Set the <application> element as the structuredViewer's input.
*
* @param input
*/
protected void setViewerInput(Object input) {
if (input instanceof ApplicationType) {
tableViewer.setInput(input);
} else
tableViewer.setInput(null);
}
/**
* Add a filter on the table viewer. Only the elements that is a instance of
* <code>applicationChildClass</code> could be selected.
*/
protected void configTableViewer(TableViewer tableViewer1) {
tableViewer1.addFilter(new ViewerFilter() {
public boolean select(Viewer viewer, Object parentElement,
Object element) {
return applicationChildClass.isInstance(element);
}
});
}
/**
* Perform some actions to create new child object and append it to the
* <application> element.
*/
void addButtonSelected(SelectionEvent e) {
/** Create such a new object. */
EObject obj = createApplicationChildObject();
if (obj != null) {
boolean needRefreshAll = false;
Command command = null;
if (getInput() instanceof ApplicationType) {
/**
* The input is a <application> element and not null, append the
* new object to it.
*/
ApplicationType application = (ApplicationType) getInput();
command = AddCommand.create(getEditingDomain(), application,
null, obj);
} else {
/**
* The input is null, create a <application> element and append
* it to <faces-config>.
*/
needRefreshAll = true;
List list = new ArrayList(2);
ApplicationType application = FacesConfigFactory.eINSTANCE
.createApplicationType();
Command cmd1 = AddCommand.create(getEditingDomain(),
application, null, obj);
list.add(cmd1);
Command cmd2 = AddCommand.create(getEditingDomain(), this
.getPage().getInput(), null, application);
list.add(cmd2);
command = new CompoundCommand(list);
}
if (command.canExecute()) {
getEditingDomain().getCommandStack().execute(command);
if (needRefreshAll) {
/** reset the application input. */
((OthersPage) this.getPage()).resetApplicationInput();
}
}
}
}
}