jsf/plugins/org.eclipse.jst.jsf.facesconfig.ui/src/org/eclipse/jst/jsf/facesconfig/ui/section/AttributeSection.java - jsf/webtools.jsf - Git at Google

 /*******************************************************************************
  * 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.List;

 import org.eclipse.core.resources.IProject;
 import org.eclipse.core.runtime.Assert;
 import org.eclipse.emf.common.command.Command;
 import org.eclipse.emf.common.command.CompoundCommand;
 import org.eclipse.emf.edit.command.AddCommand;
 import org.eclipse.emf.edit.command.RemoveCommand;
 import org.eclipse.emf.edit.command.SetCommand;
 import org.eclipse.emf.edit.ui.provider.AdapterFactoryContentProvider;
 import org.eclipse.emf.edit.ui.provider.AdapterFactoryLabelProvider;
 import org.eclipse.jface.dialogs.Dialog;
 import org.eclipse.jface.viewers.ColumnWeightData;
 import org.eclipse.jface.viewers.ISelection;
 import org.eclipse.jface.viewers.IStructuredSelection;
 import org.eclipse.jface.viewers.TableLayout;
 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.AttributeClassType;
 import org.eclipse.jst.jsf.facesconfig.emf.AttributeNameType;
 import org.eclipse.jst.jsf.facesconfig.emf.AttributeType;
 import org.eclipse.jst.jsf.facesconfig.emf.DefaultValueType;
 import org.eclipse.jst.jsf.facesconfig.emf.FacesConfigFactory;
 import org.eclipse.jst.jsf.facesconfig.emf.FacesConfigPackage;
 import org.eclipse.jst.jsf.facesconfig.emf.SuggestedValueType;
 import org.eclipse.jst.jsf.facesconfig.ui.EditorPlugin;
 import org.eclipse.jst.jsf.facesconfig.ui.EditorMessages;
 import org.eclipse.jst.jsf.facesconfig.ui.dialog.AddEditAttributeDialog;
 import org.eclipse.jst.jsf.facesconfig.ui.page.IFacesConfigPage;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.events.MouseAdapter;
 import org.eclipse.swt.events.MouseEvent;
 import org.eclipse.swt.events.SelectionAdapter;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Shell;
 import org.eclipse.swt.widgets.Table;
 import org.eclipse.swt.widgets.TableColumn;
 import org.eclipse.ui.forms.IManagedForm;
 import org.eclipse.ui.forms.widgets.FormToolkit;

 public class AttributeSection extends AbstractFacesConfigSection  {

 	private static final int TABLE_DEFAULT_HEIGHT = 160;

 	private TableViewer tableViewer;

 	private Button removeButton;

 	private Button editButton;

 	/**
 	 *
 	 * @param parent
 	 * @param managedForm
 	 * @param page
 	 * @param toolkit
 	 */
 	public AttributeSection(Composite parent, IManagedForm managedForm,
 			IFacesConfigPage page, FormToolkit toolkit) {
 		super(parent, managedForm, page, toolkit, null, null);
 		this.getSection().setText(EditorMessages.AttributeSection_Name);
 		this.getSection().setDescription(
 				EditorMessages.AttributeSection_Description);

 	}

 	/**
 	 *
 	 */
 	protected void createContents(Composite container, FormToolkit toolkit) {
 		GridLayout gl = new GridLayout();
 		gl.horizontalSpacing = 0;
 		gl.marginWidth = 0;
 		gl.numColumns = 2;
 		container.setLayout(gl);
 		GridData td = new GridData(GridData.FILL_BOTH);
 		container.setLayoutData(td);

 		toolkit.paintBordersFor(container);

 		Composite attributeSection = toolkit.createComposite(container);
 		GridLayout gl2 = new GridLayout();
 		gl2.horizontalSpacing = 0;
 		gl2.verticalSpacing = 0;
 		gl2.marginWidth = 0;
 		gl2.marginHeight = 0;
 		gl2.numColumns = 2;
 		attributeSection.setLayout(gl2);
 		GridData gd = new GridData(GridData.FILL_BOTH
 				| GridData.VERTICAL_ALIGN_BEGINNING);
 		attributeSection.setLayoutData(gd);

 		createTableSection(attributeSection, toolkit);
 		createButtonsSection(attributeSection, toolkit);

 	}

 	/**
 	 * create table section
 	 *
 	 * @param container
 	 * @param toolkit
 	 */
 	private void createTableSection(Composite container, FormToolkit toolkit) {
 		Composite tableContainer = toolkit.createComposite(container);
 		GridData gd = new GridData(GridData.FILL_BOTH
 				| GridData.GRAB_HORIZONTAL);
 		tableContainer.setLayoutData(gd);
 		toolkit.paintBordersFor(tableContainer);

 		GridLayout gl = new GridLayout();
 		tableContainer.setLayout(gl);

 		Table table = new Table(tableContainer, SWT.H_SCROLL | SWT.V_SCROLL
 				| SWT.FULL_SELECTION | SWT.BORDER);
 		gd = new GridData(GridData.FILL_BOTH);
 		gd.horizontalSpan = 1;
 		gd.heightHint = TABLE_DEFAULT_HEIGHT;
 		table.setLayoutData(gd);

 		table.setHeaderVisible(true);
 		table.setLinesVisible(true);
 		TableLayout layout = new TableLayout();
 		table.setLayout(layout);

 		TableColumn nameCol = new TableColumn(table, SWT.NONE);
 		layout.addColumnData(new ColumnWeightData(1, true));
 		nameCol
 				.setText(EditorMessages.AttributeSection_Table_NameColumn);

 		TableColumn classCol = new TableColumn(table, SWT.NONE);
 		layout.addColumnData(new ColumnWeightData(1, true));
 		classCol
 				.setText(EditorMessages.AttributeSection_Table_ClassColumn);

 		TableColumn valueCol = new TableColumn(table, SWT.NONE);
 		layout.addColumnData(new ColumnWeightData(1, true));
 		valueCol
 				.setText(EditorMessages.AttributeSection_Table_DefaultValueColumn);

 		TableColumn suggestedValueCol = new TableColumn(table, SWT.NONE);
 		layout.addColumnData(new ColumnWeightData(1, true));
 		suggestedValueCol
 				.setText(EditorMessages.AttributeSection_Table_SuggestedValueColumn);

 		table.addSelectionListener(new SelectionAdapter() {
 			public void widgetSelected(SelectionEvent e) {
 				updateButtons();
 			}
 		});

 		table.addMouseListener(new MouseAdapter() {
 			public void mouseDoubleClick(MouseEvent e) {
 				if (((IStructuredSelection) tableViewer.getSelection()).size() > 0)
 					editButtonSelected();
 			}
 		});

 		tableViewer = new TableViewer(table);
 		tableViewer.setContentProvider(new AdapterFactoryContentProvider(
 				getAdapterFactory()));
 		tableViewer.setLabelProvider(new AdapterFactoryLabelProvider(
 				getAdapterFactory()));

 		tableViewer.addFilter(new ViewerFilter() {
 			public boolean select(Viewer viewer, Object parentElement,
 					Object element) {
 				return FacesConfigPackage.eINSTANCE.getAttributeType()
 						.isInstance(element);
 			}
 		});

 		tableViewer.addSelectionChangedListener(this);
 	}

 	/**
 	 * Update the buttons' enable and disable status
 	 */
 	private void updateButtons() {
 		if (((IStructuredSelection) tableViewer.getSelection()).size() > 0) {
 			editButton.setEnabled(true);
 			removeButton.setEnabled(true);
 		} else {
 			editButton.setEnabled(false);
 			removeButton.setEnabled(false);
 		}
 	}

 	/**
 	 * create buttons
 	 *
 	 * @param container
 	 * @param toolkit
 	 */
 	private void createButtonsSection(Composite container, FormToolkit toolkit) {
 		// create operation buttons's container
 		Composite operationContainer = toolkit.createComposite(container);
 		GridData gd = new GridData(GridData.FILL_VERTICAL
 				| GridData.VERTICAL_ALIGN_BEGINNING);
 		operationContainer.setLayoutData(gd);
 		GridLayout gl = new GridLayout();
 		operationContainer.setLayout(gl);

 		Button addButton = toolkit.createButton(operationContainer,
 				EditorMessages.UI_Button_Add_more, //$NON-NLS-1$
 				SWT.PUSH);
 		gd = new GridData(GridData.FILL_HORIZONTAL
 				| GridData.VERTICAL_ALIGN_BEGINNING);
 		gd.grabExcessHorizontalSpace = false;
 		addButton.setLayoutData(gd);

 		editButton = toolkit.createButton(operationContainer,
 				EditorMessages.UI_Button_Edit_more, //$NON-NLS-1$
 				SWT.PUSH);
 		gd = new GridData(GridData.FILL_HORIZONTAL
 				| GridData.VERTICAL_ALIGN_BEGINNING);
 		gd.grabExcessHorizontalSpace = false;
 		editButton.setLayoutData(gd);

 		removeButton = toolkit.createButton(operationContainer,
 				EditorMessages.UI_Button_Remove, //$NON-NLS-1$
 				SWT.PUSH);
 		gd = new GridData(GridData.FILL_HORIZONTAL
 				| GridData.VERTICAL_ALIGN_BEGINNING);
 		gd.grabExcessHorizontalSpace = false;
 		removeButton.setLayoutData(gd);

 		addButton.addSelectionListener(new SelectionAdapter() {

 			public void widgetSelected(SelectionEvent e) {
 				addButtonSelected();
 			}

 		});

 		editButton.addSelectionListener(new SelectionAdapter() {

 			public void widgetSelected(SelectionEvent e) {
 				editButtonSelected();
 			}

 		});
 		removeButton.addSelectionListener(new SelectionAdapter() {

 			public void widgetSelected(SelectionEvent e) {
 				removeButtonSelected();
 			}

 		});
 	}

 	/**
 	 *
 	 */
 	public void refreshAll() {
 		tableViewer.setInput(getInput());
 		updateButtons();

 	}

 	/**
 	 *
 	 */
 	public void refresh() {
 		super.refresh();
 		tableViewer.refresh();
 		updateButtons();
 	}

 	/**
 	 * add an attribute.
 	 *
 	 */
 	private void addButtonSelected() {
 		Shell shell = EditorPlugin.getActiveShell();

 		AddEditAttributeDialog dialog = new AddEditAttributeDialog(shell, true);
 		dialog.setProject((IProject) getPage().getEditor().getAdapter(
 				IProject.class));
 		if (dialog.open() == Dialog.OK) {

 			// AttributeType newAttribute = dialog.getResult();
 			AttributeType newAttribute = FacesConfigFactory.eINSTANCE
 					.createAttributeType();

 			if (dialog.getAttributeName().length() > 0) {
 				AttributeNameType attributeNameType = FacesConfigFactory.eINSTANCE
 						.createAttributeNameType();
 				attributeNameType.setTextContent(dialog.getAttributeName());
 				newAttribute.setAttributeName(attributeNameType);
 			}

 			if (dialog.getAttributeClass().length() > 0) {
 				AttributeClassType attributeClassType = FacesConfigFactory.eINSTANCE
 						.createAttributeClassType();
 				attributeClassType.setTextContent(dialog.getAttributeClass());
 				newAttribute.setAttributeClass(attributeClassType);
 			}

 			if (dialog.getDefaultValue().length() > 0) {
 				DefaultValueType defaultValueType = FacesConfigFactory.eINSTANCE
 						.createDefaultValueType();
 				defaultValueType.setTextContent(dialog.getDefaultValue());
 				newAttribute.setDefaultValue(defaultValueType);
 			}

 			if (dialog.getSuggestedValue().length() > 0) {
 				SuggestedValueType suggestedValueType = FacesConfigFactory.eINSTANCE
 						.createSuggestedValueType();
 				suggestedValueType.setTextContent(dialog.getSuggestedValue());
 				newAttribute.setSuggestedValue(suggestedValueType);
 			}

 			Command addCommand = AddCommand.create(this.getEditingDomain(),
 					getInput(), null, newAttribute); // getEReference(),
 														// newAttribute);
 			if (addCommand.canExecute()) {
 				this.getEditingDomain().getCommandStack().execute(addCommand);

 			}
 		}

 	}

 	/**
 	 * edit an attribute.
 	 *
 	 */
 	private void editButtonSelected() {

 		AttributeType attribute = (AttributeType) ((IStructuredSelection) tableViewer
 				.getSelection()).getFirstElement();

 		Assert.isNotNull(attribute);

 		Shell shell = EditorPlugin.getActiveShell();

 		AddEditAttributeDialog dialog = new AddEditAttributeDialog(shell, false);
 		dialog.setProject((IProject) getPage().getEditor().getAdapter(
 				IProject.class));
 		if (attribute.getAttributeName() != null) {
 			dialog.setAttributeName(attribute.getAttributeName()
 					.getTextContent());
 		}

 		if (attribute.getAttributeClass() != null) {
 			dialog.setAttributeClass(attribute.getAttributeClass()
 					.getTextContent());
 		}

 		if (attribute.getDefaultValue() != null) {
 			dialog
 					.setDefaultValue(attribute.getDefaultValue()
 							.getTextContent());
 		}

 		if (attribute.getSuggestedValue() != null) {
 			dialog.setSuggestedValue(attribute.getSuggestedValue()
 					.getTextContent());
 		}

 		if (dialog.open() == Dialog.OK) {
 			List commands = new ArrayList(4);

 			if (attribute.getAttributeName() != null) {
 				Command cmd1 = SetCommand.create(this.getEditingDomain(),
 						attribute.getAttributeName(),
 						FacesConfigPackage.eINSTANCE
 								.getAttributeNameType_TextContent(), dialog
 								.getAttributeName());
 				commands.add(cmd1);
 			} else if (dialog.getAttributeName().length() > 0) {
 				AttributeNameType attributeNameType = FacesConfigFactory.eINSTANCE
 						.createAttributeNameType();
 				attributeNameType.setTextContent(dialog.getAttributeName());

 				Command cmd2 = AddCommand.create(this.getEditingDomain(),
 						attribute, FacesConfigPackage.eINSTANCE
 								.getAttributeType_AttributeName(),
 						attributeNameType);
 				commands.add(cmd2);
 			}

 			if (attribute.getAttributeClass() != null) {
 				Command cmd3 = SetCommand.create(this.getEditingDomain(),
 						attribute.getAttributeClass(),
 						FacesConfigPackage.eINSTANCE
 								.getAttributeClassType_TextContent(), dialog
 								.getAttributeClass());
 				commands.add(cmd3);
 			} else if (dialog.getAttributeClass().length() > 0) {
 				AttributeClassType attributeClassType = FacesConfigFactory.eINSTANCE
 						.createAttributeClassType();
 				attributeClassType.setTextContent(dialog.getAttributeClass());

 				Command cmd4 = AddCommand.create(this.getEditingDomain(),
 						attribute, FacesConfigPackage.eINSTANCE
 								.getAttributeType_AttributeClass(),
 						attributeClassType);
 				commands.add(cmd4);
 			}

 			if (attribute.getDefaultValue() != null) {
 				Command cmd5 = SetCommand.create(this.getEditingDomain(),
 						attribute.getDefaultValue(),
 						FacesConfigPackage.eINSTANCE
 								.getDefaultValueType_TextContent(), dialog
 								.getDefaultValue());
 				commands.add(cmd5);

 			} else if (dialog.getDefaultValue().length() > 0) {
 				DefaultValueType defaultValueType = FacesConfigFactory.eINSTANCE
 						.createDefaultValueType();
 				defaultValueType.setTextContent(dialog.getDefaultValue());
 				Command cmd6 = AddCommand.create(this.getEditingDomain(),
 						attribute, FacesConfigPackage.eINSTANCE
 								.getAttributeType_DefaultValue(),
 						defaultValueType);
 				commands.add(cmd6);
 			}

 			if (attribute.getSuggestedValue() != null) {
 				Command cmd7 = SetCommand.create(this.getEditingDomain(),
 						attribute.getSuggestedValue(),
 						FacesConfigPackage.eINSTANCE
 								.getSuggestedValueType_TextContent(), dialog
 								.getSuggestedValue());
 				commands.add(cmd7);
 			} else if (dialog.getSuggestedValue().length() > 0) {
 				SuggestedValueType suggestedValueType = FacesConfigFactory.eINSTANCE
 						.createSuggestedValueType();
 				suggestedValueType.setTextContent(dialog.getSuggestedValue());
 				Command cmd8 = AddCommand.create(this.getEditingDomain(),
 						attribute, FacesConfigPackage.eINSTANCE
 								.getAttributeType_SuggestedValue(),
 						suggestedValueType);
 				commands.add(cmd8);
 			}

 			CompoundCommand command = new CompoundCommand(commands);
 			if (command.canExecute()) {
 				this.getEditingDomain().getCommandStack().execute(command);
 				tableViewer.refresh(attribute);

 			}
 		}

 	}

 	/**
 	 * remove an attribute.
 	 *
 	 */
 	private void removeButtonSelected() {
 		AttributeType attribute = (AttributeType) ((IStructuredSelection) tableViewer
 				.getSelection()).getFirstElement();

 		Assert.isNotNull(attribute);

 		Command removeCommand = RemoveCommand.create(this.getEditingDomain(),
 				getInput(), null, attribute);// getEReference(), attribute);

 		if (removeCommand.canExecute()) {
 			this.getEditingDomain().getCommandStack().execute(removeCommand);
 			refreshAll();
 		}

 	}


 	/* (non-Javadoc)
 	 * @see org.eclipse.jface.viewers.ISelectionProvider#getSelection()
 	 */
 	public ISelection getSelection() {
 		return tableViewer.getSelection();
 	}


 	/* (non-Javadoc)
 	 * @see org.eclipse.jface.viewers.ISelectionProvider#setSelection(org.eclipse.jface.viewers.ISelection)
 	 */
 	public void setSelection(ISelection selection) {

 		tableViewer.setSelection(selection);
 	}
 }
	/*******************************************************************************
	* 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.List;

	import org.eclipse.core.resources.IProject;
	import org.eclipse.core.runtime.Assert;
	import org.eclipse.emf.common.command.Command;
	import org.eclipse.emf.common.command.CompoundCommand;
	import org.eclipse.emf.edit.command.AddCommand;
	import org.eclipse.emf.edit.command.RemoveCommand;
	import org.eclipse.emf.edit.command.SetCommand;
	import org.eclipse.emf.edit.ui.provider.AdapterFactoryContentProvider;
	import org.eclipse.emf.edit.ui.provider.AdapterFactoryLabelProvider;
	import org.eclipse.jface.dialogs.Dialog;
	import org.eclipse.jface.viewers.ColumnWeightData;
	import org.eclipse.jface.viewers.ISelection;
	import org.eclipse.jface.viewers.IStructuredSelection;
	import org.eclipse.jface.viewers.TableLayout;
	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.AttributeClassType;
	import org.eclipse.jst.jsf.facesconfig.emf.AttributeNameType;
	import org.eclipse.jst.jsf.facesconfig.emf.AttributeType;
	import org.eclipse.jst.jsf.facesconfig.emf.DefaultValueType;
	import org.eclipse.jst.jsf.facesconfig.emf.FacesConfigFactory;
	import org.eclipse.jst.jsf.facesconfig.emf.FacesConfigPackage;
	import org.eclipse.jst.jsf.facesconfig.emf.SuggestedValueType;
	import org.eclipse.jst.jsf.facesconfig.ui.EditorPlugin;
	import org.eclipse.jst.jsf.facesconfig.ui.EditorMessages;
	import org.eclipse.jst.jsf.facesconfig.ui.dialog.AddEditAttributeDialog;
	import org.eclipse.jst.jsf.facesconfig.ui.page.IFacesConfigPage;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.events.MouseAdapter;
	import org.eclipse.swt.events.MouseEvent;
	import org.eclipse.swt.events.SelectionAdapter;
	import org.eclipse.swt.events.SelectionEvent;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	import org.eclipse.swt.widgets.Button;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Shell;
	import org.eclipse.swt.widgets.Table;
	import org.eclipse.swt.widgets.TableColumn;
	import org.eclipse.ui.forms.IManagedForm;
	import org.eclipse.ui.forms.widgets.FormToolkit;

	public class AttributeSection extends AbstractFacesConfigSection {

	private static final int TABLE_DEFAULT_HEIGHT = 160;

	private TableViewer tableViewer;

	private Button removeButton;

	private Button editButton;

	/**
	*
	* @param parent
	* @param managedForm
	* @param page
	* @param toolkit
	*/
	public AttributeSection(Composite parent, IManagedForm managedForm,
	IFacesConfigPage page, FormToolkit toolkit) {
	super(parent, managedForm, page, toolkit, null, null);
	this.getSection().setText(EditorMessages.AttributeSection_Name);
	this.getSection().setDescription(
	EditorMessages.AttributeSection_Description);

	}

	/**
	*
	*/
	protected void createContents(Composite container, FormToolkit toolkit) {
	GridLayout gl = new GridLayout();
	gl.horizontalSpacing = 0;
	gl.marginWidth = 0;
	gl.numColumns = 2;
	container.setLayout(gl);
	GridData td = new GridData(GridData.FILL_BOTH);
	container.setLayoutData(td);

	toolkit.paintBordersFor(container);

	Composite attributeSection = toolkit.createComposite(container);
	GridLayout gl2 = new GridLayout();
	gl2.horizontalSpacing = 0;
	gl2.verticalSpacing = 0;
	gl2.marginWidth = 0;
	gl2.marginHeight = 0;
	gl2.numColumns = 2;
	attributeSection.setLayout(gl2);
	GridData gd = new GridData(GridData.FILL_BOTH
	\| GridData.VERTICAL_ALIGN_BEGINNING);
	attributeSection.setLayoutData(gd);

	createTableSection(attributeSection, toolkit);
	createButtonsSection(attributeSection, toolkit);

	}

	/**
	* create table section
	*
	* @param container
	* @param toolkit
	*/
	private void createTableSection(Composite container, FormToolkit toolkit) {
	Composite tableContainer = toolkit.createComposite(container);
	GridData gd = new GridData(GridData.FILL_BOTH
	\| GridData.GRAB_HORIZONTAL);
	tableContainer.setLayoutData(gd);
	toolkit.paintBordersFor(tableContainer);

	GridLayout gl = new GridLayout();
	tableContainer.setLayout(gl);

	Table table = new Table(tableContainer, SWT.H_SCROLL \| SWT.V_SCROLL
	\| SWT.FULL_SELECTION \| SWT.BORDER);
	gd = new GridData(GridData.FILL_BOTH);
	gd.horizontalSpan = 1;
	gd.heightHint = TABLE_DEFAULT_HEIGHT;
	table.setLayoutData(gd);

	table.setHeaderVisible(true);
	table.setLinesVisible(true);
	TableLayout layout = new TableLayout();
	table.setLayout(layout);

	TableColumn nameCol = new TableColumn(table, SWT.NONE);
	layout.addColumnData(new ColumnWeightData(1, true));
	nameCol
	.setText(EditorMessages.AttributeSection_Table_NameColumn);

	TableColumn classCol = new TableColumn(table, SWT.NONE);
	layout.addColumnData(new ColumnWeightData(1, true));
	classCol
	.setText(EditorMessages.AttributeSection_Table_ClassColumn);

	TableColumn valueCol = new TableColumn(table, SWT.NONE);
	layout.addColumnData(new ColumnWeightData(1, true));
	valueCol
	.setText(EditorMessages.AttributeSection_Table_DefaultValueColumn);

	TableColumn suggestedValueCol = new TableColumn(table, SWT.NONE);
	layout.addColumnData(new ColumnWeightData(1, true));
	suggestedValueCol
	.setText(EditorMessages.AttributeSection_Table_SuggestedValueColumn);

	table.addSelectionListener(new SelectionAdapter() {
	public void widgetSelected(SelectionEvent e) {
	updateButtons();
	}
	});

	table.addMouseListener(new MouseAdapter() {
	public void mouseDoubleClick(MouseEvent e) {
	if (((IStructuredSelection) tableViewer.getSelection()).size() > 0)
	editButtonSelected();
	}
	});

	tableViewer = new TableViewer(table);
	tableViewer.setContentProvider(new AdapterFactoryContentProvider(
	getAdapterFactory()));
	tableViewer.setLabelProvider(new AdapterFactoryLabelProvider(
	getAdapterFactory()));

	tableViewer.addFilter(new ViewerFilter() {
	public boolean select(Viewer viewer, Object parentElement,
	Object element) {
	return FacesConfigPackage.eINSTANCE.getAttributeType()
	.isInstance(element);
	}
	});

	tableViewer.addSelectionChangedListener(this);
	}

	/**
	* Update the buttons' enable and disable status
	*/
	private void updateButtons() {
	if (((IStructuredSelection) tableViewer.getSelection()).size() > 0) {
	editButton.setEnabled(true);
	removeButton.setEnabled(true);
	} else {
	editButton.setEnabled(false);
	removeButton.setEnabled(false);
	}
	}

	/**
	* create buttons
	*
	* @param container
	* @param toolkit
	*/
	private void createButtonsSection(Composite container, FormToolkit toolkit) {
	// create operation buttons's container
	Composite operationContainer = toolkit.createComposite(container);
	GridData gd = new GridData(GridData.FILL_VERTICAL
	\| GridData.VERTICAL_ALIGN_BEGINNING);
	operationContainer.setLayoutData(gd);
	GridLayout gl = new GridLayout();
	operationContainer.setLayout(gl);

	Button addButton = toolkit.createButton(operationContainer,
	EditorMessages.UI_Button_Add_more, //$NON-NLS-1$
	SWT.PUSH);
	gd = new GridData(GridData.FILL_HORIZONTAL
	\| GridData.VERTICAL_ALIGN_BEGINNING);
	gd.grabExcessHorizontalSpace = false;
	addButton.setLayoutData(gd);

	editButton = toolkit.createButton(operationContainer,
	EditorMessages.UI_Button_Edit_more, //$NON-NLS-1$
	SWT.PUSH);
	gd = new GridData(GridData.FILL_HORIZONTAL
	\| GridData.VERTICAL_ALIGN_BEGINNING);
	gd.grabExcessHorizontalSpace = false;
	editButton.setLayoutData(gd);

	removeButton = toolkit.createButton(operationContainer,
	EditorMessages.UI_Button_Remove, //$NON-NLS-1$
	SWT.PUSH);
	gd = new GridData(GridData.FILL_HORIZONTAL
	\| GridData.VERTICAL_ALIGN_BEGINNING);
	gd.grabExcessHorizontalSpace = false;
	removeButton.setLayoutData(gd);

	addButton.addSelectionListener(new SelectionAdapter() {

	public void widgetSelected(SelectionEvent e) {
	addButtonSelected();
	}

	});

	editButton.addSelectionListener(new SelectionAdapter() {

	public void widgetSelected(SelectionEvent e) {
	editButtonSelected();
	}

	});
	removeButton.addSelectionListener(new SelectionAdapter() {

	public void widgetSelected(SelectionEvent e) {
	removeButtonSelected();
	}

	});
	}

	/**
	*
	*/
	public void refreshAll() {
	tableViewer.setInput(getInput());
	updateButtons();

	}

	/**
	*
	*/
	public void refresh() {
	super.refresh();
	tableViewer.refresh();
	updateButtons();
	}

	/**
	* add an attribute.
	*
	*/
	private void addButtonSelected() {
	Shell shell = EditorPlugin.getActiveShell();

	AddEditAttributeDialog dialog = new AddEditAttributeDialog(shell, true);
	dialog.setProject((IProject) getPage().getEditor().getAdapter(
	IProject.class));
	if (dialog.open() == Dialog.OK) {

	// AttributeType newAttribute = dialog.getResult();
	AttributeType newAttribute = FacesConfigFactory.eINSTANCE
	.createAttributeType();

	if (dialog.getAttributeName().length() > 0) {
	AttributeNameType attributeNameType = FacesConfigFactory.eINSTANCE
	.createAttributeNameType();
	attributeNameType.setTextContent(dialog.getAttributeName());
	newAttribute.setAttributeName(attributeNameType);
	}

	if (dialog.getAttributeClass().length() > 0) {
	AttributeClassType attributeClassType = FacesConfigFactory.eINSTANCE
	.createAttributeClassType();
	attributeClassType.setTextContent(dialog.getAttributeClass());
	newAttribute.setAttributeClass(attributeClassType);
	}

	if (dialog.getDefaultValue().length() > 0) {
	DefaultValueType defaultValueType = FacesConfigFactory.eINSTANCE
	.createDefaultValueType();
	defaultValueType.setTextContent(dialog.getDefaultValue());
	newAttribute.setDefaultValue(defaultValueType);
	}

	if (dialog.getSuggestedValue().length() > 0) {
	SuggestedValueType suggestedValueType = FacesConfigFactory.eINSTANCE
	.createSuggestedValueType();
	suggestedValueType.setTextContent(dialog.getSuggestedValue());
	newAttribute.setSuggestedValue(suggestedValueType);
	}

	Command addCommand = AddCommand.create(this.getEditingDomain(),
	getInput(), null, newAttribute); // getEReference(),
	// newAttribute);
	if (addCommand.canExecute()) {
	this.getEditingDomain().getCommandStack().execute(addCommand);

	}
	}

	}

	/**
	* edit an attribute.
	*
	*/
	private void editButtonSelected() {

	AttributeType attribute = (AttributeType) ((IStructuredSelection) tableViewer
	.getSelection()).getFirstElement();

	Assert.isNotNull(attribute);

	Shell shell = EditorPlugin.getActiveShell();

	AddEditAttributeDialog dialog = new AddEditAttributeDialog(shell, false);
	dialog.setProject((IProject) getPage().getEditor().getAdapter(
	IProject.class));
	if (attribute.getAttributeName() != null) {
	dialog.setAttributeName(attribute.getAttributeName()
	.getTextContent());
	}

	if (attribute.getAttributeClass() != null) {
	dialog.setAttributeClass(attribute.getAttributeClass()
	.getTextContent());
	}

	if (attribute.getDefaultValue() != null) {
	dialog
	.setDefaultValue(attribute.getDefaultValue()
	.getTextContent());
	}

	if (attribute.getSuggestedValue() != null) {
	dialog.setSuggestedValue(attribute.getSuggestedValue()
	.getTextContent());
	}

	if (dialog.open() == Dialog.OK) {
	List commands = new ArrayList(4);

	if (attribute.getAttributeName() != null) {
	Command cmd1 = SetCommand.create(this.getEditingDomain(),
	attribute.getAttributeName(),
	FacesConfigPackage.eINSTANCE
	.getAttributeNameType_TextContent(), dialog
	.getAttributeName());
	commands.add(cmd1);
	} else if (dialog.getAttributeName().length() > 0) {
	AttributeNameType attributeNameType = FacesConfigFactory.eINSTANCE
	.createAttributeNameType();
	attributeNameType.setTextContent(dialog.getAttributeName());

	Command cmd2 = AddCommand.create(this.getEditingDomain(),
	attribute, FacesConfigPackage.eINSTANCE
	.getAttributeType_AttributeName(),
	attributeNameType);
	commands.add(cmd2);
	}

	if (attribute.getAttributeClass() != null) {
	Command cmd3 = SetCommand.create(this.getEditingDomain(),
	attribute.getAttributeClass(),
	FacesConfigPackage.eINSTANCE
	.getAttributeClassType_TextContent(), dialog
	.getAttributeClass());
	commands.add(cmd3);
	} else if (dialog.getAttributeClass().length() > 0) {
	AttributeClassType attributeClassType = FacesConfigFactory.eINSTANCE
	.createAttributeClassType();
	attributeClassType.setTextContent(dialog.getAttributeClass());

	Command cmd4 = AddCommand.create(this.getEditingDomain(),
	attribute, FacesConfigPackage.eINSTANCE
	.getAttributeType_AttributeClass(),
	attributeClassType);
	commands.add(cmd4);
	}

	if (attribute.getDefaultValue() != null) {
	Command cmd5 = SetCommand.create(this.getEditingDomain(),
	attribute.getDefaultValue(),
	FacesConfigPackage.eINSTANCE
	.getDefaultValueType_TextContent(), dialog
	.getDefaultValue());
	commands.add(cmd5);

	} else if (dialog.getDefaultValue().length() > 0) {
	DefaultValueType defaultValueType = FacesConfigFactory.eINSTANCE
	.createDefaultValueType();
	defaultValueType.setTextContent(dialog.getDefaultValue());
	Command cmd6 = AddCommand.create(this.getEditingDomain(),
	attribute, FacesConfigPackage.eINSTANCE
	.getAttributeType_DefaultValue(),
	defaultValueType);
	commands.add(cmd6);
	}

	if (attribute.getSuggestedValue() != null) {
	Command cmd7 = SetCommand.create(this.getEditingDomain(),
	attribute.getSuggestedValue(),
	FacesConfigPackage.eINSTANCE
	.getSuggestedValueType_TextContent(), dialog
	.getSuggestedValue());
	commands.add(cmd7);
	} else if (dialog.getSuggestedValue().length() > 0) {
	SuggestedValueType suggestedValueType = FacesConfigFactory.eINSTANCE
	.createSuggestedValueType();
	suggestedValueType.setTextContent(dialog.getSuggestedValue());
	Command cmd8 = AddCommand.create(this.getEditingDomain(),
	attribute, FacesConfigPackage.eINSTANCE
	.getAttributeType_SuggestedValue(),
	suggestedValueType);
	commands.add(cmd8);
	}

	CompoundCommand command = new CompoundCommand(commands);
	if (command.canExecute()) {
	this.getEditingDomain().getCommandStack().execute(command);
	tableViewer.refresh(attribute);

	}
	}

	}

	/**
	* remove an attribute.
	*
	*/
	private void removeButtonSelected() {
	AttributeType attribute = (AttributeType) ((IStructuredSelection) tableViewer
	.getSelection()).getFirstElement();

	Assert.isNotNull(attribute);

	Command removeCommand = RemoveCommand.create(this.getEditingDomain(),
	getInput(), null, attribute);// getEReference(), attribute);

	if (removeCommand.canExecute()) {
	this.getEditingDomain().getCommandStack().execute(removeCommand);
	refreshAll();
	}

	}


	/* (non-Javadoc)
	* @see org.eclipse.jface.viewers.ISelectionProvider#getSelection()
	*/
	public ISelection getSelection() {
	return tableViewer.getSelection();
	}


	/* (non-Javadoc)
	* @see org.eclipse.jface.viewers.ISelectionProvider#setSelection(org.eclipse.jface.viewers.ISelection)
	*/
	public void setSelection(ISelection selection) {

	tableViewer.setSelection(selection);
	}
	}