/*******************************************************************************
* 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.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.DescriptionType;
import org.eclipse.jst.jsf.facesconfig.emf.DisplayNameType;
import org.eclipse.jst.jsf.facesconfig.emf.FacesConfigFactory;
import org.eclipse.jst.jsf.facesconfig.emf.FacesConfigPackage;
import org.eclipse.jst.jsf.facesconfig.emf.FacetNameType;
import org.eclipse.jst.jsf.facesconfig.emf.FacetType;
import org.eclipse.jst.jsf.facesconfig.ui.EditorPlugin;
import org.eclipse.jst.jsf.facesconfig.ui.EditorMessages;
import org.eclipse.jst.jsf.facesconfig.ui.dialog.AddEditFacetDialog;
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;
/**
* Section for facets
*
*/
public class FacetSection 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 FacetSection(Composite parent, IManagedForm managedForm,
IFacesConfigPage page, FormToolkit toolkit) {
super(parent, managedForm, page, toolkit, null, null);
this.getSection().setText(EditorMessages.FacetSection_Name);
this.getSection().setDescription(
EditorMessages.FacetSection_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 facetSection = toolkit.createComposite(container);
GridLayout gl2 = new GridLayout();
gl2.horizontalSpacing = 0;
gl2.marginWidth = 0;
gl2.numColumns = 2;
facetSection.setLayout(gl2);
GridData gd = new GridData(GridData.FILL_BOTH
| GridData.VERTICAL_ALIGN_BEGINNING);
facetSection.setLayoutData(gd);
createTableSection(facetSection, toolkit);
createButtonsSection(facetSection, toolkit);
}
/**
* create facet 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 facetNameCol = new TableColumn(table, SWT.NONE);
layout.addColumnData(new ColumnWeightData(1, true));
facetNameCol
.setText(EditorMessages.FacetSection_Table_FacetNameColumn);
TableColumn displayNameCol = new TableColumn(table, SWT.NONE);
layout.addColumnData(new ColumnWeightData(1, true));
displayNameCol
.setText(EditorMessages.FacetSection_Table_DisplayNameColumn);
TableColumn descriptionCol = new TableColumn(table, SWT.NONE);
layout.addColumnData(new ColumnWeightData(1, true));
descriptionCol
.setText(EditorMessages.FacetSection_Table_DescriptionColumn);
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.getFacetType().isInstance(
element);
}
});
tableViewer.addSelectionChangedListener(this);
}
/**
* 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,
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,
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,
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();
}
});
}
/**
* refresh the table viewer and update buttons.
*/
public void refresh() {
super.refresh();
tableViewer.refresh();
updateButtons();
}
public void refreshAll() {
tableViewer.setInput(getInput());
updateButtons();
}
/**
* Update the buttons' enable status.
*/
private void updateButtons() {
if (((IStructuredSelection) tableViewer.getSelection()).size() > 0) {
editButton.setEnabled(true);
removeButton.setEnabled(true);
} else {
editButton.setEnabled(false);
removeButton.setEnabled(false);
}
}
/**
* add a facet.
*
*/
private void addButtonSelected() {
Shell shell = EditorPlugin.getActiveShell();
AddEditFacetDialog dialog = new AddEditFacetDialog(shell, true);
if (dialog.open() == Dialog.OK) {
String newFacetName = dialog.getFacetName();
String newDisplayName = dialog.getDisplayName();
String newDescription = dialog.getDescription();
FacetType newFacet = FacesConfigFactory.eINSTANCE.createFacetType();
if (newFacetName.length() > 0) {
FacetNameType facetNameType = FacesConfigFactory.eINSTANCE
.createFacetNameType();
facetNameType.setTextContent(newFacetName);
newFacet.setFacetName(facetNameType);
}
if (newDisplayName.length() > 0) {
DisplayNameType displayNameType = FacesConfigFactory.eINSTANCE
.createDisplayNameType();
displayNameType.setTextContent(newDisplayName);
newFacet.getDisplayName().add(displayNameType);
}
if (newDescription.length() > 0) {
DescriptionType descriptionType = FacesConfigFactory.eINSTANCE
.createDescriptionType();
descriptionType.setTextContent(newDescription);
newFacet.getDescription().add(descriptionType);
}
Command addCommand = AddCommand.create(this.getEditingDomain(),
getInput(), FacesConfigPackage.eINSTANCE
.getComponentType_Facet(), newFacet);
if (addCommand.canExecute()) {
this.getEditingDomain().getCommandStack().execute(addCommand);
}
}
}
/**
* edit a facet.
*
*/
private void editButtonSelected() {
FacetType facet = (FacetType) ((IStructuredSelection) tableViewer
.getSelection()).getFirstElement();
Assert.isNotNull(facet);
Shell shell = EditorPlugin.getActiveShell();
AddEditFacetDialog dialog = new AddEditFacetDialog(shell, false);
if (facet.getFacetName() != null)
dialog.setFacetName(facet.getFacetName().getTextContent());
if (facet.getDisplayName().size() > 0) {
dialog.setDisplayName(((DisplayNameType) facet.getDisplayName()
.get(0)).getTextContent());
}
if (facet.getDescription().size() > 0) {
dialog.setDescription(((DescriptionType) facet.getDescription()
.get(0)).getTextContent());
}
if (dialog.open() == Dialog.OK) {
List commands = new ArrayList(3);
String newFacetName = dialog.getFacetName();
String newDisplayName = dialog.getDisplayName();
String newDescription = dialog.getDescription();
if (facet.getFacetName() != null) {
Command cmd1 = SetCommand.create(getEditingDomain(), facet
.getFacetName(), FacesConfigPackage.eINSTANCE
.getFacetNameType_TextContent(), newFacetName);
commands.add(cmd1);
} else if (newFacetName.length() > 0) {
FacetNameType newFacetNameType = FacesConfigFactory.eINSTANCE
.createFacetNameType();
newFacetNameType.setTextContent(newFacetName);
Command cmd2 = AddCommand.create(getEditingDomain(), facet,
FacesConfigPackage.eINSTANCE.getFacetType_FacetName(),
newFacetNameType);
commands.add(cmd2);
}
if (facet.getDisplayName().size() > 0) {
DisplayNameType displayNameType = (DisplayNameType) facet
.getDisplayName().get(0);
Command cmd3 = SetCommand.create(this.getEditingDomain(),
displayNameType, FacesConfigPackage.eINSTANCE
.getDisplayNameType_TextContent(),
newDisplayName);
commands.add(cmd3);
} else if (newDisplayName.length() > 0) {
DisplayNameType newDisplayNameType = FacesConfigFactory.eINSTANCE
.createDisplayNameType();
newDisplayNameType.setTextContent(newDisplayName);
Command cmd4 = AddCommand
.create(this.getEditingDomain(), facet,
FacesConfigPackage.eINSTANCE
.getFacetType_DisplayName(),
newDisplayNameType);
commands.add(cmd4);
}
if (facet.getDescription().size() > 0) {
DescriptionType descriptionType = (DescriptionType) facet
.getDescription().get(0);
Command cmd5 = SetCommand.create(this.getEditingDomain(),
descriptionType, FacesConfigPackage.eINSTANCE
.getDescriptionType_TextContent(),
newDescription);
commands.add(cmd5);
} else if (newDescription.length() > 0) {
DescriptionType newDescriptionType = FacesConfigFactory.eINSTANCE
.createDescriptionType();
newDescriptionType.setTextContent(newDescription);
Command cmd6 = AddCommand
.create(this.getEditingDomain(), facet,
FacesConfigPackage.eINSTANCE
.getFacetType_Description(),
newDescriptionType);
commands.add(cmd6);
}
CompoundCommand command = new CompoundCommand(commands);
if (command.canExecute()) {
getEditingDomain().getCommandStack().execute(command);
tableViewer.refresh(facet);
}
}
}
/**
* remove a facet.
*
*/
private void removeButtonSelected() {
FacetType facet = (FacetType) ((IStructuredSelection) tableViewer
.getSelection()).getFirstElement();
Assert.isNotNull(facet);
Command removeCommand = RemoveCommand.create(this.getEditingDomain(),
getInput(), FacesConfigPackage.eINSTANCE
.getComponentType_Facet(), facet);
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);
}
}