/*******************************************************************************
* Copyright (c) 2004, 2011 IBM Corporation 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:
* IBM Corporation - initial API and implementation
* David Schneider, david.schneider@unisys.com - [142500] WTP properties pages fonts don't follow Eclipse preferences
*******************************************************************************/
package org.eclipse.wst.html.ui.internal.contentproperties.ui;
import java.util.ArrayList;
import java.util.Enumeration;
import java.util.Iterator;
import java.util.List;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IResourceVisitor;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.dialogs.PropertyPage;
import org.eclipse.wst.css.core.internal.contentproperties.CSSContentProperties;
import org.eclipse.wst.css.core.internal.metamodel.CSSProfile;
import org.eclipse.wst.css.core.internal.metamodel.CSSProfileRegistry;
import org.eclipse.wst.html.core.internal.contentproperties.HTMLContentProperties;
import org.eclipse.wst.html.core.internal.document.HTMLDocumentTypeEntry;
import org.eclipse.wst.html.core.internal.document.HTMLDocumentTypeRegistry;
import org.eclipse.wst.html.ui.internal.HTMLUIMessages;
import org.eclipse.wst.html.ui.internal.Logger;
import org.eclipse.wst.html.ui.internal.editor.IHelpContextIds;
public class WebContentSettingsPropertyPage extends PropertyPage {
private static final String SELECT_NONE = HTMLUIMessages.UI_none;
private String maxLengthStringInHTMLDocumentTypeRegistry = ""; //$NON-NLS-1$
private class ComboSelectionListener implements SelectionListener {
public void widgetDefaultSelected(SelectionEvent e) {
// do nothing
}
public void widgetSelected(SelectionEvent e) {
int index = fDocumentTypeCombo.getSelectionIndex();
String doctype = (String) fDocumentTypeIds.get(index);
updateDoctypeText(index, doctype);
}
}
Combo fDocumentTypeCombo;
List fDocumentTypeIds;
private Text fPublicIdText;
private Text fSystemIdText;
private Combo fProfileCombo;
private List fProfileIds;
private SelectionListener fListener;
public WebContentSettingsPropertyPage() {
super();
setDescription(HTMLUIMessages.WebContentSettingsPropertyPage_0);
}
private Composite createComposite(Composite parent, int numColumns) {
Composite composite = new Composite(parent, SWT.NULL);
// GridLayout
GridLayout layout = new GridLayout();
layout.numColumns = numColumns;
composite.setLayout(layout);
// GridData
GridData data = new GridData(GridData.FILL, GridData.FILL, true, false);
data.horizontalIndent = 0;
composite.setLayoutData(data);
return composite;
}
protected Control createContents(Composite parent) {
Composite propertyPage = createComposite(parent, 2);
createDoctypeContents(propertyPage);
createCSSProfileContents(propertyPage);
populateValues();
initializeValues();
computeMaxWidthHint();
fListener = new ComboSelectionListener();
fDocumentTypeCombo.addSelectionListener(fListener);
PlatformUI.getWorkbench().getHelpSystem().setHelp(propertyPage, IHelpContextIds.WEB_CONTENT_SETTINGS_HELPID);
Dialog.applyDialogFont(parent);
return propertyPage;
}
private void createCSSProfileContents(Composite parent) {
// CSS Profile
Label languageLabel = new Label(parent, SWT.NONE);
languageLabel.setText(HTMLUIMessages.UI_CSS_profile___2);
fProfileCombo = new Combo(parent, SWT.READ_ONLY);
GridData data = new GridData(GridData.FILL, GridData.FILL, true, false);
data.horizontalIndent = 0;
fProfileCombo.setLayoutData(data);
}
private void createDoctypeContents(Composite parent) {
// create description of implicit DOCTYPE
Text doctypeLabel = new Text(parent, SWT.READ_ONLY);
doctypeLabel.setText(HTMLUIMessages.UI_Description_of_role_of_following_DOCTYPE);
GridData data = new GridData(GridData.FILL, GridData.FILL, true, false);
data.horizontalIndent = 0;
data.horizontalSpan = 2;
doctypeLabel.setLayoutData(data);
// document type
Label languageLabel = new Label(parent, SWT.NONE);
languageLabel.setText(HTMLUIMessages.UI_Default_HTML_DOCTYPE_ID___1);
fDocumentTypeCombo = new Combo(parent, SWT.READ_ONLY);
data = new GridData(GridData.FILL, GridData.FILL, true, false);
data.horizontalIndent = 0;
fDocumentTypeCombo.setLayoutData(data);
// public ID
Label publicIdLabel = new Label(parent, SWT.NONE);
publicIdLabel.setText(HTMLUIMessages.UI_Public_ID);
fPublicIdText = new Text(parent, SWT.READ_ONLY | SWT.BORDER);
data = new GridData(GridData.FILL, GridData.FILL, true, false);
data.horizontalIndent = 0;
fPublicIdText.setLayoutData(data);
// system ID
Label systemIdLabel = new Label(parent, SWT.NONE);
systemIdLabel.setText(HTMLUIMessages.UI_System_ID);
fSystemIdText = new Text(parent, SWT.READ_ONLY | SWT.BORDER);
data = new GridData(GridData.FILL, GridData.FILL, true, false);
data.horizontalIndent = 0;
fSystemIdText.setLayoutData(data);
// create separator
Label label = new Label(parent, SWT.SEPARATOR | SWT.HORIZONTAL);
data = new GridData();
data.horizontalAlignment = GridData.FILL;
data.horizontalSpan = 2;
data.verticalSpan = 8;
label.setLayoutData(data);
}
/**
* Get the resource this properties page is for
*
* @return IResource for this properties page or null if there is no
* IResource
*/
private IResource getResource() {
IResource resource = null;
IAdaptable adaptable = getElement();
if (adaptable instanceof IResource) {
resource = (IResource) adaptable;
}
else if (adaptable != null) {
Object o = adaptable.getAdapter(IResource.class);
if (o instanceof IResource) {
resource = (IResource) o;
}
}
return resource;
}
private String getSystemIdFrom(String publicId) {
if (publicId == null || publicId.length() == 0)
return null;
HTMLDocumentTypeRegistry reg = HTMLDocumentTypeRegistry.getInstance();
Enumeration e = reg.getEntries();
while (e.hasMoreElements()) {
HTMLDocumentTypeEntry entry = (HTMLDocumentTypeEntry) e.nextElement();
if (entry.getPublicId().equals(publicId))
return entry.getSystemId();
}
return null;
}
private void initializeValues() {
initializeDoctypeValues();
initializeCSSProfileValues();
}
private void initializeCSSProfileValues() {
int index = 0;
String profile = CSSContentProperties.getProperty(CSSContentProperties.CSS_PROFILE, getResource(), false);
if (profile != null && profile.length() > 0) {
/*
* If item is already part of combo, select it. Otherwise, select
* none.
*/
index = fProfileIds.indexOf(profile);
}
index = index >= 0 ? index : 0;
fProfileCombo.select(index);
}
private void initializeDoctypeValues() {
int index = 0;
String doctype = HTMLContentProperties.getProperty(HTMLContentProperties.DOCUMENT_TYPE, getResource(), false);
if (doctype != null) {
/*
* If item is already part of combo, select it. Otherwise, select
* none.
*/
index = fDocumentTypeIds.indexOf(doctype);
}
// set combobox
index = index >= 0 ? index : 0;
fDocumentTypeCombo.select(index);
updateDoctypeText(index, doctype);
}
void updateDoctypeText(int index, String doctype) {
if (index > 0) {
// set public/system id text
fPublicIdText.setText(doctype);
String systemId = getSystemIdFrom(doctype);
if (systemId != null)
fSystemIdText.setText(systemId);
else
fSystemIdText.setText(""); //$NON-NLS-1$
}
else {
// set public/system id text
fPublicIdText.setText(""); //$NON-NLS-1$
fSystemIdText.setText(""); //$NON-NLS-1$
}
}
private void populateValues() {
populateDoctypeValues();
populateCSSProfileValues();
}
private void populateCSSProfileValues() {
fProfileIds = new ArrayList();
// add none first
fProfileCombo.add(SELECT_NONE);
fProfileIds.add(null);
CSSProfileRegistry reg = CSSProfileRegistry.getInstance();
Iterator i = reg.getProfiles();
while (i.hasNext()) {
CSSProfile profile = (CSSProfile) i.next();
String id = profile.getProfileID();
String name = profile.getProfileName();
fProfileCombo.add(name);
fProfileIds.add(id);
}
}
private void populateDoctypeValues() {
fDocumentTypeIds = new ArrayList();
// add none first
fDocumentTypeCombo.add(SELECT_NONE);
fDocumentTypeIds.add(null);
HTMLDocumentTypeRegistry reg = HTMLDocumentTypeRegistry.getInstance();
Enumeration e = reg.getEntries();
while (e.hasMoreElements()) {
HTMLDocumentTypeEntry entry = (HTMLDocumentTypeEntry) e.nextElement();
String publicId = entry.getPublicId();
String displayName = entry.getDisplayName();
displayName = displayName != null ? displayName : publicId;
fDocumentTypeCombo.add(displayName);
fDocumentTypeIds.add(publicId);
if (displayName.length() > maxLengthStringInHTMLDocumentTypeRegistry.length()) {
maxLengthStringInHTMLDocumentTypeRegistry = displayName;
}
if (entry.getSystemId() == null)
continue; // if HTML entry
if (entry.getSystemId().length() > maxLengthStringInHTMLDocumentTypeRegistry.length())
maxLengthStringInHTMLDocumentTypeRegistry = entry.getSystemId();
}
}
private void computeMaxWidthHint() {
// maxLengthString was set populateDoctypeValues was called
String maxLengthString = maxLengthStringInHTMLDocumentTypeRegistry;
String backup = fSystemIdText.getText();
fSystemIdText.setText(maxLengthString);
int maxWidthHint = fSystemIdText.computeSize(SWT.DEFAULT, SWT.DEFAULT).x;
fSystemIdText.setText(backup);
if (fDocumentTypeCombo.getLayoutData() != null)
((GridData) fDocumentTypeCombo.getLayoutData()).widthHint = maxWidthHint;
if (fPublicIdText.getLayoutData() != null)
((GridData) fPublicIdText.getLayoutData()).widthHint = maxWidthHint;
if (fSystemIdText.getLayoutData() != null)
((GridData) fSystemIdText.getLayoutData()).widthHint = maxWidthHint;
if (fProfileCombo.getLayoutData() != null)
((GridData) fProfileCombo.getLayoutData()).widthHint = maxWidthHint;
}
private void performCSSProfileDefaults() {
int index = fProfileCombo.indexOf(SELECT_NONE);
if (index > -1)
fProfileCombo.select(index);
super.performDefaults();
}
private boolean performCSSProfileOk() {
int index = fProfileCombo.getSelectionIndex();
if (index > -1) {
String id = (String) fProfileIds.get(index);
if (id == null || id.length() == 0 || id.equalsIgnoreCase(SELECT_NONE)) {
// if none, use null
id = null;
}
try {
CSSContentProperties.setProperty(CSSContentProperties.CSS_PROFILE, getResource(), id);
}
catch (CoreException e) {
// maybe in future, let user know there was a problem saving
// file
Logger.log(Logger.WARNING_DEBUG, e.getMessage(), e);
return false;
}
}
return true;
}
protected void performDefaults() {
super.performDefaults();
performDoctypeDefaults();
performCSSProfileDefaults();
}
private void performDoctypeDefaults() {
fPublicIdText.setText("");//$NON-NLS-1$
fSystemIdText.setText(""); //$NON-NLS-1$
int index = fDocumentTypeCombo.indexOf(SELECT_NONE);
if (index > -1)
fDocumentTypeCombo.select(index);
}
private boolean performDoctypeOk() {
int index = fDocumentTypeCombo.getSelectionIndex();
if (index > -1) {
String id = (String) fDocumentTypeIds.get(index);
if (id == null || id.equalsIgnoreCase(SELECT_NONE)) {
// if none, use null
id = null;
}
try {
HTMLContentProperties.setProperty(HTMLContentProperties.DOCUMENT_TYPE, getResource(), id);
}
catch (CoreException e) {
// maybe in future, let user know there was a problem saving
// file
Logger.log(Logger.WARNING_DEBUG, e.getMessage(), e);
return false;
}
}
return true;
}
public boolean performOk() {
boolean doctype = performDoctypeOk();
boolean cssprofile = performCSSProfileOk();
if (doctype || cssprofile) {
// touch to mark for build-driven revalidation
IResource resource = getResource();
if (resource != null) {
try {
resource.accept(new IResourceVisitor() {
public boolean visit(IResource resource) throws CoreException {
try {
resource.touch(null);
}
catch (CoreException e) {
return false;
}
return true;
}
}, IResource.DEPTH_INFINITE, false);
}
catch (CoreException e) {
Logger.logException(e);
}
}
}
return super.performOk();
}
}