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/*******************************************************************************
* Copyright (c) 2004 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
*******************************************************************************/
package org.eclipse.wst.css.core.internal.formatter;
import org.eclipse.core.runtime.Preferences;
import org.eclipse.jface.text.IRegion;
import org.eclipse.wst.css.core.internal.CSSCorePlugin;
import org.eclipse.wst.css.core.internal.cleanup.CSSCleanupStrategy;
import org.eclipse.wst.css.core.internal.preferences.CSSCorePreferenceNames;
import org.eclipse.wst.css.core.internal.provisional.document.ICSSAttr;
import org.eclipse.wst.css.core.internal.provisional.document.ICSSCharsetRule;
import org.eclipse.wst.css.core.internal.provisional.document.ICSSImportRule;
import org.eclipse.wst.css.core.internal.provisional.document.ICSSNode;
import org.eclipse.wst.css.core.internal.provisional.document.ICSSPageRule;
import org.eclipse.wst.css.core.internal.provisional.document.ICSSStyleDeclItem;
import org.eclipse.wst.css.core.internal.provisional.document.ICSSStyleRule;
import org.eclipse.wst.css.core.internal.util.CSSUtil;
import org.eclipse.wst.sse.core.internal.provisional.IndexedRegion;
import org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocument;
/**
*
*/
public class AttrFormatter extends DefaultCSSSourceFormatter {
private static AttrFormatter instance;
/**
*
*/
AttrFormatter() {
super();
}
/**
*
*/
protected void formatPre(ICSSNode node, StringBuffer source) {
ICSSAttr attr = (ICSSAttr) node;
CSSCleanupStrategy stgy = getCleanupStrategy(node);
int end = ((IndexedRegion) node).getEndOffset();
if (end > 0) { // format source
int start = ((IndexedRegion) node).getStartOffset();
IStructuredDocument structuredDocument = node.getOwnerDocument().getModel().getStructuredDocument();
CompoundRegion[] regions = getRegionsWithoutWhiteSpaces(structuredDocument, new FormatRegion(start, end - start), stgy);
if (attr.getName().equals(ICSSStyleRule.SELECTOR) || attr.getName().equals(ICSSPageRule.SELECTOR)) {
for (int i = 0; i < regions.length; i++) {
if (i != 0)
appendSpaceBetween(node, regions[i - 1], regions[i], source);
source.append(decoratedRegion(regions[i], 0, stgy));
}
}
else if (attr.getName().equals(ICSSImportRule.HREF)) {
for (int i = 0; i < regions.length; i++) {
if (i != 0)
appendSpaceBefore(node, regions[i], source);
source.append(decoratedPropValueRegion(regions[i], stgy));
}
}
else if (attr.getName().equals(ICSSCharsetRule.ENCODING)) {
for (int i = 0; i < regions.length; i++) {
if (i != 0)
appendSpaceBefore(node, regions[i], source);
source.append(decoratedIdentRegion(regions[i], stgy));
}
}
else if (attr.getName().equals(ICSSStyleDeclItem.IMPORTANT)) {
for (int i = 0; i < regions.length; i++) {
if (i != 0)
appendSpaceBefore(node, regions[i], source);
source.append(decoratedPropValueRegion(regions[i], stgy));
}
}
else if (attr.getName() == null || attr.getName().length() == 0) {
for (int i = 0; i < regions.length; i++) {
if (i != 0)
appendSpaceBefore(node, regions[i], source);
source.append(decoratedIdentRegion(regions[i], stgy));
}
}
else {
// counter attributes
for (int i = 0; i < regions.length; i++) {
if (i != 0)
appendSpaceBefore(node, regions[i], source);
source.append(decoratedPropValueRegion(regions[i], stgy));
}
}
}
else { // generate source
Preferences preferences = CSSCorePlugin.getDefault().getPluginPreferences();
String value = attr.getValue();
if (value == null)
value = "";//$NON-NLS-1$
if (attr.getName().equals(ICSSStyleRule.SELECTOR) || attr.getName().equals(ICSSPageRule.SELECTOR)) {
}
else if (attr.getName().equals(ICSSImportRule.HREF)) {
String uri = org.eclipse.wst.css.core.internal.util.CSSLinkConverter.stripFunc(value);
String func = preferences.getInt(CSSCorePreferenceNames.CASE_PROPERTY_VALUE) == CSSCorePreferenceNames.UPPER ? "URL(" : "url(";//$NON-NLS-2$//$NON-NLS-1$
if (preferences.getBoolean(CSSCorePreferenceNames.FORMAT_QUOTE_IN_URI)) {
String quote = preferences.getString(CSSCorePreferenceNames.FORMAT_QUOTE);
quote = CSSUtil.detectQuote(uri, quote);
value = func + quote + uri + quote + ")";//$NON-NLS-1$
}
else {
value = func + uri + ")";//$NON-NLS-1$
}
}
else if (attr.getName().equals(ICSSCharsetRule.ENCODING)) {
String quote = preferences.getString(CSSCorePreferenceNames.FORMAT_QUOTE);
if (!value.startsWith("\"") && !value.startsWith("\'"))//$NON-NLS-2$//$NON-NLS-1$
value = quote + value;
if (!value.endsWith("\"") && !value.endsWith("\'"))//$NON-NLS-2$//$NON-NLS-1$
value = value + quote;
}
else if (attr.getName().equals(ICSSStyleDeclItem.IMPORTANT)) {
if (preferences.getInt(CSSCorePreferenceNames.CASE_PROPERTY_VALUE) == CSSCorePreferenceNames.UPPER)
value = value.toUpperCase();
else
value = value.toLowerCase();
}
else if (attr.getName() == null || attr.getName().length() == 0) {
if (CSSCorePlugin.getDefault().getPluginPreferences().getInt(CSSCorePreferenceNames.CASE_IDENTIFIER) == CSSCorePreferenceNames.UPPER)
value = value.toUpperCase();
else
value = value.toLowerCase();
}
else {
if (preferences.getInt(CSSCorePreferenceNames.CASE_PROPERTY_VALUE) == CSSCorePreferenceNames.UPPER)
value = value.toUpperCase();
else
value = value.toLowerCase();
}
source.append(value);
}
}
/**
*
*/
protected void formatPre(ICSSNode node, IRegion region, StringBuffer source) {
formatPre(node, source);
}
/**
*
*/
public synchronized static AttrFormatter getInstance() {
if (instance == null) {
instance = new AttrFormatter();
}
return instance;
}
}
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