/*******************************************************************************
* Copyright (c) 2004, 2007 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.html.core.internal.format;
import org.eclipse.core.runtime.Preferences;
import org.eclipse.wst.html.core.internal.HTMLCorePlugin;
import org.eclipse.wst.html.core.internal.preferences.HTMLCorePreferenceNames;
import org.eclipse.wst.sse.core.internal.format.IStructuredFormatPreferences;
import org.eclipse.wst.sse.core.internal.format.IStructuredFormatter;
import org.eclipse.wst.xml.core.internal.provisional.format.StructuredFormatPreferencesXML;
import org.w3c.dom.Node;
// nakamori_TODO: check and remove CSS formatting
class HTMLFormatterFactory {
private static HTMLFormatterFactory fInstance = null;
protected StructuredFormatPreferencesXML fFormatPreferences = null;
static synchronized HTMLFormatterFactory getInstance() {
if (fInstance == null) {
fInstance = new HTMLFormatterFactory();
}
return fInstance;
}
protected IStructuredFormatter createFormatter(Node node, IStructuredFormatPreferences formatPreferences) {
IStructuredFormatter formatter = null;
switch (node.getNodeType()) {
case Node.ELEMENT_NODE :
formatter = new HTMLElementFormatter();
break;
case Node.TEXT_NODE :
if (isEmbeddedCSS(node)) {
formatter = new EmbeddedCSSFormatter();
}
else {
formatter = new HTMLTextFormatter();
}
break;
default :
formatter = new HTMLFormatter();
break;
}
// init FormatPreferences
formatter.setFormatPreferences(formatPreferences);
return formatter;
}
/**
*/
private boolean isEmbeddedCSS(Node node) {
if (node == null)
return false;
Node parent = node.getParentNode();
if (parent == null)
return false;
if (parent.getNodeType() != Node.ELEMENT_NODE)
return false;
String name = parent.getNodeName();
if (name == null)
return false;
return name.equalsIgnoreCase("STYLE");//$NON-NLS-1$
}
private HTMLFormatterFactory() {
super();
}
protected StructuredFormatPreferencesXML getFormatPreferences() {
if (fFormatPreferences == null) {
fFormatPreferences = new StructuredFormatPreferencesXML();
Preferences preferences = HTMLCorePlugin.getDefault().getPluginPreferences();
if (preferences != null) {
fFormatPreferences.setLineWidth(preferences.getInt(HTMLCorePreferenceNames.LINE_WIDTH));
fFormatPreferences.setSplitMultiAttrs(preferences.getBoolean(HTMLCorePreferenceNames.SPLIT_MULTI_ATTRS));
fFormatPreferences.setAlignEndBracket(preferences.getBoolean(HTMLCorePreferenceNames.ALIGN_END_BRACKET));
fFormatPreferences.setClearAllBlankLines(preferences.getBoolean(HTMLCorePreferenceNames.CLEAR_ALL_BLANK_LINES));
char indentChar = ' ';
String indentCharPref = preferences.getString(HTMLCorePreferenceNames.INDENTATION_CHAR);
if (HTMLCorePreferenceNames.TAB.equals(indentCharPref)) {
indentChar = '\t';
}
int indentationWidth = preferences.getInt(HTMLCorePreferenceNames.INDENTATION_SIZE);
StringBuffer indent = new StringBuffer();
for (int i = 0; i < indentationWidth; i++) {
indent.append(indentChar);
}
fFormatPreferences.setIndent(indent.toString());
}
}
return fFormatPreferences;
}
}