/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to you under the Apache License,
* Version 2.0 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.pivot.tutorials.bxmlexplorer;
import java.awt.Color;
import java.io.IOException;
import java.io.InputStream;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import org.apache.pivot.beans.BXMLSerializer;
import org.apache.pivot.collections.Map;
import org.apache.pivot.wtk.Application;
import org.apache.pivot.wtk.DesktopApplicationContext;
import org.apache.pivot.wtk.Display;
import org.apache.pivot.wtk.TextPane;
import org.apache.pivot.wtk.Window;
import org.apache.pivot.wtk.text.Document;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.NodeList;
import org.xml.sax.SAXException;
/**
* Create a nicely syntax highlighted version of the BXML document.
*/
public class CreateHighlightedXML {
private static final Color ELEMENT_COLOR = new Color(63, 127, 127);
private static final Color ATTR_NAME_COLOR = new Color(127, 0, 127);
private static final Color ATTR_VALUE_COLOR = new Color(42, 0, 255);
private static final Color ATTR_EQUALS_COLOR = new Color(0, 0, 0);
private final org.apache.pivot.wtk.text.Document textPaneDocument = new org.apache.pivot.wtk.text.Document();
private org.apache.pivot.wtk.text.Paragraph currentParagraph = new org.apache.pivot.wtk.text.Paragraph();
public org.apache.pivot.wtk.text.Document prettyPrint(InputStream reader)
throws ParserConfigurationException, SAXException, IOException {
final DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance();
final DocumentBuilder documentBuilder = documentBuilderFactory.newDocumentBuilder();
org.w3c.dom.Document doc = documentBuilder.parse(reader);
return prettyPrint(doc);
}
private org.apache.pivot.wtk.text.Document prettyPrint(final org.w3c.dom.Document domDocument) {
org.w3c.dom.Element domElement = domDocument.getDocumentElement();
prettyPrint(domElement, 0);
textPaneDocument.add(currentParagraph);
return textPaneDocument;
}
private void prettyPrint(org.w3c.dom.Element domElement, int indent) {
newLine();
indent++;
add(createIndent(indent));
add(ELEMENT_COLOR, "<" + domElement.getNodeName());
final NamedNodeMap attributes = domElement.getAttributes();
if (attributes != null) {
for (int i = 0; i < attributes.getLength(); i++) {
org.w3c.dom.Attr attr = (org.w3c.dom.Attr) attributes.item(i);
String attributeName = "";
String prefix2 = attr.getPrefix();
if (prefix2 != null && prefix2.length() > 0) {
attributeName += prefix2 + ":";
}
attributeName += attr.getNodeName();
add(ATTR_NAME_COLOR, " " + attributeName);
add(ATTR_EQUALS_COLOR, "=");
add(ATTR_VALUE_COLOR, "\"" + attr.getValue() + "\"");
}
}
if (!domElement.hasChildNodes()) {
add(ELEMENT_COLOR, "/>");
} else {
add(ELEMENT_COLOR, ">");
final NodeList childNodes = domElement.getChildNodes();
for (int i = 0; i < childNodes.getLength(); i++) {
org.w3c.dom.Node node = childNodes.item(i);
if (node instanceof org.w3c.dom.Element) {
prettyPrint((org.w3c.dom.Element) node, indent);
}
}
newLine();
add(createIndent(indent));
add(ELEMENT_COLOR, "</" + domElement.getNodeName() + ">");
}
indent--;
}
private void newLine() {
textPaneDocument.add(currentParagraph);
currentParagraph = new org.apache.pivot.wtk.text.Paragraph();
}
private void add(Color color, String buf) {
final org.apache.pivot.wtk.text.TextSpan textSpan = new org.apache.pivot.wtk.text.TextSpan();
textSpan.setForegroundColor(color);
textSpan.add(buf);
currentParagraph.add(textSpan);
}
private void add(String buf) {
final org.apache.pivot.wtk.text.TextSpan textSpan = new org.apache.pivot.wtk.text.TextSpan();
textSpan.add(buf);
currentParagraph.add(textSpan);
}
private static String createIndent(int indent) {
StringBuilder buf = new StringBuilder();
for (int i = 0; i < indent; i++) {
buf.append(" ");
}
return buf.toString();
}
public static final class TestApplication extends Application.Adapter {
private Window window = null;
@Override
public void startup(Display display, Map<String, String> properties) throws Exception {
CreateHighlightedXML xml = new CreateHighlightedXML();
Document doc = xml.prettyPrint(CreateHighlightedXML.class.getResourceAsStream("builder-test1.bxml"));
BXMLSerializer bxmlSerializer = new BXMLSerializer();
window = (Window) bxmlSerializer.readObject(BXMLExplorer.class,
"CreateHighlightedXml.bxml", true);
TextPane textPane = (TextPane) bxmlSerializer.getNamespace().get("textPane");
textPane.setDocument(doc);
window.open(display);
}
@Override
public boolean shutdown(boolean optional) {
if (window != null) {
window.close();
}
return false;
}
}
public static void main(String[] args) {
DesktopApplicationContext.main(TestApplication.class, args);
}
}