--- /dev/null
+/*
+ * $Id: TableElementModel.java,v 1.1 2004-10-05 20:51:57 jsurfer Exp $
+ * Copyright Narushima Hironori. All rights reserved.
+ */
+package net.sourceforge.phpeclipse.wizards.html;
+
+import java.io.IOException;
+import java.io.StringReader;
+import java.util.ArrayList;
+import java.util.Arrays;
+
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.parsers.FactoryConfigurationError;
+import javax.xml.parsers.ParserConfigurationException;
+
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+import org.w3c.dom.Node;
+import org.w3c.dom.NodeList;
+import org.xml.sax.InputSource;
+import org.xml.sax.SAXException;
+
+/**
+ * TableElementModel
+ */
+public class TableElementModel {
+
+ final static char[] CHAR_TABLE = "ABCDEFGHIJKLMNOPQRSTUVWXYZ".toCharArray();
+
+ StringDivider stringDivider = new StringDivider();
+
+ ElementWriter writer;
+
+ DocumentBuilder docBuilder;
+ Document document;
+ Element tableElement;
+ String[] columnProperties;
+
+ public TableElementModel(String content, boolean parse) throws FactoryConfigurationError, ParserConfigurationException, SAXException, IOException{
+ docBuilder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
+ if(parse){
+ initAsParse(content);
+ }else{
+ initModel(content);
+ }
+ columnProperties = createColumnProperties();
+
+ // create elementWriter
+ writer = new ElementWriter(0, null);
+ writer.setExpandOption("caption", ElementWriter.END_CHANGELINE );
+ writer.setExpandOption("table", ElementWriter.BEGIN_CHANGELINE | ElementWriter.END_CHANGELINE);
+ writer.setExpandOption("thead", ElementWriter.BEGIN_CHANGELINE | ElementWriter.END_CHANGELINE);
+ writer.setExpandOption("tfoot", ElementWriter.BEGIN_CHANGELINE | ElementWriter.END_CHANGELINE);
+ writer.setExpandOption("tbody", ElementWriter.BEGIN_CHANGELINE | ElementWriter.END_CHANGELINE);
+ writer.setExpandOption("tr", ElementWriter.END_CHANGELINE);
+ }
+
+ void initModel(String content) throws ParserConfigurationException, SAXException, IOException {
+ StringReader strReader = new StringReader(content);
+ InputSource inputSrc = new InputSource(strReader);
+
+ document = docBuilder.parse(inputSrc);
+ tableElement = document.getDocumentElement();
+
+ Element[] rows = getRows();
+ for (int i = 0; i < rows.length; i++) {
+ Element[] cells = chooseCellElements(rows[i]);
+ for (int j = 0; j < cells.length; j++) {
+ Element cell = cells[j];
+ if( !cell.hasChildNodes() ){
+ cell.appendChild(document.createTextNode(""));
+ }
+ }
+ }
+ }
+
+ public void initAsParse(String content) throws ParserConfigurationException, FactoryConfigurationError {
+ // create new table model.
+ document = docBuilder.newDocument();
+ tableElement = document.createElement("table");
+
+ String[][] cells = stringDivider.divide(content);
+ if(cells.length > 0){
+ for (int i = 0; i < cells.length; i++) {
+ String[] rows = cells[i];
+ Element tr = document.createElement("tr");
+ for (int j = 0; j < rows.length; j++) {
+ Element e = document.createElement("td");
+ e.appendChild(document.createTextNode(rows[j]));
+ tr.appendChild(e);
+ }
+ tableElement.appendChild(tr);
+ }
+
+ setColumnCount(cells[0].length);
+ }else{
+ Element tr = document.createElement("tr");
+ Element td = document.createElement("td");
+ td.appendChild(document.createTextNode(""));
+ tr.appendChild(td);
+ tableElement.appendChild(tr);
+
+ setColumnCount(1);
+ }
+ }
+
+ String[] createColumnProperties(){
+ int len = getColumnCount();
+ String[] props = new String[len];
+ for(int i=0; i<len; i++){
+ props[i] = toColumnName(i);
+ }
+ return props;
+ }
+
+ public void setRowCount(int rowCount){
+ Element[] rows = getRows();
+ if(rowCount > rows.length){
+ for(int i=rows.length; i<rowCount; i++){
+ tableElement.appendChild( createRowElement());
+ }
+ }else if(rowCount < rows.length){
+ for(int i=rowCount; i<rows.length; i++){
+ tableElement.removeChild(rows[i]);
+ }
+ }
+ }
+
+ public Element[] getRows(){
+ ArrayList rows = new ArrayList();
+ NodeList nodes = tableElement.getElementsByTagName("tr");
+ for(int i=0; i<nodes.getLength(); i++){
+ rows.add( nodes.item(i) );
+ }
+ return (Element[])rows.toArray(new Element[rows.size()]);
+ }
+
+ public int getRowCount(){
+ return getRows().length;
+ }
+
+ Element createRowElement(){
+ Element tr = document.createElement("tr");
+ for(int i=0, columnCount = getColumnCount(); i<columnCount; i++){
+ Element td = document.createElement("td");
+ td.appendChild(document.createTextNode(""));
+ tr.appendChild(td);
+ }
+ return tr;
+ }
+
+ public void setColumnCount(int newLength){
+ NodeList trs = tableElement.getElementsByTagName("tr");
+ for(int i=0; i<trs.getLength(); i++){
+ Element tr = (Element)trs.item(i);
+ Element[] cells = chooseCellElements(tr);
+ int colLen = cells.length;
+
+ if( newLength > colLen ){
+ for(int j=0, len = newLength - colLen; j<len; j++){
+ Element cell = document.createElement("td");
+ cell.appendChild(document.createTextNode(""));
+ tr.appendChild(cell);
+ }
+ }else if( newLength < colLen ){
+ for(int j=newLength; j<colLen; j++){
+ tr.removeChild( cells[j]);
+ }
+ }
+ }
+ columnProperties = createColumnProperties();
+ }
+
+ public int getColumnCount(){
+ NodeList trs = tableElement.getElementsByTagName("tr");
+ if( trs.getLength() > 0){
+ Element tr = (Element)trs.item(0);
+ return chooseCellElements(tr).length;
+ }else{
+ return 0;
+ }
+ }
+
+ public static Element[] chooseCellElements(Element tr){
+ NodeList nodeList = tr.getChildNodes();
+
+ ArrayList result = new ArrayList();
+ for(int i=0; i<nodeList.getLength(); i++){
+ Node node = nodeList.item(i);
+ if(node instanceof Element){
+ String nodeName = node.getNodeName();
+ if(nodeName.equals("td") || nodeName.equals("th") ){
+ result.add(node);
+ }
+ }
+ }
+
+ return (Element[])result.toArray(new Element[result.size()]);
+ }
+
+ public String expandCodes(){
+ return writer.expandTag(tableElement);
+ }
+
+
+ public static String toColumnName(int i){
+ StringBuffer buff = new StringBuffer();
+ int u = i / CHAR_TABLE.length;
+ if( u > 0){
+ buff.append(CHAR_TABLE[u-1]);
+ }
+ buff.append( CHAR_TABLE[i % CHAR_TABLE.length] );
+ return buff.toString();
+ }
+
+ /**
+ * Return index of char map. If can not parse values return -1.
+ */
+ public static int toNumeric(String code){
+ int result = -1;
+ for(int i=0; i<code.length(); i++){
+ char c = code.charAt(i);
+ int match = Arrays.binarySearch(CHAR_TABLE, c);
+ if( match >= 0){
+ if(result == -1){
+ result = 0;
+ }
+ int v = match;
+ int u = code.length()-1-i;
+ if(u>0){
+ v = CHAR_TABLE.length * u * (v+1);
+ }
+ result += v;
+ }
+ }
+ return result;
+ }
+
+ public void move(Element tr, int moveCount){
+ Element[] rows = getRows();
+ int index = -1;
+ for(int i=0;i<rows.length; i++){
+ if(tr.equals(rows[i])){
+ index = i;
+ }
+ }
+ if(index == -1){
+ throw new IllegalArgumentException("Invalid row node (not countained in this table):" + tr);
+ }
+ if(moveCount > 0){
+ // move down;
+ for(int i=index; i<moveCount+index && i<rows.length-1; i++){
+ tableElement.insertBefore(rows[i+1], rows[i]);
+ }
+ }else if(moveCount < 0){
+ // move up
+ for(int i=index; i>=moveCount+index+1 && i >= 1; i--){
+ tableElement.insertBefore(rows[index], rows[i-1]);
+ }
+ }else{
+ return;
+ }
+ }
+
+ public void insertNewRowBefore(Element tr){
+ Element newRow = createRowElement();
+ if( tr == null){
+ tableElement.appendChild(newRow);
+ }else{
+ tableElement.insertBefore(newRow, tr);
+ }
+ }
+
+ public void removeRow(Element tr){
+ tableElement.removeChild(tr);
+ }
+
+ public String[] getColumnProperties() {
+ return (String[])columnProperties.clone();
+ }
+
+}
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