htmltableelementimpl.java

用Java写的面相对象的数据库管理系统

/**
 * org/ozone-db/xml/dom/html/HTMLTableElementImpl.java
 *
 * The contents of this file are subject to the OpenXML Public
 * License Version 1.0; you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 * http://www.openxml.org/license.html
 *
 * THIS SOFTWARE IS DISTRIBUTED ON AN "AS IS" BASIS WITHOUT WARRANTY
 * OF ANY KIND, EITHER EXPRESSED OR IMPLIED. THE INITIAL DEVELOPER
 * AND ALL CONTRIBUTORS SHALL NOT BE LIABLE FOR ANY DAMAGES AS A
 * RESULT OF USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS
 * DERIVATIVES. SEE THE LICENSE FOR THE SPECIFIC LANGUAGE GOVERNING
 * RIGHTS AND LIMITATIONS UNDER THE LICENSE.
 *
 * The Initial Developer of this code under the License is Assaf Arkin.
 * Portions created by Assaf Arkin are Copyright (C) 1998, 1999.
 * All Rights Reserved.
 */


package org.ozoneDB.xml.dom.html;


import org.ozoneDB.xml.dom.*;
import org.w3c.dom.*;
import org.w3c.dom.html.*;


/**
 * @version $Revision: 1.3 $ $Date: 2000/10/28 16:55:25 $
 * @author <a href="mailto:[e-mail]">Assaf Arkin</a>
 * @see org.w3c.dom.html.HTMLAnchorElement
 * @see ElementImpl
 */
public final class HTMLTableElementImpl extends HTMLElementImpl implements HTMLTableElement {
    
    
    public synchronized HTMLTableCaptionElement getCaption() {
        Node child;
        
        child = getFirstChild();
        while (child != null) {
            if (child instanceof HTMLTableCaptionElement && child.getNodeName().equals( "CAPTION" )) {
                return (HTMLTableCaptionElement)child;
            } 
            child = child.getNextSibling();
        } 
        return null;
    } 
    
    
    public synchronized void setCaption( HTMLTableCaptionElement caption ) {
        if (caption != null && !caption.getTagName().equals( "CAPTION" )) {
            throw new IllegalArgumentException( "Argument 'caption' is not an element of type <CAPTION>." );
        } 
        deleteCaption();
        if (caption != null) {
            appendChild( caption );
        } 
    } 
    
    
    public synchronized HTMLElement createCaption() {
        HTMLElement section;
        
        section = getCaption();
        if (section != null) {
            return section;
        } 
        section = new HTMLTableSectionElementImpl( (HTMLDocumentImpl)getOwnerDocument(), "CAPTION" );
        appendChild( section );
        return section;
    } 
    
    
    public synchronized void deleteCaption() {
        Node old;
        
        old = getCaption();
        if (old != null) {
            removeChild( old );
        } 
    } 
    
    
    public synchronized HTMLTableSectionElement getTHead() {
        Node child;
        
        child = getFirstChild();
        while (child != null) {
            if (child instanceof HTMLTableSectionElement && child.getNodeName().equals( "THEAD" )) {
                return (HTMLTableSectionElement)child;
            } 
            child = child.getNextSibling();
        } 
        return null;
    } 
    
    
    public synchronized void setTHead( HTMLTableSectionElement tHead ) {
        if (tHead != null && !tHead.getTagName().equals( "THEAD" )) {
            throw new IllegalArgumentException( "Argument 'tHead' is not an element of type <THEAD>." );
        } 
        deleteTHead();
        if (tHead != null) {
            appendChild( tHead );
        } 
    } 
    
    
    public synchronized HTMLElement createTHead() {
        HTMLElement section;
        
        section = getTHead();
        if (section != null) {
            return section;
        } 
        section = new HTMLTableSectionElementImpl( (HTMLDocumentImpl)getOwnerDocument(), "THEAD" );
        appendChild( section );
        return section;
    } 
    
    
    public synchronized void deleteTHead() {
        Node old;
        
        old = getTHead();
        if (old != null) {
            removeChild( old );
        } 
    } 
    
    
    public synchronized HTMLTableSectionElement getTFoot() {
        Node child;
        
        child = getFirstChild();
        while (child != null) {
            if (child instanceof HTMLTableSectionElement && child.getNodeName().equals( "TFOOT" )) {
                return (HTMLTableSectionElement)child;
            } 
            child = child.getNextSibling();
        } 
        return null;
    } 
    
    
    public synchronized void setTFoot( HTMLTableSectionElement tFoot ) {
        if (tFoot != null && !tFoot.getTagName().equals( "TFOOT" )) {
            throw new IllegalArgumentException( "Argument 'tFoot' is not an element of type <TFOOT>." );
        } 
        deleteTFoot();
        if (tFoot != null) {
            appendChild( tFoot );
        } 
    } 
    
    
    public synchronized HTMLElement createTFoot() {
        HTMLElement section;
        
        section = getTFoot();
        if (section != null) {
            return section;
        } 
        section = new HTMLTableSectionElementImpl( (HTMLDocumentImpl)getOwnerDocument(), "TFOOT" );
        appendChild( section );
        return section;
    } 
    
    
    public synchronized void deleteTFoot() {
        Node old;
        
        old = getTFoot();
        if (old != null) {
            removeChild( old );
        } 
    } 
    
    
    public HTMLCollection getRows() {
        if (_rows == null) {
            _rows = new HTMLCollectionImpl( this, HTMLCollectionImpl.ROW );
        } 
        return _rows;
    } 
    
    
    public HTMLCollection getTBodies() {
        if (_bodies == null) {
            _bodies = new HTMLCollectionImpl( this, HTMLCollectionImpl.TBODY );
        } 
        return _bodies;
    } 
    
    
    public String getAlign() {
        return capitalize( getAttribute( "align" ) );
    } 
    
    
    public void setAlign( String align ) {
        setAttribute( "align", align );
    } 
    
    
    public String getBgColor() {
        return getAttribute( "bgcolor" );
    } 
    
    
    public void setBgColor( String bgColor ) {
        setAttribute( "bgcolor", bgColor );
    } 
    
    
    public String getBorder() {
        return getAttribute( "border" );
    } 
    
    
    public void setBorder( String border ) {
        setAttribute( "border", border );
    } 
    
    
    public String getCellPadding() {
        return getAttribute( "cellpadding" );
    } 
    
    
    public void setCellPadding( String cellPadding ) {
        setAttribute( "cellpadding", cellPadding );
    } 
    
    
    public String getCellSpacing() {
        return getAttribute( "cellspacing" );
    } 
    
    
    public void setCellSpacing( String cellSpacing ) {
        setAttribute( "cellspacing", cellSpacing );
    } 
    
    
    public String getFrame() {
        return capitalize( getAttribute( "frame" ) );
    } 
    
    
    public void setFrame( String frame ) {
        setAttribute( "frame", frame );
    } 
    
    
    public String getRules() {
        return capitalize( getAttribute( "rules" ) );
    } 
    
    
    public void setRules( String rules ) {
        setAttribute( "rules", rules );
    } 
    
    
    public String getSummary() {
        return getAttribute( "summary" );
    } 
    
    
    public void setSummary( String summary ) {
        setAttribute( "summary", summary );
    } 
    
    
    public String getWidth() {
        return getAttribute( "width" );
    } 
    
    
    public void setWidth( String width ) {
        setAttribute( "width", width );
    } 
    
    
    public HTMLElement insertRow( int index ) {
        HTMLTableRowElementImpl newRow;
        
        newRow = new HTMLTableRowElementImpl( (HTMLDocumentImpl)getOwnerDocument(), "TR" );
        newRow.insertCell( 0 );
        insertRowX( index, newRow );
        return newRow;
    } 
    
    
    void insertRowX( int index, HTMLTableRowElementImpl newRow ) {
        Node child;
        Node lastSection = null;
        
        child = getFirstChild();
        while (child != null) {
            if (child instanceof HTMLTableRowElement) {
                if (index == 0) {
                    insertBefore( newRow, child );
                    return;
                } 
            } else {
                if (child instanceof HTMLTableSectionElementImpl) {
                    lastSection = child;
                    index = ((HTMLTableSectionElementImpl)child).insertRowX( index, newRow );
                    if (index < 0) {
                        return;
                    } 
                } 
            } 
            child = child.getNextSibling();
        } 
        if (lastSection != null) {
            lastSection.appendChild( newRow );
        } else {
            appendChild( newRow );
        } 
    } 
    
    
    public synchronized void deleteRow( int index ) {
        Node child;
        
        child = getFirstChild();
        while (child != null) {
            if (child instanceof HTMLTableRowElement) {
                if (index == 0) {
                    removeChild( child );
                    return;
                } 
            } else {
                if (child instanceof HTMLTableSectionElementImpl) {
                    index = ((HTMLTableSectionElementImpl)child).deleteRowX( index );
                    if (index < 0) {
                        return;
                    } 
                } 
            } 
            child = child.getNextSibling();
        } 
    } 
    
    
    /**
     * Constructor requires owner document.
     *
     * @param owner The owner HTML document
     */
    public HTMLTableElementImpl( HTMLDocumentImpl owner, String name ) {
        super( owner, "TABLE" );
    }
    
    
    private HTMLCollectionImpl _rows;
    
    
    private HTMLCollectionImpl _bodies;
    
    
}