aodl /AODL/Document/Content/Text/ListItem.cs

Language C# Lines 250
MD5 Hash a6a57b939e62a16eabda2b26f4dc76b5
Repository https://bitbucket.org/chrisc/aodl View Raw File
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/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
 * 
 * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
 * 
 * Use is subject to license terms.
 * 
 * Licensed 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. You can also
 * obtain a copy of the License at http://odftoolkit.org/docs/license.txt
 * 
 * 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.
 *
 ************************************************************************/

using System.Xml.Linq;
using AODL.Document.Styles;

namespace AODL.Document.Content.Text
{
    /// <summary>
    /// ListItem represent a list item which is used within a list.
    /// </summary>
    public class ListItem : IContent, IContentContainer, IHtml
    {
        /// <summary>
        /// Initializes a new instance of the <see cref="ListItem"/> class.
        /// </summary>
        /// <param name="document">The document.</param>
        public ListItem(IDocument document)
        {
            Document = document;
            InitStandards();
        }

        /// <summary>
        /// Create a new ListItem
        /// </summary>
        /// <param name="list">The List object to which this ListItem belongs.</param>
        public ListItem(List list)
        {
            Document = list.Document;
            List = list;
            InitStandards();
        }

        /// <summary>
        /// The List object to which this ListItem belongs.
        /// </summary>
        public List List { get; set; }

        /// <summary>
        /// Inits the standards.
        /// </summary>
        private void InitStandards()
        {
            NewXmlNode();
            Content = new ContentCollection();

            Content.Inserted += Content_Inserted;
            Content.Removed += Content_Removed;
        }

        /// <summary>
        /// Create a new XElement.
        /// </summary>
        private void NewXmlNode()
        {
            Node = new XElement(Ns.Text + "list-item");
        }

        /// <summary>
        /// Content_s the inserted.
        /// </summary>
        /// <param name="index">The index.</param>
        /// <param name="value">The value.</param>
        private void Content_Inserted(int index, object value)
        {
            Node.Add(((IContent) value).Node);
        }

        /// <summary>
        /// Content_s the removed.
        /// </summary>
        /// <param name="index">The index.</param>
        /// <param name="value">The value.</param>
        private static void Content_Removed(int index, object value)
        {
            ((IContent) value).Node.Remove();
        }

        #region IHtml Member

        /// <summary>
        /// Return the content as Html string
        /// </summary>
        /// <returns>The html string</returns>
        public string GetHtml()
        {
            string html = "<li>\n";

            //Support for vers. < 1.1.1.0
//			if (this.Paragraph != null)
//			{
//				string pHtml	= this.Paragraph.GetHtml();
//				if (pHtml != "<p >\n&nbsp;</p>\n" 
//					&& !pHtml.StartsWith("<p >\n</p>")
//					&& pHtml != "<p >\n </p>\n"
//					&& pHtml != "<p >\n</p>\n")
//					html		+= pHtml+"\n";
//			}

            foreach (IContent content in Content)
                if (content is IHtml)
                    html += ((IHtml) content).GetHtml();

            html += "</li>\n";

            return html;
        }

        #endregion

        #region IContentContainer Member

        private ContentCollection _content;

        /// <summary>
        /// Gets or sets the content.
        /// </summary>
        /// <value>The content.</value>
        public ContentCollection Content
        {
            get { return _content; }
            set
            {
                if (_content != null)
                    foreach (IContent content in _content)
                        content.Node.Remove();

                _content = value;

                if (_content != null)
                    foreach (IContent content in _content)
                        Node.Add(content.Node);
            }
        }

        #endregion

        #region IContent Member

        private IStyle _style;

        /// <summary>
        /// Gets or sets the node.
        /// </summary>
        /// <value>The node.</value>
        public XElement Node { get; set; }

        /// <summary>
        /// Gets or sets the name of the style.
        /// </summary>
        /// <value>The name of the style.</value>
        public string StyleName
        {
            get { return (string) Node.Attribute(Ns.Text + "style-name"); }
            set { Node.SetAttributeValue(Ns.Text + "style-name", value); }
        }

        /// <summary>
        /// Every object (typeof(IContent)) have to know his document.
        /// </summary>
        /// <value></value>
        public IDocument Document { get; set; }

        /// <summary>
        /// A Style class wich is referenced with the content object.
        /// If no style is available this is null.
        /// </summary>
        /// <value></value>
        public IStyle Style
        {
            get { return _style; }
            set
            {
                StyleName = value.StyleName;
                _style = value;
            }
        }

        /// <summary>
        /// Gets or sets the node.
        /// </summary>
        /// <value>The node.</value>
        XNode IContent.Node
        {
            get { return Node; }
            set { Node = (XElement) value; }
        }

        #endregion
    }
}

/*
 * $Log: ListItem.cs,v $
 * Revision 1.2  2008/04/29 15:39:46  mt
 * new copyright header
 *
 * Revision 1.1  2007/02/25 08:58:39  larsbehr
 * initial checkin, import from Sourceforge.net to OpenOffice.org
 *
 * Revision 1.2  2006/02/05 20:02:25  larsbm
 * - Fixed several bugs
 * - clean up some messy code
 *
 * Revision 1.1  2006/01/29 11:28:22  larsbm
 * - Changes for the new version. 1.2. see next changelog for details
 *
 * Revision 1.4  2005/12/18 18:29:46  larsbm
 * - AODC Gui redesign
 * - AODC HTML exporter refecatored
 * - Full Meta Data Support
 * - Increase textprocessing performance
 *
 * Revision 1.3  2005/12/12 19:39:17  larsbm
 * - Added Paragraph Header
 * - Added Table Row Header
 * - Fixed some bugs
 * - better whitespace handling
 * - Implmemenation of HTML Exporter
 *
 * Revision 1.2  2005/10/23 16:47:48  larsbm
 * - Bugfix ListItem throws IStyleInterface not implemented exeption
 * - now. build the document after call saveto instead prepare the do at runtime
 * - add remove support for IText objects in the paragraph class
 *
 * Revision 1.1  2005/10/09 15:52:47  larsbm
 * - Changed some design at the paragraph usage
 * - add list support
 *
 */
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