{"id":497,"date":"2007-11-06T14:11:54","date_gmt":"2007-11-06T06:11:54","guid":{"rendered":"http:\/\/fdream.net\/blog\/article\/497.aspx"},"modified":"2007-11-06T14:11:50","modified_gmt":"2007-11-06T06:11:50","slug":"Silverlight%e4%b8%adXmlReader%e8%a7%a3%e6%9e%90XML%e7%9a%84%e6%b5%81%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/fdream.net\/blog\/article\/497","title":{"rendered":"Silverlight\u4e2dXmlReader\u89e3\u6790XML\u7684\u6d41\u7a0b"},"content":{"rendered":"<p>\u5728Silverlight 1.1\u4e2d\uff0cC#\u53ea\u80fd\u7528XmlReader\u8fd9\u6837\u4e00\u4e2a\u975e\u5e38\u8f7b\u91cf\u7ea7\u7684\u4e1c\u897f\u6765\u89e3\u6790XML\uff0c\u56e0\u6b64\u7a0d\u6709\u4e0d\u614e\u5c31\u4f1a\u51fa\u73b0\u5f88\u591a\u975e\u5e38\u5947\u602a\u7684\u9519\u8bef\uff0c\u5728\u8fd9\u91cc\u5bf9XML\u7684\u89e3\u6790\u505a\u4e00\u4e2a\u7b80\u5355\u7684\u6d41\u7a0b\u4ecb\u7ecd\u5427\u3002<\/p>\n<p>\u5728\u5bf9\u6d41\u5f0fXML\u7684\u89e3\u6790\u4e2d\uff0cXmlReader\u5bf9XML\u8282\u70b9\u8fdb\u884c\u4e00\u4e9b\u533a\u5206\uff0c\u8fd9\u4e9b\u8282\u70b9\u7684\u7c7b\u578b\u5305\u62ec\uff1a<\/p>\n<blockquote>\n<p>public enum XmlNodeType<br \/>{<br \/>    None = 0,<br \/>    Element = 1,<br \/>    Attribute = 2,<br \/>    Text = 3,<br \/>    CDATA = 4,<br \/>    EntityReference = 5,<br \/>    Entity = 6,<br \/>    ProcessingInstruction = 7,<br \/>    Comment = 8,<br \/>    Document = 9,<br \/>    DocumentType = 10,<br \/>    DocumentFragment = 11,<br \/>    Notation = 12,<br \/>    Whitespace = 13,<br \/>    SignificantWhitespace = 14,<br \/>    EndElement = 15,<br \/>    EndEntity = 16,<br \/>    XmlDeclaration = 17,<br \/>}<\/p>\n<\/blockquote>\n<p>\u5176\u4e2d\u5e38\u7528\u5230\u7684\u6709Element\u3001Attribite\u3001Text\u3001CDATA\u3001EndElement\u7b49\u3002\u5176\u4e2dElement\u7c7b\u578b\u7684\u8282\u70b9\u4e3a\u201c<item>\u201d\u5f62\u5f0f\uff0cEndElement\u7684\u7684\u8282\u70b9\u4e3a\u201c<\/item>\u201d\u5f62\u5f0f\uff0c\u800cText\u7c7b\u578b\u5219\u53ef\u4ee5\u4e3a\u4e00\u5bf9\u6807\u8bb0\u4e4b\u95f4\u7684\u6587\u672c\u5185\u5bb9\u6216\u8005\u8282\u70b9\u4e4b\u95f4\u7684\u7a7a\u683c\u3001\u6362\u884c\u7b49\u3002<\/p>\n<p>\u4e86\u89e3\u4e86\u8fd9\u4e9b\uff0c\u6211\u4eec\u518d\u6765\u770b\u600e\u4e48\u4ece\u4e00\u4e2aXML\u6587\u4ef6\u6d41\u4e2d\u627e\u51fa\u81ea\u5df1\u60f3\u8981\u7684\u6570\u636e\u3002\u9996\u5148\u5047\u8bbe\u6709\u4e00\u4e2a\u8fd9\u6837\u7684XML\u6570\u636e\u6d41\uff0c\u5176XML\u7ed3\u6784\u5982\u4e0b\uff1a<\/p>\n<blockquote>\n<p><root><br \/>  <item><br \/>    <Title>\u7f51\u7403\u738b\u5b50<\/Title> <br \/>    <Catalog>\u70ed\u95e8\u52a8\u6f2b<\/Catalog> <br \/>    <Author>fdream.net<\/Author><br \/>    <Email \/><br \/>    <Modified>Thu, 16 Aug 2007 09:39:19 GMT<\/Modified> <br \/>  <\/item><br \/>  <item><br \/>    <Title>\u8d8a\u72f1<\/Title> <br \/>    <Catalog>\u6d77\u5916\u5267\u573a<\/Catalog> <br \/>    <Author>fdream.net<\/Author><br \/>    <Email \/><br \/>    <Modified>Thu, 16 Aug 2007 09:39:19 GMT<\/Modified> <br \/>  <\/item><br \/><\/root><\/p>\n<\/blockquote>\n<p>\u6211\u4eec\u7528XmlReader\u7684Create\u65b9\u6cd5\u4ece\u8fd9\u4e2aStream\u4e2d\u521b\u5efa\u4e86\u4e00\u4e2aXmlReader\u5bf9\u8c61\uff0c\u73b0\u5728\u6211\u4eec\u89e3\u6790\u51fa\u60f3\u8981\u7684\u6570\u636e\u2014\u2014item\u9879\u76ee\u4e2d\u7684\u5404\u4e2a\u5b50\u9879\uff1aTitle\u3001Catalog\u3001Author\u3001Email\u3001Modified\u3002<\/p>\n<p>\u89e3\u6790\u8fc7\u7a0b\u5728\u4e0b\u9762\u4ee3\u7801\u7684\u6ce8\u91ca\u4e2d\uff1a<\/p>\n<blockquote>\n<p>\/\/reader\u662f\u4e00\u4e2aXmlReader\u5b9e\u4f8b<br \/>\/\/\u5f00\u59cb\u8bfb\u53d6\u6d41\uff0c\u76f4\u5230\u8bfb\u5b8c\u4e3a\u6b62<br \/>\/\/reader.Read()\u6bcf\u6b21\u8bfb\u53d6\u4e00\u4e2aXML\u8282\u70b9\uff08XML\u8282\u70b9\u7684\u63cf\u8ff0\u5728\u672c\u6587\u5f00\u5934\uff09<br \/>while (reader.Read())<br \/>{<br \/>    \/\/\u5982\u679c\u8be5\u8282\u70b9\u662f\u4e00\u4e2a\u5f00\u59cb\u8282\u70b9\uff0c\u800c\u4e14\u8282\u70b9\u7684\u540d\u79f0\u53eb\u505aitem<br \/>    \/\/\u90a3\u4e48\u6211\u4eec\u7ee7\u7eed\u8bfb\u53d6item\u5b50\u6811<br \/>    if ((reader.IsStartElement()) &#038;&#038; (reader.LocalName == &#8220;item&#8221;))<br \/>    {<br \/>        \/\/\u521b\u5efa\u4e00\u4e2a\u65b0\u7684Item\u5bf9\u8c61\uff0c\u540e\u9762\u628a\u6570\u636e\u4fdd\u5b58\u5230Item\u5bf9\u8c61\u4e2d<br \/>        Item item = new Item();<\/p>\n<p>        \/\/\u7ee7\u7eed\u8bfb\u53d6Item\u4e0b\u9762\u7684\u5185\u5bb9<br \/>        using (XmlReader itemReader = reader.ReadSubtree())<br \/>        {<br \/>            \/\/\u5f00\u59cb\u8bfb\u53d6Item\u4e0b\u9762\u7684\u5185\u5bb9\uff0c\u77e5\u9053\u8bfb\u5b8cItem\u5b50\u6811\u4e3a\u6b62<br \/>            \/\/\u5f53\u78b0\u5230\u8282\u70b9<\/item>\u65f6\u4f1a\u8df3\u51fa\u5faa\u73af<br \/>            while (itemReader.Read())<br \/>            {<br \/>                \/\/\u5982\u679c\u627e\u5230\u4e00\u4e2aElement\uff0c\u6211\u4eec\u5c31\u8bfb\u53d6\u5176\u4e2d\u7684\u503c<br \/>                \/\/\u7528\u8fd9\u79cd\u8282\u70b9\u53ef\u4ee5\u5ffd\u7565\u7a7a\u683c\u3001\u56de\u8f66\u7b49\u7b49<br \/>                if (itemReader.NodeType == XmlNodeType.Element)<br \/>                {<br \/>                    \/\/\u5982\u679c\u662f\u7a7a\u8282\u70b9\uff0c\u6bd4\u5982\u4e0a\u6587\u4e2d\u7684<Email \/>\u8fd9\u6837\u7684\u8282\u70b9<br \/>                    \/\/\u6b64\u65f6\u8bfb\u53d6\u4e0b\u4e00\u4e2a\u8282\u70b9\uff0c\u5426\u5219\u4f1a\u51fa\u9519<br \/>                    if (itemReader.IsEmptyElement)<br \/>                    {<br \/>                        continue;<br \/>                    }<\/p>\n<p>                    \/\/\u5982\u679c\u4e0d\u662f\u7a7a\u8282\u70b9<br \/>                    \/\/\u628a\u8282\u70b9\u7684name\u8bb0\u5f55\u4e0b\u6765<br \/>                    string nodeName = itemReader.Name;<\/p>\n<p>                    \/\/\u8bfb\u53d6\u8282\u70b9\u5185\u5730\u6587\u672c\u8282\u70b9<br \/>                    itemReader.Read();<br \/>                    if (itemReader.NodeType == XmlNodeType.Text)<br \/>                    {<br \/>                        \/\/\u6839\u636e\u8282\u70b9\u7684name\uff0c\u628a\u503c\u4fdd\u5b58\u5230Item\u5bf9\u5e94\u7684\u5c5e\u6027\u4e2d<br \/>                        switch (nodeName.ToUpper())<br \/>                        {<br \/>                            case &#8220;TITLE&#8221;:<br \/>                                item.title = itemReader.Value;<br \/>                                break;<br \/>                            case &#8220;CATALOG&#8221;:<br \/>                                item.catalog = itemReader.Value;<br \/>                                break;<br \/>                            case &#8220;AUTHOR&#8221;:<br \/>                                item.author = itemReader.Value;<br \/>                                break;<br \/>                            case &#8220;EMAIL&#8221;:<br \/>                                item.email = itemReader.Value;<br \/>                                break;<br \/>                            case &#8220;MODIFIED&#8221;:<br \/>                                item.modified = itemReader.Value;<br \/>                                break;<br \/>                        }<br \/>                    }<br \/>                    \/\/\u8bfb\u53d6\u5b8c\u6210\uff0c\u518d\u8bfb\u7ed3\u675f\u8282\u70b9End Element<br \/>                    itemReader.Read();<br \/>                }<br \/>            }<br \/>        }<br \/>    }<br \/>}<\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>\u5728Silverlight 1.1\u4e2d\uff0cC#\u53ea\u80fd\u7528XmlReader\u8fd9\u6837\u4e00\u4e2a\u975e\u5e38\u8f7b\u91cf\u7ea7\u7684\u4e1c\u897f\u6765\u89e3\u6790XML\uff0c\u56e0\u6b64\u7a0d\u6709\u4e0d\u614e\u5c31\u4f1a\u51fa\u73b0\u5f88\u591a\u975e\u5e38\u5947\u602a\u7684\u9519\u8bef\uff0c\u5728\u8fd9\u91cc\u5bf9XML\u7684\u89e3\u6790\u505a\u4e00\u4e2a\u7b80\u5355\u7684\u6d41\u7a0b\u4ecb\u7ecd\u5427\u3002 \u5728\u5bf9\u6d41\u5f0fXML\u7684\u89e3\u6790\u4e2d\uff0cXmlReader\u5bf9XML\u8282\u70b9\u8fdb\u884c\u4e00\u4e9b\u533a\u5206\uff0c\u8fd9\u4e9b\u8282\u70b9\u7684\u7c7b\u578b\u5305\u62ec\uff1a public enum XmlNodeType{ None = 0, Element = 1, Attribute = 2, Text = 3, CDATA = 4, EntityReference = 5, Entity = 6, ProcessingInstruction = 7, Comment = 8, Document = 9, DocumentType = 10, DocumentFragment = 11, Notation = 12, Whitespace = 13, SignificantWhitespace = 14, EndElement = 15, EndEntity &hellip; <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[304,294,357],"class_list":["post-497","post","type-post","status-publish","format-standard","hentry","category-coding","tag-C","tag-Silverlight","tag-xml"],"views":23037,"_links":{"self":[{"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/posts\/497","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/comments?post=497"}],"version-history":[{"count":0,"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/posts\/497\/revisions"}],"wp:attachment":[{"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/media?parent=497"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/categories?post=497"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/tags?post=497"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}