fetchhtmlwriter.cs
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CS
643 行
/*
* FetchHtmlWriter.cs @Microsoft Visual Studio 2008 <.NET Framework 3.5>
* AfritXia
* 2005-03-19
*
* Copyright(c) http://www.AfritXia.NET/
*
*/
using System;
using System.Collections;
using System.IO;
using System.Web.UI;
namespace NET.AfritXia.MyHome.HomeStart.CodeLand
{
/// <summary>
/// FetchHtmlWriter 获取 aspx 页面所呈现的 html 代码，并存入 streamWriter 指定的文件中
/// </summary>
/// <example>
/// public class Index : System.Web.UI.Page
/// {
/// // 复写 Index 类 Render 方法
/// protected override void Render(HtmlTextWriter writer)
/// {
/// // 声明文本输出流
/// StreamWriter streamWriter = new StreamWriter(@"Index.html", false);
///
/// // 输出 HTML 到屏幕设备，并将代码存入文本输出流
/// base.Render(new FetchHtmlWriter(writer, streamWriter));
///
/// // 刷新文本输出流，写出静态文档
/// streamWriter.Flush();
/// streamWriter.Close();
/// }
/// }
/// </example>
public class FetchHtmlWriter : HtmlTextWriter
{
// HTML 输出流
private HtmlTextWriter htmlTextWriter = null;
// 文本数据流
private StreamWriter streamWriter = null;
// HTML 标签属性
private Hashtable attributes = new Hashtable();
// HTML 样式
private Hashtable styles = new Hashtable();
#region 类 CustomHtmlWriter 构造器
/// <summary>
/// 类 FetchHtmlWriter 参数构造器
/// </summary>
/// <param name="htmlTextWriter">HTML 输出流</param>
/// <param name="streamWriter">文本输出流</param>
public FetchHtmlWriter(HtmlTextWriter htmlTextWriter, StreamWriter streamWriter)
: base(htmlTextWriter)
{
this.htmlTextWriter = htmlTextWriter;
this.streamWriter = streamWriter;
}
#endregion
#region 复写 HtmlTextWriter 成员函数
/// <summary>
/// 添加属性到输出流
/// </summary>
/// <param name="name">属性名</param>
/// <param name="value">属性值</param>
public override void AddAttribute(string name, string value)
{
this.attributes.Add(name, value);
this.htmlTextWriter.AddAttribute(name, value);
}
/// <summary>
/// 添加属性到输出流
/// </summary>
/// <param name="name">属性名</param>
/// <param name="value">属性值</param>
/// <param name="fEncode">是否为 HTML 编码</param>
public override void AddAttribute(string name, string value, bool fEncode)
{
this.attributes.Add(name, this.EncodeAttributeValue(value, fEncode));
this.htmlTextWriter.AddAttribute(name, value, fEncode);
}
/// <summary>
/// 添加属性到输出流
/// </summary>
/// <param name="key">属性键</param>
/// <param name="value">属性值</param>
public override void AddAttribute(HtmlTextWriterAttribute key, string value)
{
this.attributes.Add(key.ToString(), value);
this.htmlTextWriter.AddAttribute(key, value);
}
/// <summary>
/// 添加属性到输出流
/// </summary>
/// <param name="key">属性键</param>
/// <param name="value">属性值</param>
/// <param name="fEncode">是否为 HTML 编码</param>
public override void AddAttribute(HtmlTextWriterAttribute key, string value, bool fEncode)
{
this.attributes.Add(key.ToString(), this.EncodeAttributeValue(value, fEncode));
this.htmlTextWriter.AddAttribute(key, value, fEncode);
}
/// <summary>
/// 添加 CSS 属性到输出流
/// </summary>
/// <param name="name">属性名</param>
/// <param name="value">属性值</param>
public override void AddStyleAttribute(string name, string value)
{
this.styles.Add(name, value);
this.htmlTextWriter.AddAttribute(name, value);
}
/// <summary>
/// 添加 CSS 属性到输出流
/// </summary>
/// <param name="key">属性键</param>
/// <param name="value">字符串值</param>
public override void AddStyleAttribute(HtmlTextWriterStyle key, string value)
{
this.styles.Add(key.ToString(), value);
this.htmlTextWriter.AddStyleAttribute(key, value);
}
/// <summary>
/// 绘制开始标记，例如：<body bgcolor="#ffffff">
/// </summary>
/// <param name="tagName">要绘制的开始标记名称</param>
public override void RenderBeginTag(string tagName)
{
base.PushEndTag(tagName);
this.htmlTextWriter.RenderBeginTag(tagName);
this.streamWriter.Write("<" + tagName);
this.RenderStyleAttribute();
}
/// <summary>
/// 绘制开始标记，例如：<body bgcolor="#ffffff">
/// </summary>
/// <param name="tagKey">要绘制的开始标记键</param>
public override void RenderBeginTag(HtmlTextWriterTag tagKey)
{
base.PushEndTag(tagKey.ToString());
this.htmlTextWriter.RenderBeginTag(tagKey);
this.streamWriter.Write("<" + tagKey.ToString());
this.RenderStyleAttribute();
}
/// <summary>
/// 绘制结束标记，例如：</html>
/// </summary>
public override void RenderEndTag()
{
this.htmlTextWriter.RenderEndTag();
this.streamWriter.Write("</" + base.PopEndTag() + ">");
}
/// <summary>
/// 输出布尔值
/// </summary>
/// <param name="value">要输出的布尔值</param>
public override void Write(bool value)
{
this.htmlTextWriter.Write(value);
this.streamWriter.Write(value);
}
/// <summary>
/// 输出字符
/// </summary>
/// <param name="value">要输出的字符值</param>
public override void Write(char value)
{
this.htmlTextWriter.Write(value);
this.streamWriter.Write(value);
}
/// <summary>
/// 输出字符数组
/// </summary>
/// <param name="buffer">要输出的字符数组</param>
public override void Write(char[] buffer)
{
this.htmlTextWriter.Write(buffer);
this.streamWriter.Write(buffer);
}
/// <summary>
/// 输出字符数组
/// </summary>
/// <param name="buffer">要输出的字符数组</param>
/// <param name="index">起始位置</param>
/// <param name="count">输出个数</param>
public override void Write(char[] buffer, int index, int count)
{
this.htmlTextWriter.Write(buffer, index, count);
this.streamWriter.Write(buffer, index, count);
}
/// <summary>
/// 输出十进制数
/// </summary>
/// <param name="value">要输出的十进制数值</param>
public override void Write(decimal value)
{
this.htmlTextWriter.Write(value);
this.streamWriter.Write(value);
}
/// <summary>
/// 输出双精度数
/// </summary>
/// <param name="value">要输出的双精度数值</param>
public override void Write(double value)
{
this.htmlTextWriter.Write(value);
this.streamWriter.Write(value);
}
/// <summary>
/// 输出单精度数
/// </summary>
/// <param name="value">要输出的单精度数值</param>
public override void Write(float value)
{
this.htmlTextWriter.Write(value);
this.streamWriter.Write(value);
}
/// <summary>
/// 输出整形数
/// </summary>
/// <param name="value">要输出的整形数值</param>
public override void Write(int value)
{
this.htmlTextWriter.Write(value);
this.streamWriter.Write(value);
}
/// <summary>
/// 输出长整形数
/// </summary>
/// <param name="value">要输出的长整形数值</param>
public override void Write(long value)
{
this.htmlTextWriter.Write(value);
this.streamWriter.Write(value);
}
/// <summary>
/// 输出 Object
/// </summary>
/// <param name="value">要输出的 Object 值</param>
public override void Write(object value)
{
this.htmlTextWriter.Write(value);
this.streamWriter.Write(value);
}
/// <summary>
/// 输出字符串
/// </summary>
/// <param name="format">字符串格式</param>
/// <param name="arg0">格式化参数 0</param>
public override void Write(string format, object arg0)
{
this.htmlTextWriter.Write(format, arg0);
this.streamWriter.Write(format, arg0);
}
/// <summary>
/// 输出字符串
/// </summary>
/// <param name="format">字符串格式</param>
/// <param name="arg0">格式化参数 0</param>
/// <param name="arg1">格式化参数 1</param>
public override void Write(string format, object arg0, object arg1)
{
this.htmlTextWriter.Write(format, arg0, arg1);
this.streamWriter.Write(format, arg0, arg1);
}
/// <summary>
/// 输出字符串
/// </summary>
/// <param name="format">字符串格式</param>
/// <param name="arg0">格式化参数 0</param>
/// <param name="arg1">格式化参数 1</param>
/// <param name="arg2">格式化参数 2</param>
public override void Write(string format, object arg0, object arg1, object arg2)
{
this.htmlTextWriter.Write(format, arg0, arg1, arg2);
this.streamWriter.Write(format, arg0, arg1, arg2);
}
/// <summary>
/// 输出字符串
/// </summary>
/// <param name="format">字符串格式</param>
/// <param name="arg">格式化参数数组</param>
public override void Write(string format, params object[] arg)
{
this.htmlTextWriter.Write(format, arg);
this.streamWriter.Write(format, arg);
}
/// <summary>
/// 输出字符串
/// </summary>
/// <param name="value">要输出的字符串值</param>
public override void Write(string value)
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