在去年的年初我改进了
FreeTextBox增加表情和代码着色功能,今天无意看到一篇
给CuteEditor5增加了高亮代码显示功能
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CuteEditor在很多网站上都有介绍了,是一款超级Cool的web在线编辑器,下载地址用google找一下就能找到,就不提供了,但是安装方法还是要说一下,因本次是使用vs2005。
我们在vs2005里面新建个web site吧,把CuteEditor.dll(主控件)、CuteEditor.lic(许可证)、CuteEditor.ImageEditor.dll(因为5.0增加了个EditorImage的功能)、NetSpell.SpellChecker.dll(拷这个的原因是默认打开拼写检查)这几个文件拷贝到web site的bin目录下,刷新bin目录(不像vs2003需要引用dll),同时我们也要把解压缩后的CuteSoft_Client目录全部拷贝到应用程序的根目录下。然后把CuteEditor添加到工具面板.我们在工具面板里面右键选择"选择项",在出来的对话框里面选择"游览",找到CuteEditor.dll,一路确定就可以了。
我们再添加个CuteEditor.aspx,把工具面板里面的Editor拖到页面上来,这时你就可以运行你的程序使用CuteEditor了,运行如下图:

上面的只是个最简单的安装,还有比如控制CueEditor的显示,已经安全性和那个什么上传的啊,还有控制用户上传的目录啊,或者给每个用户建个他们自己的图片目录啊,还必须要另外设置,这些暂时先略过吧,您可以自己看一下说明进行设置,这里不多说了。我们现在要开始要给CuteEditor增加高亮代码显示功能,俺这里使用的是CodeHighlighter控件,您可以到http://www.codehighlighter.com下载最新版,最新版同时支持.net1和.net2,因为使用的是vs2005,俺就使用了最新版,现在我们先来给CuteEditor增加一个按钮和打开插入高亮代码的页面代码。
CuteEditor.aspx代码

<%...@ Page Language="VB" AutoEventWireup="false" CodeFile="CuteEditor.aspx.vb" Inherits="_CuteEditor" %>

<%...@ Register Assembly="CuteEditor" Namespace="CuteEditor" TagPrefix="CE" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>web3.cn——给CuteEditor5增加了高亮代码显示功能</title>

<script language="JavaScript" type="text/javascript" >...
function ShowMyDialog(button)

...{
//use CuteEditor_GetEditor(elementinsidetheEditor) to get the cute editor instance
var editor=CuteEditor_GetEditor(button);
//show the dialog page , and pass the editor as newwin.dialogArguments
var newwin=showModelessDialog("insertcode.aspx?_rand="+new Date().getTime()
,editor,"dialogWidth:600px;dialogHeight:430px");
}
</script>
</head>
<body>
<form id="form1" runat="server">
<div>
<CE:Editor ID="Editor1" runat="server">
</CE:Editor>
</div>
</form>
</body>
</html>

在CuteEditor.aspx.vb的Page_Load事件下增加代码

Protected Sub Page_Load()Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
Dim pos As Integer

pos = Editor1.ToolControls.IndexOf("Italic") + 20

'图片位置(Themes/%ThemeName%/Images/csharp.gif)
Dim ctrl As System.Web.UI.WebControls.WebControl
ctrl = Editor1.CreateCommandButton("MyButton", "csharp.gif", "插入代码")

ctrl.Attributes("onclick") = "ShowMyDialog(this)"

'把按钮加入编辑器中
Editor1.InsertToolControl(pos, "MyButton", ctrl)
End Sub

运行如下图:

工具栏中多了一个按钮,接下来把codehighlighter的dll控件也按刚才的方法copy到bin目录下,再把Languages目录拷贝到应用程序根目录下,这里还要对web.config进行配置一下,在<configuration>的<configSections>下增加一句:
<section name="codeHighlighter" type="ActiproSoftware.CodeHighlighter.CodeHighlighterConfigurationSectionHandler, ActiproSoftware.CodeHighlighter.Net20" />

<%...@ Page Language="VB" AutoEventWireup="false" CodeFile="insertcode.aspx.vb" Inherits="insertcode" %>

<%...@ Register TagPrefix="CH" Namespace="ActiproSoftware.CodeHighlighter" Assembly="ActiproSoftware.CodeHighlighter.Net20" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>web3.cn——插入代码</title>
<base target="_self" />

<style type="text/css">...

body {...}{ BACKGROUND-COLOR: #e5e5e5 }

.tb {...}{ FONT-SIZE: 13px }

.code {...}{ width:400px;height:255px; }
</style>
</head>
<body>
<form id="form1" runat="server">
<table class="tb" cellspacing="0" cellpadding="3" border="0">
<tr>
<th align="right" style="WIDTH:80px">编程语言:</th>
<td><asp:DropDownList Runat="server" ID="LanguageDropDownList"/></td>
</tr>
<tr>
<th align="right">选项:</th>
<td><asp:CheckBox Runat="server" ID="OutliningEnabledCheckBox" Checked="True" Text="允许代码折叠" /> <asp:CheckBox Runat="server" ID="LineNumberMarginVisibleCheckBox" Checked="True" Text="显示行号" /></td>
</tr>
<tr>
<th valign="top" align="right">代码:</th>
<td><asp:TextBox Runat="server" ID="CodeTextBox" TextMode="MultiLine" Rows="10" Columns="80" CssClass="code" /></td>
</tr>
<tr>
<td> </td>
<td><asp:Button Runat="server" ID="HighlightButton" Text="确 定" OnClick="HighlightButton_Click"/> <input onclick="return window.close()" type="button" value="关 闭" /></td>
</tr>
<tr>
<td></td>
<td><pre><CH:CODEHIGHLIGHTER id="Codehighlighter1" runat="server" OnPostRender="CodeHighlighter_PostRender"></CH:CODEHIGHLIGHTER></pre></td>
</tr>
</table>
<div id="ScriptOutPut" runat="server"></div>
</form>
</body>
</html>

InsertCode.aspx.vb代码:

Partial Class insertcodeClass insertcode
Inherits System.Web.UI.Page


Protected Sub Page_Load()Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
Response.Expires = -1
If Not IsPostBack Then
Dim key As String
Dim config As ActiproSoftware.CodeHighlighter.CodeHighlighterConfiguration = CType(System.Configuration.ConfigurationManager.GetSection("codeHighlighter"), ActiproSoftware.CodeHighlighter.CodeHighlighterConfiguration)
For Each key In config.LanguageConfigs.Keys
LanguageDropDownList.Items.Add(key)
Next key

End If
End Sub


Protected Sub HighlightButton_Click()Sub HighlightButton_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles HighlightButton.Click
'设置代码的语言
Codehighlighter1.LanguageKey = LanguageDropDownList.SelectedItem.Text
Codehighlighter1.OutliningEnabled = True
Codehighlighter1.Text = CodeTextBox.Text

'允许代码折叠
Codehighlighter1.OutliningEnabled = OutliningEnabledCheckBox.Checked
'显示行号
Codehighlighter1.LineNumberMarginVisible = LineNumberMarginVisibleCheckBox.Checked
End Sub


Public Sub CodeHighlighter_PostRender()Sub CodeHighlighter_PostRender(ByVal sender As Object, ByVal e As System.EventArgs)
If IsPostBack Then
Dim html As String = Codehighlighter1.Output
html = html.Replace(vbCr & vbLf, "<br />")
Dim divstr As String = "<div style='BORDER-RIGHT: windowtext 0.5pt solid;PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 0.5pt solid; PADDING-LEFT: 5.4pt; BACKGROUND: #e6e6e6; PADDING-BOTTOM: 4px;PADDING-TOP: 4px;BORDER-LEFT: windowtext 0.5pt solid;WIDTH: 98%; BORDER-BOTTOM: windowtext 0.5pt solid;word-break:break-all'>"
html = divstr & html & "</div>"

Dim sb As System.Text.StringBuilder = New System.Text.StringBuilder()
sb.Append("<")
sb.Append("script")
sb.Append(">")
sb.Append("var editor=window.dialogArguments;editor.ExecCommand('PasteHTML',false,'" & html & "');window.close();")
sb.Append("<")
sb.Append("/")
sb.Append("script")
sb.Append(">")
ScriptOutPut.InnerHtml = sb.ToString()
End If
End Sub

End Class
好了,现在可以运行试用了,点击“插入代码”按钮:

把你要转换的代码放到代码区,选择代码的语言,点击“确定”后代码自动转换成高亮代码插入到编辑器中了

怎么样,爽吧,使用CuteEditor5强大的功能,支持多种浏览器,还支持xhtml,加上代码高亮,编辑器几乎完美,嘿嘿,俺现在就是用这个。