Html32TextWriter コンストラクタ (TextWriter, String)
指定された行インデントを使用する Html32TextWriter クラスの新しいインスタンスを初期化します。
名前空間: System.Web.UI
アセンブリ: System.Web (system.web.dll 内)
構文
パラメータ
使用例
プラットフォーム
バージョン情報
参照
アセンブリ: System.Web (system.web.dll 内)
構文Dim writer As TextWriter Dim tabString As String Dim instance As New Html32TextWriter(writer, tabString)
public Html32TextWriter ( TextWriter writer, string tabString )
public: Html32TextWriter ( TextWriter^ writer, String^ tabString )
public Html32TextWriter ( TextWriter writer, String tabString )
- writer
HMTL 3.2 コンテンツをレンダリングする TextWriter。
使用例Html32TextWriter クラスから派生したカスタム クラスを使用する方法のコード例を次に示します。2 つのコンストラクタが使用されています。この方法は、HtmlTextWriter クラスから直接または間接的に派生したすべてのクラスに対して標準的な方法です。
' Create a custom HtmlTextWriter class that overrides ' the RenderBeforeContent and RenderAfterContent methods. Imports System Imports System.IO Imports System.Web.UI Namespace Examples.AspNet Public Class CustomHtml32TextWriter Inherits Html32TextWriter ' Create a constructor for the class ' that takes a TextWriter as a parameter. Public Sub New(ByVal writer As TextWriter) Me.New(writer, DefaultTabString) End Sub ' Create a constructor for the class that takes ' a TextWriter and a string as parameters. Public Sub New(ByVal writer As TextWriter, ByVal tabString As String) MyBase.New(writer, tabString) End Sub ' Override the RenderBeforeContent method to render ' styles before rendering the content of a <th> element. Protected Overrides Function RenderBeforeContent() As String ' Check the TagKey property. If its value is ' HtmlTextWriterTag.TH, check the value of the ' SupportsBold property. If true, return the ' opening tag of a <b> element; otherwise, render ' the opening tag of a <font> element with a color ' attribute set to the hexadecimal value for red. If TagKey = HtmlTextWriterTag.Th Then If (SupportsBold) Then Return "<b>" Else Return "<font color=""FF0000"">" End If End If ' Check whether the element being rendered ' is an <H4> element. If it is, check the ' value of the SupportsItalic property. ' If true, render the opening tag of the <i> element ' prior to the <H4> element's content; otherwise, ' render the opening tag of a <font> element ' with a color attribute set to the hexadecimal ' value for navy blue. If TagKey = HtmlTextWriterTag.H4 Then If (SupportsItalic) Then Return "<i>" Else Return "<font color=""000080"">" End If End If ' Call the base method. Return MyBase.RenderBeforeContent() End Function ' Override the RenderAfterContent method to close ' styles opened during the call to the RenderBeforeContent ' method. Protected Overrides Function RenderAfterContent() As String ' Check whether the element being rendered is a <th> element. ' If so, and the requesting device supports bold formatting , ' render the closing tag of the <b> element. If not , ' render the closing tag of the <font> element. If TagKey = HtmlTextWriterTag.Th Then If SupportsBold Then Return "</b>" Else Return "</font>" End If End If ' Check whether the element being rendered is an <H4>. ' element. If so, and the requesting device supports italic ' formatting, render the closing tag of the <i> element. ' If not, render the closing tag of the <font> element. If TagKey = HtmlTextWriterTag.H4 Then If (SupportsItalic) Then Return "</i>" Else Return "</font>" End If End If ' Call the base method. Return MyBase.RenderAfterContent() End Function ' Override the RenderBeforeTag method to render the ' opening tag of a <small> element to modify the text size of ' any <a> elements that this writer encounters. Protected Overrides Function RenderBeforeTag() As String ' Check whether the element being rendered is an ' <a> element. If so, render the opening tag ' of the <small> element; otherwise, call the base method. If TagKey = HtmlTextWriterTag.A Then Return "<small>" End If Return MyBase.RenderBeforeTag() End Function ' Override the RenderAfterTag method to render ' close any elements opened in the RenderBeforeTag ' method call. Protected Overrides Function RenderAfterTag() As String ' Check whether the element being rendered is an ' <a> element. If so, render the closing tag of the ' <small> element; otherwise, call the base method. If TagKey = HtmlTextWriterTag.A Then Return "</small>" End If Return MyBase.RenderAfterTag() End Function End Class End Namespace
using System.IO; using System.Web.UI; namespace Examples.AspNet { public class CustomHtml32TextWriter : Html32TextWriter { // Create a constructor for the class // that takes a TextWriter as a parameter. public CustomHtml32TextWriter(TextWriter writer) : this(writer, DefaultTabString) { } // Create a constructor for the class that takes // a TextWriter and a string as parameters. public CustomHtml32TextWriter(TextWriter writer, String tabString) : base(writer, tabString) { } // Override the RenderBeforeContent method to render // styles before rendering the content of a <th> element. protected override string RenderBeforeContent() { // Check the TagKey property. If its value is // HtmlTextWriterTag.TH, check the value of the // SupportsBold property. If true, return the // opening tag of a <b> element; otherwise, render // the opening tag of a <font> element with a color // attribute set to the hexadecimal value for red. if (TagKey == HtmlTextWriterTag.Th) { if (SupportsBold) return "<b>"; else return "<font color=\"FF0000\">"; } // Check whether the element being rendered // is an <H4> element. If it is, check the // value of the SupportsItalic property. // If true, render the opening tag of the <i> element // prior to the <H4> element's content; otherwise, // render the opening tag of a <font> element // with a color attribute set to the hexadecimal // value for navy blue. if (TagKey == HtmlTextWriterTag.H4) { if (SupportsItalic) return "<i>"; else return "<font color=\"000080\">"; } // Call the base method. return base.RenderBeforeContent(); } // Override the RenderAfterContent method to close // styles opened during the call to the RenderBeforeContent // method. protected override string RenderAfterContent() { // Check whether the element being rendered is a <th> element. // If so, and the requesting device supports bold formatting , // render the closing tag of the <b> element. If not , // render the closing tag of the <font> element. if (TagKey == HtmlTextWriterTag.Th) { if (SupportsBold) return "</b>"; else return "</font>"; } // Check whether the element being rendered is an <H4>. // element. If so, and the requesting device supports italic // formatting, render the closing tag of the <i> element. // If not, render the closing tag of the <font> element. if (TagKey == HtmlTextWriterTag.H4) { if (SupportsItalic) return "</i>"; else return "</font>"; } // Call the base method return base.RenderAfterContent(); } // Override the RenderBeforeTag method to render the // opening tag of a <small> element to modify the text size of // any <a> elements that this writer encounters. protected override string RenderBeforeTag() { // Check whether the element being rendered is an // <a> element. If so, render the opening tag // of the <small> element; otherwise, call the base method. if (TagKey == HtmlTextWriterTag.A) return "<small>"; return base.RenderBeforeTag(); } // Override the RenderAfterTag method to render // close any elements opened in the RenderBeforeTag // method call. protected override string RenderAfterTag() { // Check whether the element being rendered is an // <a> element. If so, render the closing tag of the // <small> element; otherwise, call the base method. if (TagKey == HtmlTextWriterTag.A) return "</small>"; return base.RenderAfterTag(); } } }
プラットフォームWindows 98, Windows 2000 SP4, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
開発プラットフォームの中には、.NET Framework によってサポートされていないバージョンがあります。サポートされているバージョンについては、「システム要件」を参照してください。
バージョン情報参照Html32TextWriter コンストラクタ (TextWriter)
要求元のブラウザが行インデントを要求したときに HtmlTextWriter.DefaultTabString フィールドに指定されている行インデントを使用する、Html32TextWriter クラスの新しいインスタンスを初期化します。
名前空間: System.Web.UI
アセンブリ: System.Web (system.web.dll 内)
構文
パラメータ
解説
使用例
プラットフォーム
バージョン情報
参照
アセンブリ: System.Web (system.web.dll 内)
構文Public Sub New ( _ writer As TextWriter _ )
public Html32TextWriter ( TextWriter writer )
public: Html32TextWriter ( TextWriter^ writer )
public Html32TextWriter ( TextWriter writer )
public function Html32TextWriter ( writer : TextWriter )
- writer
HMTL コンテンツをレンダリングする TextWriter。
解説使用例Html32TextWriter クラスから派生したカスタム クラスを使用する方法を次のコード例に示します。2 つのコンストラクタが使用されています。この方法は、HtmlTextWriter クラスから直接または間接的に派生したすべてのクラスに対して標準的な方法です。
' Create a custom HtmlTextWriter class that overrides ' the RenderBeforeContent and RenderAfterContent methods. Imports System Imports System.IO Imports System.Web.UI Namespace Examples.AspNet Public Class CustomHtml32TextWriter Inherits Html32TextWriter ' Create a constructor for the class ' that takes a TextWriter as a parameter. Public Sub New(ByVal writer As TextWriter) Me.New(writer, DefaultTabString) End Sub ' Create a constructor for the class that takes ' a TextWriter and a string as parameters. Public Sub New(ByVal writer As TextWriter, ByVal tabString As String) MyBase.New(writer, tabString) End Sub ' Override the RenderBeforeContent method to render ' styles before rendering the content of a <th> element. Protected Overrides Function RenderBeforeContent() As String ' Check the TagKey property. If its value is ' HtmlTextWriterTag.TH, check the value of the ' SupportsBold property. If true, return the ' opening tag of a <b> element; otherwise, render ' the opening tag of a <font> element with a color ' attribute set to the hexadecimal value for red. If TagKey = HtmlTextWriterTag.Th Then If (SupportsBold) Then Return "<b>" Else Return "<font color=""FF0000"">" End If End If ' Check whether the element being rendered ' is an <H4> element. If it is, check the ' value of the SupportsItalic property. ' If true, render the opening tag of the <i> element ' prior to the <H4> element's content; otherwise, ' render the opening tag of a <font> element ' with a color attribute set to the hexadecimal ' value for navy blue. If TagKey = HtmlTextWriterTag.H4 Then If (SupportsItalic) Then Return "<i>" Else Return "<font color=""000080"">" End If End If ' Call the base method. Return MyBase.RenderBeforeContent() End Function ' Override the RenderAfterContent method to close ' styles opened during the call to the RenderBeforeContent ' method. Protected Overrides Function RenderAfterContent() As String ' Check whether the element being rendered is a <th> element. ' If so, and the requesting device supports bold formatting , ' render the closing tag of the <b> element. If not , ' render the closing tag of the <font> element. If TagKey = HtmlTextWriterTag.Th Then If SupportsBold Then Return "</b>" Else Return "</font>" End If End If ' Check whether the element being rendered is an <H4>. ' element. If so, and the requesting device supports italic ' formatting, render the closing tag of the <i> element. ' If not, render the closing tag of the <font> element. If TagKey = HtmlTextWriterTag.H4 Then If (SupportsItalic) Then Return "</i>" Else Return "</font>" End If End If ' Call the base method. Return MyBase.RenderAfterContent() End Function ' Override the RenderBeforeTag method to render the ' opening tag of a <small> element to modify the text size of ' any <a> elements that this writer encounters. Protected Overrides Function RenderBeforeTag() As String ' Check whether the element being rendered is an ' <a> element. If so, render the opening tag ' of the <small> element; otherwise, call the base method. If TagKey = HtmlTextWriterTag.A Then Return "<small>" End If Return MyBase.RenderBeforeTag() End Function ' Override the RenderAfterTag method to render ' close any elements opened in the RenderBeforeTag ' method call. Protected Overrides Function RenderAfterTag() As String ' Check whether the element being rendered is an ' <a> element. If so, render the closing tag of the ' <small> element; otherwise, call the base method. If TagKey = HtmlTextWriterTag.A Then Return "</small>" End If Return MyBase.RenderAfterTag() End Function End Class End Namespace
using System.IO; using System.Web.UI; namespace Examples.AspNet { public class CustomHtml32TextWriter : Html32TextWriter { // Create a constructor for the class // that takes a TextWriter as a parameter. public CustomHtml32TextWriter(TextWriter writer) : this(writer, DefaultTabString) { } // Create a constructor for the class that takes // a TextWriter and a string as parameters. public CustomHtml32TextWriter(TextWriter writer, String tabString) : base(writer, tabString) { } // Override the RenderBeforeContent method to render // styles before rendering the content of a <th> element. protected override string RenderBeforeContent() { // Check the TagKey property. If its value is // HtmlTextWriterTag.TH, check the value of the // SupportsBold property. If true, return the // opening tag of a <b> element; otherwise, render // the opening tag of a <font> element with a color // attribute set to the hexadecimal value for red. if (TagKey == HtmlTextWriterTag.Th) { if (SupportsBold) return "<b>"; else return "<font color=\"FF0000\">"; } // Check whether the element being rendered // is an <H4> element. If it is, check the // value of the SupportsItalic property. // If true, render the opening tag of the <i> element // prior to the <H4> element's content; otherwise, // render the opening tag of a <font> element // with a color attribute set to the hexadecimal // value for navy blue. if (TagKey == HtmlTextWriterTag.H4) { if (SupportsItalic) return "<i>"; else return "<font color=\"000080\">"; } // Call the base method. return base.RenderBeforeContent(); } // Override the RenderAfterContent method to close // styles opened during the call to the RenderBeforeContent // method. protected override string RenderAfterContent() { // Check whether the element being rendered is a <th> element. // If so, and the requesting device supports bold formatting , // render the closing tag of the <b> element. If not , // render the closing tag of the <font> element. if (TagKey == HtmlTextWriterTag.Th) { if (SupportsBold) return "</b>"; else return "</font>"; } // Check whether the element being rendered is an <H4>. // element. If so, and the requesting device supports italic // formatting, render the closing tag of the <i> element. // If not, render the closing tag of the <font> element. if (TagKey == HtmlTextWriterTag.H4) { if (SupportsItalic) return "</i>"; else return "</font>"; } // Call the base method return base.RenderAfterContent(); } // Override the RenderBeforeTag method to render the // opening tag of a <small> element to modify the text size of // any <a> elements that this writer encounters. protected override string RenderBeforeTag() { // Check whether the element being rendered is an // <a> element. If so, render the opening tag // of the <small> element; otherwise, call the base method. if (TagKey == HtmlTextWriterTag.A) return "<small>"; return base.RenderBeforeTag(); } // Override the RenderAfterTag method to render // close any elements opened in the RenderBeforeTag // method call. protected override string RenderAfterTag() { // Check whether the element being rendered is an // <a> element. If so, render the closing tag of the // <small> element; otherwise, call the base method. if (TagKey == HtmlTextWriterTag.A) return "</small>"; return base.RenderAfterTag(); } } }
プラットフォームWindows 98, Windows 2000 SP4, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
開発プラットフォームの中には、.NET Framework によってサポートされていないバージョンがあります。サポートされているバージョンについては、「システム要件」を参照してください。
バージョン情報参照Html32TextWriter コンストラクタ
Html32TextWriter クラスの新しいインスタンスを初期化します。
オーバーロードの一覧
参照
オーバーロードの一覧| 名前 | 説明 |
|---|---|
| Html32TextWriter (TextWriter) | 要求元のブラウザが行インデントを要求したときに HtmlTextWriter.DefaultTabString フィールドに指定されている行インデントを使用する、Html32TextWriter クラスの新しいインスタンスを初期化します。 |
| Html32TextWriter (TextWriter, String) | 指定された行インデントを使用する Html32TextWriter クラスの新しいインスタンスを初期化します。 |
参照- Html32TextWriter コンストラクタのページへのリンク
