Code:
/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / CompMod / System / CodeDOM / Compiler / IndentTextWriter.cs / 1 / IndentTextWriter.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.CodeDom.Compiler { using System.Diagnostics; using System; using System.IO; using System.Text; using System.Security.Permissions; using System.Globalization; ////// [PermissionSet(SecurityAction.LinkDemand, Name="FullTrust")] [PermissionSet(SecurityAction.InheritanceDemand, Name="FullTrust")] public class IndentedTextWriter : TextWriter { private TextWriter writer; private int indentLevel; private bool tabsPending; private string tabString; ///Provides a text writer that can indent new lines by a tabString token. ////// public const string DefaultTabString = " "; ///[To be supplied.] ////// public IndentedTextWriter(TextWriter writer) : this(writer, DefaultTabString) { } ////// Initializes a new instance of ///using the specified /// text writer and default tab string. /// /// public IndentedTextWriter(TextWriter writer, string tabString): base(CultureInfo.InvariantCulture) { this.writer = writer; this.tabString = tabString; indentLevel = 0; tabsPending = false; } ////// Initializes a new instance of ///using the specified /// text writer and tab string. /// /// public override Encoding Encoding { get { return writer.Encoding; } } ///[To be supplied.] ////// public override string NewLine { get { return writer.NewLine; } set { writer.NewLine = value; } } ////// Gets or sets the new line character to use. /// ////// public int Indent { get { return indentLevel; } set { Debug.Assert(value >= 0, "Bogus Indent... probably caused by mismatched Indent++ and Indent--"); if (value < 0) { value = 0; } indentLevel = value; } } ////// Gets or sets the number of spaces to indent. /// ////// public TextWriter InnerWriter { get { return writer; } } internal string TabString { get { return tabString; } } ////// Gets or sets the TextWriter to use. /// ////// public override void Close() { writer.Close(); } ////// Closes the document being written to. /// ////// public override void Flush() { writer.Flush(); } ///[To be supplied.] ////// protected virtual void OutputTabs() { if (tabsPending) { for (int i=0; i < indentLevel; i++) { writer.Write(tabString); } tabsPending = false; } } ///[To be supplied.] ////// public override void Write(string s) { OutputTabs(); writer.Write(s); } ////// Writes a string /// to the text stream. /// ////// public override void Write(bool value) { OutputTabs(); writer.Write(value); } ////// Writes the text representation of a Boolean value to the text stream. /// ////// public override void Write(char value) { OutputTabs(); writer.Write(value); } ////// Writes a character to the text stream. /// ////// public override void Write(char[] buffer) { OutputTabs(); writer.Write(buffer); } ////// Writes a /// character array to the text stream. /// ////// public override void Write(char[] buffer, int index, int count) { OutputTabs(); writer.Write(buffer, index, count); } ////// Writes a subarray /// of characters to the text stream. /// ////// public override void Write(double value) { OutputTabs(); writer.Write(value); } ////// Writes the text representation of a Double to the text stream. /// ////// public override void Write(float value) { OutputTabs(); writer.Write(value); } ////// Writes the text representation of /// a Single to the text /// stream. /// ////// public override void Write(int value) { OutputTabs(); writer.Write(value); } ////// Writes the text representation of an integer to the text stream. /// ////// public override void Write(long value) { OutputTabs(); writer.Write(value); } ////// Writes the text representation of an 8-byte integer to the text stream. /// ////// public override void Write(object value) { OutputTabs(); writer.Write(value); } ////// Writes the text representation of an object /// to the text stream. /// ////// public override void Write(string format, object arg0) { OutputTabs(); writer.Write(format, arg0); } ////// Writes out a formatted string, using the same semantics as specified. /// ////// public override void Write(string format, object arg0, object arg1) { OutputTabs(); writer.Write(format, arg0, arg1); } ////// Writes out a formatted string, /// using the same semantics as specified. /// ////// public override void Write(string format, params object[] arg) { OutputTabs(); writer.Write(format, arg); } ////// Writes out a formatted string, /// using the same semantics as specified. /// ////// public void WriteLineNoTabs(string s) { writer.WriteLine(s); } ////// Writes the specified /// string to a line without tabs. /// ////// public override void WriteLine(string s) { OutputTabs(); writer.WriteLine(s); tabsPending = true; } ////// Writes the specified string followed by /// a line terminator to the text stream. /// ////// public override void WriteLine() { OutputTabs(); writer.WriteLine(); tabsPending = true; } ////// Writes a line terminator. /// ////// public override void WriteLine(bool value) { OutputTabs(); writer.WriteLine(value); tabsPending = true; } ////// Writes the text representation of a Boolean followed by a line terminator to /// the text stream. /// ////// public override void WriteLine(char value) { OutputTabs(); writer.WriteLine(value); tabsPending = true; } ///[To be supplied.] ////// public override void WriteLine(char[] buffer) { OutputTabs(); writer.WriteLine(buffer); tabsPending = true; } ///[To be supplied.] ////// public override void WriteLine(char[] buffer, int index, int count) { OutputTabs(); writer.WriteLine(buffer, index, count); tabsPending = true; } ///[To be supplied.] ////// public override void WriteLine(double value) { OutputTabs(); writer.WriteLine(value); tabsPending = true; } ///[To be supplied.] ////// public override void WriteLine(float value) { OutputTabs(); writer.WriteLine(value); tabsPending = true; } ///[To be supplied.] ////// public override void WriteLine(int value) { OutputTabs(); writer.WriteLine(value); tabsPending = true; } ///[To be supplied.] ////// public override void WriteLine(long value) { OutputTabs(); writer.WriteLine(value); tabsPending = true; } ///[To be supplied.] ////// public override void WriteLine(object value) { OutputTabs(); writer.WriteLine(value); tabsPending = true; } ///[To be supplied.] ////// public override void WriteLine(string format, object arg0) { OutputTabs(); writer.WriteLine(format, arg0); tabsPending = true; } ///[To be supplied.] ////// public override void WriteLine(string format, object arg0, object arg1) { OutputTabs(); writer.WriteLine(format, arg0, arg1); tabsPending = true; } ///[To be supplied.] ////// public override void WriteLine(string format, params object[] arg) { OutputTabs(); writer.WriteLine(format, arg); tabsPending = true; } ///[To be supplied.] ////// [CLSCompliant(false)] public override void WriteLine(UInt32 value) { OutputTabs(); writer.WriteLine(value); tabsPending = true; } internal void InternalOutputTabs() { for (int i=0; i < indentLevel; i++) { writer.Write(tabString); } } } internal class Indentation { private IndentedTextWriter writer; private int indent; private string s; internal Indentation(IndentedTextWriter writer, int indent) { this.writer = writer; this.indent = indent; s = null; } internal string IndentationString { get { if ( s == null) { string tabString = writer.TabString; StringBuilder sb = new StringBuilder(indent * tabString.Length); for( int i = 0; i < indent; i++) { sb.Append(tabString); } s = sb.ToString(); } return s; } } } }[To be supplied.] ///
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