Code:
/ DotNET / DotNET / 8.0 / untmp / WIN_WINDOWS / lh_tools_devdiv_wpf / Windows / wcp / Speech / Src / Recognition / SrgsGrammar / SrgsNameValueTag.cs / 1 / SrgsNameValueTag.cs
//---------------------------------------------------------------------------- // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // // Description: // // History: // 5/1/2004 [....] Created from the Kurosawa Code //--------------------------------------------------------------------------- using System; using System.Diagnostics; using System.Globalization; using System.Speech.Internal; using System.Speech.Internal.SrgsParser; using System.Text; using System.Xml; #pragma warning disable 1634, 1691 // Allows suppression of certain PreSharp messages. namespace System.Speech.Recognition.SrgsGrammar { /// TODOC <_include file='doc\PropertyTag.uex' path='docs/doc[@for="PropertyTag"]/*' /> [Serializable] [DebuggerDisplay ("{DebuggerDisplayString ()}")] public class SrgsNameValueTag : SrgsElement, IPropertyTag { //******************************************************************* // // Constructors // //******************************************************************* #region Constructors /// TODOC <_include file='doc\PropertyTag.uex' path='docs/doc[@for="PropertyTag.PropertyTag2"]/*' /> public SrgsNameValueTag () { } /// TODOC <_include file='doc\PropertyTag.uex' path='docs/doc[@for="PropertyTag.PropertyTag2"]/*' /> public SrgsNameValueTag (object value) { Helpers.ThrowIfNull (value, "value"); Value = value; } /// TODOC <_include file='doc\PropertyTag.uex' path='docs/doc[@for="PropertyTag.PropertyTag3"]/*' /> public SrgsNameValueTag (string name, object value) : this (value) { _name = GetTrimmedName (name, "name"); } #endregion //******************************************************************** // // Public Properties // //******************************************************************* #region public Properties /// TODOC <_include file='doc\PropertyTag.uex' path='docs/doc[@for="PropertyTag.Name"]/*' /> // Name of semantic property contained inside theelement. public string Name { get { return _name; } set { _name = GetTrimmedName (value, "value"); } } // Prefast cannot figure out that paramater checking is done #pragma warning disable 56526 /// TODOC <_include file='doc\PropertyTag.uex' path='docs/doc[@for="PropertyTag.Value"]/*' /> // Value of semantic property contained inside the element. public object Value { get { return _value; } set { Helpers.ThrowIfNull (value, "value"); if ((value is String) || (value is Boolean) || (value is Int32) || (value is Double)) { _value = value; } else { throw new ArgumentException (SR.Get (SRID.InvalidValueType), "value"); } } } #pragma warning restore 56526 #endregion //******************************************************************** // // Internal methods // //******************************************************************** #region Internal methods internal override void WriteSrgs (XmlWriter writer) { // Figure out if the tag contains a value. bool hasValue = Value != null; // Do not write the tag if it is empty bool hasName = !string.IsNullOrEmpty (_name); // Write text writer.WriteStartElement ("tag"); StringBuilder sb = new StringBuilder (); if (hasName) { sb.Append (_name); sb.Append ("="); } if (hasValue) { if (Value is string) { sb.AppendFormat (CultureInfo.InvariantCulture, "\"{0}\"", Value.ToString ()); } else { sb.Append (Value.ToString ()); } } writer.WriteString (sb.ToString ()); writer.WriteEndElement (); } internal override void Validate (SrgsGrammar grammar) { SrgsTagFormat tagFormat = grammar.TagFormat; if (tagFormat == SrgsTagFormat.Default) { grammar.TagFormat |= SrgsTagFormat.KeyValuePairs; } else if (tagFormat != SrgsTagFormat.KeyValuePairs) { XmlParser.ThrowSrgsException (SRID.SapiPropertiesAndSemantics); } } void IPropertyTag.NameValue (IElement parent, string name, object value) { _name = name; _value = value; } internal override string DebuggerDisplayString () { StringBuilder sb = new StringBuilder ("SrgsNameValue "); if (_name != null) { sb.Append (_name); sb.Append (" ("); } if (_value != null) { if (_value is string) { sb.AppendFormat (CultureInfo.InvariantCulture, "\"{0}\"", _value.ToString ()); } else { sb.Append (_value.ToString ()); } } else { sb.Append ("null"); } if (_name != null) { sb.Append (")"); } return sb.ToString (); } #endregion //******************************************************************* // // Private Methods // //******************************************************************** #region Private Methods ////// Checks if the name is not null and just made of blanks /// Returned the trimmed name /// /// /// ///static private string GetTrimmedName (string name, string parameterName) { Helpers.ThrowIfEmptyOrNull (name, parameterName); // Remove the leading and trailing spaces name = name.Trim (Helpers._achTrimChars); // Run again the validation code Helpers.ThrowIfEmptyOrNull (name, parameterName); return name; } #endregion //******************************************************************* // // Private Fields // //******************************************************************* #region Private Fields private string _name; private object _value; #endregion } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. 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