SchemaAttDef.cs source code in C# .NET

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                         / DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / Xml / System / Xml / schema / SchemaAttDef.cs / 1 / SchemaAttDef.cs
                        
                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// [....] 
//-----------------------------------------------------------------------------
 
namespace System.Xml.Schema { 

    using System.Diagnostics; 

    /*
     * This class describes an attribute type and potential values.
     * This encapsulates the information for one Attdef * in an 
     * Attlist in a DTD as described below:
     */ 
    internal sealed class SchemaAttDef : SchemaDeclBase { 
        public enum Reserve {
            None, 
            XmlSpace,
            XmlLang
        };
 
        private Reserve reserved;     // indicate the attribute type, such as xml:lang or xml:space
        private String defExpanded;  // default value in its expanded form 
        private bool   hasEntityRef;  // whether there is any entity reference in the default value 
        XmlSchemaAttribute schemaAttribute;
 
        private bool defaultValueChecked;

        int     lineNum;
        int     linePos; 
        int     valueLineNum;
        int     valueLinePos; 
 
        public static readonly SchemaAttDef Empty = new SchemaAttDef();
 
        public SchemaAttDef(XmlQualifiedName name, String prefix) : base(name, prefix) {
            reserved = Reserve.None;
        }
 
        private SchemaAttDef() {}
 
        public SchemaAttDef Clone() { 
            return (SchemaAttDef) MemberwiseClone();
        } 

        internal  int LinePos {
            get {
                return linePos; 
            }
            set { 
                linePos = value; 
            }
        } 

        internal  int LineNum {
            get {
                return lineNum; 
            }
            set { 
                lineNum = value; 
            }
        } 

        internal  int ValueLinePos {
            get {
                return valueLinePos; 
            }
            set { 
                valueLinePos = value; 
            }
        } 

        internal  int ValueLineNum {
            get {
                return valueLineNum; 
            }
            set { 
                valueLineNum = value; 
            }
        } 

        internal bool DefaultValueChecked {
            get {
                return defaultValueChecked; 
            }
        } 
 
        public String DefaultValueExpanded {
            get { return(defExpanded != null) ? defExpanded : String.Empty;} 
            set { defExpanded = value;}
        }

        public Reserve Reserved { 
            get { return reserved;}
            set { reserved = value;} 
        } 

        public bool HasEntityRef { 
            get { return hasEntityRef;}
            set { hasEntityRef = value;}
        }
 
        public XmlSchemaAttribute SchemaAttribute {
            get { return schemaAttribute; } 
            set { schemaAttribute = value; } 
        }
 
        public void CheckXmlSpace(ValidationEventHandler eventhandler) {
            if (datatype.TokenizedType == XmlTokenizedType.ENUMERATION &&
                (values != null) &&
                (values.Count <= 2)) { 
                String s1 = values[0].ToString();
 
                if (values.Count == 2) { 
                    String s2 = values[1].ToString();
 
                    if ((s1 == "default" || s2 == "default") &&
                        (s1 == "preserve" || s2 == "preserve")) {
                        return;
                    } 
                }
                else { 
                    if (s1 == "default" || s1 == "preserve") { 
                        return;
                    } 
                }
            }
            eventhandler(this, new ValidationEventArgs(new XmlSchemaException(Res.Sch_XmlSpace, string.Empty)));
        } 

        internal void CheckDefaultValue( SchemaInfo schemaInfo, IDtdParserAdapter readerAdapter ) { 
            DtdValidator.CheckDefaultValue( this, schemaInfo, readerAdapter ); 
            defaultValueChecked = true;
        } 
    }
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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SchemaAttDef.cs source code in C# .NET

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