PropertyInformation.cs source code in C# .NET

                        Code:
                         / Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / whidbey / NetFXspW7 / ndp / fx / src / Configuration / System / Configuration / PropertyInformation.cs / 1 / PropertyInformation.cs
                        
                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

using System; 
using System.Configuration; 
using System.Collections.Specialized;
using System.ComponentModel; 
using System.Collections;
using System.Runtime.Serialization;

namespace System.Configuration { 

    // PropertyInformation 
    // 
    // Contains information about a property
    // 
    public sealed class PropertyInformation {

        private ConfigurationElement ThisElement = null;
        private string PropertyName; 
        private ConfigurationProperty _Prop = null;
        private const string LockAll = "*"; 
 
        private ConfigurationProperty Prop {
            get { 
                if (_Prop == null) {
                    _Prop = ThisElement.Properties[PropertyName];
                }
                return _Prop; 
            }
        } 
 
        internal PropertyInformation(ConfigurationElement thisElement, string propertyName) {
            PropertyName = propertyName; 
            ThisElement = thisElement;
        }

 
        public string Name {
            get { 
                return PropertyName; 
            }
        } 


        internal string ProvidedName {
            get { 
                return Prop.ProvidedName;
            } 
        } 

 
        public object Value {
            get {
                return ThisElement[PropertyName];
            } 
            set {
                ThisElement[PropertyName] = value; 
            } 
        }
 
        // DefaultValue
        //
        // What is the default value for this property
        // 
        public object DefaultValue {
            get { 
                return Prop.DefaultValue; 
            }
        } 

        // ValueOrigin
        //
        // Where was the property retrieved from 
        //
        public PropertyValueOrigin ValueOrigin { 
            get { 
                if (ThisElement.Values[PropertyName] == null) {
                    return PropertyValueOrigin.Default; 
                }
                if (ThisElement.Values.IsInherited(PropertyName)) {
                    return PropertyValueOrigin.Inherited;
                } 
                return PropertyValueOrigin.SetHere;
            } 
        } 

        // IsModified 
        //
        // Was the property Modified
        //
        public bool IsModified { 
            get {
                if (ThisElement.Values[PropertyName] == null) { 
                    return false; 
                }
                if (ThisElement.Values.IsModified(PropertyName)) { 
                    return true;
                }
                return false;
            } 
        }
        // IsKey 
        // 
        // Is this property a key?
        // 
        public bool IsKey {
            get {
                return Prop.IsKey;
            } 
        }
 
        // IsRequired 
        //
        // Is this property required? 
        //
        public bool IsRequired {
            get {
                return Prop.IsRequired; 
            }
        } 
 
        // IsLocked
        // 
        // Is this property locked?
        //
        public bool IsLocked {
            get { 
                return ((ThisElement.LockedAllExceptAttributesList != null && !ThisElement.LockedAllExceptAttributesList.DefinedInParent(PropertyName)) ||
                    (ThisElement.LockedAttributesList != null && 
                        (ThisElement.LockedAttributesList.DefinedInParent(PropertyName) || 
                         ThisElement.LockedAttributesList.DefinedInParent(LockAll))) ||
                        (((ThisElement.ItemLocked & ConfigurationValueFlags.Locked)    != 0) && 
                         ((ThisElement.ItemLocked & ConfigurationValueFlags.Inherited) != 0)));
            }
        }
 
        // Source
        // 
        // What is the source file where this data came from 
        //
        public string Source { 
            get {
                PropertySourceInfo psi = ThisElement.Values.GetSourceInfo(PropertyName);
                if (psi == null) {
                    psi = ThisElement.Values.GetSourceInfo(String.Empty); 
                }
                if (psi == null) { 
                    return String.Empty; 
                }
                return psi.FileName; 
            }
        }

        // LineNumber 
        //
        // What is the line number associated with the source 
        // 
        // Note:
        //   1 is the first line in the file.  0 is returned when there is no 
        //   source
        //
        public int LineNumber {
            get { 
                PropertySourceInfo psi = ThisElement.Values.GetSourceInfo(PropertyName);
                if (psi == null) { 
                    psi = ThisElement.Values.GetSourceInfo(String.Empty); 
                }
                if (psi == null) { 
                    return 0;
                }
                return psi.LineNumber;
            } 
        }
 
        // Type 
        //
        // What is the type for the property 
        //
        public Type Type {
            get {
                return Prop.Type; 
            }
        } 
 
        // Validator
        // 
        public ConfigurationValidatorBase Validator {
            get {
                return Prop.Validator;
            } 
        }
 
        // Converter 
        //
        public TypeConverter Converter { 
            get {
                return Prop.Converter;
            }
        } 

        // Property description ( comments etc ) 
        public string Description { 
            get {
                return Prop.Description; 
            }
        }
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

using System; 
using System.Configuration; 
using System.Collections.Specialized;
using System.ComponentModel; 
using System.Collections;
using System.Runtime.Serialization;

namespace System.Configuration { 

    // PropertyInformation 
    // 
    // Contains information about a property
    // 
    public sealed class PropertyInformation {

        private ConfigurationElement ThisElement = null;
        private string PropertyName; 
        private ConfigurationProperty _Prop = null;
        private const string LockAll = "*"; 
 
        private ConfigurationProperty Prop {
            get { 
                if (_Prop == null) {
                    _Prop = ThisElement.Properties[PropertyName];
                }
                return _Prop; 
            }
        } 
 
        internal PropertyInformation(ConfigurationElement thisElement, string propertyName) {
            PropertyName = propertyName; 
            ThisElement = thisElement;
        }

 
        public string Name {
            get { 
                return PropertyName; 
            }
        } 


        internal string ProvidedName {
            get { 
                return Prop.ProvidedName;
            } 
        } 

 
        public object Value {
            get {
                return ThisElement[PropertyName];
            } 
            set {
                ThisElement[PropertyName] = value; 
            } 
        }
 
        // DefaultValue
        //
        // What is the default value for this property
        // 
        public object DefaultValue {
            get { 
                return Prop.DefaultValue; 
            }
        } 

        // ValueOrigin
        //
        // Where was the property retrieved from 
        //
        public PropertyValueOrigin ValueOrigin { 
            get { 
                if (ThisElement.Values[PropertyName] == null) {
                    return PropertyValueOrigin.Default; 
                }
                if (ThisElement.Values.IsInherited(PropertyName)) {
                    return PropertyValueOrigin.Inherited;
                } 
                return PropertyValueOrigin.SetHere;
            } 
        } 

        // IsModified 
        //
        // Was the property Modified
        //
        public bool IsModified { 
            get {
                if (ThisElement.Values[PropertyName] == null) { 
                    return false; 
                }
                if (ThisElement.Values.IsModified(PropertyName)) { 
                    return true;
                }
                return false;
            } 
        }
        // IsKey 
        // 
        // Is this property a key?
        // 
        public bool IsKey {
            get {
                return Prop.IsKey;
            } 
        }
 
        // IsRequired 
        //
        // Is this property required? 
        //
        public bool IsRequired {
            get {
                return Prop.IsRequired; 
            }
        } 
 
        // IsLocked
        // 
        // Is this property locked?
        //
        public bool IsLocked {
            get { 
                return ((ThisElement.LockedAllExceptAttributesList != null && !ThisElement.LockedAllExceptAttributesList.DefinedInParent(PropertyName)) ||
                    (ThisElement.LockedAttributesList != null && 
                        (ThisElement.LockedAttributesList.DefinedInParent(PropertyName) || 
                         ThisElement.LockedAttributesList.DefinedInParent(LockAll))) ||
                        (((ThisElement.ItemLocked & ConfigurationValueFlags.Locked)    != 0) && 
                         ((ThisElement.ItemLocked & ConfigurationValueFlags.Inherited) != 0)));
            }
        }
 
        // Source
        // 
        // What is the source file where this data came from 
        //
        public string Source { 
            get {
                PropertySourceInfo psi = ThisElement.Values.GetSourceInfo(PropertyName);
                if (psi == null) {
                    psi = ThisElement.Values.GetSourceInfo(String.Empty); 
                }
                if (psi == null) { 
                    return String.Empty; 
                }
                return psi.FileName; 
            }
        }

        // LineNumber 
        //
        // What is the line number associated with the source 
        // 
        // Note:
        //   1 is the first line in the file.  0 is returned when there is no 
        //   source
        //
        public int LineNumber {
            get { 
                PropertySourceInfo psi = ThisElement.Values.GetSourceInfo(PropertyName);
                if (psi == null) { 
                    psi = ThisElement.Values.GetSourceInfo(String.Empty); 
                }
                if (psi == null) { 
                    return 0;
                }
                return psi.LineNumber;
            } 
        }
 
        // Type 
        //
        // What is the type for the property 
        //
        public Type Type {
            get {
                return Prop.Type; 
            }
        } 
 
        // Validator
        // 
        public ConfigurationValidatorBase Validator {
            get {
                return Prop.Validator;
            } 
        }
 
        // Converter 
        //
        public TypeConverter Converter { 
            get {
                return Prop.Converter;
            }
        } 

        // Property description ( comments etc ) 
        public string Description { 
            get {
                return Prop.Description; 
            }
        }
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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