SetterBase.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Framework / System / Windows / SetterBase.cs / 1305600 / SetterBase.cs
                        

                        
                            /****************************************************************************\ 
*
* File: SetterBase.cs
*
*  TargetType property and event setting base class. 
*
* Copyright (C) 2004 by Microsoft Corporation.  All rights reserved. 
* 
\***************************************************************************/
 
namespace System.Windows
{
    /// 
    ///     TargetType property and event setting base class. 
    /// 
    [Localizability(LocalizationCategory.Ignore)] 
    public abstract class SetterBase 
    {
        ///  
        ///     SetterBase construction
        /// 
        internal SetterBase()
        { 
        }
 
        ///  
        ///     Returns the sealed state of this object.  If true, any attempt
        /// at modifying the state of this object will trigger an exception. 
        /// 
        public bool IsSealed
        {
            get 
            {
                return _sealed; 
            } 
        }
 
        internal virtual void Seal()
        {
            _sealed = true;
        } 

        ///  
        ///  Subclasses need to call this method before any changes to their state. 
        /// 
        protected void CheckSealed() 
        {
            if ( _sealed )
            {
                throw new InvalidOperationException(SR.Get(SRID.CannotChangeAfterSealed, "SetterBase")); 
            }
        } 
 
        // Derived
        private bool _sealed; 
    }

}
 

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

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