ContentOperations.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / Orcas / QFE / wpf / src / Core / CSharp / System / Windows / ContentOperations.cs / 1 / ContentOperations.cs
                        

                        
                            namespace System.Windows 
{
    /// 
    /// This interface defines the common methods and services available from a ContentElement.
    ///  
    public static class ContentOperations
    { 
        ///  
        /// Get the Visual parent of this ContentElement.
        ///  
        public static DependencyObject GetParent(ContentElement reference)
        {
            if(reference == null)
            { 
                throw new ArgumentNullException("reference");
            } 
 
            return reference._parent;
        } 

        /// 
        /// Set the Visual parent of this ContentElement.
        ///  
        /// 
        ///     This is different than Visuals.  For Visuals, you have to 
        ///     Add/Remove the visual from a children collection to change 
        ///     the parent.  I think it is a better model, but I don't
        ///     know if we want to expose a full children collection for 
        ///     content elements.
        /// 
        public static void SetParent(ContentElement reference, DependencyObject parent)
        { 
            if(reference == null)
            { 
                throw new ArgumentNullException("reference"); 
            }
 
            DependencyObject oldParent = reference._parent;
            reference._parent = parent;

            // Raise content parent changed notification 
            reference.OnContentParentChanged(oldParent);
        } 
    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
namespace System.Windows 
{
    /// 
    /// This interface defines the common methods and services available from a ContentElement.
    ///  
    public static class ContentOperations
    { 
        ///  
        /// Get the Visual parent of this ContentElement.
        ///  
        public static DependencyObject GetParent(ContentElement reference)
        {
            if(reference == null)
            { 
                throw new ArgumentNullException("reference");
            } 
 
            return reference._parent;
        } 

        /// 
        /// Set the Visual parent of this ContentElement.
        ///  
        /// 
        ///     This is different than Visuals.  For Visuals, you have to 
        ///     Add/Remove the visual from a children collection to change 
        ///     the parent.  I think it is a better model, but I don't
        ///     know if we want to expose a full children collection for 
        ///     content elements.
        /// 
        public static void SetParent(ContentElement reference, DependencyObject parent)
        { 
            if(reference == null)
            { 
                throw new ArgumentNullException("reference"); 
            }
 
            DependencyObject oldParent = reference._parent;
            reference._parent = parent;

            // Raise content parent changed notification 
            reference.OnContentParentChanged(oldParent);
        } 
    } 
}

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

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