ViewManager.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 / ndp / cdf / src / NetFx40 / Tools / System.Activities.Presentation / System / Activities / Presentation / Base / Documents / ViewManager.cs / 1305376 / ViewManager.cs
                        

                        
                            namespace System.Activities.Presentation.Documents {

    using System;
    using System.Collections.Generic; 
    using System.Diagnostics.CodeAnalysis;
    using System.Windows; 
    using System.Windows.Media; 

    using System.Activities.Presentation; 
    using System.Activities.Presentation.Model;
    using System.Activities.Presentation.Services;

    ///  
    /// A ViewManager is a class that manages and provides the view
    /// for the designer.  The view manager is used by MarkupDocumentManager 
    /// to provide the view for the designer. 
    /// 
    abstract class ViewManager : IDisposable { 

        /// 
        /// DependencyPropertyKey that allows ViewManagers to set the PropertyRedirections
        /// attached property. 
        /// 
        // FxCop: these are immutable 
        [SuppressMessage("Microsoft.Security", "CA2104:DoNotDeclareReadOnlyMutableReferenceTypes")] 
        protected static readonly DependencyPropertyKey PropertyRedirectionsPropertyKey = DependencyProperty.RegisterAttachedReadOnly(
            "PropertyRedirections", 
            typeof(IEnumerable),
            typeof(ViewManager), null);

        ///  
        /// Dependency property for the PropertyRedirections attached property.
        ///  
        public static readonly DependencyProperty PropertyRedirectionsProperty = PropertyRedirectionsPropertyKey.DependencyProperty; 

        ///  
        /// Returns the view for the designer.  This will return null until
        /// Initialize has been called.
        /// 
        public abstract Visual View { get; } 

        ///  
        /// Returns an enumeration of property identifiers indicating properties on the model that should be 
        /// redirected on the view.  The view must declare public properties of the same name and
        /// compatible data type.  When a value is set into the model, if its property is being redirected 
        /// the value will be set into the redirected property instead.
        /// 
        /// 
        /// The view to retrieve the set of property redirections for. 
        /// 
        ///  
        /// An enumeration of property redirections, or null if there are none. 
        /// 
        public static IEnumerable GetPropertyRedirections(DependencyObject view) { 
            if (view == null) throw FxTrace.Exception.ArgumentNull("view");
            return (IEnumerable)view.GetValue(PropertyRedirectionsProperty);
        }
 
        /// 
        /// Initializes this view manager with the given model tree. 
        ///  
        /// The editing context for the designer.
        /// If model is null. 
        public abstract void Initialize(EditingContext context);

        /// 
        /// Sets an enumeration of property identifiers indicating properties on the model that 
        /// should be redirected to the view.  The view must declare public properties of the same name
        /// and compatible type.  When a value is set into the model, if its property is being redirected 
        /// the value will be set into the redirected property instead. 
        /// 
        ///  
        /// 
        protected static void SetPropertyRedirections(DependencyObject view, IEnumerable redirections) {
            if (view == null) throw FxTrace.Exception.ArgumentNull("view");
            view.SetValue(PropertyRedirectionsPropertyKey, redirections); 
        }
 
        ///  
        /// Disposes this view manager.
        ///  
        public void Dispose() {
            Dispose(true);
            GC.SuppressFinalize(this);
        } 

        ///  
        /// Disposes this view manager. 
        /// True if this object is being disposed, or false if it is finalizing.
        ///  
        protected virtual void Dispose(bool disposing) {
        }
    }
} 

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

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