ObjectToModelValueConverter.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / NetFx40 / Tools / System.Activities.Presentation / System / Activities / Presentation / Converters / ObjectToModelValueConverter.cs / 1305376 / ObjectToModelValueConverter.cs
                        

                        
                            //---------------------------------------------------------------- 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//---------------------------------------------------------------

namespace System.Activities.Presentation.Converters 
{
    using System.Diagnostics; 
    using System.Globalization; 
    using System.Windows.Data;
    using System.Activities.Presentation.Model; 
    using System.Activities.Presentation.Internal.PropertyEditing.Model;

    //This value converter is used in propertygrid scenarios to convert an object into a ModelItem.
    //It converts from ModelPropertyEntry to ModelItem that owns the property 
    //The first binding is a two way binding with the PropertyValue object
    //The second binding is a one way binding with the ModelPropertyEntry. 
    public class ObjectToModelValueConverter : IMultiValueConverter 
    {
 
        public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
        {
            ModelItem convertedValue = null;
            if (values[1] != null) 
            {
                ModelPropertyEntry modelPropertyEntry = values[1] as ModelPropertyEntry; 
                if (modelPropertyEntry != null) 
                {
                    ModelProperty property = modelPropertyEntry.FirstModelProperty; 
                    if (property != null)
                    {
                        convertedValue = property.Value;
                    } 
                }
            } 
            return convertedValue; 
        }
 
        public object[] ConvertBack(object value, Type[] targetTypes, object parameter, CultureInfo culture)
        {
            object[] returnValue = new object[]{null};
            if(value != null) 
            {
                returnValue[0] = ((ModelItem)value).GetCurrentValue(); 
            } 
            return returnValue;
        } 
    }
}

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

namespace System.Activities.Presentation.Converters 
{
    using System.Diagnostics; 
    using System.Globalization; 
    using System.Windows.Data;
    using System.Activities.Presentation.Model; 
    using System.Activities.Presentation.Internal.PropertyEditing.Model;

    //This value converter is used in propertygrid scenarios to convert an object into a ModelItem.
    //It converts from ModelPropertyEntry to ModelItem that owns the property 
    //The first binding is a two way binding with the PropertyValue object
    //The second binding is a one way binding with the ModelPropertyEntry. 
    public class ObjectToModelValueConverter : IMultiValueConverter 
    {
 
        public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
        {
            ModelItem convertedValue = null;
            if (values[1] != null) 
            {
                ModelPropertyEntry modelPropertyEntry = values[1] as ModelPropertyEntry; 
                if (modelPropertyEntry != null) 
                {
                    ModelProperty property = modelPropertyEntry.FirstModelProperty; 
                    if (property != null)
                    {
                        convertedValue = property.Value;
                    } 
                }
            } 
            return convertedValue; 
        }
 
        public object[] ConvertBack(object value, Type[] targetTypes, object parameter, CultureInfo culture)
        {
            object[] returnValue = new object[]{null};
            if(value != null) 
            {
                returnValue[0] = ((ModelItem)value).GetCurrentValue(); 
            } 
            return returnValue;
        } 
    }
}

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

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