HintTextMaxWidthConverter.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.Core.Presentation / System / Activities / Core / Presentation / HintTextMaxWidthConverter.cs / 1305376 / HintTextMaxWidthConverter.cs
                        

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

namespace System.Activities.Core.Presentation 
{
    using System; 
    using System.Diagnostics.CodeAnalysis; 
    using System.Globalization;
    using System.Windows; 
    using System.Windows.Data;

    [SuppressMessage("Microsoft.Performance", "CA1812:AvoidUninstantiatedInternalClasses")]
    internal sealed class HintTextMaxWidthConverter : IValueConverter 
    {
        public object Convert(object o, Type targetType, object parameter, CultureInfo culture) 
        { 
            // If o == null, this means the Activity inside Default/Cases is null.
            // We need to show SR.ClickToAdd instruction as a whole string without trim. 
            // So we need to set the MaxWidth to double.PositiveInfinity. Otherwise, we
            // set it according to the parameter and TextBlock will do proper trimming.
            double maxWidth = double.Parse(parameter as string, CultureInfo.InvariantCulture.NumberFormat);
            return o != null ? maxWidth : DependencyProperty.UnsetValue; 
        }
 
        public object ConvertBack(object o, Type targetType, object parameter, CultureInfo culture) 
        {
            throw FxTrace.Exception.AsError(new NotImplementedException()); 
        }

    }
} 

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

Link Menu

Network programming in C#, Network Programming in VB.NET, Network Programming in .NET
This book is available now!
Buy at Amazon US or
Buy at Amazon UK