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/V4/Quickstarts/View-Switching Navigation/Silverlight/View-Switching Navigation/ViewSwitchingNavigation.Infrastructure/ObjectToVisibilityConverter.cs

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C# | 36 lines | 18 code | 2 blank | 16 comment | 1 complexity | 354b9ecf129227cfb3fc6750e88e1e1e MD5 | raw file
 1//===================================================================================
 2// Microsoft patterns & practices
 3// Composite Application Guidance for Windows Presentation Foundation and Silverlight
 4//===================================================================================
 5// Copyright (c) Microsoft Corporation.  All rights reserved.
 6// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY
 7// OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT
 8// LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 9// FITNESS FOR A PARTICULAR PURPOSE.
10//===================================================================================
11// The example companies, organizations, products, domain names,
12// e-mail addresses, logos, people, places, and events depicted
13// herein are fictitious.  No association with any real company,
14// organization, product, domain name, email address, logo, person,
15// places, or events is intended or should be inferred.
16//===================================================================================
17using System;
18using System.Globalization;
19using System.Windows;
20using System.Windows.Data;
21
22namespace ViewSwitchingNavigation.Infrastructure
23{
24    public class ObjectToVisibilityConverter : IValueConverter
25    {
26        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
27        {
28            return value == null ? Visibility.Collapsed : Visibility.Visible;
29        }
30
31        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
32        {
33            return null;
34        }
35    }
36}