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/Main/src/DynamicDataDisplay/Converters/FourValuesMultiConverter.cs

#
C# | 41 lines | 35 code | 6 blank | 0 comment | 8 complexity | babe8b00f7f2cda4461b03def3c12275 MD5 | raw file
 1using System;
 2using System.Collections.Generic;
 3using System.Linq;
 4using System.Text;
 5using System.Windows.Data;
 6using System.Windows;
 7
 8namespace Microsoft.Research.DynamicDataDisplay.Converters
 9{
10	public abstract class FourValuesMultiConverter<T1, T2, T3, T4> : IMultiValueConverter
11	{
12		#region IMultiValueConverter Members
13
14		public object Convert(object[] values, Type targetType, object parameter, System.Globalization.CultureInfo culture)
15		{
16			if (values != null && values.Length == 4)
17			{
18				if (values[0] is T1 && values[1] is T2 && values[2] is T3 && values[3] is T4)
19				{
20					T1 param1 = (T1)values[0];
21					T2 param2 = (T2)values[1];
22					T3 param3 = (T3)values[2];
23					T4 param4 = (T4)values[3];
24
25					var result = ConvertCore(param1, param2, param3, param4, targetType, parameter, culture);
26					return result;
27				}
28			}
29			return DependencyProperty.UnsetValue;
30		}
31
32		protected abstract object ConvertCore(T1 value1, T2 value2, T3 value3, T4 value4, Type targetType, object parameter, System.Globalization.CultureInfo culture);
33
34		public virtual object[] ConvertBack(object value, Type[] targetTypes, object parameter, System.Globalization.CultureInfo culture)
35		{
36			throw new NotSupportedException();
37		}
38
39		#endregion
40	}
41}