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using System;
using System.Globalization;
using System.Windows;
using System.Windows.Data;
namespace Gestor.Application.Converters
{
public class ExtensaoVisibilityConverter : IMultiValueConverter
{
public ExtensaoVisibilityConverter()
{
}
public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
{
object obj;
try
{
if (values[0] == null || values[1] == null)
{
obj = Visibility.Collapsed;
}
else if (values[0] == null || (long)values[0] <= (long)0)
{
obj = (values[1].ToString().ToLower() == ".pdf" ? Visibility.Visible : Visibility.Collapsed);
}
else
{
obj = Visibility.Collapsed;
}
}
catch (Exception exception)
{
obj = Visibility.Collapsed;
}
return obj;
}
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
if (value == null)
{
return Visibility.Collapsed;
}
if (value.ToString().ToLower() != ".pdf")
{
return Visibility.Collapsed;
}
return Visibility.Visible;
}
public object[] ConvertBack(object value, Type[] targetTypes, object parameter, CultureInfo culture)
{
return null;
}
}
}
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