private bool?GetSelectedMemberPathValue(object item)
{
if (string.IsNullOrEmpty(SelectedMemberPath))
{
return(null);
}
if (item == null)
{
return(null);
}
string[] array = SelectedMemberPath.Split('.');
if (array.Length == 1)
{
PropertyInfo property = item.GetType().GetProperty(SelectedMemberPath);
if (property != null && property.PropertyType == typeof(bool))
{
return(property.GetValue(item, null) as bool?);
}
return(null);
}
for (int i = 0; i < array.Count(); i++)
{
Type type = item.GetType();
PropertyInfo property2 = type.GetProperty(array[i]);
if (property2 == null)
{
return(null);
}
if (i == array.Count() - 1)
{
if (property2.PropertyType == typeof(bool))
{
return(property2.GetValue(item, null) as bool?);
}
}
else
{
item = property2.GetValue(item, null);
}
}
return(null);
}
private void SetSelectedMemberPathValue(object item, bool value)
{
if (!string.IsNullOrEmpty(SelectedMemberPath) && item != null)
{
string[] array = SelectedMemberPath.Split('.');
if (array.Length == 1)
{
PropertyInfo property = item.GetType().GetProperty(SelectedMemberPath);
if (property != null && property.PropertyType == typeof(bool))
{
property.SetValue(item, value, null);
}
}
else
{
for (int i = 0; i < array.Count(); i++)
{
Type type = item.GetType();
PropertyInfo property2 = type.GetProperty(array[i]);
if (property2 == null)
{
break;
}
if (i == array.Count() - 1)
{
if (property2.PropertyType == typeof(bool))
{
property2.SetValue(item, value, null);
}
}
else
{
item = property2.GetValue(item, null);
}
}
}
}
}
private void CheckSelectedPropertyInfo()
{
object firstItem = null;
foreach (var item in ItemsSource)
{
firstItem = item;
break;
}
if (firstItem == null)
{
return;
}
if (SelectedMemberPath.IsNullOrEmpty())
{
throw new Exception("Property 'DisplayMemberPath' can not be null or empty.");
}
if (SelectedMemberPath.IsNullOrEmpty())
{
throw new Exception("Property 'SelectedMemberPath' can not be null.");
}
_selectedPropertyInfo = firstItem.GetType().GetProperty(SelectedMemberPath);
_displayPropertyInfo = firstItem.GetType().GetProperty(DisplayMemberPath);
if (_displayPropertyInfo == null)
{
throw new Exception("'" + DisplayMemberPath + "' does not existed.");
}
if (_selectedPropertyInfo == null || _selectedPropertyInfo.PropertyType != typeof(bool))
{
throw new Exception("'" + SelectedMemberPath + "' does not existed , or is not 'bool' type.");
}
}
