/// <summary>Constructor that takes BehaviourChoice and fileExtension parameters for the FilePathAttribute.</summary>
/// <param name="behavior"></param>
/// <param name="fileExtension">File extension or filter. Simple file extensions can be used like this: txt, csv, .... Or a filter extression can be used, for example "Text Document (*.txt) | *.txt. See examples for more info." </param>
public FilePathAttribute(BehaviorChoice behavior = BehaviorChoice.Open, string fileExtension = "")
// note default value cannot be null when using VS2010. see http://stackoverflow.com/questions/15048847/attribute-argument-must-be-a-constant-expression
{
Behavior = behavior;
FileExtension = fileExtension;
validateFileFilter(FileExtension);
}
/// <summary>Constructor for the FilePathAttribute.</summary>
/// <remarks>Provided for backward compatibility.</remarks>
public FilePathAttribute()
{
Behavior = BehaviorChoice.Open;
FileExtension = "";
}
