public ExtensionVisualModel(IExtensionModel model, bool isEnabled)
 {
     Model              = model;
     IsEnabled          = isEnabled;
     _isChecked         = true;
     OpenWebSiteCommand = ActionCommand.Create(OpenWebSite);
 }
 public ExtensionVisualModel(ExtensionCategory owner, IExtensionModel model, bool isChecked, bool isEnabled)
 {
     Model              = model;
     IsEnabled          = isEnabled;
     _isChecked         = isChecked || !isEnabled;
     _owner             = owner;
     OpenWebSiteCommand = ActionCommand.Create(OpenWebSite);
 }