/***********************************************************************
  WidgetLookManager
***********************************************************************/

class WidgetLookManager
{
  static WidgetLookManager& getSingleton(void);

  void parseLookNFeelSpecification(string filename, string resourceGroup = "");
  bool isWidgetLookAvailable(string widget) const;
  const WidgetLookFeel& getWidgetLook(string widget) const;
  void eraseWidgetLook(string widget);
  void addWidgetLook(WidgetLookFeel& look);

  void writeWidgetLookToStream(string name, OutStream& out_stream) const;
  void writeWidgetLookSeriesToStream(string prefix, OutStream& out_stream) const;

  WidgetLookManager();

  static void setDefaultResourceGroup(string resourceGroup);
  static string getDefaultResourceGroup();
};