/*! @file

    @id $Id$
*/
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#ifndef ERRORLOG_HXX
#define ERRORLOG_HXX

#include <qbrowserlib/log.hxx>
#include <qbrowserlib/ui_errorlog.hxx>
#include <QDialog>

//! @addtogroup qbrowserlib
//! @{

namespace qbrowserlib {

  //! Collect and Show Errors
  /*! Singleton */
  class ErrorLog: public QDialog, protected Ui::ErrorLog {
      Q_OBJECT;
    Q_SIGNALS:
      void reset();
    public:
      //! Singleton
      static ErrorLog& instance(QWidget* p=0) {
        static ErrorLog* _instance(new ErrorLog(p));
        return *_instance;
      }
      static void purge() {
        delete &instance();
      }
    private: // singleton
      ErrorLog(const ErrorLog&);
      ErrorLog(QWidget* p): QDialog(p) {
        TRC;
        setupUi(this);
      }
    public Q_SLOTS:
      void append(QString text) {
        TRC; LOG<<text;
        _errors->append(text);
      }
    protected Q_SLOTS:
      void on__buttons_clicked(QAbstractButton* button) {
        TRC;
        switch (_buttons->buttonRole(button)) {
          case QDialogButtonBox::ResetRole: {
            _errors->clear();
            reset();
          } break;
          default:;
        }
      }
  };
}

//! @}

#endif