TreeViewHeader.h

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#ifndef TreeViewHeader_H
#define TreeViewHeader_H
 
/* SPDX-License-Identifier: CC0-1.0 */
 
#include <QWidget>
 
class QMouseEvent;
class QPainter;
class QPaintEvent;
class QSize;
class QString;
 
namespace Isis {
  class TreeViewContent;
 
  class TreeViewHeader : public QWidget {
 
      Q_OBJECT
 
    public:
      explicit TreeViewHeader(TreeViewContent *someContent,
          QWidget *parent);
      TreeViewHeader(const TreeViewHeader &other);
      virtual ~TreeViewHeader();
      QSize minimumSizeHint() const;
      QString getText();
      void setText(QString text);
 
 
      QSize sizeHint() const {
        return minimumSizeHint();
      }
 
      TreeViewHeader &operator=(const TreeViewHeader &other);
 
 
    public slots:
      void setActive(bool);
      void handleFilterCountsChanged(int visibleTopLevelItemCount,
          int topLevelItemCount);
 
 
    signals:
      void activated();
 
 
    protected:
      void mouseReleaseEvent(QMouseEvent *event);
      void paintEvent(QPaintEvent *event);
 
 
    private: // methods
      void nullify();
      void paintHeader(QPainter *painter, int rowheight);
      void paintProgress(QPainter *painter, const QRect &rect, int min,
          int max, int value);
 
 
    private slots:
      void updateFilterProgress(int newProgress);
      void updateFilterProgressRange(int min, int max);
      void updateRebuildProgress(int newProgress);
      void updateRebuildProgressRange(int min, int max);
 
 
    private: // data
      TreeViewContent *m_content;
      QString *m_headerText;
      int m_filterProgress;
      int m_filterProgressMin;
      int m_filterProgressMax;
      int m_rebuildProgress;
      int m_rebuildProgressMin;
      int m_rebuildProgressMax;
      bool m_active;
      int m_visibleCount;
      int m_totalCount;
  };
}
 
 
#endif