DtVariableColumnTreeWidget.h

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/******************************************************************************
** Copyright (c) 2009 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/
/******************************************************************************
** $RCSfile: DtVariableColumnTreeWidget.cxx,v $ $Revision: 1.1 $ $State: Exp $
******************************************************************************/



#pragma once

#include <vrfGuiCoreQt/vrfGuiCoreQt.h>
#include <vrfGuiCoreQt/DtVariableColumnTreeWidgetInterface.h>

#include <boost/function.hpp>

#include <QtCore/QHash>

#include <vrfGuiCoreQt/qtTreeWidgetExtensions.h>

namespace makVrf
{
   class DtVariableColumnTreeWidgetLogic;
   class DtVariableColumnTreeWidget;

   class DT_DLL_VRFGUICOREQT DtVariableColumnItem : public QTreeWidgetItem
   {
   public:
      DtVariableColumnItem(DtVariableColumnTreeWidget*, DtVariableColumnTreeWidgetLogic*, const QString&);
      virtual ~DtVariableColumnItem();

      virtual QVariant data(int iColumn, int iRole) const;

      const QString& key() const
      {
         return myKey;
      }

   protected:
      DtVariableColumnTreeWidgetLogic* myLogic;
      QString                          myKey;
      mutable bool                     myProcessing;
   };

   class DT_DLL_VRFGUICOREQT DtVariableColumnTreeWidget
   : public DtTreeWidget, public DtVariableColumnTreeWidgetInterface
   {
      Q_OBJECT

   public:
      DtVariableColumnTreeWidget(QWidget*, const Qt::WindowFlags& f = 0);

      virtual ~DtVariableColumnTreeWidget();

   public:
      virtual void addColumn(const QString&, const Flags&, 
            DtDisplayFunction* display, DtSortFunction* sort = defaultSort());

      virtual void setFlagsForColumn(const QString& s, const Flags&);

      virtual int addColumn(const QString& s, const Flags&);

      virtual int removeColumn(const QString&);

      virtual int columnFor(const QString&) const;

      virtual QColor backgroundColor() const;

      virtual void createMenuButton(int iCol, const QPixmap& arrow);

      virtual void clear();

      virtual void addRow(const QString&);

      virtual DtVariableColumnItem* createVariableColumnItem(const QString& key);

      virtual void removeRow(const QString&);

      virtual void setLogic(DtVariableColumnTreeWidgetLogic*);

      virtual QPoint menuPointForColumn(int) const;

      virtual bool isColumnVisible(int) const;

      virtual void setColumnVisible(int, bool);

   protected slots:

      virtual void showObjectOptions(int);

   protected:
      DtVariableColumnTreeWidgetLogic*       myLogic;
      QHash<QString, DtVariableColumnItem*>  myItems;
   };
}