planListBoxItem.h

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/*******************************************************************************
** Copyright (c) 2016 MAK Technologies, Inc.
** All rights reserved.
*******************************************************************************/


#pragma once

#include <vrfGuiCoreQt/vrfGuiCoreQt.h>

#include <vrfplan/stmtIndex.h>
#include <vlutil/vlString.h>

#include <QtGui/QImage>
#include <QtWidgets/QTreeWidget>

namespace makVrf
{
   class DtPlanTreeWidget;

   class DT_DLL_VRFGUICOREQT DtPlanListBoxItem : public QTreeWidgetItem
   {
   public:
      DtPlanListBoxItem(DtSimBlock*, const QString & text = QString::null, int step = -1);
      DtPlanListBoxItem(DtSimBlock*, const DtPlanListBoxItem* parentItem, const DtStmtIndex& index,
            const QString& indent, int step = -1);
      virtual ~DtPlanListBoxItem();

      virtual void setStatementIndex(const DtStmtIndex index);
      virtual const DtStmtIndex& statementIndex() const;

      virtual void setIndent(const QString& indent);
      virtual const QString& indent() const;

      virtual void setBlockIndex(int index);
      virtual int blockIndex() const;

      virtual void setPlanText(const QString&);

      DtSimBlock* parentBlock() const { return myParentBlock; };
      DtSimBlock* blockHeader() const { return myBlockHeader; };
      DtSimStatement* parentStatement() const;

      DtSimStatement* blockStatement() const;
      DtSimStatement* parentBlockStatement() const;
      DtSimStatement* statement() const;

      virtual QString planItemText() const;

      QTreeWidgetItem* prev();

      virtual void setCurrent(bool);
      bool current() const;

      virtual QVariant data(int col, int role) const;
      virtual QString stringRep() const;

      virtual void setDraggingOver(bool);
      bool draggingOver() const { return myDraggingOver; };

      bool isLastStatementInBlock() const;
      bool isFirstStatementInBlock() const;

      virtual bool within(DtSimBlock*) const;
      virtual bool within(DtSimStatement*) const;

   protected:
      DtStmtIndex myStatementIndex;
      QString    myIndent;
      int         myBlockIndex;
      bool        myCurrent;
      bool        myDraggingOver;
      int         myStep;
      DtSimBlock* myParentBlock;
      DtSimBlock* myBlockHeader;
      mutable DtPlanTreeWidget* myPlanTreeWidget;
      const DtPlanListBoxItem* myParentItem;
   };

   inline bool DtPlanListBoxItem::current() const
   {
      return myCurrent;
   }
}