include/tmqt/eventHandler.h

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/*******************************************************************************
** Copyright (c) 2000 MAK Technologies, Inc.
** All rights reserved.
*******************************************************************************/
/*******************************************************************************
** $RCSfile: eventHandler.h,v $ $Revision: 1.13 $ $State: Exp $
*******************************************************************************/


#ifndef EVENTHANDLER_H_
#define EVENTHANDLER_H_


#include <geometry/point.h>
#include <symbolMapper/modelKey.h>

#include <QtGui/QWidget>
#include <QtCore/QObject>

#include "tmqt/eventHandlers.h"
#include "archiver/archivableObject.h"

class DtEventController;
class DtSymbolList;
class DtTMMapArea;
class DtBaseWindow;
class DtSymbolSelector;
#include "symbolMapper/modelKey.h"
class QPixmap;
#include "tmqt/tmqtDefines.h"
class DT_DLL_tmqt DtEventHandler : public DtArchivableObject
{
   Q_OBJECT
   
public:

   DtEventHandler();
   
   virtual ~DtEventHandler();

   virtual void setEventController(DtEventController*);
   
   virtual void setInitialSelection(const QVector<DtModelKey>& d);

   virtual void showDialog(bool b);
   
   virtual QWidget* createDialog(QWidget* w);

   virtual QWidget* dialog(bool createIfMissing = true, QWidget* parent = NULL);

   virtual void reset();

   virtual DtBaseWindow* baseWindow() const;

   virtual void activate();

   virtual void deactivate();

   virtual void setBaseWindow(DtBaseWindow* w);

   virtual void init();

   void setSuspended(bool);
   bool suspended() const;

   virtual void dialogDestroyedEvent();

signals:
   void closedDialog();

public slots:

   virtual bool mouseEvent(DtTMMapArea*, QMouseEvent* evnt, const DtPoint& pnt);
   virtual bool keyboardEvent(DtTMMapArea*, QKeyEvent* evnt);
   virtual bool symbolsSelected(DtTMMapArea* area, DtSymbolList* sl);
   virtual bool selectionUpdated(DtTMMapArea* area, const QVector<DtModelKey>& d);
   virtual bool selectionInProgress(DtTMMapArea* area, DtSymbolSelector& d);
   virtual bool focusEvent(DtTMMapArea*, QEvent* evnt);
   virtual bool enterEvent(DtTMMapArea* area, QEvent* evnt);
   virtual bool leaveEvent(DtTMMapArea* area, QEvent* evnt);

   virtual bool dropEvent(DtTMMapArea* area, QDropEvent* evnt);
   virtual bool dragEnterEvent(DtTMMapArea* area, QDragEnterEvent* evnt);
   virtual bool dragMoveEvent(DtTMMapArea* area, QDragMoveEvent* evnt);
   virtual bool dragLeaveEvent(DtTMMapArea* area, QDragLeaveEvent* evnt);
   virtual bool userDefinedAction(DtUserDefinedType iAction, void* usr);

   virtual bool aboutToDraw(DtTMMapArea* area, QPainter*);

   virtual bool mapActivated(DtTMMapArea* area);

   virtual bool selectedModelDataUpdated(DtTMMapArea* area);

   virtual bool symbolAdded(DtTMMapArea* area, const DtModelKey&);
   virtual bool symbolRemoved(DtTMMapArea* area, const DtModelKey&);

   virtual bool disconnecting(DtTMMapArea* area);

   virtual bool connecting(DtTMMapArea* area);

   virtual void tick();
   virtual void clearDialog();

protected:
   QWidget* myEventDlg;
   DtEventController* myEventController;
   bool mySuspended;
};

inline void DtEventHandler::setSuspended(bool b)
{
   mySuspended = b;
}

inline bool DtEventHandler::suspended() const
{
   return mySuspended;
}

#endif //EVENTHANDLER_H_