zq_layout.hpp

/* zq_layout.hpp */
/* $Id: zq_layout.hpp,v 1.10 2006/06/03 09:09:44 guser4 Exp $ */
#ifndef __zq_layout_hpp
#define __zq_layout_hpp

#include <qrect.h>

#include "zqb_placeholder.hpp"
#include "zqb_objectarray.hpp"
#include "zqb_pixgrpmanager.hpp"
#include "zqb_container.hpp"
#include "zq_object.hpp"


class ZqLayout : public ZqObject, public ZqbContainer
{
public:

  ZqLayout (const char* szLayoutName = NULL);

  ZqLayout (ZqbPlaceholder* pPh,
        const char* szLayoutName = NULL);

  virtual ZqbPlaceholderVector* placeholders ();


  /*
   *  Dispatching different Zqools events
   */

  virtual void      redraw (QPainter& paint);

  virtual ZqbEventHint  input (QEvent& event);

  virtual bool      tip (const QPoint& p,
                 QString& qsShort, QString& qsLong);

  virtual void      updateGeometry ();

  virtual void      updateLimits (QPainter* paint = NULL);


  virtual bool      getRect (QRect& rect);

  virtual bool      setRect (const QRect& rect);


  virtual void      setScreenPainter (QPainter* pPainter);

  virtual void      setAreaWidget (QWidget* pWidget);



  /*
   *  Operations over objects.
   */

  virtual bool      removeObject (ZqObject* obj);


  /*
   *  Container for placeholders
   */

  virtual ZqbPlaceholder*   placeholder (const char* szPixGroupX,
                         const char* szPixGroupY,
                         const char* szPhName = NULL);

  virtual bool          remove (ZqbPlaceholder* pPh);


  /*
   *  Flag of redrawing: propagate to all placeholders in the layout
   */

  virtual void          setDirty ();

  virtual void          resetDirty ();

  virtual bool          isDirty () const;


  /*
   *  Placement management
   */

  virtual bool      attachToPlace (ZqbPlaceholder* pPh);

  virtual bool      detachFromPlace ();

public:/* data */

  ZqbPixGrpManager  pgmx;

  ZqbPixGrpManager  pgmy;

private:/* data */

  QRect         m_Rect;

  ZqObject      *m_pGrabber;

  ZqbPlaceholderVector  m_Placeholders;

  static int        s_iNameCounter;

};


#endif /* zq_layout.hpp */