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  // gadget.cpp
  //
  // Jeffry A Worth
  // Nov 9, 1995
  //////////////////////////////////////////////////////////////////////////////


  //////////////////////////////////////////////////////////////////////////////
  // INCLUDES 
  #include "aframe:include/gadget.hpp"


  //////////////////////////////////////////////////////////////////////////////
  //


  AFGadget::AFGadget()
  {
    m_pgadget = NULL;
    m_flags = NULL;
  }


  AFGadget::~AFGadget()
  {
    // When the Window object is destroyed, all AFGadgets get their DestroyObject
    // method called.  To remove the CGadget from the window without destroying
    // the window, the user must call the DestroyObject method.
  }


  void AFGadget::DestroyObject()
  {
    if(m_pgadget && (!(m_flags & AFGADGET_OWNERSTRUCT)) ) {
      RemoveGadget();
      delete m_pgadget;
      m_pgadget = NULL;
      m_flags = NULL;
    }
  }


  void AFGadget::Create(AFWindow* pwindow, AFRect *rect, ULONG id)
  {
    m_pwindow = pwindow;
    m_pgadget = new struct Gadget;
    m_pgadget->NextGadget = NULL;
    m_pgadget->LeftEdge = rect->TopLeft()->m_x;
    m_pgadget->TopEdge = rect->TopLeft()->m_y;
    m_pgadget->Width = rect->Width();
    m_pgadget->Height = rect->Height();
    m_pgadget->GadgetID = id;
    FillGadgetStruct(m_pgadget);
    m_pgadget->UserData = this;


    // Gadget Tracking - Not implemented yet!
    //m_pwindow->m_pgadgets = new AFNode(m_pgadget,m_pwindow->m_pgadgets);


    AddGadget();
    return;
  }


  void AFGadget::Create(AFWindow* pwindow, LPGadget psgadget)
  {
    // Set up OWNERSTRUCT Gadget
    m_pgadget = psgadget;
    m_pwindow = pwindow;
    m_flags |= AFGADGET_OWNERSTRUCT;
    psgadget->UserData = this;


    // Gadget Tracking - Not implemented yet!
    // m_pwindow->m_pgadgets = new CNode(m_pgadget,m_pwindow->m_pgadgets);


    AddGadget();
  }


  void AFGadget::FillGadgetStruct(LPGadget psgadget)
  {
    psgadget->Flags = GFLG_GADGHCOMP;
    psgadget->Activation = GACT_RELVERIFY | GACT_IMMEDIATE;
    psgadget->GadgetType = GTYP_BOOLGADGET;
    psgadget->GadgetRender = NULL;
    psgadget->SelectRender = NULL;
    psgadget->GadgetText = NULL;
    psgadget->MutualExclude = NULL;
    psgadget->SpecialInfo = NULL;
    return;
  }


  void AFGadget::AddGadget()
  {
    ::AddGadget(m_pwindow->m_pWindow,m_pgadget,-1);
  }


  void AFGadget::RemoveGadget()
  {
    ::RemoveGadget(m_pwindow->m_pWindow,m_pgadget);
  }