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 | //---------------------------------------------------------------------------
#include <typeinfo>
//---------------------------------------------------------------------------
class CClassOne
{
  protected:
    // Methodes Protégées
    virtual void VirtualMethodInConstructor() {OutputDebugString(typeid(this).name()); OutputDebugString("One");}
 
  public:
    /*constructor*/ CClassOne() {VirtualMethodInConstructor();}
};
//---------------------------------------------------------------------------
class CClassTwo : public CClassOne
{
  protected:
    // Methodes Protégées
    virtual void VirtualMethodInConstructor() {CClassOne::VirtualMethodInConstructor(); OutputDebugString("Two");}
 
  public:
    /*constructor*/ CClassTwo() {}
};
//---------------------------------------------------------------------------
class CClassThree : public CClassTwo
{
  protected:
    // Methodes Protégées
    virtual void VirtualMethodInConstructor() {CClassTwo::VirtualMethodInConstructor(); OutputDebugString("Three");}
 
  public:
    /*constructor*/ CClassThree() {}
};
 
//---------------------------------------------------------------------------
class TClassOne : public TObject
{
  private:
    // Membres Privés
    int FValueOne;
    String FTextOne;
 
  protected:
    // Methodes Protégées
    virtual void VirtualMethodInConstructor() {OutputDebugString(typeid(this).name()); OutputDebugString(String(this->ClassName()).c_str()); OutputDebugString("VCL One");}
 
  public:
    /*constructor*/ TClassOne();
 
  __published:
    // Propriétés Publiées
    __property int ValueOne = {read=FValueOne, write=FValueOne};
    __property String TextOne = {read=FTextOne, write=FTextOne};
};
//---------------------------------------------------------------------------
TClassOne:: TClassOne()
{
  VirtualMethodInConstructor();
 
  if (IsPublishedProp(this, "ValueOne")) SetOrdProp(this, "ValueOne", 1);
  if (IsPublishedProp(this, "ValueTwo")) SetOrdProp(this, "ValueTwo", 2);
  if (IsPublishedProp(this, "ValueThree")) SetOrdProp(this, "ValueThree", 3);
  if (IsPublishedProp(this, "TextOne")) SetStrProp(this, "TextOne", "One");
  if (IsPublishedProp(this, "TextTwo")) SetStrProp(this, "TextTwo", "Two");
  if (IsPublishedProp(this, "TextThree")) SetStrProp(this, "TextThree", "Three");
  String ODSText = "Published One : ";
  if (IsPublishedProp(this, "ValueOne")) ODSText += "ValueOne : \"" + IntToStr(GetOrdProp(this, "ValueOne")) + "\" - ";
  if (IsPublishedProp(this, "ValueTwo")) ODSText += "ValueTwo : \"" + IntToStr(GetOrdProp(this, "ValueTwo")) + "\" - ";
  if (IsPublishedProp(this, "ValueThree")) ODSText += "ValueThree : \"" + IntToStr(GetOrdProp(this, "ValueThree")) + "\" - ";
  if (IsPublishedProp(this, "TextOne")) ODSText += "TextOne : \"" + GetStrProp(this, "TextOne") + "\" - ";
  if (IsPublishedProp(this, "TextTwo")) ODSText += "TextTwo : \"" + GetStrProp(this, "TextTwo") + "\" - ";
  if (IsPublishedProp(this, "TextThree")) ODSText += "TextThree : \"" + GetStrProp(this, "TextThree") + "\" - ";
  OutputDebugString(ODSText.c_str());
}
 
//---------------------------------------------------------------------------
class TClassTwo : public TClassOne
{
  private:
    // Membres Privés
    int FValueTwo;
    String FTextTwo;
 
  protected:
    // Methodes Protégées
    virtual void VirtualMethodInConstructor() {TClassOne::VirtualMethodInConstructor(); OutputDebugString("VCL Two");}
 
  public:
    /*constructor*/ TClassTwo();
 
  __published:
    // Propriétés Publiées
    __property int ValueTwo = {read=FValueTwo, write=FValueTwo};
    __property String TextTwo = {read=FTextTwo, write=FTextTwo};
};
//---------------------------------------------------------------------------
TClassTwo:: TClassTwo()
{
  String ODSText = "Published Two : ";
  if (IsPublishedProp(this, "ValueOne")) ODSText += "ValueOne : \"" + IntToStr(GetOrdProp(this, "ValueOne")) + "\" - ";
  if (IsPublishedProp(this, "ValueTwo")) ODSText += "ValueTwo : \"" + IntToStr(GetOrdProp(this, "ValueTwo")) + "\" - ";
  if (IsPublishedProp(this, "ValueThree")) ODSText += "ValueThree : \"" + IntToStr(GetOrdProp(this, "ValueThree")) + "\" - ";
  if (IsPublishedProp(this, "TextOne")) ODSText += "TextOne : \"" + GetStrProp(this, "TextOne") + "\" - ";
  if (IsPublishedProp(this, "TextTwo")) ODSText += "TextTwo : \"" + GetStrProp(this, "TextTwo") + "\" - ";
  if (IsPublishedProp(this, "TextThree")) ODSText += "TextThree : \"" + GetStrProp(this, "TextThree") + "\" - ";
  OutputDebugString(ODSText.c_str());
}
//---------------------------------------------------------------------------
class TClassThree : public TClassTwo
{
  private:
    // Membres Privés
    int FValueThree;
    String FTextThree;
 
  protected:
    // Methodes Protégées
    virtual void VirtualMethodInConstructor() {TClassTwo::VirtualMethodInConstructor(); OutputDebugString("VCL Three");}
 
  public:
    /*constructor*/ TClassThree();
 
  __published:
    // Propriétés Publiées
    __property int ValueThree = {read=FValueThree, write=FValueThree};
    __property String TextThree = {read=FTextThree, write=FTextThree};
};
//---------------------------------------------------------------------------
TClassThree:: TClassThree()
{
  String ODSText = "Published Three : ";
  if (IsPublishedProp(this, "ValueOne")) ODSText += "ValueOne : \"" + IntToStr(GetOrdProp(this, "ValueOne")) + "\" - ";
  if (IsPublishedProp(this, "ValueTwo")) ODSText += "ValueTwo : \"" + IntToStr(GetOrdProp(this, "ValueTwo")) + "\" - ";
  if (IsPublishedProp(this, "ValueThree")) ODSText += "ValueThree : \"" + IntToStr(GetOrdProp(this, "ValueThree")) + "\" - ";
  if (IsPublishedProp(this, "TextOne")) ODSText += "TextOne : \"" + GetStrProp(this, "TextOne") + "\" - ";
  if (IsPublishedProp(this, "TextTwo")) ODSText += "TextTwo : \"" + GetStrProp(this, "TextTwo") + "\" - ";
  if (IsPublishedProp(this, "TextThree")) ODSText += "TextThree : \"" + GetStrProp(this, "TextThree") + "\" - ";
  OutputDebugString(ODSText.c_str());
}
 
 
void __fastcall TLanguageBasicsForm::BtnConstructorAndVirtualMethodClick(
      TObject *Sender)
{
  OutputDebugString("! - new CClassOne : ");
  CClassOne *OneC = new CClassOne(); // Affiche CClassOne One
 
  OutputDebugString("! - new CClassTwo : ");
  CClassOne *TwoC = new CClassTwo(); // Affiche CClassOne One
 
  OutputDebugString("! - new CClassThree : ");
  CClassOne *ThreeC = new CClassThree(); // Affiche CClassOne One
 
  OutputDebugString("! - new CClassTwo : ");
  CClassTwo *TwoC2 = new CClassTwo(); // Affiche CClassOne One
 
  OutputDebugString("! - new CClassThree : ");
  CClassTwo *ThreeC2 = new CClassThree(); // Affiche CClassOne One
 
  OutputDebugString("! - new CClassThree : ");
  CClassThree *ThreeC3 = new CClassThree(); // Affiche CClassOne One
 
 
  delete OneC;
  delete TwoC;
  delete ThreeC;
  delete TwoC2;
  delete ThreeC2;
  delete ThreeC3;
 
  OutputDebugString("! - VCL new CClassOne : ");
  TClassOne *OneVCL = new TClassOne(); // Affiche TClassOne TClassOne VCL One
 
  OutputDebugString("! - VCL new TClassTwo : ");
  TClassOne *TwoVCL = new TClassTwo(); // Affiche TClassOne TClassTwo VCL One VCL Two
 
  OutputDebugString("! - VCL new TClassThree : ");
  TClassOne *ThreeVCL = new TClassThree(); // Affiche TClassOne TClassThree VCL One VCL Two VCL Three
 
  OutputDebugString("! - VCL new TClassTwo : ");
  TClassTwo *TwoVCL2 = new TClassTwo(); // Affiche TClassOne TClassTwo VCL One VCL Two
 
  OutputDebugString("! - VCL new TClassThree : ");
  TClassTwo *ThreeVCL2 = new TClassThree(); // Affiche TClassOne TClassThree VCL One VCL Two VCL Three
 
  OutputDebugString("! - VCL new TClassThree : ");
  TClassThree *ThreeVCL3 = new TClassThree(); // Affiche TClassOne TClassThree VCL One VCL Two VCL Three
 
  delete OneVCL;
  delete TwoVCL;
  delete ThreeVCL;
  delete TwoVCL2;
  delete ThreeVCL2;
  delete ThreeVCL3;
}
//--------------------------------------------------------------------------- | 
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