[code cpp]



SynEdit.hpp

class PASCALIMPLEMENTATION TSynEditPlugin : public System::TObject
{
typedef System::TObject inherited;

private:
TCustomSynEdit* fOwner;

protected:
virtual void __fastcall AfterPaint(Graphics::TCanvas* ACanvas, const Types::TRect &AClip, int FirstLine, int LastLine) = 0 ;
virtual void __fastcall LinesInserted(int FirstLine, int Count) = 0 ;
virtual void __fastcall LinesDeleted(int FirstLine, int Count) = 0 ;
__property TCustomSynEdit* Editor = {read=fOwner};

public:
__fastcall TSynEditPlugin(TCustomSynEdit* AOwner);
__fastcall virtual ~TSynEditPlugin(void);
};


main.cpp

class TDebugSupportPlugin: public TSynEditPlugin {
typedef TSynEditPlugin inherited;
protected:
TSimpleIDEMainForm* fForm;
virtual void __fastcall AfterPaint( Graphics::TCanvas* ACanvas, const Types::TRect &AClip, int FirstLine, int LastLine );
virtual void __fastcall LinesInserted( int FirstLine, int Count );
virtual void __fastcall LinesDeleted( int FirstLine, int Count );
public:
__fastcall TDebugSupportPlugin( TSimpleIDEMainForm* AForm );
};

__fastcall TDebugSupportPlugin::TDebugSupportPlugin( TSimpleIDEMainForm* AForm )
: fForm(AForm) //E2251 Cannot find default constructor to initialize base class 'TSynEditPlugin'
{
//...
}

[/code]
請問一下我是哪邊錯誤呢 ?