rm_dataset.hpp

这是一个功能强大

// CodeGear C++Builder
// Copyright (c) 1995, 2007 by CodeGear
// All rights reserved

// (DO NOT EDIT: machine generated header) 'Rm_dataset.pas' rev: 11.00

#ifndef Rm_datasetHPP
#define Rm_datasetHPP

#pragma delphiheader begin
#pragma option push
#pragma option -w-      // All warnings off
#pragma option -Vx      // Zero-length empty class member functions
#pragma pack(push,8)
#include <System.hpp>	// Pascal unit
#include <Sysinit.hpp>	// Pascal unit
#include <Sysutils.hpp>	// Pascal unit
#include <Windows.hpp>	// Pascal unit
#include <Messages.hpp>	// Pascal unit
#include <Classes.hpp>	// Pascal unit
#include <Graphics.hpp>	// Pascal unit
#include <Stdctrls.hpp>	// Pascal unit
#include <Db.hpp>	// Pascal unit
#include <Rm_common.hpp>	// Pascal unit
#include <Variants.hpp>	// Pascal unit
#include <Rm_system.hpp>	// Pascal unit

//-- user supplied -----------------------------------------------------------

namespace Rm_dataset
{
//-- type declarations -------------------------------------------------------
#pragma option push -b-
enum TRMRangeBegin { rmrbFirst, rmrbCurrent, rmrbDefault };
#pragma option pop

#pragma option push -b-
enum TRMRangeEnd { rmreLast, rmreCurrent, rmreCount, rmreDefault };
#pragma option pop

typedef void __fastcall (__closure *TRMCheckEOFEvent)(System::TObject* Sender, bool &aEOF);

typedef void __fastcall (__closure *TRMGetIsBlobFieldEvent)(const AnsiString aFieldName, bool &IsBlobField);

typedef void __fastcall (__closure *TRMGetFieldIsNullEvent)(const AnsiString aFieldName, bool &IsBlobField);

class DELPHICLASS TRMDataset;
typedef void __fastcall (__closure *TRMUserDatasetOnGetFieldValue)(TRMDataset* Dataset, const AnsiString FieldName, Variant &FieldValue);

typedef void __fastcall (__closure *TRMUserDatasetOnGetFieldDisplayText)(TRMDataset* Dataset, const AnsiString FieldName, WideString &FieldValue);

typedef void __fastcall (__closure *TRMUserDatasetOnGetFieldsList)(TRMDataset* Dataset, Classes::TStrings* FieldNames);

class PASCALIMPLEMENTATION TRMDataset : public Rm_system::TRMComponent 
{
	typedef Rm_system::TRMComponent inherited;
	
private:
	bool FVisible;
	AnsiString FAliasName;
	Classes::TStringList* FFieldAlias;
	TRMUserDatasetOnGetFieldValue FOnGetFieldValue;
	TRMUserDatasetOnGetFieldDisplayText FOnGetFieldDisplayText;
	TRMUserDatasetOnGetFieldsList FOnGetFieldsList;
	void __fastcall SetFieldAlias(Classes::TStringList* Value);
	
protected:
	AnsiString FDictionaryKey;
	TRMRangeBegin FRangeBegin;
	TRMRangeEnd FRangeEnd;
	int FRangeEndCount;
	Classes::TNotifyEvent FOnInit;
	Classes::TNotifyEvent FOnFirst;
	Classes::TNotifyEvent FOnNext;
	Classes::TNotifyEvent FOnLast;
	Classes::TNotifyEvent FOnPrior;
	TRMCheckEOFEvent FOnCheckEOF;
	int FRecordNo;
	Classes::TNotifyEvent FOnAfterFirst;
	TRMGetIsBlobFieldEvent FOnGetIsBlobField;
	TRMGetFieldIsNullEvent FOnGetFieldIsNull;
	__property TRMUserDatasetOnGetFieldDisplayText OnGetFieldDisplayText = {read=FOnGetFieldDisplayText, write=FOnGetFieldDisplayText};
	__property TRMUserDatasetOnGetFieldValue OnGetFieldValue = {read=FOnGetFieldValue, write=FOnGetFieldValue};
	__property TRMUserDatasetOnGetFieldsList OnGetFieldsList = {read=FOnGetFieldsList, write=FOnGetFieldsList};
	
public:
	__fastcall virtual TRMDataset(Classes::TComponent* AOwner);
	__fastcall virtual ~TRMDataset(void);
	virtual void __fastcall Open(void);
	virtual void __fastcall Close(void);
	virtual void __fastcall Init(void);
	virtual void __fastcall Exit(void);
	virtual void __fastcall First(void);
	virtual void __fastcall Last(void);
	virtual void __fastcall Next(void);
	virtual void __fastcall Prior(void);
	virtual bool __fastcall Eof(void);
	virtual bool __fastcall Active(void) = 0 ;
	virtual Variant __fastcall GetFieldValue(const AnsiString aFieldName, bool aConvertNulls) = 0 ;
	virtual WideString __fastcall GetFieldDisplayText(const AnsiString aFieldName, bool aConvertNulls) = 0 ;
	virtual AnsiString __fastcall GetFieldDisplayLabel(const AnsiString aFieldName);
	virtual bool __fastcall FieldIsNull(const AnsiString aFieldName);
	virtual int __fastcall FieldWidth(const AnsiString aFieldName);
	virtual void __fastcall GetFieldsList(Classes::TStringList* aFieldList) = 0 ;
	virtual bool __fastcall IsBlobField(const AnsiString aFieldName);
	virtual void __fastcall AssignBlobFieldTo(const AnsiString aFieldName, System::TObject* aDest);
	virtual bool __fastcall GetPropValue(System::TObject* aObject, AnsiString aPropName, Variant &aValue, Variant * Args, const int Args_Size);
	virtual bool __fastcall SetPropValue(System::TObject* aObject, AnsiString aPropName, const Variant &aValue);
	__property int RecordNo = {read=FRecordNo, nodefault};
	__property TRMCheckEOFEvent OnCheckEOF = {read=FOnCheckEOF, write=FOnCheckEOF};
	__property Classes::TNotifyEvent OnInit = {read=FOnInit, write=FOnInit};
	__property Classes::TNotifyEvent OnFirst = {read=FOnFirst, write=FOnFirst};
	__property Classes::TNotifyEvent OnNext = {read=FOnNext, write=FOnNext};
	__property Classes::TNotifyEvent OnPrior = {read=FOnPrior, write=FOnPrior};
	__property TRMGetIsBlobFieldEvent OnGetIsBlobField = {read=FOnGetIsBlobField, write=FOnGetIsBlobField};
	__property TRMGetFieldIsNullEvent OnGetFieldIsNull = {read=FOnGetFieldIsNull, write=FOnGetFieldIsNull};
	
__published:
	__property AnsiString DictionaryKey = {read=FDictionaryKey, write=FDictionaryKey};
	__property TRMRangeBegin RangeBegin = {read=FRangeBegin, write=FRangeBegin, default=0};
	__property TRMRangeEnd RangeEnd = {read=FRangeEnd, write=FRangeEnd, default=0};
	__property int RangeEndCount = {read=FRangeEndCount, write=FRangeEndCount, default=0};
	__property bool Visible = {read=FVisible, write=FVisible, nodefault};
	__property AnsiString AliasName = {read=FAliasName, write=FAliasName};
	__property Classes::TStringList* FieldAlias = {read=FFieldAlias, write=SetFieldAlias};
};


class DELPHICLASS TRMUserDataset;
class PASCALIMPLEMENTATION TRMUserDataset : public TRMDataset 
{
	typedef TRMDataset inherited;
	
public:
	virtual Variant __fastcall GetFieldValue(const AnsiString aFieldName, bool aConvertNulls);
	virtual WideString __fastcall GetFieldDisplayText(const AnsiString aFieldName, bool aConvertNulls);
	virtual void __fastcall GetFieldsList(Classes::TStringList* aFieldList);
	virtual bool __fastcall Active(void);
	virtual void __fastcall AssignBlobFieldTo(const AnsiString aFieldName, System::TObject* aDest);
	
__published:
	__property OnCheckEOF ;
	__property OnInit ;
	__property OnFirst ;
	__property OnNext ;
	__property OnPrior ;
	__property OnGetFieldDisplayText ;
	__property OnGetFieldValue ;
	__property OnGetFieldsList ;
public:
	#pragma option push -w-inl
	/* TRMDataset.Create */ inline __fastcall virtual TRMUserDataset(Classes::TComponent* AOwner) : TRMDataset(AOwner) { }
	#pragma option pop
	#pragma option push -w-inl
	/* TRMDataset.Destroy */ inline __fastcall virtual ~TRMUserDataset(void) { }
	#pragma option pop
	
};


#pragma option push -b-
enum TRMStringSourceType { rmssNone, rmssListBox, rmssComboBox, rmssMemo };
#pragma option pop

class DELPHICLASS TRMStringsDataset;
class PASCALIMPLEMENTATION TRMStringsDataset : public TRMUserDataset 
{
	typedef TRMUserDataset inherited;
	
private:
	int FCurIndex;
	Classes::TStrings* FStrings;
	Classes::TComponent* FStringsSource;
	TRMStringSourceType FStringsSourceType;
	void __fastcall SetStringsSource(Classes::TComponent* Value);
	Classes::TStrings* __fastcall GetStrings(void);
	
protected:
	virtual void __fastcall Notification(Classes::TComponent* AComponent, Classes::TOperation AOperation);
	
public:
	__fastcall virtual TRMStringsDataset(Classes::TComponent* AOwner);
	virtual bool __fastcall Active(void);
	virtual bool __fastcall Eof(void);
	virtual Variant __fastcall GetFieldValue(const AnsiString aFieldName, bool aConvertNulls);
	virtual WideString __fastcall GetFieldDisplayText(const AnsiString aFieldName, bool aConvertNulls);
	virtual void __fastcall Init(void);
	virtual void __fastcall First(void);
	virtual void __fastcall Last(void);
	virtual void __fastcall Next(void);
	virtual void __fastcall Prior(void);
	virtual void __fastcall GetFieldsList(Classes::TStringList* aFieldList);
	__property Classes::TStrings* Strings = {read=GetStrings, write=FStrings};
	
__published:
	__property Classes::TComponent* StringsSource = {read=FStringsSource, write=SetStringsSource};
public:
	#pragma option push -w-inl
	/* TRMDataset.Destroy */ inline __fastcall virtual ~TRMStringsDataset(void) { }
	#pragma option pop
	
};


class DELPHICLASS TRMDBDataSet;
class PASCALIMPLEMENTATION TRMDBDataSet : public TRMDataset 
{
	typedef TRMDataset inherited;
	
private:
	Db::TDataSet* FDataSet;
	bool FOpenDataSet;
	bool FCloseDataSet;
	Classes::TNotifyEvent FOnOpen;
	Classes::TNotifyEvent FOnClose;
	void *FBookmark;
	bool FEof;
	void __fastcall SetDataSet(Db::TDataSet* Value);
	
protected:
	virtual void __fastcall Notification(Classes::TComponent* AComponent, Classes::TOperation Operation);
	
public:
	__fastcall virtual TRMDBDataSet(Classes::TComponent* AOwner);
	__fastcall virtual ~TRMDBDataSet(void);
	virtual bool __fastcall Active(void);
	virtual void __fastcall Init(void);
	virtual void __fastcall Exit(void);
	virtual void __fastcall First(void);
	virtual void __fastcall Last(void);
	virtual void __fastcall Next(void);
	virtual void __fastcall Prior(void);
	void __fastcall MoveBy(int Distance);
	virtual void __fastcall Open(void);
	virtual void __fastcall Close(void);
	virtual bool __fastcall Eof(void);
	Db::TDataSet* __fastcall GetDataSet(void);
	virtual int __fastcall FieldWidth(const AnsiString aFieldName);
	virtual bool __fastcall FieldIsNull(const AnsiString aFieldName);
	virtual AnsiString __fastcall GetFieldDisplayLabel(const AnsiString aFieldName);
	virtual Variant __fastcall GetFieldValue(const AnsiString aFieldName, bool aConvertNulls);
	virtual WideString __fastcall GetFieldDisplayText(const AnsiString aFieldName, bool aConvertNulls);
	virtual void __fastcall GetFieldsList(Classes::TStringList* aFieldList);
	virtual bool __fastcall IsBlobField(const AnsiString aFieldName);
	virtual void __fastcall AssignBlobFieldTo(const AnsiString aFieldName, System::TObject* aDest);
	
__published:
	__property Db::TDataSet* DataSet = {read=FDataSet, write=SetDataSet};
	__property bool CloseDataSet = {read=FCloseDataSet, write=FCloseDataSet, default=0};
	__property bool OpenDataSet = {read=FOpenDataSet, write=FOpenDataSet, default=1};
	__property OnCheckEOF ;
	__property Classes::TNotifyEvent OnClose = {read=FOnClose, write=FOnClose};
	__property OnFirst ;
	__property OnNext ;
	__property OnPrior ;
	__property OnInit ;
	__property Classes::TNotifyEvent OnOpen = {read=FOnOpen, write=FOnOpen};
	__property OnGetFieldValue ;
};


//-- var, const, procedure ---------------------------------------------------
extern PACKAGE OleVariant __fastcall RMStreamToVariant(Classes::TStream* aStream);
extern PACKAGE void __fastcall RMVariantToStream(const OleVariant &aData, Classes::TStream* aOutStream);
extern PACKAGE bool __fastcall RMIsBlob(Db::TField* aField);
extern PACKAGE void __fastcall RMAssignBlobTo(Db::TField* aBlobField, System::TObject* aObj);
extern PACKAGE void __fastcall RMDisableDBControls(Db::TDataSet* aDataSet);
extern PACKAGE void __fastcall RMEnableDBControls(Db::TDataSet* aDataSet);

}	/* namespace Rm_dataset */
using namespace Rm_dataset;
#pragma pack(pop)
#pragma option pop

#pragma delphiheader end.
//-- end unit ----------------------------------------------------------------
#endif	// Rm_dataset