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#include <vcl.h>
#pragma hdrstop
#include "Unit1.h"
#include <utilcls.h>
 
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
extern PACKAGE wchar_t * __fastcall StringToOleStr(const AnsiString Source);
TForm1 *Form1;
Variant vMSExcel, vXLWorkbooks, vXLWorkbook, vWorksheet,vFileName;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
        : TForm(Owner)
{
}
//---------------------------------------------------------------------------
 
void __fastcall TForm1::Button2Click(TObject *Sender)
{
 
vMSExcel = Variant::CreateObject("Excel.Application");
vMSExcel.OlePropertySet("Visible", true);
vXLWorkbooks = vMSExcel.OlePropertyGet("Workbooks");
vXLWorkbooks= vXLWorkbooks.OleFunction("Add");
vXLWorkbooks = vXLWorkbooks .OlePropertyGet("Worksheets",1);
 
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button3Click(TObject *Sender)
{
vMSExcel.OleFunction("Quit");
vMSExcel = Unassigned;
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button5Click(TObject *Sender)
{
Variant vValue, vRange, vCell;
AnsiString s;
s=Edit1->Text;
vCell = vWorksheet.OlePropertyGet("Cells",4,1);
vValue = s.c_str();
vCell.OlePropertySet("Value", vValue);
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button1Click(TObject *Sender)
{
Variant vValue, vRange, vCell;
AnsiString s;
s=Edit1->Text;
vCell = vWorksheet.OlePropertyGet("Cells",1,1);
vValue = s.c_str();
vCell.OlePropertySet("Value", vValue);
}
//---------------------------------------------------------------------------
 
void __fastcall TForm1::Button6Click(TObject *Sender)
{
 
vMSExcel = Variant::GetActiveObject("Excel.Application");
 
vMSExcel.OlePropertySet("Visible", true);
vFileName= "C:\\Classeur.xls";
vXLWorkbooks = vMSExcel.OlePropertyGet("Workbooks");
vXLWorkbooks= vXLWorkbooks.OleFunction("Open",vFileName);
}
//---------------------------------------------------------------------------
 
void __fastcall TForm1::Button7Click(TObject *Sender)
{
vXLWorkbook.OleProcedure("Save");
} | 
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