u7_5.cpp

image database图象数据库的制作

//---------------------------------------------------------------------------

#include <vcl.h>
#pragma hdrstop

#include "u7_5.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
        : TForm(Owner)
{
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button1Click(TObject *Sender)
{
if(!Table1->Bof)
  {
  Table1->First();
  }
}
//---------------------------------------------------------------------------

void __fastcall TForm1::Button2Click(TObject *Sender)
{
if(!Table1->Bof)
  {
  Table1->Prior();
  }
}
//---------------------------------------------------------------------------

void __fastcall TForm1::Button3Click(TObject *Sender)
{
if(!Table1->Eof)
  {
  Table1->Last();
  }
}
//---------------------------------------------------------------------------

void __fastcall TForm1::Button4Click(TObject *Sender)
{
if(!Table1->Eof)
  {
  Table1->Next();
  }
}
//---------------------------------------------------------------------------

void __fastcall TForm1::Button5Click(TObject *Sender)
{
Table1->Insert();
}
//---------------------------------------------------------------------------

void __fastcall TForm1::Button6Click(TObject *Sender)
{
Table1->Delete();
}
//---------------------------------------------------------------------------

void __fastcall TForm1::Button7Click(TObject *Sender)
{
Table1->Open();  //打开选中的数据库
}
//---------------------------------------------------------------------------

void __fastcall TForm1::Button8Click(TObject *Sender)
{
Table1->Close(); //关闭当前的数据库
}
//---------------------------------------------------------------------------