main.cpp

来自「AbsDataBase5.16 最新版」· C++ 代码 · 共 56 行

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

#include <vcl.h>
#pragma hdrstop

#include "Main.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma link "ABSMain"
#pragma resource "*.dfm"
TForm1 *Form1;

const AnsiString DataBaseFileName = "../../Data/Demos.abs";

//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
        : TForm(Owner)
{
}
//---------------------------------------------------------------------------
void __fastcall TForm1::FormCreate(TObject *Sender)
{
  dbDemos->DatabaseFileName = ExtractFilePath(Application->ExeName) + DataBaseFileName;
  ClientDataSet->Open();
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button1Click(TObject *Sender)
{
  ClientDataSet->Close();
}
//---------------------------------------------------------------------------
void __fastcall TForm1::btnReOpenClick(TObject *Sender)
{
  ClientDataSet->Close();
  if (rgDataSet->ItemIndex == 1) {
    DataSetProvider->DataSet = ABSTable;
  } else {
    DataSetProvider->DataSet = ABSQuery;
  }
  ClientDataSet->Open();
}
//---------------------------------------------------------------------------
void __fastcall TForm1::ClientDataSetAfterDelete(TDataSet *DataSet)
{
 ClientDataSet->ApplyUpdates(0);
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button2Click(TObject *Sender)
{
  ClientDataSetUpdate->CommandText = eUpdateSql->Text;
  ClientDataSetUpdate->Execute();
  ClientDataSet->Open();
  ClientDataSet->Refresh();
}
//---------------------------------------------------------------------------