Componentes.Terceros.DevExp.../official/x.19/ExpressQuantumGrid 5/Demos/CBuilder/ViewTableSimpleDemo/ViewTableSimpleDemoData.cpp
2007-09-09 11:27:22 +00:00

60 lines
1.9 KiB
C++

//---------------------------------------------------------------------------
#include <vcl.h>
#pragma hdrstop
#include "ViewTableSimpleDemoData.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma link "cxClasses"
#pragma link "cxGridTableView"
#pragma link "cxStyles"
#pragma resource "*.dfm"
TViewTableSimpleDemoMainDM *ViewTableSimpleDemoMainDM;
//---------------------------------------------------------------------------
__fastcall TViewTableSimpleDemoMainDM::TViewTableSimpleDemoMainDM(TComponent* Owner)
: TDataModule(Owner)
{
}
//---------------------------------------------------------------------------
void __fastcall TViewTableSimpleDemoMainDM::qreFilmsAfterDelete(
TDataSet *DataSet)
{
if (ViewTableSimpleDemoMainDM->qreFilms->UpdatesPending)
qreFilms->ApplyUpdates();
}
//---------------------------------------------------------------------------
void __fastcall TViewTableSimpleDemoMainDM::qreFilmsBeforeDelete(
TDataSet *DataSet)
{
if (tblFilmsGenres->Locate("FILMID", tblFilmsID->Value, TLocateOptions()))
tblFilmsGenres->Delete();
}
//---------------------------------------------------------------------------
void __fastcall TViewTableSimpleDemoMainDM::qreFilmsAfterPost(
TDataSet *DataSet)
{
qreFilms->ApplyUpdates();
if (FUpdating) {
FUpdating = false;
qreMaxFilmsID->Active = false;
qreMaxFilmsID->Active = true;
tblFilmsGenres->Insert();
tblFilmsGenresFILMID->Value = qreMaxFilmsIDMAXOFID->Value;
tblFilmsGenresGENREID->Value = tlbGENRESID->Value;
tblFilmsGenres->Post();
}
}
//---------------------------------------------------------------------------
void __fastcall TViewTableSimpleDemoMainDM::qreFilmsAfterInsert(
TDataSet *DataSet)
{
FUpdating = true;
}
//---------------------------------------------------------------------------