leave.cpp

是我编写的一个考勤机管理系统,用于计算某员工某段时间以来的迟到与早退等情况.

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#include <vcl.h>
#pragma hdrstop
#include "Leave.h"
#include "LeaveEdit.h"
#include "Public.h"
#include "DM.h"

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

#pragma package(smart_init)
#pragma link "BaseForm"
#pragma resource "*.dfm"
TfrmLeave *frmLeave;
//---------------------------------------------------------------------------
__fastcall TfrmLeave::TfrmLeave(TComponent* Owner)
    : TfrmBaseForm(Owner)
{
}
//---------------------------------------------------------------------------
void __fastcall TfrmLeave::BtnAddClick(TObject *Sender)
{
    ShowForm(frmLeaveEdit);
    frmLeaveEdit->AddBill();

}
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void __fastcall TfrmLeave::BtnViewClick(TObject *Sender)
{
    ShowForm(frmLeaveEdit);
    if (DSGrid->DataSet->IsEmpty() || DSGrid->DataSet->RecordCount ==0 )
    {
        Message("没有可用数据!");
        return;
    }
    ShowForm(frmLeaveEdit);
    frmLeaveEdit->ViewBill(DSGrid->DataSet->FieldByName("LeaveID")->AsInteger);
}
//---------------------------------------------------------------------------

void __fastcall TfrmLeave::BtnDelClick(TObject *Sender)
{
    try
    {
        if (DSGrid->DataSet->IsEmpty() || DSGrid->DataSet->RecordCount ==0 )
        {
            Message("没有可用数据!");
            return;
        }
        if (QueryDly("确定删除单据编号为<" + DSGrid->DataSet->FieldByName("BillNo")->AsString + ">的信息?"))
        {
            frmDM->Con->Execute("delete from LeaveInfo where LeaveID="
                + IntToStr(DSGrid->DataSet->FieldByName("LeaveID")->AsInteger)) ;
            RefreshData();
        }
    }
    catch(Exception &Err)
    {
        if (AnsiPos("中了包含相关记录",Err.Message)!=0)
            Message("该记录被其它地方引用,不能删除!");
        else
            Message(Err.Message);
    }
}
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void __fastcall TfrmLeave::BtnCloseClick(TObject *Sender)
{
    Close();
}
//---------------------------------------------------------------------------

void __fastcall TfrmLeave::BtnRefreshClick(TObject *Sender)
{
    DSGrid->DataSet->Active =false;
    DSGrid->DataSet->Active =true;
    Grid->Refresh() ;    
}
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void __fastcall TfrmLeave::GridDblClick(TObject *Sender)
{
    BtnView->Click() ;    
}
//---------------------------------------------------------------------------

void __fastcall TfrmLeave::FormClose(TObject *Sender, TCloseAction &Action)
{
    frmLeave=NULL;
    Action=caFree;
}
//---------------------------------------------------------------------------