百货/超市行业

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SupplyManage.cpp：源码内容

							//----------------------------------------------------------------------------
#include <vcl.h>
#pragma hdrstop
#include "SupplyManage.h"
//----------------------------------------------------------------------------
#pragma resource "*.dfm"
TfmSupplyManage *fmSupplyManage;
//----------------------------------------------------------------------------
__fastcall TfmSupplyManage::TfmSupplyManage(TComponent *Owner)
	: TForm(Owner)
{
}
//----------------------------------------------------------------------------
void __fastcall TfmSupplyManage::FormCreate(TObject *Sender)
{
	Table1->Open();
    // 上一窗体我们再窗体中设置下拉设计辞典
    // 本窗体在程序中创建,并从数据库中读取出辞典
    TQuery* pQuery = new TQuery(NULL);
    pQuery->DatabaseName = "db";
    pQuery->SQL->Add("select 姓名 from 业务员清单");
    pQuery->Open();
    TColumn *pCol = DBGrid1->Columns->Items[3];
    // 添加列表项
    while(!pQuery->Eof)
    {
        pCol->PickList->Add(pQuery->FieldByName("姓名")->AsString);
        pQuery->Next();
    }
    // 释放空间
    delete pQuery;
}
//----------------------------------------------------------------------------
void __fastcall TfmSupplyManage::FormClose(TObject *Sender,
      TCloseAction &Action)
{
  // 删除窗体并回收空间
    Action = caFree;
}
//---------------------------------------------------------------------------
void __fastcall TfmSupplyManage::Button1Click(TObject *Sender)
{
    Table1->Filtered = false;
    // 设置table控件的filter属性
    // 可以起到查询条件的作用
    if(Edit1->Text.Length()==0)
        Table1->Filter = "";
    else
        Table1->Filter = " 拼音编码 = '" + Edit1->Text + "*'";
    Table1->Filtered = true;
}
//---------------------------------------------------------------------------
void __fastcall TfmSupplyManage::DBGrid1DblClick(TObject *Sender)
{
    if(m_Input)
    {
        m_szSelectCode = Table1->FieldByName("供货商号")->AsString;
        this->Close();
    }
}
//---------------------------------------------------------------------------

						