bookinfo.cpp

C++ Builder数据库开发经典案例解析 示例程序都是在C++ Builder 6.0（Enterprise）和SQL Server 2000个人版下调试通过的

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#include <vcl.h>
#pragma hdrstop

#include "BookInfo.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma link "Parent"
#pragma resource "*.dfm"
TfmBookInfo *fmBookInfo;
//---------------------------------------------------------------------------
__fastcall TfmBookInfo::TfmBookInfo(TComponent* Owner)
    : TfmParent(Owner)
{
    this->szCondition1 = "条形码";
    this->szCondition2 = "编号";
    this->szCondition3 = "书名";
    // 设置查询条件
    this->SetSeekEditStatus();
    // 和以前的窗体不一样,我们在这里打开Table1
    Table1->Active = true;
}
//---------------------------------------------------------------------------
void __fastcall TfmBookInfo::btNewClick(TObject *Sender)
{
    // 调用父窗体的新建方法
    TfmParent::btNewClick(Sender);
    DBCheckBox1->Checked = false;
    // 设置checkbox的值
    SendMessage( DBCheckBox1->Handle, WM_LBUTTONDOWN, 20, 5 ) ;
    SendMessage( DBCheckBox1->Handle, WM_LBUTTONUP, 20, 5 ) ;
    // 等于点击两次
    SendMessage( DBCheckBox1->Handle, WM_LBUTTONDOWN, 20, 5 ) ;
    SendMessage( DBCheckBox1->Handle, WM_LBUTTONUP, 20, 5 ) ;
}
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