day.cpp

来自「C++ Builder数据库开发经典案例解析 示例程序都是在C++ Build」· C++ 代码 · 共 47 行

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

#include <vcl.h>
#pragma hdrstop

#include "Day.h"
//-------------------------------------------------------
#pragma package(smart_init)
#pragma link "Parent"
#pragma resource "*.dfm"
TfmDay *fmDay;
//-------------------------------------------------------
__fastcall TfmDay::TfmDay(TComponent* Owner)
    : TfmParent(Owner)
{
    // 设置按钮状态
    this->SetButtonEnable(0);
}
//-------------------------------------------------------
void __fastcall TfmDay::BitBtn1Click(TObject *Sender)
{
    Table1->Filter = "";
    AnsiString szFilter;
    // 设置条件
    if(!Edit1->Text.IsEmpty())
        szFilter = "年份 = " + Edit1->Text + " and ";
    if(!Edit2->Text.IsEmpty())
        szFilter += "计划期 = " + Edit2->Text + " and ";
    // 清除最后多余的and
    szFilter = szFilter.SubString(1,szFilter.Length()-5);
    Table1->Filtered = false;
    Table1->Filter = szFilter;
    Table1->Filtered = true;
}
//-------------------------------------------------------
void __fastcall TfmDay::Edit1KeyUp(TObject *Sender, WORD &Key,
      TShiftState Shift)
{
    // 回车查询
    if(Key == 13)
    {
        BitBtn1Click(NULL);
    }
}
//-------------------------------------------------------