unit1.cpp

<<C++Builder 6实用编程100例>>随书光盘

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

#include <vcl.h>
#pragma hdrstop

#include "Unit1.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
        : TForm(Owner)
{
}
//---------------------------------------------------------------------------

void __fastcall TForm1::Button1Click(TObject *Sender)
{
        String UnitPrice,TotalCount;
        UnitPrice=InputBox("Price","单价（元）：        ","1.00");
        TotalCount=InputBox("Count","数量（个）：       ","1");
        float Price;
        Price=StrToFloat(UnitPrice);
        int Count;
        Count=StrToInt(TotalCount);
        Label1->Caption="您需要付的费用是："+FloatToStr(Price*(float)Count)+"元";
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button2Click(TObject *Sender)
{
        String NewString;
        NewString="提交";
        if (InputQuery("Input Query", "重置按钮名称：     ", NewString))
        {
                Button2->Caption=NewString;
                Label2->Caption="您按下了OK按钮";
        }
        else
                Label2->Caption="您按下了Camcel按钮";
}
//---------------------------------------------------------------------------