mainform.cpp

来自「C++ BUILDER精彩编程实例集锦(源码) 第一部分 界面设计 第二部分」· C++ 代码 · 共 31 行

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

#include <vcl.h>
#pragma hdrstop

#include "Mainform.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
        : TForm(Owner)
{
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn1Click(TObject *Sender)
{ //限制鼠标活动范围
   TRect MyArea=this->BitBtn2->BoundsRect;
   MapWindowPoints(Handle,0,(LPPOINT)(&MyArea),2);
   ClipCursor(&MyArea);
}
//---------------------------------------------------------------------------

void __fastcall TForm1::BitBtn2Click(TObject *Sender)
{  //取消鼠标活动范围限制
   ClipCursor(0);
}
//---------------------------------------------------------------------------