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 49 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::FormMouseDown(TObject *Sender, TMouseButton Button,
      TShiftState Shift, int X, int Y)
{  //拖动窗体
  //ReleaseCapture();
  //SendMessage(Handle,WM_SYSCOMMAND,SC_MOVE+HTCAPTION,0);
}
//---------------------------------------------------------------------------
 void __fastcall TForm1::WndProc(TMessage& Message)
{
  switch(Message.Msg)
  {
   /*在窗口移动之前，判断窗口新位置的Top值是否在磁性范围内，如果在，让它归0，
   表示不产生窗体移动，避免在磁性范围内移动窗口的时候窗口过于闪烁*/
   case WM_WINDOWPOSCHANGING:
       if ((LPWINDOWPOS(Message.LParam))->y<20)
         (LPWINDOWPOS(Message.LParam))->y=0;
       if ((LPWINDOWPOS(Message.LParam))->x<100)
         (LPWINDOWPOS(Message.LParam))->x=0;
       break;
   default:
       break;
  }
  TForm::WndProc(Message);
}


void __fastcall TForm1::BitBtn1Click(TObject *Sender)
{
  this->Close();
}
//---------------------------------------------------------------------------