设置屏幕分辨率

/*设置屏幕分辨率  width,Height,Color->SetPixelAndColor(1024,768,32)*/
bool SetPixelAndColor(HDC  hdc,unsigned int Width,unsigned int Height,int BitsPerPixel)
{
      DEVMODE   CurMode;
      int   result=1;
      for(int i=0;result;i++)
            result   =  EnumDisplaySettings(NULL,i,&CurMode);
      CurMode.dmPelsWidth          =   Screen-> Width;
      CurMode.dmPelsHeight         =   Screen-> Height;

      if(CurMode.dmPelsWidth!=Width ||CurMode.dmPelsHeight!=Height)
      {
            CurMode.dmPelsWidth    =   Width;
            CurMode.dmPelsHeight   =   Height;
            CurMode.dmBitsPerPel   =   BitsPerPixel;
            CurMode.dmFields   =   DM_BITSPERPEL|DM_PELSWIDTH|DM_PELSHEIGHT;
            result   =   ChangeDisplaySettings(&CurMode, CDS_UPDATEREGISTRY);
            return   (result==DISP_CHANGE_SUCCESSFUL);
      }
      else
            return   false;
}


SetPixelAndColor(1024,768,32);


    /*首先得到窗体的默认分辨率,在程序关闭的时候恢复默认分辨率*/
    int sx=Screen->Width;
    int sy=Screen->Height;
    SetPixelAndColor(NULL,sx,sy,32);

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