r; if(GetDlgItemText(IDC_BUTTON2,str),str=="收缩<<") { SetDlgItemText(IDC_BUTTON2,"扩展>>"); } else { SetDlgItemText(IDC_BUTTON2,"收缩<<"); }
static CRect rectLarge; static CRect rectSmall; if(rectLarge.IsRectNull()) { CRect rectSeparator; GetWindowRect(&;rectLarge); GetDlgItem(IDC_SEPARATOR)->GetWindowRect(&;rectSeparator); rectSmall.left=rectLarge.left; rectSmall.top=rectLarge.top; rectSmall.right=rectLarge.right; rectSmall.bottom=rectSeparator.bottom; } if(str=="收缩<<") { SetWindowPos(NULL,0,0,rectSmall.Width(),rectSmall.Height(), SWP_NOMO