عملگر واگذاری تفریق و جمع در C#

case WM_NCCALCSIZE

if wparam Then 

ncsp--> lparam 

GetWindowRect HWND,rc

rc.right -= rc.left

pnccs->rgrc[0].right-=rc.right

MoveWindow HWND,pnccs->rgrc[0].right, pnccs->rgrc[0].top,rc.right, pnccs->rgrc[0].bottom - pnccs->rgrc[0].top, TRUE

End if 

break 

case WM_NCHITTEST

if (lResult == HTNOWHERE) Then 

GetWindowRect HWND,rc) 

POINTSTOPOINT(pt, lParam)

  if(PtInRect(rc,pt)) Then 

   lResult = HTTRANSPARENT

End if 

   break --> Exit Function 

case WM_MOVE 

SetWindowPos hWnd, nullptr, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_FRAMECHANGED

break --> Exit Function 

The button's width has to to be correct, the height gets adjusted afterwards. When handling WM_INITDIALOG, 

:call a single function

;(EmbedButton(hWndEdit, hWndButton

BOOL EmbedButton(HWND hWndEdit, HWND hWndButton) noexcept
}
if(!SetWindowSubclass(hWndEdit, EmbedButton_SubclassProc, 

,reinterpret_cast<UINT_PTR>(hWndButton)

((((reinterpret_cast<DWORD_PTR>(hWndButton

return(FALSE); // Enforce WM_NCCALCSIZE

return(SetWindowPos(hWndEdit, nullptr, 0, 0, 0, 0

| SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER, 

;((SWP_FRAMECHANGED

{