>>Hi All,
>>
>>I want to hide the minimize and maximize buttons on an MDI window. I have found a Microsoft article which seems to be exactly what I want to achieve here:
>>
>>http://support.microsoft.com/kb/137033
>>
>>However, I am not sure how to convert the VB code to VFP. I understand the API calls themselves, that is straight forward enough. But I do not understand what the constant declarations are as in:
>>
>>

>>    Const WS_MINIMIZEBOX = &H20000
>>    Const WS_MAXIMIZEBOX = &H10000
>>

>>
>>... or how to use them in calculating a new value for "L" as in:
>>
>>

>>         L = GetWindowLong(Me.hWnd, GWL_STYLE)  
>>         L = L And Not (WS_MINIMIZEBOX)
>>         L = L And Not (WS_MAXIMIZEBOX)
>>         L = SetWindowLong(Me.hWnd, GWL_STYLE, L)
>>

>>
>>What is &H20000 and &H10000 ? How can I do this in VFP?
>>
>>Any help appreciated.
>
>Change the MinButton and the MaxButton of either the form or the _screen to .f.

Thanks Mike. I would still like to know how to do this via these API calls :)