Qt 4.5 to be LGPL

[BLS]

Nick Sabalausky wrote:
> "BLS" <windevguy at hotmail.de> wrote in message 
> news:gkodf2$1aht$1 at digitalmars.com...
>> Bill Baxter wrote:
>>> On Thu, Jan 15, 2009 at 4:42 AM, naryl <cy at ngs.ru> wrote:
>>>> On Wed, 14 Jan 2009 18:40:19 +0300, Bill Baxter <wbaxter at gmail.com> 
>>>> wrote:
>>>>
>>>>> Qt 4.5 to be LGPL
>>>>> http://tech.slashdot.org/article.pl?sid=09%2F01%2F14%2F1312210
>>>>>
>>>>> Now we just need a D port...
>>>>>
>>>>> --bb
>>>> There is a binding currently in development. 
>>>> http://code.google.com/p/qtd/
>>> Excellent.   I didn't know anyone was working on it.  Qt is simply the
>>> best damn GUI toolkit there is.  But I wouldn't touch it with a meter
>>> long chopstick when it was GPL.
>>>
>>> I guess the D port is going to have MOC too?
>>>
>>> --bb
>> I am just curious: Why QT is such a damned cool toolkit ?
>> In other words, how is it better than wxWidgets ?
>>
>> I've never used QT  but QT is IMO more comparable to SWING in that it 
>> mimics  native controls/widgets...so semi-optimal.
>> ...and what the heck is MOC ?
>> Bjoern
>>
> 
> From what I gather from having recently been trying to read up on Qt:
> 
> - The newer verions of Qt actually use the real native widgets, unlike older 
> versions of Qt.
> 
> - MOC is a preprocessor packaged with Qt. Qt uses this concept of "signals" 
> and "sockets", which are apperently just like using a delegate collection 
> (ie, like "(void delegate())[]" or C#/WinForm's event system, or something 
> like that). Problem is, the original version of Qt is made for C++, which 
> doesn't have proper delegates (at least not last I checked). So they hacked 
> it together using a special preprocessor for C++ code.
> 
> 

Phobos as well as Tango are offering support for signals and 
slots...does this mean that MOC/D is not not needed for a QtD ? Sorry 
for my ignorance, but I can't get it.
Bjoern

PS seems there is an upcoming  D-preprocessor project on dsource.