[Gambas-user] In general, reason for using gb.qt5
Gianluigi
bagonergi at gmail.com
Wed Feb 21 22:30:46 CET 2018
2018-02-21 22:14 GMT+01:00 Gianluigi <bagonergi at gmail.com>:
> 2018-02-21 14:58 GMT+01:00 Benoît Minisini <g4mba5 at gmail.com>:
>
>> Le 21/02/2018 à 09:00, Rolf-Werner Eilert a écrit :
>>
>>> Hi folks,
>>>
>>> Maybe a stupid question? My programs still have gb.qt4 and gb.qt4.ext as
>>> components as up to now they have partly run on older systems.
>>>
>>> On a newer system based on qt5, what would be the advantage to use
>>> gb.qt5 and gb.qt5.ext instead? And are there drawbacks?
>>>
>>> A quick look showed that some of the elements scale there letters
>>> somewhat wider, i. e. lists for instance become a bit longer, and the
>>> overall look-and-feel adapts somewhat better to the theme on my KDE
>>> desktop. Have you found any glitches?
>>>
>>> Thanks for your insight!
>>>
>>> Rolf
>>>
>>>
>> The size of the GUI elements is just related to the font size, not the
>> toolkit by itself. You have to configure the font used by qt5 to be the
>> same that the one used by qt4.
>>
>> If this is the case, it's true that the same font size is not displayed
>> identically between both toolkits, but the difference should not be
>> important.
>>
>> The other difference is in the webkit component, which is obviously not
>> the same. Moreover, the qt4 webkit component has been replaced in qt5 by a
>> other one with less feature. The qt5 webkit component is still there, but
>> deprecated.
>>
>> qt5 uses libxcb instead of libX11 to communicate with the X server.
>>
>> qt5 buffers every drawing. It's smoother on a local desktop, but you will
>> suffer if you use a distant X11 connection.
>>
>> This list is not exhaustive!
>>
>> --
>> Benoît Minisini
>>
>>
> Hi Benoit,
> what will be the future of programs using the webkit component?
>
> Regards
> Gianluigi
>
> Maybe I understood, you were referring to the QT4 webkit component.
gb.gui.qt.webkit will continue to work with QT5, right?
Regards
Gianluigi
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