Questions tagged [qt5]
Questions specifically for version 5.x of the Qt library. If your question applies to other versions of Qt, use the tag [tag:qt4] or [tag:qt3]. It is recommended to use with the tag [tag:qt].
8,769
questions
2
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2
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421
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what is processEvents in a qt platform plugin supposed to do ?
I am writing a new platform plugin for qt, i am trying to understand what is the "processEvents" virtual method supposed to do ?
my requirement is that i receive events on a file descriptor and am ...
- 1,712
0
votes
2
answers
343
views
Building a class inherit from QWidget but with _ZTVXYYY undefined
I am building the analogClock (class AnalogClock : public QWidget) example application under qtbase/example/widgets, but with following undefined symbol: _ZTV11AnalogClock...
And I objdump -t ...
- 63
0
votes
1
answer
346
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QT5 mouse Plugin not loading with qtwebkit
I have cross compiled QT5 for MIPS based embedded platform. There is no pointer device. Hence created "Socket based" pointer device by modifying the evdevmouse plugin and it is working.
But when I ...
- 1,439
2
votes
0
answers
522
views
QT5 Text rendering issue
I have cross compiled QT5 on a MIPS based platform.
Whenever I run application including sample apps, (Which contains text), first it draws the text and later paints the area of text with "rectangle" ...
- 1,439
9
votes
3
answers
5k
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GDB pretty printers for Qt5
Where I can find gdb pretty printers for qt5?
I could find only for qt4 on kde developer site. Maybe somebody knows whether pretty printers for new version of Qt exist and where I can find them.
I ...
- 101
28
votes
3
answers
45k
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How to catch exceptions in Qt?
try
{ // `count()` throws exception
connect(thread, SIGNAL(started()), engine, SLOT(count()));
}
catch(const X& e)
{}
As of Qt-5, I get following error:
Qt has caught an exception thrown ...
- 16.9k
1
vote
1
answer
655
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QT5-alpha build errors in Ubuntu-Linux 11.10
I tried the instructions of building latest QT5-Alpha(http://qt-project.org/wiki/Qt-5-Alpha
http://qt-project.org/wiki/Building_Qt_5_from_Git)
from GIT,but facing compilation in wayland files
Ubuntu ...
- 947
5
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1
answer
3k
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How does Qt4.8(or the Qt 5) do the painting work? [closed]
It is probably as same as "How my program code transition to the GUI on screen device via various Qt5 painting system?"
Since Qt support various kinds of platforms,my questions only base on Linux ...
- 3,328
47
votes
8
answers
30k
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Image rounded corners in QML
To my surprise, the Image component has no radius property. I tried emulating the rounded corners by putting the image in a rounded Rectangle, but it does not clip the corners.
Rectangle {
...
- 23.7k