Hi,
Modbus ASCII support is tracked as
https://bugreports.qt.io/browse/QTBUG-51751
You can comment and vote there for that feature. And of course, if you
like, you can contribute the missing code to Qt.
Regards,
André
Am 17.05.19 um 11:50 schrieb Olivier B.:
I actually don't understand wh
Hi Alexander,
please see https://bugreports.qt.io/browse/QTCREATORBUG-22330
Regards,
Andre
Am 29.04.19 um 09:48 schrieb Alexander Dyagilev:
hello,
i've just updated to 4.9
F10 (step over) is not working anymore in Debugger.
What happend?
Checked environment / keyboard settings - F
Hi Martin,
What is, when I ignore the ready read?
The data will stay in the buffer, of course.
Has the internal buffer a max size?
Your RAM or 2^32, whichever is lower.
Because at the moment I have a memory leak and maybe it comes from
that?
I doubt that. A leak would mean, you cannot
Hi all,
Any ideas how would I make use of the extern functions qt_addObject() and
qt_removeObject(), respectively? (In Windows)
Do I have to write loader / injection code myself that hooks up my functions
instead?
Thanks
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Int
available networks.
This in turn will call Windows’ WlanScan function which “… requests a scan for
available networks on the indicated interface…”
(see qnativewifiengine::requestUpdate, line 517) "
Could be right, could be wrong - but this is what I've seen.
Thanks,
Andre
-Origin
On 15-4-2015 17:25, Thiago Macieira wrote:
> On Wednesday 15 April 2015 16:36:15 André Somers wrote:
>>> The dilemma I'm in is, how can I tell the json writer to "append" to a
>>> current json file without loading the whole file back in memory (eg
>>> read json from file->edit in Qt->write back to
mendations?
e.g. would one have to keep the life time of a QNetworkAccessManager instance
to the bare minimum?
Thanks,
Andre
From: interest-bounces+andre.barth=autodesk@qt-project.org
[mailto:interest-bounces+andre.barth=autodesk....@qt-project.org] On Behalf Of
Andre Barth
Sent: Thurs
which causes the IO to
hang, i.e. no traffic is actually sent / received at all by the Qt app? But
that periodic check or query just causes the adapter to delay the network IO?
Maybe somewhere in the QNetworkManager(Engine/Service) classes?
Thanks,
Andre
-Original Message-
From: A
t any resolution,
unfortunately.
http://stackoverflow.com/questions/23836918/qt-webkit-causes-performance-issue-network-traffic-spike
http://help.hipchat.com/forums/138883-suggestions-ideas/suggestions/5498448-some-kind-of-bug-unstable-ping-when-hipchat-runni
Thanks,
he default compiler settings.
Apart from that & from your POV - is the failing assert problematic?
Thanks,
Andre
-Original Message-
From: Allan Sandfeld Jensen [mailto:carew...@gmail.com] On Behalf Of Allan
Sandfeld Jensen
Sent: Friday, October 10, 2014 5:22 PM
To: Andre Barth
Cc:
y did for QWebKit was
DEFINES += ENABLE_JIT=0 ENABLE_YARR_JIT=0 ENABLE_ASSEMBLER=0
Thanks,
Andre
-Original Message-
From: Allan Sandfeld Jensen [mailto:carew...@gmail.com] On Behalf Of Allan
Sandfeld Jensen
Sent: Friday, October 10, 2014 4:25 PM
To: Andre Barth
Cc: interest@qt-project.org
S
Hi Allan,
Thanks for the prompt response. I will go ahead & log a bug.
FWIW - Below is some test output.
Thanks,
Andre
//some changed test code:
Vector testVector;
testVector.resize(42);
auto sizeOfCalc = (sizeof(void*)/sizeof(uint32_t) + 1);
auto address = &testVector;
auto ca
64?
Thanks in advance
Andre
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igor.mironc...@gmail.com schreef op 26.06.2014 22:05:
> I'm sorry. But what blog posts are you talking about?
The blog you find here: http://woboq.com/blog/
André
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Nurmi J-P schreef op 19-5-2014 14:29:
> On 19 May 2014, at 12:51, Alexander Ivash wrote:
>
>> I was trying to use QML components in simple android application but
>> confronted several issues:
>>
>> 1. I couldn't find any API allowing to adjust widths of columns in TableView
>> based on the cont
Mark Gaiser schreef op 20-4-2014 4:04:
> Hi,
>
> the title says it all...
>
> I can't find any signals that expose this information in the model.
> I would like to know this from the QML ListView component. What i can
> do is tell the model where the current y position is in the models
> content an
Thiago Macieira schreef op 6-4-2014 4:00:
> What's more, there are a few requirements that cannot be met by a dialog. For
> example, everyone needs to distribute Qt themselves, on a server they own or
> are responsible for, not rely Qt Project or Digia to have the sources.
Nonsense. You don't need
igor.mironc...@gmail.com schreef op 23-2-2014 13:24:
Hi.
I want to determine how much pixels in 10 mm.
I use the next calculations:
staticconstqrealfingerSize=0.0393700787*10;
staticconstqrealh=
(qreal)QApplication::desktop()->physicalDpiY()*fingerSize;
And this calculations return to me 28 tha
't a "has-a" relation not fit the problem better anyway?
>
> This is one of the "classic" design questions ;)
True. "Has a" typically decouples better than "is a". So, when in
doubt there should be no dou
s deployment using
> > the same well-trodden path all the other kids take, too.
>
> It has all those from my perspective.
Please explain how to debug and profile a QML application
on an iOS device using Xcode.
Andre'
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Igor Mironchik schreef op 26-1-2014 16:29:
Hi.
I have some questions about database support in Qt 5.
First of all, is it safe to transfer a QSqlQuery instance from one
thread to another to process him in another thread. I.e. I want to
execute SELECT query on "DB" thread and return a QSqlQuery
Muhammad Bashir Al-Noimi schreef op 25-1-2014 12:13:
> On 01/22/2014 10:24 AM, André Somers wrote:
>> If you want to modify it at the 'view' end, you should use a
>> QStyledItemDelegate subclass and install that on the view, or on a
>> specific column of the view.
> I did that exactly but unfortuna
william.croc...@analog.com schreef op 29-12-2013 15:25:
> Gang:
>
> I have a QTableView which uses a custom
> model based on QAbstractItemModel.
> The model sets the Qt::ItemIsUserCheckable flag
> for one of the columns and the model data()
> function responds to the Qt::CheckStateRole
> for the sa
Hi,
It looks to me, that you're indeed doing it wrong. It seems you're
trying to let your backgroundtaskmanager both manage a thread and be
_in_ that thread. That is not the way to go. I'd separate the two
issues. If you want the backgroundTaskManager to run in it's own thread,
then either jus
Bill Crocker schreef op 22.11.2013 20:19:
> Gang:
>
> I have created my own item model by sub-classing QAbstractItemModel.
>
> Functions like rowCount take a parent index so the model
> knows for which index it is being asked to return the count.
> This is good.
>
> My model is hierarchical and
Joshua Grauman schreef op 19.11.2013 21:26:
> I fairly often find myself wanting to sort a bit of data. Imagine I
> have a
> few QList's a QStringList's and that they correspond like a
> database
> table so that I always append to all the lists together with data for
> one
> row. Something like:
Ok, but if your 'private' class is designed to be derived from, then I
guess it was not all that private after all. It is more like it is to be
protected instead of private. If the class really is private (for
instance by not using a displaywidget_p.h for declaring it, but by just
forward-decla
Constantin Makshin schreef op 11.11.2013 18:33:
> 1) put your 'd_ptr' into a smart pointer of some kind (usually
> QScopedPointer), your example leaks memory;
> 2) placing 'q_ptr' in the public section doesn't make much sense
> because
> it's supposed to be used only by the DisplayWidgetPrivate in
Op 2-10-2013 17:35, Etienne Sandré-Chardonnal schreef:
Dear all,
I'm under windows, where registry supports a default value per key.
This means, a value with an empty name.
Using QSettings::setValue("", value) and QSettings::value("") works
fine and as expected in release mode. It creates an
Op 20-9-2013 21:13, Daniel Otto Bolognani schreef:
> Hello list!
>
> We ported our software from QT3 Support to Pure QT4 and now we are facing
> some different behaviour on the shortcuts, we have managed almost all of the
> problems, unless the Shift+Tab shortcut that we need to intercept.
>
> Wh
Op 14-6-2013 19:27, Constantin Makshin schreef:
Try non-static QFileDialog members -- it's more likely to ignore
various system [shell] extensions.
And way less likely to look and feel anything close to what the user
expects in a file dialog on his platform... At least, on windows, the Qt
f
Op 13-6-2013 19:37, william.croc...@analog.com schreef:
>> In details, I have a widget that will display a floating window when the
>> user clicks on a QToolButton. This floating widget must be placed below
>> the button that summoned its soul, and if the main window moves, the
>> floating window m
Op 22-5-2013 21:34, Thiago Macieira schreef:
> On quarta-feira, 22 de maio de 2013 16.52.29, Jonathan Greig wrote:
>> Thank you André. The dynamic_cast worked perfectly. I'm from a C background
>> and have been doing C-style casts for years without any major problems.
>> Apparently this guy has als
Op 14-5-2013 18:24, Mark schreef:
> On Tue, May 14, 2013 at 3:37 PM, Thiago Macieira
> wrote:
>> On terça-feira, 14 de maio de 2013 10.54.46, Mark wrote:
>>> Can the Qt Sensor package add support for that?
>> I think so.
> But how since the base class is obviously a little too focused on
> other t
Op 7-5-2013 18:06, Duane schreef:
>
> I don't think this is a Qt error, nor an error in our apps as nothing
> has chanced in them. I'm assuming it something else affecting the
> server. We aren't the only application on this database. I need some
> way to find what is causing it. I am adding so
lem
I have is I cannot work out where QT_NO_EGL is getting defined, or
what has caused it.
Is it possible that it's picking things up from my native QT build?
I'm cross building on an ubuntu machine.
Regards,
Andre
On 15 April 2013 23:09, Thomas Senyk wrote:
> On Mon, April 15, 2013 09
sn't seem to make any
difference. Attached is the (compressed - it ran to > 1MB) output from
configure.
Any ideas/comments?
Regards,
Andre
qt4-embedded.build-log.gz
Description: GNU Zip compressed data
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pengl es2 -no-pch -no-feature-CURSOR
-nomake examples -nomake demos -no-qt3support -no-multimedia
-plugin-gfx-powervr
However when building OpenGL I get the following errors:
make[1]: Entering directory
`/home/andre/work/connexionz/package-builder/build/qt-everywhere-opensource-src-4.8.4/src/gui'
qlinuxfbintegration.cpp
2013-02-01 12:26:58.390337550 +1300
+++ a/src/plugins/platforms/linuxfb/qlinuxfbintegration.cpp
2013-02-01 12:27:10.890315043 +1300
@@ -84,6 +84,7 @@
QPlatformBackingStore
*QLinuxFbIntegration::createPlatformBackingStore(QWindow *window)
const
{
+window->
e qtbase/examples/gui/rasterwindow
application still dies in the way you've described, but that seems to
be the only one.
Regards,
Andre
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e lines similar to the following:
handleMouseEvent 236 144 1 804796
handleMouseEvent 239 145 1 832075
handleMouseEvent 245 145 1 859353
handleMouseEvent 242 145 0 9402
Does anyone have any hints - do I need something else on the command line?
hat patch fixed it.
Regards,
Andre
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can't get a more detailed stack trace than this:
root@snapper:/home/andre/work/package-builder/build/qt-everywhere-opensource-src-
(gdb) r
Starting program:
/home/andre/work/package-builder/build/qt-everywhere-opensource-src-5.0.0/qtbase/examples/widgets/animation/animatedtiles/animatedtil
Op 26-1-2013 0:51, M. Bashir Al-Noimi schreef:
Hi guys,
I want to save the content of QTextEdit to the database through
QSqlQuery... how can I do that?
Running textEdit->toHtml() won't work because the returned string has
many illegal characters to execute into sql.
As long as you use the bi
Op 5-1-2013 6:57, Jason H schreef:
Why isn't there a proxy?
Because these only exist on QGraphicsView (and were not that great an
idea there either, for that matter).
André
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t 4.7.4 (Fedora 15):
#include
#include
#include
int main(int argc, char *argv[])
{
QApplication a(argc, argv);
QWebView webView;
QFile file("your.html");
file.open(QIODevice::ReadOnly);
webView.setHtml(file.readAll());
webVie
Op 28-9-2012 0:33, Austin, Alex schreef:
I find that if I apply any CSS to a vertical progress bar, any text
displayed on the bar becomes horizontal. Is there a CSS rule I need to
add to make it vertical again?
I certainly know about the QProgressBar:vertical selector, but don't
know what r
Op 29-8-2012 16:19, Abhishek schreef:
Hello all,
I have a program in which on main thread I have TCP server to receive
messages and process on it.
- on one specific message TCP server start one while infinite loop
- to stop this loop I have another TCP message
but while in loop I see that I
Op 17-7-2012 2:51, Constantin Makshin schreef:
I can't say for sure, but most probably yes.
You'd have to check to see if that does not block the emission of the
signal then after the user edited the text. Does anyone know what the
signal emission order _should_ be in case where a user edits th
Op 27-6-2012 23:02, Carl Schumann schreef:
> Qt community.
>
> I would like to allow the user to edit tab names in my application,
> e.g., by right-clicking and then being given a text field to enter the
> new name. How would this best be done please? Thanks for any help.
>
Perhaps this Qt DevNe
Op 28-6-2012 8:21, Andreas Pakulat schreef:
Hi,
Am Donnerstag, 28. Juni 2012 schrieb Bo Thorsen :
Hi Frank,
Den 28-06-2012 06:40, K. Frank skrev:
> Where in the documentation (not the source code) can I find out
which
> of the properties of a standard Qt QObject class is th
ns (i.e., QTcpSocket can still emit
the connected() signal). QTcpServer will stop accepting the new
connections, but the operating system may still keep them in queue."
I guess that this is the problem that bites you.
cheers,
Andre
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the kbdrate command. Windows does provide a
SystemParametersInfo() function, which might fit your needs.
http://msdn.microsoft.com/en-us/library/windows/desktop/ms724947%28v=vs.85%29.aspx
cheers,
Andre
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h
On Thu, Jun 07, 2012 at 06:22:56AM -0700, Waitman Gobble wrote:
> yeah I suspect it does create a memory leak, but it does seem to solve my
> size issue with QGraphicsScene;
>
>
> Per recommendation I've just tried this:
>
> gs->clear();
> gs->setSceneRect(QRectF());
> gs->addPixmap(pm);
>
> .
m);
> gv->setScene(gs);
> gv->update();
That creates a memory leak every time you call that function.
What Oliver meant is to call gs->setSceneRect(QRectF()) after clearing
the scene and before adding a new pixmap to the scene. I have not tested
this though.
regards,
Andre
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On Mon, May 07, 2012 at 03:49:45PM +0200, Sujan Dasmahapatra wrote:
> Please give me some idea on resizing the child window. I have parent
> widget, when resizing this parent widget, I want all my other child
> widgets should also resize accordingly.
>
>
>
> I have tried with QFormLayout, with
Op 26-4-2012 18:47, Nikos Chantziaras schreef:
> On 26/04/12 19:01, André Somers wrote:
>> Op 23-4-2012 20:44, Nikos Chantziaras schreef:
>>> Then you're not doing what you think you're doing:
>>>
>>>QList< QList > listOfLists;
>>>QList listOfInts;
>>>listOfInts.appe
any
> help. Sujan
If you just want to show a message on the status bar, do not do this
whole bunch of casts at all.
Just keep a pointer to your main window somewhere.
regards,
Andre
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Op 19-4-2012 2:59, Nikos Chantziaras schreef:
> That is totally irrelevant to me. If closing code doesn't happen in
> practice, then the agreement has no reason to secure that possibility.
>
> I can also see that many people here don't value open source software.
> I was under the impression Qt ha
Op 28-3-2012 8:20, Bo Thorsen schreef:
> Den 27-03-2012 14:01, André Somers skrev:
>> Op 26-3-2012 18:34, j-p.nu...@nokia.com schreef:
I have a hierarchical Model and i want to have a flat Model.
Does anyone have an idea on how to do this with an proxy model?
>>> Try this:http:/
Op 28-3-2012 1:13, STEFANI Mathieu schreef:
> Right, KDChart is available in both GPL and commercial license, see
> https://customers.kdab.com/ :)
>
But, you'll have to admit, that KDAB is not really all that clear on its
site on the option that you can also use GPL. I found it out only when I
d
Op 26-3-2012 23:24, Quim Gil schreef:
> Hi,
>
> http://qt-project.org/wiki/Qt-is-Good
>
> Please help creating a list of points explaining why Qt is good compared
> to other alternatives for application developers.
>
> Let’s focus on specifics: contrastable proof points and experiences from
> devel
Op 19-2-2012 21:56, Thiago Macieira schreef:
> On domingo, 19 de fevereiro de 2012 21.30.42, qtnext wrote:
>> when 5.0 I will upgrade to Qt Quick 2.0 and never loop back ... But for
>> now, if it's possible it should allow me to evaluate performance and
>> continue to use Qt 4.8 for now ... a #ifde
Op 12-2-2012 16:14, Yi Ding schreef:
> On Sat, Feb 11, 2012 at 4:34 AM, Arnold Krille wrote:
>> On Friday 10 February 2012 16:43:48 Alex Malyushytskyy wrote:
>>> I would shut down qt-inter...@qt.nokia.com completely.
>>> Currently it has more traffic than interest@qt-project.org
>>>
>>> This means
file:
CONFIG( debug, debug|release ) {
LIBS += -LC:/Qt/4.8.0_nonsql/src/3rdparty/qwt-5.2.1/lib -lqwtd5
} else {
LIBS += -LC:/Qt/4.8.0_nonsql/src/3rdparty/qwt-5.2.1/lib -lqwt5
}
regards,
Andre
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Op 1-12-2011 16:12, Stefano Cordibella schreef:
Hi all,
is the state of the art use the debug functions (qDebug, qWarning,
...) in conjunction with a custom message handler (qInstallMsgHandler)
for log to file system?
I found very simple and useful this approach, but I think that a log
fun
Op 23-11-2011 6:21, Sathishkumar Duraisamy schreef:
> Hi all,
>
> By definition, the order by which the signals and slots is called is
> undefined but for each signals and slots connection, slots will be
> called for its signals.
That is no longer true. It is now documented that slots will be calle
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