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Recent Unanswered Threads

Plots alignment
10th April 2021 14:50 by Eugene K

QGraphicsItemGroup and childs resize
10th April 2021 07:51 by angeleyes

QML Set window into another with object behind
9th April 2021 10:26 by jfroger

Mysql server access from android like QT c++ code
9th April 2021 07:12 by Kaguro

QMessageBox Centre Text
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Load encrypted .mesh files
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fatal error: QTextStream: No such file or directory
2nd April 2021 00:12 by harmonyclexx

styling Checkbox in header of Qtablewidget
29th March 2021 13:51 by virendra yadav

QTcpServer with port forward (UPnP)
26th March 2021 13:24 by thepicos93

Disable view move when dragging mouse in QGraphicsView
25th March 2021 11:24 by AmirH
Recent Forum Posts

Re: How to measure a distance between 2 points (meter) after loading an image ?

We don't usually do homework for people in this forum. I do not know what software you are using to display the graph, but most of the plotting widgets have the ability to transform the pixel...
d_stranz Today, 21:22

Re: Is it possible to map data in UserRoles through QDataWidgetMapper?

Thanks for your response. I should have mentioned that I did think of creating my delegate for the data mapper (I have one for QTreeView). But after some analysis, I abandoned the idea. My tree view...
NameRakes Today, 12:55

How to measure a distance between 2 points (meter) after loading an image ?

Hello

I'm working on a school project and I'm stuck !
I have to load an ECG graph then measure the distances between two peaks. I succeeded on loading the image but I couldn't do the rest. I...
neima Today, 12:28

Re: Is it possible to map data in UserRoles through QDataWidgetMapper?

You might be able to do this with the QDataWidgetMapper::itemDelegate() . It is responsible for marshalling data to/from the widgets so it should be able to use an alternate role as the source and...
ChrisW67 Today, 03:22

Re: Signals/Slots timing issue in an handshake communication protocol

Two things.

No data is sent or received until your code returns to the Qt event loop. From what I can see, your interface code goes into a busy wait loop more-or-less guaranteeing that Qt never...
ChrisW67 Today, 03:10

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Qt is a cross-platform application and UI framework. Using Qt, you can write web-enabled applications once and deploy them across desktop, mobile and embedded operating systems without rewriting the source code.
jacek
Introduction to Design Patterns in C++ with Qt 4

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jacek

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Published on 12th June 2008 15:33

Full text of Introduction to Design Patterns in C++ with Qt 4 by Alan and Paul Ezust is now available under OPL on the OopDocbookWiki. Enjoy!
Qt 4.4 released!

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jacek

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Published on 6th May 2008 10:30

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Qt

Today Trolltech has announced the first stable release in Qt 4.4 line. New features include integrated WebKit, new multimedia and concurency frameworks, XQuery implementation, support for Windows CE and possibility to place widgets on canvas. Also Qt's performance was improved through introduction of alien widgets and other changes. Full changelog is available here.
Qt 4.3.4 released!

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jacek

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Published on 22nd February 2008 16:00

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Qt

Today Trolltech has announced the fourth bugfix release for 4.3 series. It fixes a security issue with certificate verification in QSslSocket and few bugs that could lead to a crash. Also the GPL exception was updated to include GPL v3. Full changelog is available here.
Security patch for Qt 4.3.0, 4.3.1 and 4.3.2

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jacek

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Published on 28th December 2007 16:30

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Qt

Trolltech has released a security patch for 4.3.0, 4.3.1 and 4.3.2 that fixes a potential problem with certificate validation in QSslSocket. The problem doesn't occur in Qt 4.3.3.
Technology Preview for Qt 4.4 released!

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jacek

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Published on 19th December 2007 12:15

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Qt

Today Trolltech has announced the availability of Qt 4.4 Technology Preview. New features include multimedia framework based on KDE's Phonon, HTML rendering engine, concurrent programming framework, new help system and extended XML support. See Qt 4.4 Sneak Preview for more information. A beta release will appear in the beginning of the next year and Qt 4.4.0 is scheduled for late Q1 2008.
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