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Questions tagged [qt5.6]

Qt 5.6 is the LTS version of Qt released March 16, 2016. Tag this only for the issues specific for Qt 5.6 and not for other versions.

Qt 5.6 is long-term support (LTS) release - it will be supported for 3 years.

Qt 5.6 has been released March 16, 2016.

New features list can be found here.

Here is Qt 5.6 release plan.

144 questions
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checkbox on QtableWidget's header

How to set checkbox on QTableWidget Header. How To Add Select All Checkbox in QHeaderView.. It does not displays a checkbox.. QTableWidget* table = new QTableWidget(); QTableWidgetItem *pItem = new QTableWidgetItem("All"); …
Senthil Kumar
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Qt 5.6 webengine display local HTML file

I am trying to learn qt webengine, I downloaded qt 5.6 and looked at example on how to display simple web page. But now I want to learn how to display an HTML page that's store locally. I've seen few example like this one: How do I display local…
Stan R
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Edge artifacts after clipping using ortho projection

I success to generate the height map using VBO and IBO in openGL. The full picture of this data is shown in the figure below. What I want really show is only the data with non-black color. I put zero in z-value when the color is black. Here is my…
zufryy
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Workaround to Q_PROPERTY NOTIFY with inherited signal

It is known that an inherited signal cannot be used as a Q_PROPERTY NOTIFYer (https://bugreports.qt.io/browse/QTBUG-7684). As a workaround I'm using an extra signal in the derived class that gets fired when the base signal gets fired. The base…
Ayberk Özgür
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Tiny fonts in Qt widget application on Mac OS X

My Qt widget application runs fine on Linux and Windows. On Mac OS X it works, but all fonts appear much smaller (compared to Windows/Linux). What is the best way to adjust this properly? Some thoughts: Is there some "secret" parameter I can use to…
Horst Walter
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Why is clipping needed in repeater inside ListView?

I ran into this problem where the rows of a ListView do not always line up properly. It looks like it might be a bug, but i have a workaround where clipping fixes it. But is this just an accident? The problem is related to having a large number of…
jkj yuio
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Two way connection between QML/QtQuick and QWidget

I am trying to make an app that would use QSerialPort and QtQuick so I need to connect desktop-like app to QML somehow. I managed to (ok i copied and made some changes) send information from QML to main.cpp but I can't send anything the other…
Marcin Plebanek
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Qt5.6 QML, why are dynamic models destroyed after garbage collection?

I have a variable number of components, so i'm trying to give each one its own model. In this example, i just create one, but the idea is the same. GC() is a bit random, so in the example, i force the gc() after a click to flush out the problem.…
jkj yuio
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Cannot load pepper flash plugin in QtWebEngine with Qt5.6

I made a simple web browser but when I access to https://get.adobe.com/jp/flashplayer/ It says Adobe Flash Player is already installed, but disabled However as I read http://doc.qt.io/qt-5/qtwebengine-platform-notes.html It says that pepper flash…
user3819226
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Unresolved external symbols in qtmaind.lib

I am trying to upgrade my Qt-project settings from Visual Studio 2013 to 2015. It almost done but I get some errors with qtmaind.lib. 1>qtmaind.lib(qtmain_winrt.obj) : error LNK2019: unresolved external symbol imp__RoInitialize@4 referenced in…
Ufx
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What happens to blacklisted graphic cards in Qt 5.6 when running a QML app?

The upcoming Qt 5.6 introduces a blacklist to mark some graphic cards which are known to insufficiently support OpenGL or Angle. Confirm e.g. https://bugreports.qt.io/browse/QTBUG-47435 https://codereview.qt-project.org/#/c/140418/5//ALL But what…
Simon Warta
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How clone qt source from git

I need qt5.5 source code and I have seen this command: git clone git://code.qt.io/qt/qt5.git Does this gives qt 5.5 version or qt 5.6 alpha version? Is there a way to specify the version? I saw a command: git clone…
A.J
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Building QtWebKit with QT 5.6 on Windows

I'm trying to compile QtWebkit with VS2015, QT 5.6 itself builds fine. Since webkit module was removed in 5.6 I reverted revision SHA-1: 4116ec2474e608c9a752ace5e8eb92cbd4052ebc "* Removed QtWebkit and QtWebkit-Examples from qt5.git" so I can get…
pullo_van
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QT5 Title bar obscures top row of buttons on Windows 10

My PyQT5 application is working fine on Linux, macOS and some Windows PCs, but on some Windows 10 PCs the top row of buttons is obscured by the window frame / title bar: Not only are the buttons obscured, you have to click below the buttons in…
Embedded Android
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Error when using QXmlSchema and QXmlSchemaValidator

I have a concern using the validation of an XML file with an XML Schema file. I tried to reproduce the basic sample provided by the documentation, but I have an error. Here is my XML Schema :
Ben L.
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