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Questions tagged [qt5.3]

Version 5.3 of the Qt library, that is a cross-platform application development application and UI framework. Tag this only for the issues with Qt 5.3 not other versions.

Version 5.3 of the Qt library, that is a cross-platform application development application and UI framework.

More information about new features in Qt 5.3 is here

114 questions
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QT and native OpenGL support in MS Windows

I'm trying to import the cube example in MS visual studio 2013 via the QT add-in. Unfortunately, when trying to open the .pro file I get the following error: Project ERROR: This example requires Qt to be configured with -opengl desktop Doing a…
101010
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symbol lookup error: /usr/lib64/qt5/plugins/platforms/libqxcb.so: undefined symbol: xkb_state_key_get_utf8

while migrating my application from Qt4.7 to qt5.3 i made all the changes needed in the code according to qt5 my applications started but when i tried to login.. the application closed and it did not crashed rather it stoped with this error …
Deepti
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Qt 5.3.2: Screen tearing after running a Quick 2.0 app by eglfs on TI AM335x

We got a screen tearing after 10 mins running Qt5 clocks example by eglfs. The behavior before 10 mins looks good, but after that below warning message keep showing up: Could not wait for vsync. We saw this message because we do: export…
wthung
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qt5.3 qml window with FramelessWindowHint on mac can't showMinimized and showMaximized,how to fix?

Window { id: rootWindow objectName: "rootWindow" visible: true width: 980 height: 650 flags: Qt.FramelessWindowHint|Qt.MacWindowToolBarButtonHint|Qt.WindowMinimizeButtonHint|Qt.WindowMaximizeButtonHint property bool fullscreen: false } this window…
boyee118
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Duplex printing on windows - Qt5.3

From what I have read about duplex printing on windows with Qt I see is still not possible, but exists a workaround or another way to make available duplex printing on windows?
000571245
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Cannot compile due to undefined QSerialPortInfo method references

I'm facing a odd problem with QSerialPortInfo on Qt Creator. To illustrate the problem as simple as possible lets look at this small code snippet. .pro I have included CONFIG += serialport of course. main.cpp #include #include…
Fábio Antunes
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Can I use QWebSocket library of Qt5.3 in Qt4 project?

I'm going to use QWebSocket library in qt4 project. But QWebSocket is qt5.3 version. Is it possible to compile QWebSocket source files as Qt4 additional library?
user2568983
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Get QStandardItem for the custom context menu of a QTreeView

I have a subclass of QTreeView. I need a custom context menu for specific items in it. To get this I set the context menu policy and connect the signal "customContextMenuRequested" in the constructor of the subclass of…
bogdan
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ReferenceError: Float64Array is not defined - Javascript with QML

I am not using any browser. I am writing JS code along with QML. Error is on this line: var distanceBetweenPoints2DimArray = new Float64Array (0) I need to store a float point value in an array in JS.
Aquarius_Girl
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QTreeView update column number

I'm currently working on a customization of QAbstractItemModel an I encountered a problem. The model itself works fine so far, but I have problems, if i try to display it with QTreeView. The Model itself is able to change its column number on its…
Felix
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Setting QWidget fullscreen on multi monitor setup

i have a linux system with 2 monitor outputs (1920x1080). I arranged them to have a desktop size of 1920x2160. Now i wanted to run a Qt Applcation, which starts in full screen mode covering the 1920x2160 desktop. I tried: QWidget::setFullScreen() ->…
Chris
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QML map binding v2

I'm complete noob in Qt, so my question may sound too stupid, but I really need help. I know C++ a little and that's it. So, my task is to write a C++ program which reads INI-alike (format is not very important) file height=20 width=15 To make it…
adontz
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Qt's QInputEvent timestamp: ulong vs int64_t on android

The QInputEvent's timestamp() method "Returns the window system's timestamp for this event." The return type is ulong, and contains milliseconds but the native timestamp on android is int64_t and contains nanoseconds. Can I get timestamps with micro…
Tamas
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Move an aligned item in a GridLayout

I've got a 2x2 Gridlayout. All items are Aligned left and each column spans 50% of the space. Now I'd like to move one of the 4 items of the GridLayout 20 pixel more to the right. How do I this? import QtQuick 2.2 import QtQuick.Controls 1.2 import…
Hedge
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OpenCV Android app (Qt based) runs on one version but fails on other

I did build an Android app using Qt, the same build works on Android 4.4 and 4.3 but fails on 4.1 and below. Not tested for 4.2. It throws error that libopencv_java.so not found W/dalvikvm( 3915): threadid=1: thread exiting with uncaught exception…
sumsrv
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