Building qt5.1 for android on mac
I’m trying to build qt5.1 beta on mac for android. Here is steps i passed: 1. Installed Android SDK 2. Installed Android NDK 3. With NDK tools downloaded and installed neccessary platforms 4. Made...
View ArticleIndex of active tabs of a QTabWidget?
Now, our project is nearly completed. Just one thing is missing. In our generated XML file should be an element, which contains the index of active tabs of our tabWidget (QTabWidget). How can we get...
View ArticleC++ freelancer needed from India GOLANG added advantage
C++ freelancer needed from India. GOLANG will be added advantage. 40K INR Salary. Can work from anywhere. Forward resume to : sujan.dasmahapatra@gmail.com
View ArticleRead sequence of image
Hello! Hello I would like to read images from the same folder after each other. I know how can I open one image, but now I would like to give the folder name and make the same image processing on each...
View ArticleAccessing combo and textbox values
I’m using Python 3 and QT4 with pyqt. I’m using Designer. I’ve been unable to access data from qcomboboxes and qplaintextedits. I’ve read the documentation here:...
View ArticleUnfreezing the QQmlEngine for script evaluation before GUI loading
In Qt 4.7 the QML Engine ran ontop of the QScriptEngine and had a special scriptClass which forced it into read-only mode after creation. If you removed the scriptClass you could get write-access...
View ArticleInfix expression to postfix expression
I have a QString object that contains normal expression like “325*(25+53)/8” . How can I convert it into postfix expression ?
View ArticleHow to control correctly an external Application(with a help of QProcess or...
Hi, I have a NON-GUI application runnning as a Service on my device. Now I need some GUI-Application, where user can start and stop my Service, by pushing “start”- and “stop”-Buttons. As far as i...
View ArticleFlash plugin in Qt5 WebKit on MacOS
Hi, I have a Qt application that works on Windows, Linux and Mac. It uses Qt WebKit and the Flash plugin. Recently I noticed that the Flash plugin doesn’t load on MacOS version of my app. I created a...
View ArticleQObject signal/slot connection syntax redundancies
Is it just me, or is the connection syntax unnecessarily verbose? Considering Qt heavily relies on generated code, how hard would it be to trim the connect syntax down to the very essentials, or...
View ArticleIncrease Performance of Text and Large String
Hullo, hopefully a quick question. I’m creating an interface for a serial terminal. The text for that terminal is often growing in length, especially when something this happening. As its size...
View ArticleWindow Freeze
What would be the best way to prevent a window freeze the other windows? I tried to move my QMainWindow to a thread (QMainWindow::moveToThread), but this is not possible for the widgets can not be...
View ArticleCannot create static QMap
Hello, I have encounterd a problem. Maybe not enough headers. I want a static QMap as class variable, but cant make it working, got two errors in QMapTest::makeStaticTest on build: invalid use of...
View Articlehow to return array from a function in QT
Hello, I want to return an array from a function using QT but i can not do it for some reason. I used to do it by ref, passing &array0 to the function in C++ but it seems i need to use qpointer...
View ArticleQt5 QDialog and exec()
I have a program that ran fine using Qt 4.8.4 but now doesn’t work properly. I’ve created a subclass QDialog that I intend to use multiple times in order to process a set of images, one after another....
View ArticleUnable to push changes to Gerrit
Hi, Recently I had a problem with Qt and in the process of fixing it realised that a source change was required. I want to commit these changes to the Qt project and I am attempting to follow the code...
View ArticleQt5.1 Beta qmlscene cannot execute binary file ?
My setup. OSX Mountain Lion 10.8.3 QtCreator 2.7.1 QT 5.1 BETA compiled for Blackberry 10 using the exact instructions given on the page, it worked very well. The issue is that qmlscene binary is...
View ArticleNeed help with PushButtons please!
Hello, I’m new to Qt and I can’t figure out why my PushButtons are not connecting correctly. Here is my code: #include "push_buttons.h" #include "ui_push_buttons.h"...
View Articleqt5 multi monitor support
hi all, we are planning to use freescale i.mx6 processor with two displays. the software platform we would be using is a qt application under linux without X11. We have only one process with qt and we...
View ArticleQt5.1 beta qmlscene (cannot execute binary file)?
My setup. OSX Mountain Lion 10.8.3 QtCreator 2.7.1 QT 5.1 BETA compiled for Blackberry 10 using the exact instructions given on the page, it worked very well. The issue is that qmlscene binary is...
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