How to disable few lines in the QComboBox or change their color?
Could you please advise how to change color of few lines in the QComboBox or how to disable them? I mean that all lines in the ComboBox have normal color and are enabled, but only few lines are...
View ArticleStoring Changes from TableView to Model to SQLITE Database
Hello, After reading the Qt documentation and playing around with some code I am still a bit confused as to what each part of my code that stores changes to my database actually does. I have the...
View ArticleQt Setup: what is "MinGW-builds 4.8.0 32 bit toolchain"?
Hi, I just installed Qt 5.2.0 for Windows (MinGW version) on a computer, and I was wondering: what does the checkbox “MinGW 4.8” under the checkbox “Tools” do? The description says “MinGW-builds 4.8.0...
View ArticlePlatform independent, Qt solution to IPC
Hi Folks, I architect a new project that will works on lots of datas. I thought that I will use shared memory to send those data from ProcessA to ProcessB but I will need many control signals which...
View ArticleLinker error "undefined reference to `typeinfo for QMainWindowLayout'" when...
Hi, I face a strange linker error when compiling a Qt apllication on Linux with Qt 5.2.0 (also happens with Qt 5.1.1) that uses private Qt header qmainwindowlayout_p. I created a small test application...
View ArticleQt on OS X with just command line tools?
Hi, is there any way to make Qt Creator work with only the command line tools installed? It complains there’s some problem with xcodebuild.
View ArticleQt 5.2 build error with Visual 2013 (Unresolved symbol from JSC)
Hi, I’m trying to build Qt 5.2 to be able to use it with Visual Studio 2013. I did the following commands: git clone https://git.gitorious.org/qt/qt5.git qt5 cd qt5 git checkout stable perl...
View Article[SOLVED] In order to execute an .exe i need 387 mb of dlls.?
I need all these dlls in order to run the .exe file via explorer.. totalling 387 mb the part i don’t understand, is in order for a friend to run this exe what should i sent him?
View ArticleQt Creator 3.0.0 Question
Hi all, Qt noob here. I notice when using Qt creator designing a Gui, that the code for that creation is not reflected in the files themselves. My question is, is this constant by design, or is there a...
View ArticleChrome extension for improved doc searches
Hi all, Have you ever tried to use Google to search the Qt documentation? Perhaps you wanted to look up a Qt feature during development, or to find a link to back up your post in this forum. I do both...
View ArticleHow to reset QT Creator's intellisense
I was quite happy with how intellisense works under QT Creator until my project became complex enough. Now intellisense sends me to wrong places and generally misbehaves. I could not figure out how to...
View ArticleDoes the QWebView of Qt5.2 improve a lot ?
Recently I use QWebView of Qt4.8.5 to make a simple web broswer. I found it support javascript not so good even can’t response to the click. So I think of switch to higher version of Qt. I check the...
View Articlebison.exe I/O error building Qt5.2 on Windows
Hi: I am doing a shadow build with Qt5.2 on Windows, but I got some bison.exe I/O error. Wondering whether anybody has seen similar issues or has any suggestion what might go wrong. Thanks in advance....
View ArticleHelp! I need ROAM2.0 source code write by qt
My English is not good ,I hope you can understand me . THX
View ArticleENABLE_VIDEO and ENABLE_MEDIA_SOURCE in QtWebkit2.3
HI all, I’m trying to build QtWebkit2.3 (download from https://gitorious.org/webkit/qtwebkit-23) for Qt4.8 in a linux OS. I have run the build script as follows: Tools/Scripts/build-webkit —qt...
View Articlemingw32 frozen or waiting ? ( i think race condition)
Please, dear guru, help me: in home i build static qt 4.8.5 from source – very well, without any mistakes and create project C++ – it’s work! I give config for build qt 4.8.5 (from source) from home...
View ArticleProblem building Qt5.2 from source on Ubuntu 13.10 with gcc 4.8.1 in C++11 mode
I am getting the below error in qtscript which appears to be the same as QTBUG 27029 (https://bugreports.qt-project.org/browse/QTBUG-27029). Is there a workaround I can apply? —Kannan. The full command...
View Articleqt-linux-opensource-5.2.0-android-x86_64-offline Android problem
Hi I installed that version and added the android sdk and snk to Qtcreator and create AVD . but when i want to build with Android GCC and add the kit manualy I get this error : The compiler 'Android...
View ArticleChild and parent widget communication.
Hi. I would like to know how a child widget can send some signal to its parent widget? Thanks.
View ArticleStrange behavior of QQuickView and QMainWindow
I have Qt 5.2 and have next problem: On my QMainwindow i have QQuickView, which is inserted into layout like this: QQuickView * view = new QQuickView; ...
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