[QExtSerialEnumerato][QThread] memory overflow
Hi.. I’m a pretty simple problem to understand. I need to query in a loop if any new USB port connected. For this, I was using a loop: QList<QextPortInfo> ports =...
View Articlehow to detect active Qframe in mdi area
I need help for detect the active qframe that my app open inside an mdiArea on mainwindow.
View ArticleCan you use QStyleSheets to customize a Q3GridView component
Is it possible to create a custom look and feel using QStyleSheets when some of the compoents are still using Q3GridView?
View Articletesting the GUI of a Qt application
Hi, What’s the recommended tool to test the GUI of a Qt application ? thanks in advance.
View ArticleQColumnView example
Hello, how can I use QColumnView with a QSqlTableModel object? For example, with this code QSqlTableModel *model = new QSqlTableModel ; model->setTable("dataBaseTable");...
View Article[Solved] CMake error Qt5Gui extra libraries
I am trying to build with CMake a QT5 application that uses Core, Gui, OpenGL and Widgets modules. CMake finds Qt5Core_DIR, QT5Gui_DIR and Qt5Widgets_DIR, but when trying to find Qt5Gui_glu32_LIBRARY,...
View Article使用Qt5.1 RC1开发Android应用程式之休眠状态设定问题
小弟今天使用Qt5.1 RC1开发Android应用程式。 觉得功能相当完整。目前并没遇到Qt本身有任何问题。 倒是Android部份,我想让应用程式不要进入休眠状态。 参考网路得知要用 getWindow().setFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON,...
View ArticlePySide on Windows crashes during install
Hello, I’ve attempted to install PySide for python 3.2 & 3.3 using the msi installers from http://qt-project.org/wiki/PySide_Binaries_Windows. Both initially crashed during the install after...
View ArticleQMetaObject::invokeMethod crash
Hi ! I’m trying to call a QWidget slot from a worker thread with QMetaObject::invokeMethod but the application crash on invokeMethod. void functionRunningOnAWorkerThread() { QString arg =...
View ArticleAre Nokia qt-components available in Qt 5.1 Android?
Hello there, I need to know if nokia qt-components will be available in Qt 5.1 as generally available for all mobile operating systems. I think that would be a very big value.
View ArticleError installing Qt 5.1.0 RC1 MSVC2012 32bit
I have a very odd problem with Qt 5.1.0 RC1, I am able to install it under c:\ but upon attempting to install it on my other drives it fails and throws an error, It also doesn’t let me create projects...
View ArticleQWidget size policy and QMainWindow size, frames and layouts
Hello, in a default Qt Desktop application, I set the size policy of the centralWidget to expanding, hoping it would expand to the QMainWindow size. It does not. How can I achieve such expansion? Also,...
View ArticleAnother application check
Does Qt have a way to check to see if another application is already installed? I’m writing a desktop Qt application that talks to R, and would like to check if it’s installed. Perhaps QProcess is the...
View ArticleQt 4.8.4 static build WITH MySQL pluing enabled using MinGw 4.6
Good day I’m able to build Qt 4.8.4 statically with MinGW (similar to these [wiki.batcom-it.net]) instructions). The issue is I want to use MySQL statically with it as well, but I’m not able to do...
View ArticleQt commercial Charts 1.2.1 installation
Hi all, I am trying to use the package Qt Charts 1.2.1 with the trial comercial license. After building the qtcharts, and runninig some examples, I want to use it from my own project, which I am...
View ArticleSelect a Single Column in QTableView
Hi, I have a QTableView with a QSelectionModel set on the QTableVoew. May i know how do i select a particular column only. If i select column number 1 , I should not be allowed to select column number...
View ArticleQT support for Visual studio 2012 ultimate edition
Hi All , I was building QT application using Visual studio 2008 previously with the help of QT add-on for VS2008 on windows Platform. I was using QT4.8 SDK to build the applications and generated...
View ArticleHow do ministro work?
Do you have a chart to show the work flow like openCV? openCV [docs.opencv.org] The android apps use openCV will download the openCV manager if needed then openCV manager will download the require libs...
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