Problem building Qt 5.1 for android
Hello, I’m trying to build Qt 5.1 for android on Mac (Mac OS X Lion 10.7.5). I already run ./configure, following this [qt-project.org] tutorial. But when i run the make i have this error:...
View ArticleQt5 on Android - missing QtActivityDelegate
Hello, I recently build (according to wiki instructions [qt-project.org]) a Qt5 for android. Now I can successfully build an app, but when I try to deploy it on my SE MK16i (Xperia Pro), all I get is...
View Articletype a text in a ScrollArea
Hi guys, I’m new in Qt and I need to write messages in a scroll area. How can I do it? My Scroll are will need a horizontal scroll bar too. Thanks.
View ArticleProblem with Qt5 installation in Mac Snow Leopard
I have downloaded the source code and tried to build Qt from scratch. Both the versions failed to installed (5.0.2 & 4.8.4). I have a mac snowleopard (v 10.6.8, 64 bit). Recently I have updated...
View Articleusing c# code in qt
hello, i have a c# code. it is using a third party dll as well. i want to use this code in my c++ code. i am having the latest qt creator version which works with visual studio 2010 compiler. OS is MS...
View Articlehow to output the data from tablemodel?
In the function sendSettingParameters(void) of class RemoteControl, I want to get all the data from QList<QList<QVariant> > stepTable in the class steptablemodel output to...
View ArticleHelp with QtSerialPort instalation
Hi. Can someone help me installing QtSerialPort in Qt 5.0.2 (32 bit) – Ubuntu. Can you tell me all the steps, one by one? I’m new to Linux. I already tried using what is on...
View ArticleSignal/Slot between Threads Qt 5
Hi People, I have a problem with Qt meta-type system and the signal and slot connections. I try to connect a signal and slot with each other. The signal looks like this: signals: void...
View ArticleEnginio Qt library release v0.3.0
Hi All, 0.3.0 version from Enginio Qt library was just released. Changes: Library is now provided as a Qt5 module FileOperation was added to QML side File upload was enhanced to support ‘chunked’...
View ArticleRunning Qt 5.1 Alpha
Hi. I’m sorry for this basic question, I’m just starting with Qt. I already did some tutorials using Qt 5.0.2 but because i need Qserialport and i could not install it i decided to try 5.1 because it...
View ArticleRegister QTreeView To Qml using QGraphicsProxyWidget (QtQuick 2.0)
I am trying to embed QTreeView into QML using QGraphicsProxyWidget. When I run my programme, there is a error hint that tells me my registered item is a QtQuick 1.0 item and it cannot be used in...
View ArticleQScollArea doesn't autoscroll when dragging inside it
I have some widgets inside a QScrollArea and I’m dragging between these widgets, the problem is that the QScrollArea doesn’t scroll when I’m dragging inside it, so if I want to drag between a widget A...
View ArticleGeometric shape recognition using c++
Hi all, lately I need to integrate geometric shape recognition into a drawing application that I am working on and I am looking for c++ libraries that could help with that.The idea is like this :For...
View Articlehow to install qt-commercial-charts-src-1.2.1
after install ‘qt-windows-commercial-5.0.2-mingw47_32-x86-offline.exe’,i want to try qt-commercial-charts-src-1.2.1.zip,may you tell me how to install by detailed steps?
View ArticleDrawing in QLabel
Hello, I am having some difficulties with a program I am writing. I am writing a very simple program, what I want is to draw inside a QLabel a rectangle and paint it. #include...
View ArticleBuilding Qt examples for Android
Hello, I was trying to build Qt5.1 for android. I am successful in building QT libraries and examples, but notice that the built examples doesn’t contain any binaries/apks to execute on the android...
View Articledetect all the network erroneous cases with Qt
I want to get Page Source by the following code ,I wonder is it enough to detect all the network erroneous cases with the following code ? if (reply.error()!= QNetworkReply.NoError): ...
View ArticleQtCreator crashing and annoying me
Hi, I have following set of configuration of my os and qtcreator and related tools: – Windows 7 booted macbook pro with 8gb of RAM – Downloaded QtSdk 1.1.2 from www.forum.nokia.com What is happening: –...
View ArticleQimage and multi-threading
Hi, I’m developing a framework where I need to work with high quality images of the camera connected to it. I can get image sequences from the camera with CV::Mat. In order to display this images, I...
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