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QNetworkAccessManager post to url: Error downloading...

Hello guys, I’m trying to write an Instagram tool, but I’ve encountered a problem with QNetworkAccessManager. Even though, the same details ran with curl in CLI it throws some information, while using...

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Successful but will not run. Dependency Walker cannot find QT5CORE.dll

Good Day, I have installed Qt 5.0.2 for Windows 64-bit (VS 2012) on Windows 7, and duplicated the steps in the tutorial http://www.youtube.com/watch?v=0ONxIy8itRA (OpenCV and QT). The program is built...

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Logic to get music track tag info locally.

Logic to get music track info locally. i am looking for the logic that help me to get track meta data locally. if a folder is having multiple song and some of them are having partial info or totally...

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Qt/Java widget encapsulation

I’m wondering if anyone has tried to encapsulate a java program into a Qt widget? I have a simple Qt project I am working on in order to learn Qt and would like to have a widget that does this...

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Checkable QToolButton only seems pressed on hover

This may be pretty basic so apologies first! I created a QToolButton and made it checkable. I assigned an icon to it. I expected to get it to look “pressed” when I check it. However it only looks...

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Compiling Qt with Struct Member Alignment of one (/Zp1)

I have a Qt project which uses a few other libraries made by the company i work for. A struct member alignment of one is used for every library and project in our system. I don’t know the details but...

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Interfacing existing C++ console application with GUI in Qt.

Hello everyone. Learning basic programming in C/C++. So far only simple console applications, mostly with Code Blocks. Now I have made a console application (parcel/package mangement system), to which...

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QString and regular expressions

When I call QString::contains on the following string “\\?\USB#VID_0FE2&PID”, I always return false. If I just use “VID_0FE2” as the string constant, I can get the function to return true. I do...

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Using Customized Dialog Boxes

Hi there, I’m a bit of a noob when it comes to Qt programming, so if I say something extremely revealing of my noviceness, please forgive me. So I have an application, and so far for all the dialogs...

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Using variables in fetching data from Database

hi. I have a code which is suppose to chec if the admission number being assigned to the new student is already assigned to another student. if already assigned, the system is to alert the user. i have...

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QTextEdit and CR

I’m having trouble filling a QTextEdit object with a series of numbers, each one of which is to appear on a separate line. For example, QString blah; for (int i = 1; i < 100; i++)   {...

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Qt Assistant print selection

It would be nice if Assistant’s print dialog offered the option of printing only the selected text. I searched and found the previous entry from several years ago. Qt QTBUG-1418 Didn’t know if maybe...

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Get URLs of active Browser windows

Are there any library to get alls the active urls what are opened in a browser. I have a certain webpage where a screenshot should be uploaded, the url looks like this: http://tld?identifier=12345 So I...

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Deploy Android application to physical device

Hi all, first I want to tell that I like the way Qt is developing. Especially the Android development. I have a problem with deploying my app to my Galaxy S2. Two days ago I made a simple GUI and was...

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Do I still need to download Necessitas when using QtSDK 5.1?

I’m a bit confused regarding necessitas downloads after QtSDK 5.1 is out. Can I just use the official QtSDK release to build applications for Android? Or I still need to use the Necessitas project?

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how can I get all QAction that I’ve created by Qt designer programmatically?

how can I get all QAction that I’ve created by Qt designer programmatically?

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Qt 5 doesn`t build - too many errors emitted

Hi everyone! I try to compile a 32 Bit Version of Qt on Mac OS X 10.8.3, but after a short time it throws many errors and ends up with the fatal error: too many errors emitted, stopping now. I...

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Building qt from git - assembler error

Hello, I am trying to build qt5 from git following instructions from here [qt-project.org]. But it fails with following error on g++ … schema/qxsdschemaparser_setup.cpp: {standard input}: Assembler...

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Newbie suggestion !!

Hi , i m new in Qt world :) , At this moment Qt 5 is already out there . I found some books but they are all about Qt 4 even Qt 3 :O !! Now what should i do for learning Qt ? I dont have any previous...

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How to build a static Qt 5.0.2 in windows

Hi, I’m a beginner of Qt. I have a project of converting the html page to png file by calling API of QtWebKit. It’s very simple and I have finished it in Qt Creator. But I need to build my project to a...

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