Libcurl inside Qt: can't find external symbol
Hi, I have downloaded qt for my 64bit windows 8 machine and I am trying to use the curl library in my project. Please note that curl is a required and can’t be avoided. So, I have downloaded a zip file...
View ArticleProblems with Checksum Calculation
I’ve been trying to replicate a 1-wire 8-bit CRC checksum in Qt, but I’ve been having a lot of trouble. You can see an example of what I’m trying to do in Python code here:...
View Article[Solved] Compiling a simple Qt5 application
Hello folks, I am new to this site, and to Qt as a whole. I have about a year of experience with both (the Ubuntu/Mint/Debian side of) Linux and Java, but none with Qt or C++ (or any truly compiled...
View ArticleqDebug "breaks" outputting a char with value 0?
Care to guess what would the output of this code be? char c = 0; for (int i = 0; i < 4; ++i) qDebug() << c << i...
View ArticleMac Viewport issue with Teapot example
The teapot example rotates the teapot fine in the middle of the viewport until I resize the window. Then, the origin is top right hand corner of window and teapot rotates around that point and is...
View ArticleQFileSystemModel and QTreeView - strange behavior when resetting view.
Hello. I am writing small program for copying files. I use QTreeView and I have inherited from QFileSystemModel, so I was able to add checkboxes to every row in the QTreeView. I also use setNameFilters...
View ArticleLNK 2019: unresolved external symbol "__declspec(dllimport) public:...
Error: http://puu.sh/3m6Qr.png my files .pro #------------------------------------------------- # # Project created by QtCreator 2013-06-22T00:33:21 # #-------------------------------------------------...
View ArticleQTabWidget::QTabWidget(const QTabWidget&)' is private
I develop a program and have 10 backup from it. i add some line to it and when i compile project it have following error: C:\Qt\Qt5.0.1\5.0.1\mingw47_32\include\QtWidgets\qtabwidget.h:173: error:...
View ArticleQWebView not updated.
<select id="gameid" name="gameid" class="env" autocomplete="off" > ...
View ArticleUnable to build Qt from source on Debian 7, amd64
Hi guys. I have followed this tutorial http://qt-project.org/wiki/Building_Qt_5_from_Git to build Qt from source. The tutorial works well with Debian 7 i386 but on amd64 I obtain this error: {standard...
View ArticleUsing a .ui file in another class?
Hi, I have a MainWindow class in which I have already used a .ui file for creating the Main Window of my application. Now I want to create an About Dialog. I created the same in a .ui file (without...
View ArticleQt - not all widgets refreshed after stylesheet change
Hi, I have style manager, so user can change stylesheet and palette at runtime. But after this operation, not all widgets are “restyled”. New look is applied when widget is recreated. Same code called...
View ArticleGet free disk space
Hello, i am looking for a function to get free disk space on a selected volume, but i can’t find none native. So i found this:...
View ArticleStrange error while opening file?
Hi, I am getting a strange error in Qt Creator’s “Application Output” region while running/degubbing my application from Qt Creator: log4cplus:ERROR No appenders could be found for logger...
View ArticleStrange error while debugging my application?
Hi, I get the following error while debugging my application: (Internal error: pc 0×357 in read in psymtab, but not in symtab.) (Internal error: pc 0×357 in read in psymtab, but not in symtab.)...
View ArticleLaunching qwt app on another computer
I`m trying to launch qwt application on another computer, which is successfully compiled and working on my computer, where is qt and qwt not installed. I put in the folder with .exe file such dll`s:...
View Articledialog openes several time in MainWindow
hi all, i have the following problem: i have a mainWindow and a .ui form which opens if i press a button in the mainWindow. the .ui form has an OK button and a Cancel button. after i open it 1st time,...
View ArticleDrag & drop between two QtreeWidgets
Hi, I have been working in a quite big project where there was a Qwidget integrated in a QDeclarativeView for a few months, and I had a bug that I am trying to solve. To solve it I am reducing the...
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