looking for dlls to be linked dynamically under a specific folder?
Hi all, I have an application which requires 3 dlls. For a certain reason, I need to put the dlls under a specific folder. Could you please tell me if there is an easy code to add .pro file or any...
View ArticleCreate GUI and link it to pre written C++ code
Hi, I’m a newbie to Qt. I want to design a GUI and link this GUI to C++ code in getting a user input and perform a calculation to display a data . I’m not interested in modifying the code. Could anyone...
View Articleissue with qmake release and debug version
Hi guys, i want to be able to build the debug and the release version of my program in the following way. If i just type qmake in the console i want to build the makefiles for the debug version....
View ArticleMissing posts
Apparently some posts to threads are disappearing. See this response of code_fodder [qt-project.org] And for sure I had seen this morning something he posted and I had answered and posted question....
View Articlehow to use QNetworkAccessManager::setProxyFactory ( QNetworkProxyFactory *...
I want to get the webpage source code of http://www.youtube.com/ ,but youtube is blocked in my country ,so I decided to access it by a proxy server – hostname : 127.0.0.1 port :8087 according to the...
View Articlebuild error QT 5.02 gui application
I am new in QT. I have created Notepad example project. When I build it I have got an error: 16:51:12: Starting: “/usr/bin/make” /home/sergey/Qt5.0.2/5.0.2/gcc_64/bin/qmake -spec linux-g++-64...
View ArticleQTreeWidget find parent, current item, old parent in dropEvent
I have a QTreeWidget that supports drop & drops. To prevent invalid drop & drops, I need to find out where the item was taken from, where it is going, and what item was taken. Currently...
View ArticlePalette changes in QtDesigner do not show in my application when I run it
Hello, I have built several applications using QtCreator. I make my UI using QtDesigner and I can get everything to work. My only problem is when I change a color (for example a window bgcolor or...
View Articleqqmlapplicationengine refuse to show me something
Hi all, Just checked out qt51rc1. I tried to use qqmlapplicationengine to show a qml file. It seems the application runs silently without showing anything. I did it very simple: in c++ int main(int...
View Article'QTimeZone' is missing on Qt 5.1 RC1
I couldn’t find QTimeZone library on 5.1 RC 1. Do I need to compile it my self? Quote from following URI http://qt-project.org/wiki/Qt-5-QTimeZone [qt-project.org] Proper time zone support is a long...
View ArticleQT Application on Linaro ubuntu Desktop for ZC702 ARM
Hi, I have created a QT application for ARM architecture by using Xilinx linux arm toolchain. So If I am checking the file type it is coming as it is built for ARM. But when I am executing it it is...
View ArticleQT Application on Linaro ubuntu Desktop for ZC702 ARM
Hi, I have created a QT application for ARM architecture by using Xilinx linux arm toolchain. So If I am checking the file type it is coming as it is built for ARM. But when I am executing it it is...
View ArticleQtSql connection
I am trying to create a connection to a database and insert/delete/make queries to the database. I know SQL relatively well but I cannot seem to wrap my head around it in Qt. I used to program in...
View ArticleQt Creator: accessing an object not defined in the source files
I have a .ui file that looks like this: http://img521.imageshack.us/img521/9753/nol.png Upon one of the QCheckBoxes being ticked, I want Generated Command Line Preview to update itself. Here’s the...
View ArticleIFW start menu
Howdy, How can create a shortcuts in IFW? I know that <StartMenuDir> fixes this issue but it works only for Windows while I’m looking for a solution for Linux. P.S. Where can I find IFW...
View ArticleLoad time with gdb on windows 7
I am using gdb on windows 7, 64 bit. It is obvious that the loading time of a large debug compiled application may take a bit of time to be loaded by gdb. It consumes about 35 seconds, which I consider...
View ArticleHow to prevent slot re-entrancy
Hello, So, I’m developing a system that allows an external computer (lets say a microcontroller) send commands to a desktop application via a serial interface. My idea is to have one object that...
View ArticleChange title font for QT Main window
Hello, I was wondering how we can change the title font of the QT Main window. Please see the attached screenshot.. I tried changing style sheet etc, but it dint work. Also I tried to use c++ send...
View ArticleCan we access camera and alarm clock on Android devices through Qt5.1.0...
I am making an experiment on Qt5.1.0 Android build to test whether these functionalities are applicable through Qt, or can we find workaround ( ie. 3rd party library through C++ ) to meet these demand?
View ArticleAccess MainWindow from different class
I do have the following classes: #include <QApplication> #include <QComboBox> #include "mainwindow.h" MainWindow *w; int main(int argc, char *argv[]) {...
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