I've got Windows 7 64-bit and I just installed Qt (open-source, version 2010.04) and integrated it into Eclipse (CDT, version Helios). Everything seemed to went fine, I added paths to both Qt and mingw32 compiler and configured Qt by running configure.exe. The integration with Eclipse works fine too. However, I've problem with the first...
How to say to Qt Creator to stop debuging if an object has been changed and show the line where it is changed? ...
I just realized that there is no best way to hide MySQL string connection password in my executable file, especially in JAR file. Even encrypting it in EXE would only slow down the process (although I'm not sure how much time would it take to get an encrypted password from an EXE file). So, from my understanding, I need something in th...
I need the way to setup widgets inside other widget with different layouts... it is something like we have widget divided by one layout into two parts with labels, and this widget have other widget inside with layout like on attached image and we have only 4 widgets: main widget, label one widget, label two widget, button widget, and ...
Have written the following code: m_selectCategoryTableWidget = new QTableWidget; m_selectCategoryTableWidget->setRowCount(0); m_selectCategoryTableWidget->setColumnCount(2); m_selectCategoryTableWidget->setHorizontalHeaderLabels(QStringList()<<tr("Category")<<tr("Number of items")); m_selectCategoryTableWidget->verticalHeader()->setVis...
How to create a QTable widget which has 2 columnes, and in first column there is a QComboBox and in the second column there is a QSpinBox so that the combo box gets all the space of table and only a very small place leaves for QSpinBox (for 2-3 digits). ...
I have a C++/Qt QThread worker thread, which stores its current status as an ENUM (e.g. values such as Working, Finished). Only the worker thread sets the ENUM. I need to be able to read the status of the worker thread from another thread (the GUI thread), to display on the screen whether work is being done. Is it safe to read/write th...
Pretty simply question ... Is there any predefined function in Qt which can determine whether a string contains only a number ? .. with valid entries such as "28" and invalid entries such as " 28", "28 " and "2a8 .... ? ...
I wanted to know if its possible to emit some specific signal through coding .. For example, I want to emit another button's clicked event without the user actually clicking that button .. can do I do this ? ...
Hi all .. This question is related to the QLiskPickSelector class in Qt .. I want to show an instance of it but the problem is that the onle way to show it is to link it with a QMaemo5ValueButton and then have the user press that button .. Is there any other way to show this instance of QLiskPickSelector without using a QMaemo5ValueButto...
I've recently started using a mac, and I'm curious about how to make a mac app that uses PyQt and is self-contained. Can anyone give me any pointers on where to start and what I'll need? ...
Is there a Qt library(opensource would be better) that handles diagrams. For example, a network topology map that shows devices and links. I am looking for an Qt alternative of TWaver(http://www.servasoftware.com/twaver.php). ...
Hello, I'm trying to make server/client in Qt. TCP Server takes maximum 4 connections from client. To create... // server.h class Server : public QTcpServer{ ... QList<QTcpSocket *> list; } // server.cpp Server::start(){ QTcpSocket *curr = nextPendingConnection(); connect(curr, SIGNAL(disconnected()), curr, SLOT(delet...
If you were to start your app again from scratch what would you do differently, knowing the platforms you were going to port to? This questions comes as my team is about to under-go development for a mobile app targeting iphone, android and qt. We aim to complete the iphone version first, and then port to android and qt, and it would be ...
Pretty simple question .. Are there any predefined functions in Qt which save a QImage object to a JPG/PNG/BMP file ? ...
Hi guys .. Well I'm using the following code to get the filename for a file that needs to be stored .. QString fileName = QFileDialog::getSaveFileName(this, tr("Save File"),"/home/user/MyDocs/",tr("JPG files (*.jpg);;BMP files (*.bmp);;PNG files (*.png)")); I'm providing the user with a number of options regarding the file format in w...
hello, can somebody please explain what is the main difference between visual studio and Qt, thanks in advance ...
There are a lot of flexible, complete, cross-platform, et cetera, graphical user interface frameworks. Most of them provide many tools to turn software development easier. When building a desktop application in Qt environment, for example, one usually would have different file types, headers, implementation files, and user-interface file...
Hi all ... Does anyone have any links to tutorials showing how to use QListView and how to populate it with items .. ? If I search google I can only find outdated tutorials which use classes which have been deprecated .. ...
Hey guys, I need some general information on how can I use Qt to send a file using email or bluetooth or a social network already defined in the N900 (e.g. facebook) .. Regarding bluetooth, I read that Qt doesn't provide any libraries, and you would have to use Qt Extended, or use the default Maemo libraries ... I also know that for ge...