I would like to know what happened to the -impl argument in qt4/5 that was available in qt3? qt3 : https://doc.qt.io/archives/3.3/uic.html qt5 : ...

I have a problem with adding an extra checkbox to QFileDialog window. I'm talking about the same window which is opened during using QFileDialog::getS ...

is it possible to convert Qt3 designed UI to Qt5 UI form? I have a huge quantities of forms that must be transfered. The only way out I can see for n ...

I'm working with an software using qt3. It works fine un x86-linux systems. When i tried to port it to Raspberry Pi 2 i got a weird compiler error. Go ...

Hi I'm teaching myself Qt based on Qt 5.7.0 (MSVC 2013, 32 bit), Qt Creator 4.1.0 - community edition. I am using an book, "Programming with Qt, 2nd E ...

I am writing an app that dynamically adds and removes widgets to a QScrollView. The code below, using Qt3 and python, will give me dynamic widgets, bu ...

I'm trying to build a Qt3 application from here (it also needs all 4 gsl packages): http://robotics.usc.edu/~boyoon/particle.html Using QtCreator wi ...

For some reasons, I must work with Qt3 under SLES 11 SP3. I have written the following plugin: I have finally copied the compiled shared library li ...

I am trying to call the uic of Qt3(maintaining legacy codes), but fail to do so.Following is my make file When I run the cmake(click on the configu ...

How to delete two consecutive line using an iterator?? I am trying to create a form to save user and password using QT3.3. But i also want to modify ...

I have following code and I have to change it with Qt4 code. for replacing Qt3 code with Qt4, I have to replace pixmap() with one of following met ...

I'm try to use some AAM tools which require the Qt3. I try to run apt-get install libqt3-mt but got the error information below: Package libqt3-mt ...

I am installing some software (Theli: http://www.astro.uni-bonn.de/theli/gui/installation.html) that needs Qt3 to run so I am attempting to install it ...

I have a QDialog created in designer with a QFrame testFrame which I've added a QHBoxLayout to, and at some point after the whole thing has been creat ...

Yes the title is correct...we are going BACK to qt4. We recently built a decent size app with Qt5. We now been told that the app must support RH 6 and ...

I study some Qt3 code, My enviroment is QT 4 commercial, VS2010 with qt-addin. when I add the preprocessor "QT3_SUPPORT", the QString always with some ...

I may ask a stupid question: in this article Porting from Qt 4 to Qt 5 the author mentioned "Qt3Support code is a method which has been renamed to som ...

I have a 1024x768 Qt3 application, and want to run it on a smaller tablet display. Isn't there a way to zoom out the application window, so to fit the ...

When I create a deafult QTextEdit widget, it appears in a default Windows style border. I don't want this border, so I try to turn it off. How do I do ...

In my project, I have a Group box with a few elements that may need to be hidden, with other elements above and below. If I hide those elements with s ...