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Questions tagged [qt3]

For issues relating to using the Qt framework, version 3.

Qt (pronounced officially as cute (/kyut/) though commonly pronounced as Q.T. (/ˈkyu ti/)) is a cross-platform application development framework widely used for the development of GUI programs (in which case it is known as a widget toolkit), and also used for developing non-GUI programs such as console tools and servers. wikipedia

Qt was created by Trolltech, and is currently developed and maintained by Digia. Qt 3 is no longer supported.

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mainwindow gets wider than screen size in Qt3

I have a maximized mainwindow with dockwidgets. When I increase width of the left dock area (by dragging) the mainwindow gets wider than screen size. How can I prevent this?
shan
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How can I make my application appear in the system tray?

How can I make my application appear in the system tray? I already have a QDialog widget with parent as qApp->mainWidget() and disabled the task bar entry. Now I need it to appear in the system tray. I am using Qt 3.3
Nik
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How to arrange dock windows vertically in Qt LeftDock area?

I want to put 2 dock windows in LeftDock area in Qt3. Since LeftDock is horizontal area, it adds new dock window to the right side of the current dock window. But I want to add the new dock window to the bottom of the current dock window which is in…
shan
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User Interface Compiler (Uic) qt3 vs qt4/5, impl argument equivalence

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 : https://doc.qt.io/qt-5/uic.html This argument is gone from qt4 and 5 and I am wondering if there is an…
peterphonic
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QScrollView with no scrollbars

I'm trying to make a QScrollView with around 100 different labels and buttons. But after I add them, the scrollbars do not appear. here is an example of the code I wrote: self.btn = {} self.scroll =…
Urban48
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Make a checkbox list in Qt4 [PyQt4]

Hey. I'm working on a project, porting a software from Qt3 to Qt4. Its in PyQt, but I'm okay taking answers as if I was working with C++ and the originals Qt4 libraries. In the old code, a ListView with checkboxes are used. When trying to find the…
user89862
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qt3 on arm: cannot bind packed field

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. Google wasn't able to help me and everything i tried failed. The error is: cannot bind packed field…
Detonar
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Missing rules XML file for qt's 'uic3 -convert'

I'm trying to run uic3 -convert to convert some QT3 .ui files to QT4. When I run it, uic3 reports that it's unable to find the rules file (q3porting.xml). Where does uic3 look for the q3porting.xml file Can I pass the rules file as an argument on…
kwikness
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Qt3Support for Qt4 on Ubuntu: linker error

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 with Qt 4.8.6 and package libqt4-qt3support on Ubuntu 15.10. I have added all code files to an empty…
Slowpoke
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How to use a widget plugin in qt 3?

For some reasons, I must work with Qt3 under SLES 11 SP3. I have written the following plugin: // PixmapButtonPlugin.hpp #include class PixmapButtonPlugin : public QWidgetPlugin { public: QStringList keys () const; …
Laurent Michel
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Delete a line from a file in qt?

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 and delete the user name and password.I am able to delete the user name, but i am not able to delete…
user3639779
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Install Qt3 on Ubuntu 14

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 is not available, but is referred to by another package. This may mean that the package is missing,…
cui
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Seeking advice on moving Qt 4 and Java applications between desktops on KDE 3

We've got a (perhaps?) unusual situation where we have a lot of applications built on Qt 4 and some applications built in Java (Swing) but we're using KDE 3. We're on Red Hat Enterprise Linux 5 and since there's no official version of KDE 4 for it,…
Dave K
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Why have QString in struct sometimes a bad-ptr?

I've got an complicated error. The software send PrintParamters to a Printer a couple of times. At a certain moment all QStrings of the Parameter Struct are broken (bad ptr) Is there an general issue with QStrings in Structs? here is the struct I'm…
Christoferw
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Margin in popup menu (qt3)

alt text http://img130.imageshack.us/img130/6218/menuk.jpg Is there any method to get rid of the huge margin on the right side? It appears to be constant, because adding some text to the menu items doesn't change its width at all.
Daniel
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