Install Qt 5 on Ubuntu

Introduction

This is a tutorial for installation of Qt 5.7.0 to Ubuntu 12.10. It may be used also for newer versions of Qt and Ubuntu. A difference for OpenGL has been found and added as a note below.

Installation Guide

• Download

Visit Qt downloads page andownload a 32-bit or 64-bit Linux installationdepending your version of Ubuntu. The installation file can be also downloaded through the command line using wget.

Example:

wget http://download.qt.io/official_releases/qt/5.7/5.7.0/qt-opensource-linux-x64-5.7.0.run

• Install

Adjust permission,run the installer and follow the instruction to complete the installation.

• Install g++

Open a terminal and execute the following command to install g++:

• Install generic font configuration library - runtime

Open a terminal and execute the following command to install the full runtime files for the generic font configuration library:

• Configure a compiler

LaunchQt Creator. Go toTools > Options. ClickBuild & Runand select tabKit. Configure a compiler if it is not automatically detected.

• Install OpenGL libraries

Execute the following command to install OpenGL libraries:

Note: Just installing the above-mentioned mesa-common-dev kit is not sufficient for more recent Ubuntu versions. Based on a comment in the Qt forum^[1]an additional package needs installation. Execute following command:

Tested with Qt5.3.1 and Ubuntu 14.04 and it solved the problem with missing -lGL.

• Set file association with pro files

When installing from the on-line source the file association is not done automatically. It also not show up when you try to associate it with file explorer. Create a file named “Qt-Creator.desktop” and fill the file with the following.

Place this file in home .local/share/applications .

Edit a file named “defaults.list” in the same directory . Add the following line.

open file mimeapps.list and check if the following line is present.

if not add it under [added Associations].

Run the following command.

now Qt has been added to the list of file associations.

Troubleshooting

• Qt Creator needs a compiler set up to build

Follow the instruction from the prevIoUs section to configure compiler for Qt Creator.

• error: g++: Command not found

Solution:

References

原文地址:http://wiki.qt.io/Install_Qt_5_on_Ubuntu