How To Install fluid on Ubuntu 20.04

In this tutorial we learn how to install fluid on Ubuntu 20.04. fluid is Fast Light Toolkit - user interface designer

Introduction

In this tutorial we learn how to install fluid on Ubuntu 20.04.

What is fluid

fluid is:

This package provides Fluid, an interactive GUI designer for FLTK, allowing graphical development of FLTK-based user interfaces. It natively works with (textual) .fl files, but also includes rough support for reading .fd files produced by fdesign (in libforms-bin).

The Fast Light Toolkit (FLTK) is a cross-platform graphical user interface toolkit originally based on libForms.

There are three methods to install fluid on Ubuntu 20.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install fluid Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install fluid using apt-get by running the following command:

sudo apt-get -y install fluid

Install fluid Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install fluid using apt by running the following command:

sudo apt -y install fluid

Install fluid Using aptitude

If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install fluid using aptitude by running the following command:

sudo aptitude -y install fluid

How To Uninstall fluid on Ubuntu 20.04

To uninstall only the fluid package we can use the following command:

sudo apt-get remove fluid

Uninstall fluid And Its Dependencies

To uninstall fluid and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:

sudo apt-get -y autoremove fluid

Remove fluid Configurations and Data

To remove fluid configuration and data from Ubuntu 20.04 we can use the following command:

sudo apt-get -y purge fluid

Remove fluid configuration, data, and all of its dependencies

We can use the following command to remove fluid configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge fluid

References

Summary

In this tutorial we learn how to install fluid package on Ubuntu 20.04 using different package management tools: apt, apt-get and aptitude.