FVWM-Crystal is a

theme Theme or themes may refer to: * Theme (arts), the unifying subject or idea of the type of visual work * Theme (Byzantine district), an administrative district in the Byzantine Empire governed by a Strategos * Theme (computing), a custom graphical ...

framework for the

FVWM The F Virtual Window Manager is a virtual window manager for the X Window System. Originally a twm derivative, FVWM has evolved into a powerful and highly configurable environment for Unix-like systems. History In 1993, during his work analyzin ...

window manager A window manager is system software that controls the placement and appearance of windows within a windowing system in a graphical user interface. Most window managers are designed to help provide a desktop environment. They work in conjunction ...

. It uses

GUI The GUI ( "UI" by itself is still usually pronounced . or ), graphical user interface, is a form of user interface that allows users to interact with electronic devices through graphical icons and audio indicator such as primary notation, inste ...

tools to edit the look of windows, instead of the use of editing a text file in FVWM. It creates a desktop environment using FVWM as its window manager and main core. It features flexible window decorations, and a

file manager A file manager or file browser is a computer program that provides a user interface to manage files and folders. The most common operations performed on files or groups of files include creating, opening (e.g. viewing, playing, editing or pr ...

may be optionally used to display desktop icons; ROX-Filer,

Thunar Thunar is a file manager for Linux and other Unix-like systems, initially written using the GTK+ 2 toolkit and later ported to the GTK+ 3 toolkit. It started to ship with Xfce in version 4.4 RC1 and later. Thunar is developed by Benedikt Meu ...

and

Nautilus The nautilus (, ) is a pelagic marine mollusc of the cephalopod family Nautilidae. The nautilus is the sole extant family of the superfamily Nautilaceae and of its smaller but near equal suborder, Nautilina. It comprises six living species in t ...

are supported for this task. FVWM-Crystal offers

user interface In the industrial design field of human–computer interaction, a user interface (UI) is the space where interactions between humans and machines occur. The goal of this interaction is to allow effective operation and control of the machine f ...

integration for some

terminal emulator A terminal emulator, or terminal application, is a computer program that emulates a video terminal within some other display architecture. Though typically synonymous with a shell or text terminal, the term ''terminal'' covers all remote termin ...

s like

xterm In computing, xterm is the standard terminal emulator for the X Window System. It allows users to run programs which require a command-line interface. If no particular program is specified, xterm runs the user's shell. An X display can show ...

, aterm and urxvt (rxvt-unicode), for a tray system such as stalonetray or trayer-srg, for various music players - among them

Audacious Audacious may refer to: * ''Audacious'' (album), a 2016 album by Cupcakke * Audacious (software), an open-source media player Ships * List of ships named ''Audacious'' * HMS ''Audacious'', various ships of the British Royal Navy * ''Audaci ...

, MPD,

Quod Libet A quodlibet (; Latin for "whatever you wish" from ''quod'', "what" and '' libet'', "pleases") is a musical composition that combines several different melodies—usually popular tunes—in counterpoint, and often in a light-hearted, humorous manne ...

XMMS X Multimedia System (XMMS) is an audio player (software), audio player for Unix-like systems released under a free software license. History XMMS was originally written as ''X11Amp'' by Peter and Mikael Alm in November 1997. The player was made t ...

and XMMS2 - and for the video/audio player

MPlayer MPlayer is a free and open-source media player software application. It is available for Linux, OS X and Microsoft Windows. Versions for OS/2, Syllable, AmigaOS, MorphOS and AROS Research Operating System are also available. A port for DOS usi ...

, to the point where it can control these components. FVWM-Crystal makes use of semi-transparency. Almost everything on the default desktop is semi-transparent. By additionally installing a utility program such as transset-df the semi-transparency can be switched on or off via pressing a determined key of the

keyboard Keyboard may refer to: Text input * Keyboard, part of a typewriter * Computer keyboard ** Keyboard layout, the software control of computer keyboards and their mapping ** Keyboard technology, computer keyboard hardware and firmware Music * Musi ...

, being chosen in accordance with user's demands. There is also a menu system that has an extensive default

configuration Configuration or configurations may refer to: Computing * Computer configuration or system configuration * Configuration file, a software file used to configure the initial settings for a computer program * Configurator, also known as choice board ...

but may be customized and extended by each user to fit personal requirements. The deep-level configuration of the resulting desktop environment is predominantly achieved via

Python Python may refer to: Snakes * Pythonidae, a family of nonvenomous snakes found in Africa, Asia, and Australia ** ''Python'' (genus), a genus of Pythonidae found in Africa and Asia * Python (mythology), a mythical serpent Computing * Python (pro ...

scripts. Chief developers of FVWM-Crystal are Maciej Delmanowski and Dominique Michel.

References

External links

* {{X desktop environments and window managers Free desktop environments