Arc Theme

Arc is a flat theme with transparent elements for GTK 3, GTK 2 and GNOME Shell which supports GTK 3 and GTK 2 based desktop environments like GNOME, Unity, Budgie, Pantheon, Xfce, MATE, Cinnamon etc.

Arc is available in three variants

Arc

Arc-Darker

Arc-Dark

Installation

To build the theme the follwing packages are required

• autoconf
• automake
• pkgconf
• git to clone the source directory
• sassc for GTK 3, Cinnamon, or GNOME Shell
• optipng and inkscape for GTK 2, GTK 3, or XFWM

For the theme to function properly, install the following

• GNOME Shell 3.18 - 3.32
• GTK 3.18 - 3.24
• The gnome-themes-standard package
• The murrine GTK2 engine. This has different names depending on the distro.
  • gtk-engine-murrine (Arch Linux)
  • gtk2-engines-murrine (Debian, Ubuntu, elementary OS)
  • gtk-murrine-engine (Fedora)
  • gtk2-engine-murrine (openSUSE)
  • gtk-engines-murrine (Gentoo)

Install the theme with the following commands

1. Get the source

Clone the git repository with

git clone https://github.com/jnsh/arc-theme --depth 1 && cd arc-theme

2. Build and install the theme

./autogen.sh --prefix=/usr
sudo make install

Other options to pass to autogen.sh are

--disable-transparency        disable transparency in the GTK3 theme
--disable-light               disable Arc Light support
--disable-darker              disable Arc Darker support
--disable-dark                disable Arc Dark support
--disable-cinnamon            disable Cinnamon support
--disable-gnome-shell         disable GNOME Shell support
--disable-gtk2                disable GTK2 support
--disable-gtk3                disable GTK3 support
--disable-metacity            disable Metacity support
--disable-unity               disable Unity support
--disable-xfwm                disable XFWM support
--disable-plank               disable Plank theme support
--disable-openbox             disable Openbox support

--with-cinnamon=<version>     build the theme for a specific Cinnamon version
--with-gnome-shell=<version>  build the theme for a specific GNOME version
--with-gtk3=<version>         build the GTK3 theme for a specific version

After the installation is complete the theme can be activated with gnome-tweak-tool or a similar program by selecting Arc, Arc-Darker or Arc-Dark as Window/GTK+ theme and Arc or Arc-Dark as GNOME Shell/Cinnamon theme.

If the --disable-transparency option was used, the theme will be installed as Arc-solid, Arc-Darker-solid and Arc-Dark-solid.

Uninstall

Run

sudo make uninstall

from the cloned git repository, or

sudo rm -rf /usr/share/themes/{Arc,Arc-Darker,Arc-Dark}

Extras

Arc KDE

A port of Arc for the Plasma 5 desktop with a few additions and extras. Available here.

Plank theme

As of version 20180114 the plank theme will be installed along with the normal arc gtk theme. You can disable the install by passing disable-plank to the autogen command. Now open the Plank preferences window by executing plank --preferences from a terminal and select Gtk+ as the theme.

Arc-Dark for Ubuntu Software Center

The Arc Dark theme for the Ubuntu Software Center by mervick can be installed from here. It solves readability issues with Arc Dark and the Ubuntu Software Center.

Troubleshooting

If you get artifacts like black or invisible backgrounds under Unity, disable overlay scrollbars with

gsettings set com.canonical.desktop.interface scrollbar-mode normal

Bugs

If you find a bug, please report it at https://github.com/jnsh/arc-theme/issues

License

Arc is available under the terms of the GPL-3.0. See COPYING for details.

Full Preview

_{Screenshot Details: Icons: Arc | Launcher Icons based on White Pixel Icons | Wallpaper | Font: Futura Bk bt}