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The “gsettings” command is a tool used for reading and modifying settings in the GNOME desktop environment. It provides a way to interact with the GSettings configuration system, allowing users to view, change, and monitor various settings related to the GNOME desktop.
Use case 1: Get the current value of a specific key
Code:
gsettings get org.gnome.desktop.interface gtk-theme
Motivation: Sometimes, it’s necessary to find out the current value of a specific setting in GNOME. This can be useful when troubleshooting issues or simply checking the current configuration.
Explanation:
— The “get” argument is used to retrieve the value of a specific key.
— “org.gnome.desktop.interface” is the schema name that contains the setting.
— “gtk-theme” is the key name for which we want to retrieve the value.
Example output:
‘Adwaita’
Use case 2: Set a new value for a specific key
Code:
gsettings set org.gnome.desktop.interface gtk-theme ‘Adwaita-dark’
Motivation: Changing a specific setting in GNOME can be done easily using this command. It allows users to customize their desktop environment according to their preferences.
Explanation:
— The “set” argument is used to modify the value of a specific key.
— “org.gnome.desktop.interface” is the schema name that contains the setting.
— “gtk-theme” is the key name for which we want to set a new value.
— ‘Adwaita-dark’ is the new value assigned to the key.
Example output: (No output if successful)
Use case 3: Reset a specific key to its default value
Code:
gsettings reset org.gnome.desktop.interface gtk-theme
Motivation: If you have modified a setting and want to revert it back to its default value, this command comes in handy.
Explanation:
— The “reset” argument is used to restore a key’s default value.
— “org.gnome.desktop.interface” is the schema name that contains the setting.
— “gtk-theme” is the key name for which we want to reset its value.
Example output: (No output if successful)
Use case 4: Get all valid values for a specific key
Code:
gsettings range org.gnome.desktop.interface clock-format
Motivation: Sometimes, it’s helpful to know all the possible values that can be assigned to a particular setting.
Explanation:
— The “range” argument is used to retrieve all valid values for a key.
— “org.gnome.desktop.interface” is the schema name that contains the setting.
— “clock-format” is the key name for which we want to retrieve valid values.
Example output:
[’12h’, ’24h’]
Use case 5: Monitor changes for any change made under a given schema
Code:
gsettings monitor org.gnome.desktop.interface
Motivation: If you are debugging or need real-time updates on changes made under a specific schema, this command allows you to monitor those changes as they happen.
Explanation:
— The “monitor” argument enables real-time monitoring of changes under a schema.
— “org.gnome.desktop.interface” is the schema name that we want to monitor.
Example output:
org.gnome.desktop.interface gtk-theme ‘Adwaita-dark’
org.gnome.desktop.interface clock-show-seconds true
…
Use case 6: List all schemas in dconf (the low-level configuration system)
Code:
gsettings list-schemas
Motivation: When you need an overview of all available schemas in dconf, this command provides an easy way to list them all.
Explanation:
— The “list-schemas” argument lists all installed schemas in dconf.
Example output:
com.canonical.indicator.datetime
com.canonical.indicator.messages
com.canonical.indicator.power
…
Use case 7: List all keys under a given schema with their values
Code:
gsettings list-recursively org.gnome.nautilus.preferences
Motivation: If you want to see all keys and their corresponding values under a specific schema, this command allows you to do so recursively.
Explanation:
— The “list-recursively” argument displays all keys and their values under a specified schema.
— “org.gnome.nautilus.preferences” is the schema name from which we want to list keys and values.
Example output:
org.gnome.nautilus.preferences default-folder-viewer ‘icon-view’
org.gnome.nautilus.preferences search-filter-time-type ‘last_modified’
org.gnome.nautilus.preferences search-view ‘list-view’
…
Conclusion:
The “gsettings” command provides powerful functionality for working with settings in the GNOME desktop environment. Whether you need to retrieve current settings, modify them, monitor changes, or explore available schemas, this command offers flexibility and control over your desktop configuration. By mastering these use cases, users can effectively customize and manage their GNOME experience.
