qdbus

Inter-Process Communication (IPC) and Remote Procedure Calling (RPC) mechanism originally developed for Linux.

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• List available service names:

qdbus

• List object paths for a specific service:

qdbus {service_name}

• List methods, signals and properties available on a specific object:

qdbus {service_name} {/path/to/object}

• Execute a specific method passing arguments and display the returned value:

qdbus {service_name} {/path/to/object} {method_name} {argument1} {argument2}

• Display the current brightness value in a KDE Plasma session:

qdbus {org.kde.Solid.PowerManagement} {/org/kde/Solid/PowerManagement/Actions/BrightnessControl} {org.kde.Solid.PowerManagement.Actions.BrightnessControl.brightness}

• Set a specific brightness to a KDE Plasma session:

qdbus {org.kde.Solid.PowerManagement} {/org/kde/Solid/PowerManagement/Actions/BrightnessControl} {org.kde.Solid.PowerManagement.Actions.BrightnessControl.setBrightness} {5000}

• Invoke volume up shortcut in a KDE Plasma session:

qdbus {org.kde.kglobalaccel} {/component/kmix} {invokeShortcut} "{increase_volume}"

• Display help:

qdbus --help

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