![]() ![]() The slave devices are the physical hardware devices which controls the master devices. The master keyboard device is the cursor depicting where letters will appear, such as in a word processor. For the master pointer device, it is the arrow cursor which corresponds to the pointing device, mouse or touchpad. The master devices are what appear in X Windows. The first section shows the Virtual core pointer which are the mice. The output from the command should display a list of input devices. NOTE: You can also just type xinput with no options since -list is the default option. To get a list of the various input devices, mice and keyboards, we use the following command in a Terminal: It may be necessary to be able to disable and enable a touchpad or other input device. Sometimes the option exists, but does not work properly. Sometimes, there is an option to 'disable touchpad as you type' which works. I can add a USB mouse and disable the touchpad so I do not accidentally touch it and cause the cursor to do things I do not want it to do. Personally, I have a laptop with a touchpad that I do not like at all. For example, if you have a laptop with a keyboard and you add another in the USB port, you want to be sure you disabled the proper keyboard. NOTE: For systems with multiple input devices, be sure that if one of the devices is to be disabled that it is the correct one. Another keyboard and/or mouse can be added using the Universal Serial Bus (USB). ![]() ![]() For example, on a laptop there is a keyboard and usually a touchpad or some such device to control the mouse. It is possible to have multiple mice and keyboards on a system. The core devices for Xinput are the mouse and keyboard. The Xinput extension, libXi, controls input from the mouse and keyboard as well as other input devices which may not be common. X Windows is made up of many components which are managed to support the GUI. X Windows is also referred to as X11, X-Windows and X. The display manager of Linux systems is X Windows. ![]()
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