mirror of
https://gitlab.freedesktop.org/libinput/libinput.git
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4ec04fa960
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
(cherry picked from commit 13c9ef07a2)
95 lines
2.9 KiB
Groff
95 lines
2.9 KiB
Groff
.TH libinput-debug-events "1" "" "libinput @LIBINPUT_VERSION@" "libinput Manual"
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.SH NAME
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libinput\-debug\-events \- debug helper for libinput
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.SH SYNOPSIS
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.B libinput debug\-events [\-\-help] [\-\-show\-keycodes] [\-\-udev \fI<seat>\fB|\-\-device \fI/dev/input/event0\fB] \fI[configuration options]\fB
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.SH DESCRIPTION
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.PP
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The
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.B "libinput debug\-events"
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tool creates a libinput context and prints all events from these devices.
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.PP
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This is a debugging tool only, its output may change at any time. Do not
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rely on the output.
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.PP
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This tool usually needs to be run as root to have access to the
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/dev/input/eventX nodes.
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.SH OPTIONS
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.TP 8
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.B \-\-device \fI/dev/input/event0\fR
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Use the given device with the path backend
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.TP 8
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.B \-\-grab
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Exclusively grab all opened devices. This will prevent events from being
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delivered to the host system.
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.TP 8
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.B \-\-help
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Print help
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.TP 8
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.B \-\-quiet
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Only print libinput messages, don't print anything from this tool. This is
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useful in combination with --verbose for internal state debugging.
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.TP 8
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.B \-\-show\-keycodes
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Key events shown by this tool are partially obfuscated to avoid passwords
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and other sensitive information showing up in the output. Use the
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.B \-\-show\-keycodes
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argument to make all keycodes visible.
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.TP 8
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.B \-\-udev \fI<seat>\fR
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Use the udev backend to listen for device notifications on the given seat.
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The default behavior is equivalent to \-\-udev "seat0".
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.TP 8
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.B \-\-verbose
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Use verbose output
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.SS libinput configuration options
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.TP 8
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.B \-\-disable-sendevents="pattern"
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Set the send-events option to disabled for the devices matching patterns.
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.TP 8
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.B \-\-enable\-tap|\-\-disable\-tap
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Enable or disable tap-to-click
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.TP 8
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.B \-\-enable-drag|\-\-disable\-drag
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Enable or disable tap-and-drag
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.TP 8
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.B \-\-enable\-drag-lock|\-\-disable\-drag\-lock
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Enable or disable tap-and-drag
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.TP 8
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.B \-\-enable\-natural\-scrolling|\-\-disable\-natural\-scrolling
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Enable or disable natural scrolling
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.TP 8
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.B \-\-enable\-left\-handed|\-\-disable\-left\-handed
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Enable or disable left handed button configuration
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.TP 8
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.B \-\-enable\-middlebutton|\-\-disable\-middlebutton
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Enable or disable middle button emulation
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.TP 8
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.B \-\-enable\-dwt|\-\-disable\-dwt
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Enable or disable disable-while-typing
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.TP 8
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.B \-\-set\-click\-method=[none|clickfinger|buttons]
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Set the desired click method
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.TP 8
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.B \-\-set\-scroll\-method=[none|twofinger|edge|button]
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Set the desired scroll method
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.TP 8
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.B \-\-set\-scroll\-button=BTN_MIDDLE
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Set the button to the given button code
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.TP 8
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.B \-\-set\-profile=[adaptive|flat]
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Set pointer acceleration profile
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.TP 8
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.B \-\-set\-speed=<value>
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Set pointer acceleration speed. The allowed range is [-1, 1].
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.TP 8
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.B \-\-set\-tap\-map=[lrm|lmr]
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Set button mapping for tapping
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.SH NOTES
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.PP
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Events shown by this tool may not correspond to the events seen by a
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different user of libinput. This tool initializes a separate context.
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.SH LIBINPUT
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Part of the
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.B libinput(1)
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suite
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