Eu gosto da extensão Touchpad Indicator
do GNOME Shell.
Encontre-o em link
Eu procurei por soluções, editando xinput e algo assim, mas nada funciona. Eu posso rolar com a palma da mão inteira no touchpad, o que me deixa louco quando preciso digitar algo.
$ uname -r
4.13.0-36-generic
$ xinput list-props "SynPS/2 Synaptics TouchPad"
Device 'SynPS/2 Synaptics TouchPad':
Device Enabled (142): 1
Coordinate Transformation Matrix (144): 1.000000, 0.000000, 0.000000, 0.000000, 1.000000, 0.000000, 0.000000, 0.000000, 1.000000
Device Accel Profile (271): 1
Device Accel Constant Deceleration (272): 2.500000
Device Accel Adaptive Deceleration (273): 1.000000
Device Accel Velocity Scaling (274): 12.500000
Synaptics Edges (294): 1659, 5337, 1531, 4401
Synaptics Finger (295): 50, 50, 200
Synaptics Tap Time (296): 180
Synaptics Tap Move (297): 238
Synaptics Tap Durations (298): 180, 180, 100
Synaptics ClickPad (299): 1
Synaptics Middle Button Timeout (300): 0
Synaptics Two-Finger Pressure (301): 282
Synaptics Two-Finger Width (302): 7
Synaptics Scrolling Distance (303): -108, -108
Synaptics Edge Scrolling (304): 0, 0, 0
Synaptics Two-Finger Scrolling (305): 1, 1
Synaptics Move Speed (306): 1.000000, 1.750000, 0.036880, 0.000000
Synaptics Off (307): 2
Synaptics Locked Drags (308): 0
Synaptics Locked Drags Timeout (309): 5000
Synaptics Tap Action (310): 2, 3, 0, 0, 1, 3, 2
Synaptics Click Action (311): 1, 3, 0
Synaptics Circular Scrolling (312): 0
Synaptics Circular Scrolling Distance (313): 0.100000
Synaptics Circular Scrolling Trigger (314): 0
Synaptics Circular Pad (315): 0
Synaptics Palm Detection (316): 1
Synaptics Palm Dimensions (317): 5, 5
Synaptics Coasting Speed (318): 20.000000, 50.000000
Synaptics Pressure Motion (319): 30, 160
Synaptics Pressure Motion Factor (320): 1.000000, 1.000000
Synaptics Resolution Detect (321): 1
Synaptics Grab Event Device (322): 0
Synaptics Gestures (323): 1
Synaptics Capabilities (324): 1, 0, 0, 1, 1, 1, 1
Synaptics Pad Resolution (325): 53, 36
Synaptics Area (326): 0, 0, 0, 0
Synaptics Soft Button Areas (327): 3498, 0, 4033, 0, 0, 0, 0, 0
Synaptics Noise Cancellation (328): 20, 20
Device Product ID (264): 2, 7
Device Node (263): "/dev/input/event7"
Synaptics Finger: 50, 50, 200
funciona para mim. No entanto, minha palma pode facilmente mexer com minha digitação, mesmo com Synaptics Palm Detection
on e diferentes valores Synaptics Palm Dimensions
Alguém conhece uma solução para isso?