因此，我一直在查看这里提出的其他一些有关单击触摸板时光标跳动的问题，似乎我没有遇到与他们相同的问题。我相信我的问题与单击或按住左键时的多点触控有关。
有两次我的指针出现问题，一次是在移动光标后单击右键时，另一次是在按住左键并移动光标（例如拖动窗口）时。光标会突然卡在屏幕的左下角。我还注意到，我认为是 4 个事件导致了 evtest 的问题。
移动后单击时出现以下信息：
Event: time 1457106182.202264, type 3 (EV_ABS), code 58 (ABS_MT_PRESSURE), value 39
Event: time 1457106182.202264, type 3 (EV_ABS), code 24 (ABS_PRESSURE), value 39
Event: time 1457106182.202264, -------------- SYN_REPORT ------------
Event: time 1457106182.212447, type 3 (EV_ABS), code 57 (ABS_MT_TRACKING_ID), value -1
Event: time 1457106182.212447, type 1 (EV_KEY), code 330 (BTN_TOUCH), value 0
Event: time 1457106182.212447, type 3 (EV_ABS), code 24 (ABS_PRESSURE), value 0
Event: time 1457106182.212447, type 1 (EV_KEY), code 325 (BTN_TOOL_FINGER), value 0
Event: time 1457106182.212447, -------------- SYN_REPORT ------------
按住左键并拖动时：
Event: time 1457107443.726386, type 3 (EV_ABS), code 53 (ABS_MT_POSITION_X), value 2353
Event: time 1457107443.726386, type 3 (EV_ABS), code 54 (ABS_MT_POSITION_Y), value 4351
Event: time 1457107443.726386, type 3 (EV_ABS), code 58 (ABS_MT_PRESSURE), value 54
Event: time 1457107443.726386, type 3 (EV_ABS), code 0 (ABS_X), value 2353
Event: time 1457107443.726386, type 3 (EV_ABS), code 1 (ABS_Y), value 4351
Event: time 1457107443.726386, type 3 (EV_ABS), code 24 (ABS_PRESSURE), value 54
Event: time 1457107443.726386, -------------- SYN_REPORT ------------
Event: time 1457107443.735923, type 3 (EV_ABS), code 57 (ABS_MT_TRACKING_ID), value -1
Event: time 1457107443.735923, type 1 (EV_KEY), code 330 (BTN_TOUCH), value 0
Event: time 1457107443.735923, type 3 (EV_ABS), code 24 (ABS_PRESSURE), value 0
Event: time 1457107443.735923, type 1 (EV_KEY), code 325 (BTN_TOOL_FINGER), value 0
Event: time 1457107443.735923, -------------- SYN_REPORT ------------
每次光标移动到屏幕左下角时，似乎都会发生这 4 个事件的特定序列。那么我能过滤掉这些事件吗？或者有没有什么设置可以防止这种情况发生？