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| author | Peter Hutterer <peter.hutterer@who-t.net> | 2010-03-15 11:08:05 +1000 |
|---|---|---|
| committer | Peter Hutterer <peter.hutterer@who-t.net> | 2010-03-18 08:04:01 +1000 |
| commit | d525b48a2ffeeb63fd248e21324e33156ed61ed0 (patch) | |
| tree | a146867ad34afe36490f4d7772622706f5acd15d | |
| parent | emuMB: default to disabled mouse button emulation for touchscreens. (diff) | |
| download | xf86-input-evdev-d525b48a2ffeeb63fd248e21324e33156ed61ed0.tar.gz xf86-input-evdev-d525b48a2ffeeb63fd248e21324e33156ed61ed0.tar.bz2 xf86-input-evdev-d525b48a2ffeeb63fd248e21324e33156ed61ed0.zip | |
When labeling a device as touchpad, only check for LMR buttons.
Touchpads that have physical buttons have either LMR or BTN_TOOL_FINGER.
Other buttons in the range evdev recognises shouldn't be taken into account
here - they skew the detection towards touchpads and away from touchscreens.
Fedora Bug 571639
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Simon Thum <simon.thum@gmx.de>
| -rw-r--r-- | src/evdev.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/evdev.c b/src/evdev.c index 3051462..b532639 100644 --- a/src/evdev.c +++ b/src/evdev.c @@ -1767,6 +1767,7 @@ static int EvdevProbe(InputInfoPtr pInfo) { int i, has_rel_axes, has_abs_axes, has_keys, num_buttons, has_scroll; + int has_lmr; /* left middle right */ int kernel24 = 0; int ignore_abs = 0, ignore_rel = 0; EvdevPtr pEvdev = pInfo->private; @@ -1809,6 +1810,7 @@ EvdevProbe(InputInfoPtr pInfo) has_abs_axes = FALSE; has_keys = FALSE; has_scroll = FALSE; + has_lmr = FALSE; num_buttons = 0; /* count all buttons */ @@ -1823,6 +1825,10 @@ EvdevProbe(InputInfoPtr pInfo) } } + has_lmr = TestBit(BTN_LEFT, pEvdev->key_bitmask) || + TestBit(BTN_MIDDLE, pEvdev->key_bitmask) || + TestBit(BTN_RIGHT, pEvdev->key_bitmask); + if (num_buttons) { pEvdev->flags |= EVDEV_BUTTON_EVENTS; @@ -1895,7 +1901,7 @@ EvdevProbe(InputInfoPtr pInfo) } } else if (TestBit(ABS_PRESSURE, pEvdev->abs_bitmask) || TestBit(BTN_TOUCH, pEvdev->key_bitmask)) { - if (num_buttons || TestBit(BTN_TOOL_FINGER, pEvdev->key_bitmask)) { + if (has_lmr || TestBit(BTN_TOOL_FINGER, pEvdev->key_bitmask)) { xf86Msg(X_INFO, "%s: Found absolute touchpad.\n", pInfo->name); pEvdev->flags |= EVDEV_TOUCHPAD; memset(pEvdev->old_vals, -1, sizeof(int) * pEvdev->num_vals); |