XLibre/xf86-input-evdev
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Disable middle mouse button emulation when a real middle MB event is detected.

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Devices may report middle mouse buttons even if they don't have one (PS/2
devices just don't know any better), so we can't be sure until we see the
event.
This commit is contained in:
Peter Hutterer
2008-06-10 22:48:01 +09:30
parent e8887435ac
commit 39dc453691
2 changed files with 3 additions and 8 deletions
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4
man/evdev.man
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@@ -60,8 +60,8 @@ one of \*qPath\*q or \*qDevice\*q must be given.
.BI "Option \*qEmulate3Buttons\*q \*q" boolean \*q
Enable/disable the emulation of the third (middle) mouse button for mice
which only have two physical buttons. The third button is emulated by
pressing both buttons simultaneously. Default: on, unless the device reports
the presence of a physical button 3.
pressing both buttons simultaneously. Default: on, until a middle mouse
button event is registered.
.TP 7
.BI "Option \*qEmulate3Timeout\*q \*q" integer \*q
Sets the timeout (in milliseconds) that the driver waits before deciding

7
src/evdev.c
View File

@@ -226,6 +226,7 @@ EvdevReadInput(InputInfoPtr pInfo)
xf86PostButtonEvent(pInfo->dev, 0, 3, value, 0, 0);
break;
case BTN_MIDDLE:
EvdevMBEmuEnable(pInfo, FALSE);
xf86PostButtonEvent(pInfo->dev, 0, 2, value, 0, 0);
break;
@@ -943,12 +944,6 @@ EvdevProbe(InputInfoPtr pInfo)
has_buttons = TRUE;
}
if (TestBit(BTN_MIDDLE, key_bitmask)) {
xf86Msg(X_INFO, "%s: Found middle button. Disabling emulation.\n",
pInfo->name);
EvdevMBEmuEnable(pInfo, FALSE);
}
for (i = 0; i < BTN_MISC; i++)
if (TestBit(i, key_bitmask))
break;