wew
—
window event watcher
wew
is a daemon that prints X events to stdout in the
form : ev:wid. See section EVENT VALUES for the values
of ev.
wew
will always register the
XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY on the root window.
-l
- List event mask values
-m
mask
- Set event mask to mask (defaults to
XCB_EVENT_MASK_ENTER_NOTIFY)
Each event returned by the X server has a specific value:
wew
acts on the X display specified by the
DISPLAY
variable.