disconnect all client signals when it's closed
author Thomas Lübking
()
committer Thomas Lübking
()
commit 84b63d4b45ee980ed29d2893326eaa4fae45c5da
tree f2f7b8d37af567f709bec505f1466e25b0ea7ee6
parent 7cbd2d3bda8b44935c136366aa510b33762bf14b
disconnect all client signals when it's closed

the client can still live on and emit stuff, but the
compositing has been fininshed for it, so the effect window is NULL

BUG: 310142
FIXED-IN: 4.10
REVIEW: 108008
kwin/effects.cpp