* frame.c (x_set_alpha): Set alpha to -1 if nil given.
authorChong Yidong <cyd@stupidchicken.com>
Wed, 12 Nov 2008 15:49:45 +0000 (15:49 +0000)
committerChong Yidong <cyd@stupidchicken.com>
Wed, 12 Nov 2008 15:49:45 +0000 (15:49 +0000)
commit7e849c1743c9abefcbe5d244544830cf93a19019
tree159501bf1e772ec7c8a02036fff300f4d7f3765a
parent5b51650c09722ad3d31d85a7288a49d711c9cef9
* frame.c (x_set_alpha): Set alpha to -1 if nil given.

* frame.h: Negative alpha means "don't touch".

* w32term.c (x_set_frame_alpha): Do nothing if alpha is negative.

* xterm.c (x_set_frame_alpha): Do nothing if alpha is negative.
src/ChangeLog