Commit d925a426 authored by Stefan Monnier's avatar Stefan Monnier

(x_set_frame_alpha): Add x_catch_errors for bug#437.

parent b4945b95
2008-06-21 Seiji Zenitani <zenitani@mac.com>
Ryo Yoshitake <ryo@shiftmode.net>
* xterm.c (x_set_frame_alpha): Add x_catch_errors for bug#437.
2008-06-22 Stefan Monnier <monnier@iro.umontreal.ca>
* Makefile.in (${lisp} ${SOME_MACHINE_LISP}, ../lisp/loaddefs.el):
......
......@@ -497,26 +497,32 @@ x_set_frame_alpha (f)
{
unsigned char *data;
Atom actual;
int format;
int rc, format;
unsigned long n, left;
XGetWindowProperty(dpy, win, XInternAtom(dpy, OPACITY, False),
0L, 1L, False, XA_CARDINAL, &actual, &format, &n, &left,
&data);
if (actual != None)
x_catch_errors (dpy);
rc = XGetWindowProperty(dpy, win, XInternAtom(dpy, OPACITY, False),
0L, 1L, False, XA_CARDINAL,
&actual, &format, &n, &left,
&data);
if (rc == Success && actual != None)
if (*(unsigned long *)data == opac)
{
XFree ((void *) data);
x_uncatch_errors ();
return;
}
else
XFree ((void *) data);
x_uncatch_errors ();
}
x_catch_errors (dpy);
XChangeProperty (dpy, win, XInternAtom (dpy, OPACITY, False),
XA_CARDINAL, 32, PropModeReplace,
(unsigned char *) &opac, 1L);
XSync (dpy, False);
x_uncatch_errors ();
}
......
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