static void await_xscreensaver (state *);
static void schedule_preview (state *, const char *cmd);
-static void kill_preview_subproc (state *);
+static void kill_preview_subproc (state *, Bool reset_p);
static void schedule_preview_check (state *);
flush_dialog_changes_and_save (s);
status = xscreensaver_command (GDK_DISPLAY(), command, arg, False, &err);
+
+ /* Kludge: ignore the spurious "window unexpectedly deleted" errors... */
+ if (status < 0 && err && strstr (err, "unexpectedly deleted"))
+ status = 0;
+
if (status < 0)
{
char buf [255];
{
state *s = global_state_kludge; /* I hate C so much... */
flush_dialog_changes_and_save (s);
- kill_preview_subproc (s);
+ kill_preview_subproc (s, False);
gtk_main_quit ();
}
Atom type;
int format;
unsigned long nitems, bytesafter;
- CARD32 *data = 0;
+ unsigned char *dataP = 0;
Display *dpy = GDK_DISPLAY();
int hack_number = -1;
XA_SCREENSAVER_STATUS,
0, 3, False, XA_INTEGER,
&type, &format, &nitems, &bytesafter,
- (unsigned char **) &data)
+ &dataP)
== Success
&& type == XA_INTEGER
&& nitems >= 3
- && data)
- hack_number = (int) data[2] - 1;
+ && dataP)
+ {
+ CARD32 *data = (CARD32 *) dataP;
+ hack_number = (int) data[2] - 1;
+ }
- if (data) free (data);
+ if (dataP) XFree (dataP);
return hack_number;
}
}
+static void
+reset_preview_window (state *s)
+{
+ /* On some systems (most recently, MacOS X) OpenGL programs get confused
+ when you kill one and re-start another on the same window. So maybe
+ it's best to just always destroy and recreate the preview window
+ when changing hacks, instead of always trying to reuse the same one?
+ */
+ GtkWidget *pr = name_to_widget (s, "preview");
+ if (GTK_WIDGET_REALIZED (pr))
+ {
+ Window oid = (pr->window ? GDK_WINDOW_XWINDOW (pr->window) : 0);
+ Window id;
+ gtk_widget_hide (pr);
+ gtk_widget_unrealize (pr);
+ gtk_widget_realize (pr);
+ gtk_widget_show (pr);
+ id = (pr->window ? GDK_WINDOW_XWINDOW (pr->window) : 0);
+ if (s->debug_p)
+ fprintf (stderr, "%s: window id 0x%X -> 0x%X\n", blurb(),
+ (unsigned int) oid,
+ (unsigned int) id);
+ }
+}
+
+
static void
fix_preview_visual (state *s)
{
static void
-kill_preview_subproc (state *s)
+kill_preview_subproc (state *s, Bool reset_p)
{
s->running_preview_error_p = False;
}
reap_zombies (s);
+
+ if (reset_p)
+ {
+ reset_preview_window (s);
+ clear_preview_window (s);
+ }
}
const char *cmd = s->desired_preview_cmd;
GtkWidget *pr = name_to_widget (s, "preview");
- GdkWindow *window = pr->window;
+ GdkWindow *window;
+
+ reset_preview_window (s);
+
+ window = pr->window;
s->running_preview_error_p = False;
if (s->preview_suppressed_p)
{
- kill_preview_subproc (s);
+ kill_preview_subproc (s, False);
goto DONE;
}
(unsigned int) id);
}
- kill_preview_subproc (s);
+ kill_preview_subproc (s, False);
if (! new_cmd)
{
s->running_preview_error_p = True;
{
state *s = (state *) data;
if (! s->desired_preview_cmd)
- kill_preview_subproc (s);
+ kill_preview_subproc (s, True);
else if (!s->running_preview_cmd ||
!!strcmp (s->desired_preview_cmd, s->running_preview_cmd))
launch_preview_subproc (s);
Atom type;
int format;
unsigned long nitems, bytesafter;
- CARD32 *data = 0;
+ unsigned char *dataP = 0;
Display *dpy = GDK_DISPLAY();
Bool blanked_p = False;
XA_SCREENSAVER_STATUS,
0, 3, False, XA_INTEGER,
&type, &format, &nitems, &bytesafter,
- (unsigned char **) &data)
+ &dataP)
== Success
&& type == XA_INTEGER
&& nitems >= 3
- && data)
- blanked_p = (data[0] == XA_BLANK || data[0] == XA_LOCK);
+ && dataP)
+ {
+ Atom *data = (Atom *) dataP;
+ blanked_p = (data[0] == XA_BLANK || data[0] == XA_LOCK);
+ }
- if (data) free (data);
+ if (dataP) XFree (dataP);
return blanked_p;
}
{
if (s->debug_p)
fprintf (stderr, "%s: screen is blanked: killing preview\n", blurb());
- kill_preview_subproc (s);
+ kill_preview_subproc (s, True);
}
return True; /* re-execute timer */
state *s = global_state_kludge; /* I hate C so much... */
fprintf (stderr, "\nX error in %s:\n", blurb());
XmuPrintDefaultErrorMessage (dpy, error, stderr);
- kill_preview_subproc (s);
+ kill_preview_subproc (s, False);
exit (-1);
return 0;
}
# endif /* HAVE_CRAPPLET */
gtk_main ();
- kill_preview_subproc (s);
+ kill_preview_subproc (s, False);
exit (0);
}