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Bug 557059 – crash when compositing emblems with icon

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2008-10-20  Christian Persch  <chpe@gnome.org>

	Bug 557059 – crash when compositing emblems with icon

	* gtk/gtkicontheme.c: (apply_emblems): Copy the pixbuf before using it
	with gtk_pixbuf_composite, in case its pixdata is read-only (mmaped
	from icon cache or builtins).

svn path=/trunk/; revision=21690
This commit is contained in:
Christian Persch 2008-10-20 16:55:00 +00:00 committed by Christian Persch
parent 093d425393
commit 4ba6262be9
2 changed files with 27 additions and 4 deletions
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8
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@ -1,3 +1,11 @@
2008-10-20 Christian Persch <chpe@gnome.org>
Bug 557059 – crash when compositing emblems with icon
* gtk/gtkicontheme.c: (apply_emblems): Copy the pixbuf before using it
with gtk_pixbuf_composite, in case its pixdata is read-only (mmaped
from icon cache or builtins).
2008-10-20 Murray Cumming <murrayc@murrayc.com>
* gtk/gtkiconview.c: gtk_icon_view_set_tooltip_row(),

23
gtk/gtkicontheme.c
View File

@ -2776,13 +2776,15 @@ static gboolean icon_info_ensure_scale_and_pixbuf (GtkIconInfo*, gboolean);
static void
apply_emblems (GtkIconInfo *info)
{
GdkPixbuf *icon;
GdkPixbuf *icon = NULL;
gint w, h, pos;
GSList *l;
icon = info->pixbuf;
w = gdk_pixbuf_get_width (icon);
h = gdk_pixbuf_get_height (icon);
if (info->emblem_infos == NULL)
return;
w = gdk_pixbuf_get_width (info->pixbuf);
h = gdk_pixbuf_get_height (info->pixbuf);
for (l = info->emblem_infos, pos = 0; l; l = l->next, pos++)
{
@ -2826,10 +2828,23 @@ apply_emblems (GtkIconInfo *info)
break;
}
if (icon == NULL)
{
icon = gdk_pixbuf_copy (info->pixbuf);
if (icon == NULL)
break;
}
gdk_pixbuf_composite (emblem, icon, x, y, ew, eh, x, y,
scale, scale, GDK_INTERP_BILINEAR, 255);
}
}
if (icon)
{
g_object_unref (info->pixbuf);
info->pixbuf = icon;
}
}
/* This function contains the complicated logic for deciding