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stylecontext: Don't crah when invalidate() is called on saved context

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We need to invalidate the root node, not the current one.
Fixes crashes on startup of eclipse.

Testcase included.

https://bugzilla.redhat.com/show_bug.cgi?id=1185828
This commit is contained in:
Benjamin Otte 2015-02-04 21:08:54 +01:00
parent 473ab791ff
commit edec64cda3
2 changed files with 26 additions and 5 deletions
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12
gtk/gtkstylecontext.c
View File

@ -3108,17 +3108,19 @@ gtk_style_context_invalidate (GtkStyleContext *context)
{
GtkBitmask *changes;
GtkCssStyle *style;
GtkCssNode *root;
g_return_if_fail (GTK_IS_STYLE_CONTEXT (context));
gtk_style_context_clear_cache (context);
gtk_css_node_set_values (context->priv->cssnode, NULL);
/* insta-recalculate the new style here */
root = gtk_style_context_get_root (context);
style = build_properties (context,
context->priv->cssnode->decl,
!gtk_style_context_is_saved (context),
gtk_css_node_get_parent_style (context, context->priv->cssnode));
gtk_css_node_set_values (context->priv->cssnode, style);
root->decl,
TRUE,
gtk_css_node_get_parent_style (context, root));
gtk_css_node_set_values (root, style);
g_object_unref (style);
if (!gtk_style_context_is_saved (context))

19
testsuite/gtk/stylecontext.c
View File

@ -289,6 +289,24 @@ test_basic_properties (void)
g_object_unref (context);
}
void
test_invalidate_saved (void)
{
GtkWidget *window;
GtkStyleContext *context;
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
context = gtk_widget_get_style_context (window);
gtk_style_context_save (context);
G_GNUC_BEGIN_IGNORE_DEPRECATIONS
gtk_style_context_invalidate (context);
G_GNUC_END_IGNORE_DEPRECATIONS
gtk_style_context_restore (context);
gtk_widget_destroy (window);
}
int
main (int argc, char *argv[])
{
@ -299,6 +317,7 @@ main (int argc, char *argv[])
g_test_add_func ("/style/path", test_path);
g_test_add_func ("/style/match", test_match);
g_test_add_func ("/style/basic", test_basic_properties);
g_test_add_func ("/style/invalidate-saved", test_invalidate_saved);
return g_test_run ();
}