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widget: Don't assume GtkWindow root in gtk_widget_propagate_state()

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Avoid crashes with GtkDragIcon children.
This commit is contained in:
Alexander Mikhaylenko 2021-02-18 13:41:41 +05:00
parent 32c7ca50ea
commit 8e2f90e342
1 changed files with 10 additions and 4 deletions
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14
gtk/gtkwidget.c
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@ -7748,16 +7748,22 @@ gtk_widget_propagate_state (GtkWidget *widget,
if (old_flags != new_flags)
{
GtkWindowGroup *window_group;
GtkRoot *root;
GtkWidget *grab;
GtkWidget *grab = NULL;
gboolean shadowed;
g_object_ref (widget);
root = gtk_widget_get_root (widget);
window_group = gtk_window_get_group (GTK_WINDOW (root));
grab = gtk_window_group_get_current_grab (window_group);
if (GTK_IS_WINDOW (root))
{
GtkWindowGroup *window_group;
window_group = gtk_window_get_group (GTK_WINDOW (root));
grab = gtk_window_group_get_current_grab (window_group);
}
shadowed = grab && grab != widget && !gtk_widget_is_ancestor (widget, grab);
if (!gtk_widget_is_sensitive (widget) && gtk_widget_has_grab (widget))