forked from AuroraMiddleware/gtk
checkbutton: fix critical when setting use-underline
This needs to make sure that we've created the label before applying the setting on a child widget. Fixes #4934
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@ -1099,7 +1099,7 @@ gtk_check_button_set_use_underline (GtkCheckButton *self,
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return;
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priv->use_underline = setting;
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if (priv->child_type == LABEL_CHILD)
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if (priv->child_type == LABEL_CHILD && priv->child != NULL)
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gtk_label_set_use_underline (GTK_LABEL (priv->child), priv->use_underline);
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g_object_notify_by_pspec (G_OBJECT (self), props[PROP_USE_UNDERLINE]);
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