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layer-shell: forbid changing the existing popup parent
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1 changed files with 4 additions and 0 deletions
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@ -220,6 +220,10 @@ static void layer_surface_handle_get_popup(struct wl_client *client,
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if (!parent) {
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return;
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}
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if (popup->parent != NULL) {
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wl_resource_post_error(layer_resource, -1, "xdg_popup already has a parent");
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return;
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}
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popup->parent = parent->surface;
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wl_list_insert(&parent->popups, &popup->link);
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wl_signal_emit_mutable(&parent->events.new_popup, popup);
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