Method call

CodenameOne/src/com/codename1/ui/Sheet.java:876–907

(Component c)

        if (cnt.getComponentCount() > 0) {
            $(".Sheet", cnt).each(new ComponentClosure() {
                @Override
                public void call(Component c) {
                    if (c instanceof Sheet) {
                        Sheet s = (Sheet) c;
                        if (s.isAncestorSheetOf(Sheet.this) || s == Sheet.this) { //NOPMD CompareObjectsWithEquals
                            // If the sheet is an ancestor of
                            // ours then we don't need to fire a close event
                            // yet.  We fire it when it is closed
                            // without possibility of returning
                            // via a back chain
                            return;
                        }
                        s.fireCloseEvent(false);

                        // Hiding this sheet may eliminate the possibility of
                        // its parent sheets from being shown again,
                        // so their close events should also be fired in this case.
                        Sheet sp = s.getParentSheet();
                        while (sp != null) {
                            if (sp == Sheet.this) { //NOPMD CompareObjectsWithEquals
                                break;
                            }
                            if (!sp.isAncestorSheetOf(Sheet.this)) {
                                sp.fireCloseEvent(false);
                            }
                            sp = sp.getParentSheet();

                        }
                    }


                }

            });
            Component existing = cnt.getComponentAt(0);