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} @Override public void dragStart() { if (glassPanel == null) { glassPanel = new GlassPanel(false); glassPanel.addStyleName("mosaic-GlassPanel-invisible"); } RootPanel.get().add(glassPanel, 0, 0); super.dragStart();
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} } public void showModal() { if (glassPanel == null) { glassPanel = new GlassPanel(false); glassPanel.addStyleName("mosaic-GlassPanel-default"); } RootPanel.get().add(glassPanel, 0, 0); center(); addPopupListener(this);