@Override public void createToolWindowContent(Project project, ToolWindow toolWindow) { Component component = toolWindow.getComponent(); JPanel kevoreeEditorPanel = KevoreeEditorComponent.getInstance(project).kevoreeEditorPanel; if (kevoreeEditorPanel != null) { component.getParent().add(kevoreeEditorPanel); } else { component.getParent().add(new JLabel("loading...")); } }